chamilo-lms2/app/Resources/public/assets/vrview/build/embed.js

(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
(function (process){
/**
 * Tween.js - Licensed under the MIT license
 * https://github.com/tweenjs/tween.js
 * ----------------------------------------------
 *
 * See https://github.com/tweenjs/tween.js/graphs/contributors for the full list of contributors.
 * Thank you all, you're awesome!
 */

var TWEEN = TWEEN || (function () {

	var _tweens = [];

	return {

		getAll: function () {

			return _tweens;

		},

		removeAll: function () {

			_tweens = [];

		},

		add: function (tween) {

			_tweens.push(tween);

		},

		remove: function (tween) {

			var i = _tweens.indexOf(tween);

			if (i !== -1) {
				_tweens.splice(i, 1);
			}

		},

		update: function (time, preserve) {

			if (_tweens.length === 0) {
				return false;
			}

			var i = 0;

			time = time !== undefined ? time : TWEEN.now();

			while (i < _tweens.length) {

				if (_tweens[i].update(time) || preserve) {
					i++;
				} else {
					_tweens.splice(i, 1);
				}

			}

			return true;

		}
	};

})();


// Include a performance.now polyfill.
// In node.js, use process.hrtime.
if (typeof (window) === 'undefined' && typeof (process) !== 'undefined') {
	TWEEN.now = function () {
		var time = process.hrtime();

		// Convert [seconds, nanoseconds] to milliseconds.
		return time[0] * 1000 + time[1] / 1000000;
	};
}
// In a browser, use window.performance.now if it is available.
else if (typeof (window) !== 'undefined' &&
         window.performance !== undefined &&
		 window.performance.now !== undefined) {
	// This must be bound, because directly assigning this function
	// leads to an invocation exception in Chrome.
	TWEEN.now = window.performance.now.bind(window.performance);
}
// Use Date.now if it is available.
else if (Date.now !== undefined) {
	TWEEN.now = Date.now;
}
// Otherwise, use 'new Date().getTime()'.
else {
	TWEEN.now = function () {
		return new Date().getTime();
	};
}


TWEEN.Tween = function (object) {

	var _object = object;
	var _valuesStart = {};
	var _valuesEnd = {};
	var _valuesStartRepeat = {};
	var _duration = 1000;
	var _repeat = 0;
	var _repeatDelayTime;
	var _yoyo = false;
	var _isPlaying = false;
	var _reversed = false;
	var _delayTime = 0;
	var _startTime = null;
	var _easingFunction = TWEEN.Easing.Linear.None;
	var _interpolationFunction = TWEEN.Interpolation.Linear;
	var _chainedTweens = [];
	var _onStartCallback = null;
	var _onStartCallbackFired = false;
	var _onUpdateCallback = null;
	var _onCompleteCallback = null;
	var _onStopCallback = null;

	this.to = function (properties, duration) {

		_valuesEnd = properties;

		if (duration !== undefined) {
			_duration = duration;
		}

		return this;

	};

	this.start = function (time) {

		TWEEN.add(this);

		_isPlaying = true;

		_onStartCallbackFired = false;

		_startTime = time !== undefined ? time : TWEEN.now();
		_startTime += _delayTime;

		for (var property in _valuesEnd) {

			// Check if an Array was provided as property value
			if (_valuesEnd[property] instanceof Array) {

				if (_valuesEnd[property].length === 0) {
					continue;
				}

				// Create a local copy of the Array with the start value at the front
				_valuesEnd[property] = [_object[property]].concat(_valuesEnd[property]);

			}

			// If `to()` specifies a property that doesn't exist in the source object,
			// we should not set that property in the object
			if (_object[property] === undefined) {
				continue;
			}

			// Save the starting value.
			_valuesStart[property] = _object[property];

			if ((_valuesStart[property] instanceof Array) === false) {
				_valuesStart[property] *= 1.0; // Ensures we're using numbers, not strings
			}

			_valuesStartRepeat[property] = _valuesStart[property] || 0;

		}

		return this;

	};

	this.stop = function () {

		if (!_isPlaying) {
			return this;
		}

		TWEEN.remove(this);
		_isPlaying = false;

		if (_onStopCallback !== null) {
			_onStopCallback.call(_object, _object);
		}

		this.stopChainedTweens();
		return this;

	};

	this.end = function () {

		this.update(_startTime + _duration);
		return this;

	};

	this.stopChainedTweens = function () {

		for (var i = 0, numChainedTweens = _chainedTweens.length; i < numChainedTweens; i++) {
			_chainedTweens[i].stop();
		}

	};

	this.delay = function (amount) {

		_delayTime = amount;
		return this;

	};

	this.repeat = function (times) {

		_repeat = times;
		return this;

	};

	this.repeatDelay = function (amount) {

		_repeatDelayTime = amount;
		return this;

	};

	this.yoyo = function (yoyo) {

		_yoyo = yoyo;
		return this;

	};


	this.easing = function (easing) {

		_easingFunction = easing;
		return this;

	};

	this.interpolation = function (interpolation) {

		_interpolationFunction = interpolation;
		return this;

	};

	this.chain = function () {

		_chainedTweens = arguments;
		return this;

	};

	this.onStart = function (callback) {

		_onStartCallback = callback;
		return this;

	};

	this.onUpdate = function (callback) {

		_onUpdateCallback = callback;
		return this;

	};

	this.onComplete = function (callback) {

		_onCompleteCallback = callback;
		return this;

	};

	this.onStop = function (callback) {

		_onStopCallback = callback;
		return this;

	};

	this.update = function (time) {

		var property;
		var elapsed;
		var value;

		if (time < _startTime) {
			return true;
		}

		if (_onStartCallbackFired === false) {

			if (_onStartCallback !== null) {
				_onStartCallback.call(_object, _object);
			}

			_onStartCallbackFired = true;
		}

		elapsed = (time - _startTime) / _duration;
		elapsed = elapsed > 1 ? 1 : elapsed;

		value = _easingFunction(elapsed);

		for (property in _valuesEnd) {

			// Don't update properties that do not exist in the source object
			if (_valuesStart[property] === undefined) {
				continue;
			}

			var start = _valuesStart[property] || 0;
			var end = _valuesEnd[property];

			if (end instanceof Array) {

				_object[property] = _interpolationFunction(end, value);

			} else {

				// Parses relative end values with start as base (e.g.: +10, -3)
				if (typeof (end) === 'string') {

					if (end.charAt(0) === '+' || end.charAt(0) === '-') {
						end = start + parseFloat(end);
					} else {
						end = parseFloat(end);
					}
				}

				// Protect against non numeric properties.
				if (typeof (end) === 'number') {
					_object[property] = start + (end - start) * value;
				}

			}

		}

		if (_onUpdateCallback !== null) {
			_onUpdateCallback.call(_object, value);
		}

		if (elapsed === 1) {

			if (_repeat > 0) {

				if (isFinite(_repeat)) {
					_repeat--;
				}

				// Reassign starting values, restart by making startTime = now
				for (property in _valuesStartRepeat) {

					if (typeof (_valuesEnd[property]) === 'string') {
						_valuesStartRepeat[property] = _valuesStartRepeat[property] + parseFloat(_valuesEnd[property]);
					}

					if (_yoyo) {
						var tmp = _valuesStartRepeat[property];

						_valuesStartRepeat[property] = _valuesEnd[property];
						_valuesEnd[property] = tmp;
					}

					_valuesStart[property] = _valuesStartRepeat[property];

				}

				if (_yoyo) {
					_reversed = !_reversed;
				}

				if (_repeatDelayTime !== undefined) {
					_startTime = time + _repeatDelayTime;
				} else {
					_startTime = time + _delayTime;
				}

				return true;

			} else {

				if (_onCompleteCallback !== null) {

					_onCompleteCallback.call(_object, _object);
				}

				for (var i = 0, numChainedTweens = _chainedTweens.length; i < numChainedTweens; i++) {
					// Make the chained tweens start exactly at the time they should,
					// even if the `update()` method was called way past the duration of the tween
					_chainedTweens[i].start(_startTime + _duration);
				}

				return false;

			}

		}

		return true;

	};

};


TWEEN.Easing = {

	Linear: {

		None: function (k) {

			return k;

		}

	},

	Quadratic: {

		In: function (k) {

			return k * k;

		},

		Out: function (k) {

			return k * (2 - k);

		},

		InOut: function (k) {

			if ((k *= 2) < 1) {
				return 0.5 * k * k;
			}

			return - 0.5 * (--k * (k - 2) - 1);

		}

	},

	Cubic: {

		In: function (k) {

			return k * k * k;

		},

		Out: function (k) {

			return --k * k * k + 1;

		},

		InOut: function (k) {

			if ((k *= 2) < 1) {
				return 0.5 * k * k * k;
			}

			return 0.5 * ((k -= 2) * k * k + 2);

		}

	},

	Quartic: {

		In: function (k) {

			return k * k * k * k;

		},

		Out: function (k) {

			return 1 - (--k * k * k * k);

		},

		InOut: function (k) {

			if ((k *= 2) < 1) {
				return 0.5 * k * k * k * k;
			}

			return - 0.5 * ((k -= 2) * k * k * k - 2);

		}

	},

	Quintic: {

		In: function (k) {

			return k * k * k * k * k;

		},

		Out: function (k) {

			return --k * k * k * k * k + 1;

		},

		InOut: function (k) {

			if ((k *= 2) < 1) {
				return 0.5 * k * k * k * k * k;
			}

			return 0.5 * ((k -= 2) * k * k * k * k + 2);

		}

	},

	Sinusoidal: {

		In: function (k) {

			return 1 - Math.cos(k * Math.PI / 2);

		},

		Out: function (k) {

			return Math.sin(k * Math.PI / 2);

		},

		InOut: function (k) {

			return 0.5 * (1 - Math.cos(Math.PI * k));

		}

	},

	Exponential: {

		In: function (k) {

			return k === 0 ? 0 : Math.pow(1024, k - 1);

		},

		Out: function (k) {

			return k === 1 ? 1 : 1 - Math.pow(2, - 10 * k);

		},

		InOut: function (k) {

			if (k === 0) {
				return 0;
			}

			if (k === 1) {
				return 1;
			}

			if ((k *= 2) < 1) {
				return 0.5 * Math.pow(1024, k - 1);
			}

			return 0.5 * (- Math.pow(2, - 10 * (k - 1)) + 2);

		}

	},

	Circular: {

		In: function (k) {

			return 1 - Math.sqrt(1 - k * k);

		},

		Out: function (k) {

			return Math.sqrt(1 - (--k * k));

		},

		InOut: function (k) {

			if ((k *= 2) < 1) {
				return - 0.5 * (Math.sqrt(1 - k * k) - 1);
			}

			return 0.5 * (Math.sqrt(1 - (k -= 2) * k) + 1);

		}

	},

	Elastic: {

		In: function (k) {

			if (k === 0) {
				return 0;
			}

			if (k === 1) {
				return 1;
			}

			return -Math.pow(2, 10 * (k - 1)) * Math.sin((k - 1.1) * 5 * Math.PI);

		},

		Out: function (k) {

			if (k === 0) {
				return 0;
			}

			if (k === 1) {
				return 1;
			}

			return Math.pow(2, -10 * k) * Math.sin((k - 0.1) * 5 * Math.PI) + 1;

		},

		InOut: function (k) {

			if (k === 0) {
				return 0;
			}

			if (k === 1) {
				return 1;
			}

			k *= 2;

			if (k < 1) {
				return -0.5 * Math.pow(2, 10 * (k - 1)) * Math.sin((k - 1.1) * 5 * Math.PI);
			}

			return 0.5 * Math.pow(2, -10 * (k - 1)) * Math.sin((k - 1.1) * 5 * Math.PI) + 1;

		}

	},

	Back: {

		In: function (k) {

			var s = 1.70158;

			return k * k * ((s + 1) * k - s);

		},

		Out: function (k) {

			var s = 1.70158;

			return --k * k * ((s + 1) * k + s) + 1;

		},

		InOut: function (k) {

			var s = 1.70158 * 1.525;

			if ((k *= 2) < 1) {
				return 0.5 * (k * k * ((s + 1) * k - s));
			}

			return 0.5 * ((k -= 2) * k * ((s + 1) * k + s) + 2);

		}

	},

	Bounce: {

		In: function (k) {

			return 1 - TWEEN.Easing.Bounce.Out(1 - k);

		},

		Out: function (k) {

			if (k < (1 / 2.75)) {
				return 7.5625 * k * k;
			} else if (k < (2 / 2.75)) {
				return 7.5625 * (k -= (1.5 / 2.75)) * k + 0.75;
			} else if (k < (2.5 / 2.75)) {
				return 7.5625 * (k -= (2.25 / 2.75)) * k + 0.9375;
			} else {
				return 7.5625 * (k -= (2.625 / 2.75)) * k + 0.984375;
			}

		},

		InOut: function (k) {

			if (k < 0.5) {
				return TWEEN.Easing.Bounce.In(k * 2) * 0.5;
			}

			return TWEEN.Easing.Bounce.Out(k * 2 - 1) * 0.5 + 0.5;

		}

	}

};

TWEEN.Interpolation = {

	Linear: function (v, k) {

		var m = v.length - 1;
		var f = m * k;
		var i = Math.floor(f);
		var fn = TWEEN.Interpolation.Utils.Linear;

		if (k < 0) {
			return fn(v[0], v[1], f);
		}

		if (k > 1) {
			return fn(v[m], v[m - 1], m - f);
		}

		return fn(v[i], v[i + 1 > m ? m : i + 1], f - i);

	},

	Bezier: function (v, k) {

		var b = 0;
		var n = v.length - 1;
		var pw = Math.pow;
		var bn = TWEEN.Interpolation.Utils.Bernstein;

		for (var i = 0; i <= n; i++) {
			b += pw(1 - k, n - i) * pw(k, i) * v[i] * bn(n, i);
		}

		return b;

	},

	CatmullRom: function (v, k) {

		var m = v.length - 1;
		var f = m * k;
		var i = Math.floor(f);
		var fn = TWEEN.Interpolation.Utils.CatmullRom;

		if (v[0] === v[m]) {

			if (k < 0) {
				i = Math.floor(f = m * (1 + k));
			}

			return fn(v[(i - 1 + m) % m], v[i], v[(i + 1) % m], v[(i + 2) % m], f - i);

		} else {

			if (k < 0) {
				return v[0] - (fn(v[0], v[0], v[1], v[1], -f) - v[0]);
			}

			if (k > 1) {
				return v[m] - (fn(v[m], v[m], v[m - 1], v[m - 1], f - m) - v[m]);
			}

			return fn(v[i ? i - 1 : 0], v[i], v[m < i + 1 ? m : i + 1], v[m < i + 2 ? m : i + 2], f - i);

		}

	},

	Utils: {

		Linear: function (p0, p1, t) {

			return (p1 - p0) * t + p0;

		},

		Bernstein: function (n, i) {

			var fc = TWEEN.Interpolation.Utils.Factorial;

			return fc(n) / fc(i) / fc(n - i);

		},

		Factorial: (function () {

			var a = [1];

			return function (n) {

				var s = 1;

				if (a[n]) {
					return a[n];
				}

				for (var i = n; i > 1; i--) {
					s *= i;
				}

				a[n] = s;
				return s;

			};

		})(),

		CatmullRom: function (p0, p1, p2, p3, t) {

			var v0 = (p2 - p0) * 0.5;
			var v1 = (p3 - p1) * 0.5;
			var t2 = t * t;
			var t3 = t * t2;

			return (2 * p1 - 2 * p2 + v0 + v1) * t3 + (- 3 * p1 + 3 * p2 - 2 * v0 - v1) * t2 + v0 * t + p1;

		}

	}

};

// UMD (Universal Module Definition)
(function (root) {

	if (typeof define === 'function' && define.amd) {

		// AMD
		define([], function () {
			return TWEEN;
		});

	} else if (typeof module !== 'undefined' && typeof exports === 'object') {

		// Node.js
		module.exports = TWEEN;

	} else if (root !== undefined) {

		// Global variable
		root.TWEEN = TWEEN;

	}

})(this);

}).call(this,_dereq_('_process'))
},{"_process":4}],2:[function(_dereq_,module,exports){
(function (process,global){
/*!
 * @overview es6-promise - a tiny implementation of Promises/A+.
 * @copyright Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors (Conversion to ES6 API by Jake Archibald)
 * @license   Licensed under MIT license
 *            See https://raw.githubusercontent.com/stefanpenner/es6-promise/master/LICENSE
 * @version   3.3.1
 */

(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
    typeof define === 'function' && define.amd ? define(factory) :
    (global.ES6Promise = factory());
}(this, (function () { 'use strict';

function objectOrFunction(x) {
  return typeof x === 'function' || typeof x === 'object' && x !== null;
}

function isFunction(x) {
  return typeof x === 'function';
}

var _isArray = undefined;
if (!Array.isArray) {
  _isArray = function (x) {
    return Object.prototype.toString.call(x) === '[object Array]';
  };
} else {
  _isArray = Array.isArray;
}

var isArray = _isArray;

var len = 0;
var vertxNext = undefined;
var customSchedulerFn = undefined;

var asap = function asap(callback, arg) {
  queue[len] = callback;
  queue[len + 1] = arg;
  len += 2;
  if (len === 2) {
    // If len is 2, that means that we need to schedule an async flush.
    // If additional callbacks are queued before the queue is flushed, they
    // will be processed by this flush that we are scheduling.
    if (customSchedulerFn) {
      customSchedulerFn(flush);
    } else {
      scheduleFlush();
    }
  }
};

function setScheduler(scheduleFn) {
  customSchedulerFn = scheduleFn;
}

function setAsap(asapFn) {
  asap = asapFn;
}

var browserWindow = typeof window !== 'undefined' ? window : undefined;
var browserGlobal = browserWindow || {};
var BrowserMutationObserver = browserGlobal.MutationObserver || browserGlobal.WebKitMutationObserver;
var isNode = typeof self === 'undefined' && typeof process !== 'undefined' && ({}).toString.call(process) === '[object process]';

// test for web worker but not in IE10
var isWorker = typeof Uint8ClampedArray !== 'undefined' && typeof importScripts !== 'undefined' && typeof MessageChannel !== 'undefined';

// node
function useNextTick() {
  // node version 0.10.x displays a deprecation warning when nextTick is used recursively
  // see https://github.com/cujojs/when/issues/410 for details
  return function () {
    return process.nextTick(flush);
  };
}

// vertx
function useVertxTimer() {
  return function () {
    vertxNext(flush);
  };
}

function useMutationObserver() {
  var iterations = 0;
  var observer = new BrowserMutationObserver(flush);
  var node = document.createTextNode('');
  observer.observe(node, { characterData: true });

  return function () {
    node.data = iterations = ++iterations % 2;
  };
}

// web worker
function useMessageChannel() {
  var channel = new MessageChannel();
  channel.port1.onmessage = flush;
  return function () {
    return channel.port2.postMessage(0);
  };
}

function useSetTimeout() {
  // Store setTimeout reference so es6-promise will be unaffected by
  // other code modifying setTimeout (like sinon.useFakeTimers())
  var globalSetTimeout = setTimeout;
  return function () {
    return globalSetTimeout(flush, 1);
  };
}

var queue = new Array(1000);
function flush() {
  for (var i = 0; i < len; i += 2) {
    var callback = queue[i];
    var arg = queue[i + 1];

    callback(arg);

    queue[i] = undefined;
    queue[i + 1] = undefined;
  }

  len = 0;
}

function attemptVertx() {
  try {
    var r = _dereq_;
    var vertx = r('vertx');
    vertxNext = vertx.runOnLoop || vertx.runOnContext;
    return useVertxTimer();
  } catch (e) {
    return useSetTimeout();
  }
}

var scheduleFlush = undefined;
// Decide what async method to use to triggering processing of queued callbacks:
if (isNode) {
  scheduleFlush = useNextTick();
} else if (BrowserMutationObserver) {
  scheduleFlush = useMutationObserver();
} else if (isWorker) {
  scheduleFlush = useMessageChannel();
} else if (browserWindow === undefined && typeof _dereq_ === 'function') {
  scheduleFlush = attemptVertx();
} else {
  scheduleFlush = useSetTimeout();
}

function then(onFulfillment, onRejection) {
  var _arguments = arguments;

  var parent = this;

  var child = new this.constructor(noop);

  if (child[PROMISE_ID] === undefined) {
    makePromise(child);
  }

  var _state = parent._state;

  if (_state) {
    (function () {
      var callback = _arguments[_state - 1];
      asap(function () {
        return invokeCallback(_state, child, callback, parent._result);
      });
    })();
  } else {
    subscribe(parent, child, onFulfillment, onRejection);
  }

  return child;
}

/**
  `Promise.resolve` returns a promise that will become resolved with the
  passed `value`. It is shorthand for the following:

  ```javascript
  let promise = new Promise(function(resolve, reject){
    resolve(1);
  });

  promise.then(function(value){
    // value === 1
  });
  ```

  Instead of writing the above, your code now simply becomes the following:

  ```javascript
  let promise = Promise.resolve(1);

  promise.then(function(value){
    // value === 1
  });
  ```

  @method resolve
  @static
  @param {Any} value value that the returned promise will be resolved with
  Useful for tooling.
  @return {Promise} a promise that will become fulfilled with the given
  `value`
*/
function resolve(object) {
  /*jshint validthis:true */
  var Constructor = this;

  if (object && typeof object === 'object' && object.constructor === Constructor) {
    return object;
  }

  var promise = new Constructor(noop);
  _resolve(promise, object);
  return promise;
}

var PROMISE_ID = Math.random().toString(36).substring(16);

function noop() {}

var PENDING = void 0;
var FULFILLED = 1;
var REJECTED = 2;

var GET_THEN_ERROR = new ErrorObject();

function selfFulfillment() {
  return new TypeError("You cannot resolve a promise with itself");
}

function cannotReturnOwn() {
  return new TypeError('A promises callback cannot return that same promise.');
}

function getThen(promise) {
  try {
    return promise.then;
  } catch (error) {
    GET_THEN_ERROR.error = error;
    return GET_THEN_ERROR;
  }
}

function tryThen(then, value, fulfillmentHandler, rejectionHandler) {
  try {
    then.call(value, fulfillmentHandler, rejectionHandler);
  } catch (e) {
    return e;
  }
}

function handleForeignThenable(promise, thenable, then) {
  asap(function (promise) {
    var sealed = false;
    var error = tryThen(then, thenable, function (value) {
      if (sealed) {
        return;
      }
      sealed = true;
      if (thenable !== value) {
        _resolve(promise, value);
      } else {
        fulfill(promise, value);
      }
    }, function (reason) {
      if (sealed) {
        return;
      }
      sealed = true;

      _reject(promise, reason);
    }, 'Settle: ' + (promise._label || ' unknown promise'));

    if (!sealed && error) {
      sealed = true;
      _reject(promise, error);
    }
  }, promise);
}

function handleOwnThenable(promise, thenable) {
  if (thenable._state === FULFILLED) {
    fulfill(promise, thenable._result);
  } else if (thenable._state === REJECTED) {
    _reject(promise, thenable._result);
  } else {
    subscribe(thenable, undefined, function (value) {
      return _resolve(promise, value);
    }, function (reason) {
      return _reject(promise, reason);
    });
  }
}

function handleMaybeThenable(promise, maybeThenable, then$$) {
  if (maybeThenable.constructor === promise.constructor && then$$ === then && maybeThenable.constructor.resolve === resolve) {
    handleOwnThenable(promise, maybeThenable);
  } else {
    if (then$$ === GET_THEN_ERROR) {
      _reject(promise, GET_THEN_ERROR.error);
    } else if (then$$ === undefined) {
      fulfill(promise, maybeThenable);
    } else if (isFunction(then$$)) {
      handleForeignThenable(promise, maybeThenable, then$$);
    } else {
      fulfill(promise, maybeThenable);
    }
  }
}

function _resolve(promise, value) {
  if (promise === value) {
    _reject(promise, selfFulfillment());
  } else if (objectOrFunction(value)) {
    handleMaybeThenable(promise, value, getThen(value));
  } else {
    fulfill(promise, value);
  }
}

function publishRejection(promise) {
  if (promise._onerror) {
    promise._onerror(promise._result);
  }

  publish(promise);
}

function fulfill(promise, value) {
  if (promise._state !== PENDING) {
    return;
  }

  promise._result = value;
  promise._state = FULFILLED;

  if (promise._subscribers.length !== 0) {
    asap(publish, promise);
  }
}

function _reject(promise, reason) {
  if (promise._state !== PENDING) {
    return;
  }
  promise._state = REJECTED;
  promise._result = reason;

  asap(publishRejection, promise);
}

function subscribe(parent, child, onFulfillment, onRejection) {
  var _subscribers = parent._subscribers;
  var length = _subscribers.length;

  parent._onerror = null;

  _subscribers[length] = child;
  _subscribers[length + FULFILLED] = onFulfillment;
  _subscribers[length + REJECTED] = onRejection;

  if (length === 0 && parent._state) {
    asap(publish, parent);
  }
}

function publish(promise) {
  var subscribers = promise._subscribers;
  var settled = promise._state;

  if (subscribers.length === 0) {
    return;
  }

  var child = undefined,
      callback = undefined,
      detail = promise._result;

  for (var i = 0; i < subscribers.length; i += 3) {
    child = subscribers[i];
    callback = subscribers[i + settled];

    if (child) {
      invokeCallback(settled, child, callback, detail);
    } else {
      callback(detail);
    }
  }

  promise._subscribers.length = 0;
}

function ErrorObject() {
  this.error = null;
}

var TRY_CATCH_ERROR = new ErrorObject();

function tryCatch(callback, detail) {
  try {
    return callback(detail);
  } catch (e) {
    TRY_CATCH_ERROR.error = e;
    return TRY_CATCH_ERROR;
  }
}

function invokeCallback(settled, promise, callback, detail) {
  var hasCallback = isFunction(callback),
      value = undefined,
      error = undefined,
      succeeded = undefined,
      failed = undefined;

  if (hasCallback) {
    value = tryCatch(callback, detail);

    if (value === TRY_CATCH_ERROR) {
      failed = true;
      error = value.error;
      value = null;
    } else {
      succeeded = true;
    }

    if (promise === value) {
      _reject(promise, cannotReturnOwn());
      return;
    }
  } else {
    value = detail;
    succeeded = true;
  }

  if (promise._state !== PENDING) {
    // noop
  } else if (hasCallback && succeeded) {
      _resolve(promise, value);
    } else if (failed) {
      _reject(promise, error);
    } else if (settled === FULFILLED) {
      fulfill(promise, value);
    } else if (settled === REJECTED) {
      _reject(promise, value);
    }
}

function initializePromise(promise, resolver) {
  try {
    resolver(function resolvePromise(value) {
      _resolve(promise, value);
    }, function rejectPromise(reason) {
      _reject(promise, reason);
    });
  } catch (e) {
    _reject(promise, e);
  }
}

var id = 0;
function nextId() {
  return id++;
}

function makePromise(promise) {
  promise[PROMISE_ID] = id++;
  promise._state = undefined;
  promise._result = undefined;
  promise._subscribers = [];
}

function Enumerator(Constructor, input) {
  this._instanceConstructor = Constructor;
  this.promise = new Constructor(noop);

  if (!this.promise[PROMISE_ID]) {
    makePromise(this.promise);
  }

  if (isArray(input)) {
    this._input = input;
    this.length = input.length;
    this._remaining = input.length;

    this._result = new Array(this.length);

    if (this.length === 0) {
      fulfill(this.promise, this._result);
    } else {
      this.length = this.length || 0;
      this._enumerate();
      if (this._remaining === 0) {
        fulfill(this.promise, this._result);
      }
    }
  } else {
    _reject(this.promise, validationError());
  }
}

function validationError() {
  return new Error('Array Methods must be provided an Array');
};

Enumerator.prototype._enumerate = function () {
  var length = this.length;
  var _input = this._input;

  for (var i = 0; this._state === PENDING && i < length; i++) {
    this._eachEntry(_input[i], i);
  }
};

Enumerator.prototype._eachEntry = function (entry, i) {
  var c = this._instanceConstructor;
  var resolve$$ = c.resolve;

  if (resolve$$ === resolve) {
    var _then = getThen(entry);

    if (_then === then && entry._state !== PENDING) {
      this._settledAt(entry._state, i, entry._result);
    } else if (typeof _then !== 'function') {
      this._remaining--;
      this._result[i] = entry;
    } else if (c === Promise) {
      var promise = new c(noop);
      handleMaybeThenable(promise, entry, _then);
      this._willSettleAt(promise, i);
    } else {
      this._willSettleAt(new c(function (resolve$$) {
        return resolve$$(entry);
      }), i);
    }
  } else {
    this._willSettleAt(resolve$$(entry), i);
  }
};

Enumerator.prototype._settledAt = function (state, i, value) {
  var promise = this.promise;

  if (promise._state === PENDING) {
    this._remaining--;

    if (state === REJECTED) {
      _reject(promise, value);
    } else {
      this._result[i] = value;
    }
  }

  if (this._remaining === 0) {
    fulfill(promise, this._result);
  }
};

Enumerator.prototype._willSettleAt = function (promise, i) {
  var enumerator = this;

  subscribe(promise, undefined, function (value) {
    return enumerator._settledAt(FULFILLED, i, value);
  }, function (reason) {
    return enumerator._settledAt(REJECTED, i, reason);
  });
};

/**
  `Promise.all` accepts an array of promises, and returns a new promise which
  is fulfilled with an array of fulfillment values for the passed promises, or
  rejected with the reason of the first passed promise to be rejected. It casts all
  elements of the passed iterable to promises as it runs this algorithm.

  Example:

  ```javascript
  let promise1 = resolve(1);
  let promise2 = resolve(2);
  let promise3 = resolve(3);
  let promises = [ promise1, promise2, promise3 ];

  Promise.all(promises).then(function(array){
    // The array here would be [ 1, 2, 3 ];
  });
  ```

  If any of the `promises` given to `all` are rejected, the first promise
  that is rejected will be given as an argument to the returned promises's
  rejection handler. For example:

  Example:

  ```javascript
  let promise1 = resolve(1);
  let promise2 = reject(new Error("2"));
  let promise3 = reject(new Error("3"));
  let promises = [ promise1, promise2, promise3 ];

  Promise.all(promises).then(function(array){
    // Code here never runs because there are rejected promises!
  }, function(error) {
    // error.message === "2"
  });
  ```

  @method all
  @static
  @param {Array} entries array of promises
  @param {String} label optional string for labeling the promise.
  Useful for tooling.
  @return {Promise} promise that is fulfilled when all `promises` have been
  fulfilled, or rejected if any of them become rejected.
  @static
*/
function all(entries) {
  return new Enumerator(this, entries).promise;
}

/**
  `Promise.race` returns a new promise which is settled in the same way as the
  first passed promise to settle.

  Example:

  ```javascript
  let promise1 = new Promise(function(resolve, reject){
    setTimeout(function(){
      resolve('promise 1');
    }, 200);
  });

  let promise2 = new Promise(function(resolve, reject){
    setTimeout(function(){
      resolve('promise 2');
    }, 100);
  });

  Promise.race([promise1, promise2]).then(function(result){
    // result === 'promise 2' because it was resolved before promise1
    // was resolved.
  });
  ```

  `Promise.race` is deterministic in that only the state of the first
  settled promise matters. For example, even if other promises given to the
  `promises` array argument are resolved, but the first settled promise has
  become rejected before the other promises became fulfilled, the returned
  promise will become rejected:

  ```javascript
  let promise1 = new Promise(function(resolve, reject){
    setTimeout(function(){
      resolve('promise 1');
    }, 200);
  });

  let promise2 = new Promise(function(resolve, reject){
    setTimeout(function(){
      reject(new Error('promise 2'));
    }, 100);
  });

  Promise.race([promise1, promise2]).then(function(result){
    // Code here never runs
  }, function(reason){
    // reason.message === 'promise 2' because promise 2 became rejected before
    // promise 1 became fulfilled
  });
  ```

  An example real-world use case is implementing timeouts:

  ```javascript
  Promise.race([ajax('foo.json'), timeout(5000)])
  ```

  @method race
  @static
  @param {Array} promises array of promises to observe
  Useful for tooling.
  @return {Promise} a promise which settles in the same way as the first passed
  promise to settle.
*/
function race(entries) {
  /*jshint validthis:true */
  var Constructor = this;

  if (!isArray(entries)) {
    return new Constructor(function (_, reject) {
      return reject(new TypeError('You must pass an array to race.'));
    });
  } else {
    return new Constructor(function (resolve, reject) {
      var length = entries.length;
      for (var i = 0; i < length; i++) {
        Constructor.resolve(entries[i]).then(resolve, reject);
      }
    });
  }
}

/**
  `Promise.reject` returns a promise rejected with the passed `reason`.
  It is shorthand for the following:

  ```javascript
  let promise = new Promise(function(resolve, reject){
    reject(new Error('WHOOPS'));
  });

  promise.then(function(value){
    // Code here doesn't run because the promise is rejected!
  }, function(reason){
    // reason.message === 'WHOOPS'
  });
  ```

  Instead of writing the above, your code now simply becomes the following:

  ```javascript
  let promise = Promise.reject(new Error('WHOOPS'));

  promise.then(function(value){
    // Code here doesn't run because the promise is rejected!
  }, function(reason){
    // reason.message === 'WHOOPS'
  });
  ```

  @method reject
  @static
  @param {Any} reason value that the returned promise will be rejected with.
  Useful for tooling.
  @return {Promise} a promise rejected with the given `reason`.
*/
function reject(reason) {
  /*jshint validthis:true */
  var Constructor = this;
  var promise = new Constructor(noop);
  _reject(promise, reason);
  return promise;
}

function needsResolver() {
  throw new TypeError('You must pass a resolver function as the first argument to the promise constructor');
}

function needsNew() {
  throw new TypeError("Failed to construct 'Promise': Please use the 'new' operator, this object constructor cannot be called as a function.");
}

/**
  Promise objects represent the eventual result of an asynchronous operation. The
  primary way of interacting with a promise is through its `then` method, which
  registers callbacks to receive either a promise's eventual value or the reason
  why the promise cannot be fulfilled.

  Terminology
  -----------

  - `promise` is an object or function with a `then` method whose behavior conforms to this specification.
  - `thenable` is an object or function that defines a `then` method.
  - `value` is any legal JavaScript value (including undefined, a thenable, or a promise).
  - `exception` is a value that is thrown using the throw statement.
  - `reason` is a value that indicates why a promise was rejected.
  - `settled` the final resting state of a promise, fulfilled or rejected.

  A promise can be in one of three states: pending, fulfilled, or rejected.

  Promises that are fulfilled have a fulfillment value and are in the fulfilled
  state.  Promises that are rejected have a rejection reason and are in the
  rejected state.  A fulfillment value is never a thenable.

  Promises can also be said to *resolve* a value.  If this value is also a
  promise, then the original promise's settled state will match the value's
  settled state.  So a promise that *resolves* a promise that rejects will
  itself reject, and a promise that *resolves* a promise that fulfills will
  itself fulfill.


  Basic Usage:
  ------------

  ```js
  let promise = new Promise(function(resolve, reject) {
    // on success
    resolve(value);

    // on failure
    reject(reason);
  });

  promise.then(function(value) {
    // on fulfillment
  }, function(reason) {
    // on rejection
  });
  ```

  Advanced Usage:
  ---------------

  Promises shine when abstracting away asynchronous interactions such as
  `XMLHttpRequest`s.

  ```js
  function getJSON(url) {
    return new Promise(function(resolve, reject){
      let xhr = new XMLHttpRequest();

      xhr.open('GET', url);
      xhr.onreadystatechange = handler;
      xhr.responseType = 'json';
      xhr.setRequestHeader('Accept', 'application/json');
      xhr.send();

      function handler() {
        if (this.readyState === this.DONE) {
          if (this.status === 200) {
            resolve(this.response);
          } else {
            reject(new Error('getJSON: `' + url + '` failed with status: [' + this.status + ']'));
          }
        }
      };
    });
  }

  getJSON('/posts.json').then(function(json) {
    // on fulfillment
  }, function(reason) {
    // on rejection
  });
  ```

  Unlike callbacks, promises are great composable primitives.

  ```js
  Promise.all([
    getJSON('/posts'),
    getJSON('/comments')
  ]).then(function(values){
    values[0] // => postsJSON
    values[1] // => commentsJSON

    return values;
  });
  ```

  @class Promise
  @param {function} resolver
  Useful for tooling.
  @constructor
*/
function Promise(resolver) {
  this[PROMISE_ID] = nextId();
  this._result = this._state = undefined;
  this._subscribers = [];

  if (noop !== resolver) {
    typeof resolver !== 'function' && needsResolver();
    this instanceof Promise ? initializePromise(this, resolver) : needsNew();
  }
}

Promise.all = all;
Promise.race = race;
Promise.resolve = resolve;
Promise.reject = reject;
Promise._setScheduler = setScheduler;
Promise._setAsap = setAsap;
Promise._asap = asap;

Promise.prototype = {
  constructor: Promise,

  /**
    The primary way of interacting with a promise is through its `then` method,
    which registers callbacks to receive either a promise's eventual value or the
    reason why the promise cannot be fulfilled.
  
    ```js
    findUser().then(function(user){
      // user is available
    }, function(reason){
      // user is unavailable, and you are given the reason why
    });
    ```
  
    Chaining
    --------
  
    The return value of `then` is itself a promise.  This second, 'downstream'
    promise is resolved with the return value of the first promise's fulfillment
    or rejection handler, or rejected if the handler throws an exception.
  
    ```js
    findUser().then(function (user) {
      return user.name;
    }, function (reason) {
      return 'default name';
    }).then(function (userName) {
      // If `findUser` fulfilled, `userName` will be the user's name, otherwise it
      // will be `'default name'`
    });
  
    findUser().then(function (user) {
      throw new Error('Found user, but still unhappy');
    }, function (reason) {
      throw new Error('`findUser` rejected and we're unhappy');
    }).then(function (value) {
      // never reached
    }, function (reason) {
      // if `findUser` fulfilled, `reason` will be 'Found user, but still unhappy'.
      // If `findUser` rejected, `reason` will be '`findUser` rejected and we're unhappy'.
    });
    ```
    If the downstream promise does not specify a rejection handler, rejection reasons will be propagated further downstream.
  
    ```js
    findUser().then(function (user) {
      throw new PedagogicalException('Upstream error');
    }).then(function (value) {
      // never reached
    }).then(function (value) {
      // never reached
    }, function (reason) {
      // The `PedgagocialException` is propagated all the way down to here
    });
    ```
  
    Assimilation
    ------------
  
    Sometimes the value you want to propagate to a downstream promise can only be
    retrieved asynchronously. This can be achieved by returning a promise in the
    fulfillment or rejection handler. The downstream promise will then be pending
    until the returned promise is settled. This is called *assimilation*.
  
    ```js
    findUser().then(function (user) {
      return findCommentsByAuthor(user);
    }).then(function (comments) {
      // The user's comments are now available
    });
    ```
  
    If the assimliated promise rejects, then the downstream promise will also reject.
  
    ```js
    findUser().then(function (user) {
      return findCommentsByAuthor(user);
    }).then(function (comments) {
      // If `findCommentsByAuthor` fulfills, we'll have the value here
    }, function (reason) {
      // If `findCommentsByAuthor` rejects, we'll have the reason here
    });
    ```
  
    Simple Example
    --------------
  
    Synchronous Example
  
    ```javascript
    let result;
  
    try {
      result = findResult();
      // success
    } catch(reason) {
      // failure
    }
    ```
  
    Errback Example
  
    ```js
    findResult(function(result, err){
      if (err) {
        // failure
      } else {
        // success
      }
    });
    ```
  
    Promise Example;
  
    ```javascript
    findResult().then(function(result){
      // success
    }, function(reason){
      // failure
    });
    ```
  
    Advanced Example
    --------------
  
    Synchronous Example
  
    ```javascript
    let author, books;
  
    try {
      author = findAuthor();
      books  = findBooksByAuthor(author);
      // success
    } catch(reason) {
      // failure
    }
    ```
  
    Errback Example
  
    ```js
  
    function foundBooks(books) {
  
    }
  
    function failure(reason) {
  
    }
  
    findAuthor(function(author, err){
      if (err) {
        failure(err);
        // failure
      } else {
        try {
          findBoooksByAuthor(author, function(books, err) {
            if (err) {
              failure(err);
            } else {
              try {
                foundBooks(books);
              } catch(reason) {
                failure(reason);
              }
            }
          });
        } catch(error) {
          failure(err);
        }
        // success
      }
    });
    ```
  
    Promise Example;
  
    ```javascript
    findAuthor().
      then(findBooksByAuthor).
      then(function(books){
        // found books
    }).catch(function(reason){
      // something went wrong
    });
    ```
  
    @method then
    @param {Function} onFulfilled
    @param {Function} onRejected
    Useful for tooling.
    @return {Promise}
  */
  then: then,

  /**
    `catch` is simply sugar for `then(undefined, onRejection)` which makes it the same
    as the catch block of a try/catch statement.
  
    ```js
    function findAuthor(){
      throw new Error('couldn't find that author');
    }
  
    // synchronous
    try {
      findAuthor();
    } catch(reason) {
      // something went wrong
    }
  
    // async with promises
    findAuthor().catch(function(reason){
      // something went wrong
    });
    ```
  
    @method catch
    @param {Function} onRejection
    Useful for tooling.
    @return {Promise}
  */
  'catch': function _catch(onRejection) {
    return this.then(null, onRejection);
  }
};

function polyfill() {
    var local = undefined;

    if (typeof global !== 'undefined') {
        local = global;
    } else if (typeof self !== 'undefined') {
        local = self;
    } else {
        try {
            local = Function('return this')();
        } catch (e) {
            throw new Error('polyfill failed because global object is unavailable in this environment');
        }
    }

    var P = local.Promise;

    if (P) {
        var promiseToString = null;
        try {
            promiseToString = Object.prototype.toString.call(P.resolve());
        } catch (e) {
            // silently ignored
        }

        if (promiseToString === '[object Promise]' && !P.cast) {
            return;
        }
    }

    local.Promise = Promise;
}

polyfill();
// Strange compat..
Promise.polyfill = polyfill;
Promise.Promise = Promise;

return Promise;

})));

}).call(this,_dereq_('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{"_process":4}],3:[function(_dereq_,module,exports){
'use strict';

var has = Object.prototype.hasOwnProperty;

//
// We store our EE objects in a plain object whose properties are event names.
// If `Object.create(null)` is not supported we prefix the event names with a
// `~` to make sure that the built-in object properties are not overridden or
// used as an attack vector.
// We also assume that `Object.create(null)` is available when the event name
// is an ES6 Symbol.
//
var prefix = typeof Object.create !== 'function' ? '~' : false;

/**
 * Representation of a single EventEmitter function.
 *
 * @param {Function} fn Event handler to be called.
 * @param {Mixed} context Context for function execution.
 * @param {Boolean} [once=false] Only emit once
 * @api private
 */
function EE(fn, context, once) {
  this.fn = fn;
  this.context = context;
  this.once = once || false;
}

/**
 * Minimal EventEmitter interface that is molded against the Node.js
 * EventEmitter interface.
 *
 * @constructor
 * @api public
 */
function EventEmitter() { /* Nothing to set */ }

/**
 * Hold the assigned EventEmitters by name.
 *
 * @type {Object}
 * @private
 */
EventEmitter.prototype._events = undefined;

/**
 * Return an array listing the events for which the emitter has registered
 * listeners.
 *
 * @returns {Array}
 * @api public
 */
EventEmitter.prototype.eventNames = function eventNames() {
  var events = this._events
    , names = []
    , name;

  if (!events) return names;

  for (name in events) {
    if (has.call(events, name)) names.push(prefix ? name.slice(1) : name);
  }

  if (Object.getOwnPropertySymbols) {
    return names.concat(Object.getOwnPropertySymbols(events));
  }

  return names;
};

/**
 * Return a list of assigned event listeners.
 *
 * @param {String} event The events that should be listed.
 * @param {Boolean} exists We only need to know if there are listeners.
 * @returns {Array|Boolean}
 * @api public
 */
EventEmitter.prototype.listeners = function listeners(event, exists) {
  var evt = prefix ? prefix + event : event
    , available = this._events && this._events[evt];

  if (exists) return !!available;
  if (!available) return [];
  if (available.fn) return [available.fn];

  for (var i = 0, l = available.length, ee = new Array(l); i < l; i++) {
    ee[i] = available[i].fn;
  }

  return ee;
};

/**
 * Emit an event to all registered event listeners.
 *
 * @param {String} event The name of the event.
 * @returns {Boolean} Indication if we've emitted an event.
 * @api public
 */
EventEmitter.prototype.emit = function emit(event, a1, a2, a3, a4, a5) {
  var evt = prefix ? prefix + event : event;

  if (!this._events || !this._events[evt]) return false;

  var listeners = this._events[evt]
    , len = arguments.length
    , args
    , i;

  if ('function' === typeof listeners.fn) {
    if (listeners.once) this.removeListener(event, listeners.fn, undefined, true);

    switch (len) {
      case 1: return listeners.fn.call(listeners.context), true;
      case 2: return listeners.fn.call(listeners.context, a1), true;
      case 3: return listeners.fn.call(listeners.context, a1, a2), true;
      case 4: return listeners.fn.call(listeners.context, a1, a2, a3), true;
      case 5: return listeners.fn.call(listeners.context, a1, a2, a3, a4), true;
      case 6: return listeners.fn.call(listeners.context, a1, a2, a3, a4, a5), true;
    }

    for (i = 1, args = new Array(len -1); i < len; i++) {
      args[i - 1] = arguments[i];
    }

    listeners.fn.apply(listeners.context, args);
  } else {
    var length = listeners.length
      , j;

    for (i = 0; i < length; i++) {
      if (listeners[i].once) this.removeListener(event, listeners[i].fn, undefined, true);

      switch (len) {
        case 1: listeners[i].fn.call(listeners[i].context); break;
        case 2: listeners[i].fn.call(listeners[i].context, a1); break;
        case 3: listeners[i].fn.call(listeners[i].context, a1, a2); break;
        default:
          if (!args) for (j = 1, args = new Array(len -1); j < len; j++) {
            args[j - 1] = arguments[j];
          }

          listeners[i].fn.apply(listeners[i].context, args);
      }
    }
  }

  return true;
};

/**
 * Register a new EventListener for the given event.
 *
 * @param {String} event Name of the event.
 * @param {Function} fn Callback function.
 * @param {Mixed} [context=this] The context of the function.
 * @api public
 */
EventEmitter.prototype.on = function on(event, fn, context) {
  var listener = new EE(fn, context || this)
    , evt = prefix ? prefix + event : event;

  if (!this._events) this._events = prefix ? {} : Object.create(null);
  if (!this._events[evt]) this._events[evt] = listener;
  else {
    if (!this._events[evt].fn) this._events[evt].push(listener);
    else this._events[evt] = [
      this._events[evt], listener
    ];
  }

  return this;
};

/**
 * Add an EventListener that's only called once.
 *
 * @param {String} event Name of the event.
 * @param {Function} fn Callback function.
 * @param {Mixed} [context=this] The context of the function.
 * @api public
 */
EventEmitter.prototype.once = function once(event, fn, context) {
  var listener = new EE(fn, context || this, true)
    , evt = prefix ? prefix + event : event;

  if (!this._events) this._events = prefix ? {} : Object.create(null);
  if (!this._events[evt]) this._events[evt] = listener;
  else {
    if (!this._events[evt].fn) this._events[evt].push(listener);
    else this._events[evt] = [
      this._events[evt], listener
    ];
  }

  return this;
};

/**
 * Remove event listeners.
 *
 * @param {String} event The event we want to remove.
 * @param {Function} fn The listener that we need to find.
 * @param {Mixed} context Only remove listeners matching this context.
 * @param {Boolean} once Only remove once listeners.
 * @api public
 */
EventEmitter.prototype.removeListener = function removeListener(event, fn, context, once) {
  var evt = prefix ? prefix + event : event;

  if (!this._events || !this._events[evt]) return this;

  var listeners = this._events[evt]
    , events = [];

  if (fn) {
    if (listeners.fn) {
      if (
           listeners.fn !== fn
        || (once && !listeners.once)
        || (context && listeners.context !== context)
      ) {
        events.push(listeners);
      }
    } else {
      for (var i = 0, length = listeners.length; i < length; i++) {
        if (
             listeners[i].fn !== fn
          || (once && !listeners[i].once)
          || (context && listeners[i].context !== context)
        ) {
          events.push(listeners[i]);
        }
      }
    }
  }

  //
  // Reset the array, or remove it completely if we have no more listeners.
  //
  if (events.length) {
    this._events[evt] = events.length === 1 ? events[0] : events;
  } else {
    delete this._events[evt];
  }

  return this;
};

/**
 * Remove all listeners or only the listeners for the specified event.
 *
 * @param {String} event The event want to remove all listeners for.
 * @api public
 */
EventEmitter.prototype.removeAllListeners = function removeAllListeners(event) {
  if (!this._events) return this;

  if (event) delete this._events[prefix ? prefix + event : event];
  else this._events = prefix ? {} : Object.create(null);

  return this;
};

//
// Alias methods names because people roll like that.
//
EventEmitter.prototype.off = EventEmitter.prototype.removeListener;
EventEmitter.prototype.addListener = EventEmitter.prototype.on;

//
// This function doesn't apply anymore.
//
EventEmitter.prototype.setMaxListeners = function setMaxListeners() {
  return this;
};

//
// Expose the prefix.
//
EventEmitter.prefixed = prefix;

//
// Expose the module.
//
if ('undefined' !== typeof module) {
  module.exports = EventEmitter;
}

},{}],4:[function(_dereq_,module,exports){
// shim for using process in browser
var process = module.exports = {};

// cached from whatever global is present so that test runners that stub it
// don't break things.  But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals.  It's inside a
// function because try/catches deoptimize in certain engines.

var cachedSetTimeout;
var cachedClearTimeout;

function defaultSetTimout() {
    throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout () {
    throw new Error('clearTimeout has not been defined');
}
(function () {
    try {
        if (typeof setTimeout === 'function') {
            cachedSetTimeout = setTimeout;
        } else {
            cachedSetTimeout = defaultSetTimout;
        }
    } catch (e) {
        cachedSetTimeout = defaultSetTimout;
    }
    try {
        if (typeof clearTimeout === 'function') {
            cachedClearTimeout = clearTimeout;
        } else {
            cachedClearTimeout = defaultClearTimeout;
        }
    } catch (e) {
        cachedClearTimeout = defaultClearTimeout;
    }
} ())
function runTimeout(fun) {
    if (cachedSetTimeout === setTimeout) {
        //normal enviroments in sane situations
        return setTimeout(fun, 0);
    }
    // if setTimeout wasn't available but was latter defined
    if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
        cachedSetTimeout = setTimeout;
        return setTimeout(fun, 0);
    }
    try {
        // when when somebody has screwed with setTimeout but no I.E. maddness
        return cachedSetTimeout(fun, 0);
    } catch(e){
        try {
            // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
            return cachedSetTimeout.call(null, fun, 0);
        } catch(e){
            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
            return cachedSetTimeout.call(this, fun, 0);
        }
    }


}
function runClearTimeout(marker) {
    if (cachedClearTimeout === clearTimeout) {
        //normal enviroments in sane situations
        return clearTimeout(marker);
    }
    // if clearTimeout wasn't available but was latter defined
    if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
        cachedClearTimeout = clearTimeout;
        return clearTimeout(marker);
    }
    try {
        // when when somebody has screwed with setTimeout but no I.E. maddness
        return cachedClearTimeout(marker);
    } catch (e){
        try {
            // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally
            return cachedClearTimeout.call(null, marker);
        } catch (e){
            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
            // Some versions of I.E. have different rules for clearTimeout vs setTimeout
            return cachedClearTimeout.call(this, marker);
        }
    }



}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;

function cleanUpNextTick() {
    if (!draining || !currentQueue) {
        return;
    }
    draining = false;
    if (currentQueue.length) {
        queue = currentQueue.concat(queue);
    } else {
        queueIndex = -1;
    }
    if (queue.length) {
        drainQueue();
    }
}

function drainQueue() {
    if (draining) {
        return;
    }
    var timeout = runTimeout(cleanUpNextTick);
    draining = true;

    var len = queue.length;
    while(len) {
        currentQueue = queue;
        queue = [];
        while (++queueIndex < len) {
            if (currentQueue) {
                currentQueue[queueIndex].run();
            }
        }
        queueIndex = -1;
        len = queue.length;
    }
    currentQueue = null;
    draining = false;
    runClearTimeout(timeout);
}

process.nextTick = function (fun) {
    var args = new Array(arguments.length - 1);
    if (arguments.length > 1) {
        for (var i = 1; i < arguments.length; i++) {
            args[i - 1] = arguments[i];
        }
    }
    queue.push(new Item(fun, args));
    if (queue.length === 1 && !draining) {
        runTimeout(drainQueue);
    }
};

// v8 likes predictible objects
function Item(fun, array) {
    this.fun = fun;
    this.array = array;
}
Item.prototype.run = function () {
    this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};

function noop() {}

process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.prependListener = noop;
process.prependOnceListener = noop;

process.listeners = function (name) { return [] }

process.binding = function (name) {
    throw new Error('process.binding is not supported');
};

process.cwd = function () { return '/' };
process.chdir = function (dir) {
    throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };

},{}],5:[function(_dereq_,module,exports){
(function(){var g={};
(function(window){var k,aa=this;aa.we=!0;function n(a,b){var c=a.split("."),d=aa;c[0]in d||!d.execScript||d.execScript("var "+c[0]);for(var e;c.length&&(e=c.shift());)c.length||void 0===b?d[e]?d=d[e]:d=d[e]={}:d[e]=b}function ba(a){var b=p;function c(){}c.prototype=b.prototype;a.Be=b.prototype;a.prototype=new c;a.prototype.constructor=a;a.ye=function(a,c,f){return b.prototype[c].apply(a,Array.prototype.slice.call(arguments,2))}};/*

 Copyright 2016 Google Inc.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
*/
function ca(a){this.c=Math.exp(Math.log(.5)/a);this.b=this.a=0}function da(a,b,c){var d=Math.pow(a.c,b);c=c*(1-d)+d*a.a;isNaN(c)||(a.a=c,a.b+=b)}function ea(a){return a.a/(1-Math.pow(a.c,a.b))};function fa(){this.c=new ca(2);this.f=new ca(5);this.a=0;this.b=5E5}fa.prototype.setDefaultEstimate=function(a){this.b=a};fa.prototype.getBandwidthEstimate=function(){return 128E3>this.a?this.b:Math.min(ea(this.c),ea(this.f))};function ga(){};function t(a,b,c,d){this.severity=a;this.category=b;this.code=c;this.data=Array.prototype.slice.call(arguments,3)}n("shaka.util.Error",t);t.prototype.toString=function(){return"shaka.util.Error "+JSON.stringify(this,null,"  ")};t.Severity={RECOVERABLE:1,CRITICAL:2};t.Category={NETWORK:1,TEXT:2,MEDIA:3,MANIFEST:4,STREAMING:5,DRM:6,PLAYER:7,CAST:8,STORAGE:9};
t.Code={UNSUPPORTED_SCHEME:1E3,BAD_HTTP_STATUS:1001,HTTP_ERROR:1002,TIMEOUT:1003,MALFORMED_DATA_URI:1004,UNKNOWN_DATA_URI_ENCODING:1005,REQUEST_FILTER_ERROR:1006,RESPONSE_FILTER_ERROR:1007,INVALID_TEXT_HEADER:2E3,INVALID_TEXT_CUE:2001,UNABLE_TO_DETECT_ENCODING:2003,BAD_ENCODING:2004,INVALID_XML:2005,INVALID_MP4_TTML:2007,INVALID_MP4_VTT:2008,BUFFER_READ_OUT_OF_BOUNDS:3E3,JS_INTEGER_OVERFLOW:3001,EBML_OVERFLOW:3002,EBML_BAD_FLOATING_POINT_SIZE:3003,MP4_SIDX_WRONG_BOX_TYPE:3004,MP4_SIDX_INVALID_TIMESCALE:3005,
MP4_SIDX_TYPE_NOT_SUPPORTED:3006,WEBM_CUES_ELEMENT_MISSING:3007,WEBM_EBML_HEADER_ELEMENT_MISSING:3008,WEBM_SEGMENT_ELEMENT_MISSING:3009,WEBM_INFO_ELEMENT_MISSING:3010,WEBM_DURATION_ELEMENT_MISSING:3011,WEBM_CUE_TRACK_POSITIONS_ELEMENT_MISSING:3012,WEBM_CUE_TIME_ELEMENT_MISSING:3013,MEDIA_SOURCE_OPERATION_FAILED:3014,MEDIA_SOURCE_OPERATION_THREW:3015,VIDEO_ERROR:3016,QUOTA_EXCEEDED_ERROR:3017,UNABLE_TO_GUESS_MANIFEST_TYPE:4E3,DASH_INVALID_XML:4001,DASH_NO_SEGMENT_INFO:4002,DASH_EMPTY_ADAPTATION_SET:4003,
DASH_EMPTY_PERIOD:4004,DASH_WEBM_MISSING_INIT:4005,DASH_UNSUPPORTED_CONTAINER:4006,DASH_PSSH_BAD_ENCODING:4007,DASH_NO_COMMON_KEY_SYSTEM:4008,DASH_MULTIPLE_KEY_IDS_NOT_SUPPORTED:4009,DASH_CONFLICTING_KEY_IDS:4010,UNPLAYABLE_PERIOD:4011,RESTRICTIONS_CANNOT_BE_MET:4012,NO_PERIODS:4014,HLS_PLAYLIST_HEADER_MISSING:4015,INVALID_HLS_TAG:4016,HLS_INVALID_PLAYLIST_HIERARCHY:4017,DASH_DUPLICATE_REPRESENTATION_ID:4018,HLS_MULTIPLE_MEDIA_INIT_SECTIONS_FOUND:4020,HLS_COULD_NOT_GUESS_MIME_TYPE:4021,HLS_MASTER_PLAYLIST_NOT_PROVIDED:4022,
HLS_REQUIRED_ATTRIBUTE_MISSING:4023,HLS_REQUIRED_TAG_MISSING:4024,HLS_COULD_NOT_GUESS_CODECS:4025,HLS_KEYFORMATS_NOT_SUPPORTED:4026,INVALID_STREAMS_CHOSEN:5005,NO_RECOGNIZED_KEY_SYSTEMS:6E3,REQUESTED_KEY_SYSTEM_CONFIG_UNAVAILABLE:6001,FAILED_TO_CREATE_CDM:6002,FAILED_TO_ATTACH_TO_VIDEO:6003,INVALID_SERVER_CERTIFICATE:6004,FAILED_TO_CREATE_SESSION:6005,FAILED_TO_GENERATE_LICENSE_REQUEST:6006,LICENSE_REQUEST_FAILED:6007,LICENSE_RESPONSE_REJECTED:6008,ENCRYPTED_CONTENT_WITHOUT_DRM_INFO:6010,NO_LICENSE_SERVER_GIVEN:6012,
OFFLINE_SESSION_REMOVED:6013,EXPIRED:6014,LOAD_INTERRUPTED:7E3,CAST_API_UNAVAILABLE:8E3,NO_CAST_RECEIVERS:8001,ALREADY_CASTING:8002,UNEXPECTED_CAST_ERROR:8003,CAST_CANCELED_BY_USER:8004,CAST_CONNECTION_TIMED_OUT:8005,CAST_RECEIVER_APP_UNAVAILABLE:8006,STORAGE_NOT_SUPPORTED:9E3,INDEXED_DB_ERROR:9001,OPERATION_ABORTED:9002,REQUESTED_ITEM_NOT_FOUND:9003,MALFORMED_OFFLINE_URI:9004,CANNOT_STORE_LIVE_OFFLINE:9005,STORE_ALREADY_IN_PROGRESS:9006,NO_INIT_DATA_FOR_OFFLINE:9007,LOCAL_PLAYER_INSTANCE_REQUIRED:9008};var ha=/^(?:([^:/?#.]+):)?(?:\/\/(?:([^/?#]*)@)?([^/#?]*?)(?::([0-9]+))?(?=[/#?]|$))?([^?#]+)?(?:\?([^#]*))?(?:#(.*))?$/;function ia(a){var b;a instanceof ia?(ja(this,a.aa),this.Ba=a.Ba,this.ca=a.ca,ka(this,a.Ja),this.W=a.W,la(this,ma(a.a)),this.ta=a.ta):a&&(b=String(a).match(ha))?(ja(this,b[1]||"",!0),this.Ba=na(b[2]||""),this.ca=na(b[3]||"",!0),ka(this,b[4]),this.W=na(b[5]||"",!0),la(this,b[6]||"",!0),this.ta=na(b[7]||"")):this.a=new oa(null)}k=ia.prototype;k.aa="";k.Ba="";k.ca="";k.Ja=null;k.W="";k.ta="";
k.toString=function(){var a=[],b=this.aa;b&&a.push(qa(b,ra,!0),":");if(b=this.ca){a.push("//");var c=this.Ba;c&&a.push(qa(c,ra,!0),"@");a.push(encodeURIComponent(b).replace(/%25([0-9a-fA-F]{2})/g,"%$1"));b=this.Ja;null!=b&&a.push(":",String(b))}if(b=this.W)this.ca&&"/"!=b.charAt(0)&&a.push("/"),a.push(qa(b,"/"==b.charAt(0)?sa:ta,!0));(b=this.a.toString())&&a.push("?",b);(b=this.ta)&&a.push("#",qa(b,ua));return a.join("")};
k.resolve=function(a){var b=new ia(this);"data"===b.aa&&(b=new ia);var c=!!a.aa;c?ja(b,a.aa):c=!!a.Ba;c?b.Ba=a.Ba:c=!!a.ca;c?b.ca=a.ca:c=null!=a.Ja;var d=a.W;if(c)ka(b,a.Ja);else if(c=!!a.W){if("/"!=d.charAt(0))if(this.ca&&!this.W)d="/"+d;else{var e=b.W.lastIndexOf("/");-1!=e&&(d=b.W.substr(0,e+1)+d)}if(".."==d||"."==d)d="";else if(-1!=d.indexOf("./")||-1!=d.indexOf("/.")){for(var e=!d.lastIndexOf("/",0),d=d.split("/"),f=[],g=0;g<d.length;){var h=d[g++];"."==h?e&&g==d.length&&f.push(""):".."==h?((1<
f.length||1==f.length&&""!=f[0])&&f.pop(),e&&g==d.length&&f.push("")):(f.push(h),e=!0)}d=f.join("/")}}c?b.W=d:c=""!==a.a.toString();c?la(b,ma(a.a)):c=!!a.ta;c&&(b.ta=a.ta);return b};function ja(a,b,c){a.aa=c?na(b,!0):b;a.aa&&(a.aa=a.aa.replace(/:$/,""))}function ka(a,b){if(b){b=Number(b);if(isNaN(b)||0>b)throw Error("Bad port number "+b);a.Ja=b}else a.Ja=null}function la(a,b,c){b instanceof oa?a.a=b:(c||(b=qa(b,va)),a.a=new oa(b))}
function na(a,b){return a?b?decodeURI(a):decodeURIComponent(a):""}function qa(a,b,c){return"string"==typeof a?(a=encodeURI(a).replace(b,wa),c&&(a=a.replace(/%25([0-9a-fA-F]{2})/g,"%$1")),a):null}function wa(a){a=a.charCodeAt(0);return"%"+(a>>4&15).toString(16)+(a&15).toString(16)}var ra=/[#\/\?@]/g,ta=/[\#\?:]/g,sa=/[\#\?]/g,va=/[\#\?@]/g,ua=/#/g;function oa(a){this.b=a||null}oa.prototype.a=null;oa.prototype.c=null;
oa.prototype.toString=function(){if(this.b)return this.b;if(!this.a)return"";var a=[],b;for(b in this.a)for(var c=encodeURIComponent(b),d=this.a[b],e=0;e<d.length;e++){var f=c;""!==d[e]&&(f+="="+encodeURIComponent(d[e]));a.push(f)}return this.b=a.join("&")};function ma(a){var b=new oa;b.b=a.b;if(a.a){var c={},d;for(d in a.a)c[d]=a.a[d].concat();b.a=c;b.c=a.c}return b};function xa(a,b){return a.reduce(function(a,b,e){return b["catch"](a.bind(null,e))}.bind(null,b),Promise.reject())}function x(a,b){return a.concat(b)}function y(){}function ya(a){return null!=a}function za(a){return function(b){return b!=a}}function Aa(a,b,c){return c.indexOf(a)==b};function z(a,b){if(!b.length)return a;var c=b.map(function(a){return new ia(a)});return a.map(function(a){return new ia(a)}).map(function(a){return c.map(a.resolve.bind(a))}).reduce(x,[]).map(function(a){return a.toString()})}function Ba(a,b){return{keySystem:a,licenseServerUri:"",distinctiveIdentifierRequired:!1,persistentStateRequired:!1,audioRobustness:"",videoRobustness:"",serverCertificate:null,initData:b||[],keyIds:[]}};function Ca(a,b,c,d,e){var f=e in d,g;for(g in b){var h=e+"."+g,l=f?d[e]:c[g],m=!!{".abr.manager":!0}[h]||!!{serverCertificate:!0}[g];if(f||g in a)void 0===b[g]?void 0===l||f?delete a[g]:a[g]=l:m?a[g]=b[g]:"object"==typeof a[g]&&"object"==typeof b[g]?Ca(a[g],b[g],l,d,h):typeof b[g]==typeof l&&(a[g]=b[g])}}function Da(a){return JSON.parse(JSON.stringify(a))};function A(){var a,b,c=new Promise(function(c,e){a=c;b=e});c.resolve=a;c.reject=b;return c};function B(a){this.f=!1;this.a=[];this.b=[];this.c=[];this.h=a||null}n("shaka.net.NetworkingEngine",B);B.RequestType={MANIFEST:0,SEGMENT:1,LICENSE:2,APP:3};var Ea={};B.registerScheme=function(a,b){Ea[a]=b};B.unregisterScheme=function(a){delete Ea[a]};B.prototype.Ld=function(a){this.b.push(a)};B.prototype.registerRequestFilter=B.prototype.Ld;B.prototype.oe=function(a){var b=this.b;a=b.indexOf(a);0<=a&&b.splice(a,1)};B.prototype.unregisterRequestFilter=B.prototype.oe;
B.prototype.Ic=function(){this.b=[]};B.prototype.clearAllRequestFilters=B.prototype.Ic;B.prototype.Md=function(a){this.c.push(a)};B.prototype.registerResponseFilter=B.prototype.Md;B.prototype.pe=function(a){var b=this.c;a=b.indexOf(a);0<=a&&b.splice(a,1)};B.prototype.unregisterResponseFilter=B.prototype.pe;B.prototype.Jc=function(){this.c=[]};B.prototype.clearAllResponseFilters=B.prototype.Jc;function Fa(){return{maxAttempts:2,baseDelay:1E3,backoffFactor:2,fuzzFactor:.5,timeout:0}}
function C(a,b){return{uris:a,method:"GET",body:null,headers:{},allowCrossSiteCredentials:!1,retryParameters:b}}B.prototype.m=function(){this.f=!0;this.b=[];this.c=[];for(var a=[],b=0;b<this.a.length;++b)a.push(this.a[b]["catch"](y));return Promise.all(a)};B.prototype.destroy=B.prototype.m;
B.prototype.request=function(a,b){if(this.f)return Promise.reject();b.method=b.method||"GET";b.headers=b.headers||{};b.retryParameters=b.retryParameters?Da(b.retryParameters):Fa();b.uris=Da(b.uris);var c=Date.now(),d=Promise.resolve();this.b.forEach(function(c){d=d.then(c.bind(null,a,b))});d=d["catch"](function(a){throw new t(2,1,1006,a);});d=d.then(function(){for(var d=Date.now()-c,f=b.retryParameters||{},g=f.maxAttempts||1,h=f.backoffFactor||2,f=null==f.baseDelay?1E3:f.baseDelay,l=this.g(a,b,0,
d),m=1;m<g;m++)l=l["catch"](function(c,e,f){if(f&&1==f.severity){f=new A;var g=b.retryParameters||{};window.setTimeout(f.resolve,c*(1+(2*Math.random()-1)*(null==g.fuzzFactor?.5:g.fuzzFactor)));return f.then(this.g.bind(this,a,b,e,d))}throw f;}.bind(this,f,m%b.uris.length)),f*=h;return l}.bind(this));this.a.push(d);return d.then(function(b){0<=this.a.indexOf(d)&&this.a.splice(this.a.indexOf(d),1);this.h&&!b.fromCache&&1==a&&this.h(b.timeMs,b.data.byteLength);return b}.bind(this))["catch"](function(a){a&&
(a.severity=2);0<=this.a.indexOf(d)&&this.a.splice(this.a.indexOf(d),1);return Promise.reject(a)}.bind(this))};B.prototype.request=B.prototype.request;
B.prototype.g=function(a,b,c,d){if(this.f)return Promise.reject();var e=new ia(b.uris[c]),f=e.aa;f||(f=location.protocol,f=f.slice(0,-1),ja(e,f),b.uris[c]=e.toString());f=Ea[f];if(!f)return Promise.reject(new t(2,1,1E3,e));var g=Date.now();return f(b.uris[c],b,a).then(function(b){void 0==b.timeMs&&(b.timeMs=Date.now()-g);var c=Date.now(),e=Promise.resolve();this.c.forEach(function(c){e=e.then(function(){return Promise.resolve(c(a,b))}.bind(this))});e=e["catch"](function(a){var b=2;a instanceof t&&
(b=a.severity);throw new t(b,1,1007,a);});return e.then(function(){b.timeMs+=Date.now()-c;b.timeMs+=d;return b})}.bind(this))};function Ga(a,b){for(var c=[],d=0;d<a.length;++d){for(var e=!1,f=0;f<c.length&&!(e=b?b(a[d],c[f]):a[d]===c[f]);++f);e||c.push(a[d])}return c}function Ha(a,b,c){for(var d=0;d<a.length;++d)if(c(a[d],b))return d;return-1};function Ia(){this.a={}}Ia.prototype.push=function(a,b){this.a.hasOwnProperty(a)?this.a[a].push(b):this.a[a]=[b]};Ia.prototype.get=function(a){return(a=this.a[a])?a.slice():null};Ia.prototype.remove=function(a,b){var c=this.a[a];if(c)for(var d=0;d<c.length;++d)c[d]==b&&(c.splice(d,1),--d)};function D(){this.a=new Ia}D.prototype.m=function(){Ja(this);this.a=null;return Promise.resolve()};function E(a,b,c,d){a.a&&(b=new Ka(b,c,d),a.a.push(c,b))}function La(a,b,c,d){E(a,b,c,function(a){this.ha(b,c);d(a)}.bind(a))}D.prototype.ha=function(a,b){if(this.a)for(var c=this.a.get(b)||[],d=0;d<c.length;++d){var e=c[d];e.target==a&&(e.ha(),this.a.remove(b,e))}};function Ja(a){if(a.a){var b=a.a,c=[],d;for(d in b.a)c.push.apply(c,b.a[d]);for(b=0;b<c.length;++b)c[b].ha();a.a.a={}}}
function Ka(a,b,c){this.target=a;this.type=b;this.a=c;this.target.addEventListener(b,c,!1)}Ka.prototype.ha=function(){this.target.removeEventListener(this.type,this.a,!1);this.a=this.target=null};function Ma(a){return!a||!Object.keys(a).length}function Na(a){return Object.keys(a).map(function(b){return a[b]})}function Oa(a,b){return Object.keys(a).reduce(function(c,d){c[d]=b(a[d],d);return c},{})}function Pa(a,b){return Object.keys(a).every(function(c){return b(c,a[c])})}function Qa(a,b){Object.keys(a).forEach(function(c){b(c,a[c])})};function F(a){if(!a)return"";a=new Uint8Array(a);239==a[0]&&187==a[1]&&191==a[2]&&(a=a.subarray(3));a=escape(Ra(a));try{return decodeURIComponent(a)}catch(b){throw new t(2,2,2004);}}n("shaka.util.StringUtils.fromUTF8",F);
function Sa(a,b,c){if(!a)return"";if(!c&&a.byteLength%2)throw new t(2,2,2004);if(a instanceof ArrayBuffer)var d=a;else c=new Uint8Array(a.byteLength),c.set(new Uint8Array(a)),d=c.buffer;a=Math.floor(a.byteLength/2);c=new Uint16Array(a);d=new DataView(d);for(var e=0;e<a;e++)c[e]=d.getUint16(2*e,b);return Ra(c)}n("shaka.util.StringUtils.fromUTF16",Sa);
function Ta(a){var b=new Uint8Array(a);if(239==b[0]&&187==b[1]&&191==b[2])return F(b);if(254==b[0]&&255==b[1])return Sa(b.subarray(2),!1);if(255==b[0]&&254==b[1])return Sa(b.subarray(2),!0);var c=function(a,b){return a.byteLength<=b||32<=a[b]&&126>=a[b]}.bind(null,b);if(b[0]||b[2]){if(!b[1]&&!b[3])return Sa(a,!0);if(c(0)&&c(1)&&c(2)&&c(3))return F(a)}else return Sa(a,!1);throw new t(2,2,2003);}n("shaka.util.StringUtils.fromBytesAutoDetect",Ta);
function Ua(a){a=unescape(encodeURIComponent(a));for(var b=new Uint8Array(a.length),c=0;c<a.length;++c)b[c]=a.charCodeAt(c);return b.buffer}n("shaka.util.StringUtils.toUTF8",Ua);function Ra(a){for(var b="",c=0;c<a.length;c+=16E3)b+=String.fromCharCode.apply(null,a.subarray(c,c+16E3));return b};function Va(a){this.a=null;this.b=function(){this.a=null;a()}.bind(this)}Va.prototype.cancel=function(){null!=this.a&&(clearTimeout(this.a),this.a=null)};function Wa(a){a.cancel();a.a=setTimeout(a.b,500)};function Xa(a,b){var c=void 0==b?!0:b,d=window.btoa(String.fromCharCode.apply(null,a)).replace(/\+/g,"-").replace(/\//g,"_");return c?d:d.replace(/=*$/,"")}n("shaka.util.Uint8ArrayUtils.toBase64",Xa);function Ya(a){a=window.atob(a.replace(/-/g,"+").replace(/_/g,"/"));for(var b=new Uint8Array(a.length),c=0;c<a.length;++c)b[c]=a.charCodeAt(c);return b}n("shaka.util.Uint8ArrayUtils.fromBase64",Ya);
function Za(a){for(var b=new Uint8Array(a.length/2),c=0;c<a.length;c+=2)b[c/2]=window.parseInt(a.substr(c,2),16);return b}n("shaka.util.Uint8ArrayUtils.fromHex",Za);function $a(a){for(var b="",c=0;c<a.length;++c){var d=a[c].toString(16);1==d.length&&(d="0"+d);b+=d}return b}n("shaka.util.Uint8ArrayUtils.toHex",$a);function ab(a,b){if(!a&&!b)return!0;if(!a||!b||a.length!=b.length)return!1;for(var c=0;c<a.length;++c)if(a[c]!=b[c])return!1;return!0}n("shaka.util.Uint8ArrayUtils.equal",ab);
n("shaka.util.Uint8ArrayUtils.concat",function(a){for(var b=0,c=0;c<arguments.length;++c)b+=arguments[c].length;for(var b=new Uint8Array(b),d=0,c=0;c<arguments.length;++c)b.set(arguments[c],d),d+=arguments[c].length;return b});function bb(a,b,c,d){this.j=this.i=this.v=null;this.J=!1;this.b=null;this.f=new D;this.a=[];this.o=[];this.l=new A;this.ka=a;this.h=null;this.g=function(a){this.l.reject(a);b(a)}.bind(this);this.A={};this.Ca=c;this.la=d;this.B=new Va(this.Kd.bind(this));this.ja=this.c=!1;this.G=[];this.ia=!1;this.O=setInterval(this.Jd.bind(this),1E3);this.l["catch"](function(){})}k=bb.prototype;
k.m=function(){this.c=!0;var a=this.a.map(function(a){return(a.ba.close()||Promise.resolve())["catch"](y)});this.l.reject();this.f&&a.push(this.f.m());this.j&&a.push(this.j.setMediaKeys(null)["catch"](y));this.O&&(clearInterval(this.O),this.O=null);this.B&&this.B.cancel();this.f=this.j=this.i=this.v=this.b=this.B=null;this.a=[];this.o=[];this.la=this.g=this.h=this.ka=null;return Promise.all(a)};k.configure=function(a){this.h=a};
k.init=function(a,b){var c={},d=[];this.ja=b;this.o=a.offlineSessionIds;cb(this,a,b||0<a.offlineSessionIds.length,c,d);return d.length?db(this,c,d):(this.J=!0,Promise.resolve())};
function eb(a,b){if(!a.i)return La(a.f,b,"encrypted",function(){this.g(new t(2,6,6010))}.bind(a)),Promise.resolve();a.j=b;La(a.f,a.j,"play",a.qd.bind(a));var c=a.j.setMediaKeys(a.i),c=c["catch"](function(a){return Promise.reject(new t(2,6,6003,a.message))}),d=null;a.b.serverCertificate&&(d=a.i.setServerCertificate(a.b.serverCertificate).then(function(){})["catch"](function(a){return Promise.reject(new t(2,6,6004,a.message))}));return Promise.all([c,d]).then(function(){if(this.c)return Promise.reject();
fb(this);this.b.initData.length||this.o.length||E(this.f,this.j,"encrypted",this.fd.bind(this))}.bind(a))["catch"](function(a){return this.c?Promise.resolve():Promise.reject(a)}.bind(a))}function gb(a,b){return Promise.all(b.map(function(a){return hb(this,a).then(function(a){if(a){for(var b=new A,c=0;c<this.a.length;c++)if(this.a[c].ba==a){this.a[c].ib=b;break}return Promise.all([a.remove(),b])}}.bind(this))}.bind(a)))}
function fb(a){var b=a.b?a.b.initData:[];b.forEach(function(a){ib(this,a.initDataType,a.initData)}.bind(a));a.o.forEach(function(a){hb(this,a)}.bind(a));b.length||a.o.length||a.l.resolve();return a.l}k.keySystem=function(){return this.b?this.b.keySystem:""};function jb(a){return a.a.map(function(a){return a.ba.sessionId})}k.ab=function(){var a=this.a.map(function(a){a=a.ba.expiration;return isNaN(a)?Infinity:a});return Math.min.apply(Math,a)};
function cb(a,b,c,d,e){var f=kb(a);b.periods.forEach(function(a){a.variants.forEach(function(a){f&&(a.drmInfos=[f]);a.drmInfos.forEach(function(b){lb(this,b);window.cast&&window.cast.__platform__&&"com.microsoft.playready"==b.keySystem&&(b.keySystem="com.chromecast.playready");var f=d[b.keySystem];f||(f={audioCapabilities:[],videoCapabilities:[],distinctiveIdentifier:"optional",persistentState:c?"required":"optional",sessionTypes:[c?"persistent-license":"temporary"],label:b.keySystem,drmInfos:[]},
d[b.keySystem]=f,e.push(b.keySystem));f.drmInfos.push(b);b.distinctiveIdentifierRequired&&(f.distinctiveIdentifier="required");b.persistentStateRequired&&(f.persistentState="required");var g=[];a.video&&g.push(a.video);a.audio&&g.push(a.audio);g.forEach(function(a){var c="video"==a.type?f.videoCapabilities:f.audioCapabilities,d=("video"==a.type?b.videoRobustness:b.audioRobustness)||"",e=a.mimeType;a.codecs&&(e+='; codecs="'+a.codecs+'"');c.push({robustness:d,contentType:e})}.bind(this))}.bind(this))}.bind(this))}.bind(a))}
function db(a,b,c){if(1==c.length&&""==c[0])return Promise.reject(new t(2,6,6E3));var d=new A,e=d;[!0,!1].forEach(function(a){c.forEach(function(c){var d=b[c];d.drmInfos.some(function(a){return!!a.licenseServerUri})==a&&(d.audioCapabilities.length||delete d.audioCapabilities,d.videoCapabilities.length||delete d.videoCapabilities,e=e["catch"](function(){return this.c?Promise.reject():navigator.requestMediaKeySystemAccess(c,[d])}.bind(this)))}.bind(this))}.bind(a));e=e["catch"](function(){return Promise.reject(new t(2,
6,6001))});e=e.then(function(a){if(this.c)return Promise.reject();var c=0<=navigator.userAgent.indexOf("Edge/"),d=a.getConfiguration();this.v=(d.audioCapabilities||[]).concat(d.videoCapabilities||[]).map(function(a){return a.contentType});c&&(this.v=null);c=b[a.keySystem];mb(this,a.keySystem,c,c.drmInfos);return this.b.licenseServerUri?a.createMediaKeys():Promise.reject(new t(2,6,6012))}.bind(a)).then(function(a){if(this.c)return Promise.reject();this.i=a;this.J=!0}.bind(a))["catch"](function(a){if(this.c)return Promise.resolve();
this.v=this.b=null;return a instanceof t?Promise.reject(a):Promise.reject(new t(2,6,6002,a.message))}.bind(a));d.reject();return e}
function lb(a,b){var c=b.keySystem;if(c){if(!b.licenseServerUri){var d=a.h.servers[c];d&&(b.licenseServerUri=d)}b.keyIds||(b.keyIds=[]);if(c=a.h.advanced[c])b.distinctiveIdentifierRequired||(b.distinctiveIdentifierRequired=c.distinctiveIdentifierRequired),b.persistentStateRequired||(b.persistentStateRequired=c.persistentStateRequired),b.videoRobustness||(b.videoRobustness=c.videoRobustness),b.audioRobustness||(b.audioRobustness=c.audioRobustness),b.serverCertificate||(b.serverCertificate=c.serverCertificate)}}
function kb(a){if(Ma(a.h.clearKeys))return null;var b=[],c=[],d;for(d in a.h.clearKeys){var e=a.h.clearKeys[d],f=Za(d),e=Za(e),f={kty:"oct",kid:Xa(f,!1),k:Xa(e,!1)};b.push(f);c.push(f.kid)}a=JSON.stringify({keys:b});c=JSON.stringify({kids:c});c=[{initData:new Uint8Array(Ua(c)),initDataType:"keyids"}];return{keySystem:"org.w3.clearkey",licenseServerUri:"data:application/json;base64,"+window.btoa(a),distinctiveIdentifierRequired:!1,persistentStateRequired:!1,audioRobustness:"",videoRobustness:"",serverCertificate:null,
initData:c,keyIds:[]}}function mb(a,b,c,d){var e=[],f=[],g=[],h=[];nb(d,e,f,g,h);a.b={keySystem:b,licenseServerUri:e[0],distinctiveIdentifierRequired:"required"==c.distinctiveIdentifier,persistentStateRequired:"required"==c.persistentState,audioRobustness:c.audioCapabilities?c.audioCapabilities[0].robustness:"",videoRobustness:c.videoCapabilities?c.videoCapabilities[0].robustness:"",serverCertificate:f[0],initData:g,keyIds:h}}
function nb(a,b,c,d,e){function f(a,b){return a.keyId&&a.keyId==b.keyId?!0:a.initDataType==b.initDataType&&ab(a.initData,b.initData)}a.forEach(function(a){-1==b.indexOf(a.licenseServerUri)&&b.push(a.licenseServerUri);a.serverCertificate&&-1==Ha(c,a.serverCertificate,ab)&&c.push(a.serverCertificate);a.initData&&a.initData.forEach(function(a){-1==Ha(d,a,f)&&d.push(a)});if(a.keyIds)for(var g=0;g<a.keyIds.length;++g)-1==e.indexOf(a.keyIds[g])&&e.push(a.keyIds[g])})}
k.fd=function(a){for(var b=new Uint8Array(a.initData),c=0;c<this.a.length;++c)if(ab(b,this.a[c].initData))return;ib(this,a.initDataType,b)};
function hb(a,b){try{var c=a.i.createSession("persistent-license")}catch(f){var d=new t(2,6,6005,f.message);a.g(d);return Promise.reject(d)}E(a.f,c,"message",a.kc.bind(a));E(a.f,c,"keystatuseschange",a.ec.bind(a));var e={initData:null,ba:c,loaded:!1,zb:Infinity,ib:null};a.a.push(e);return c.load(b).then(function(a){if(!this.c){if(a)return e.loaded=!0,this.a.every(function(a){return a.loaded})&&this.l.resolve(),c;this.a.splice(this.a.indexOf(e),1);this.g(new t(2,6,6013))}}.bind(a),function(a){this.c||
(this.a.splice(this.a.indexOf(e),1),this.g(new t(2,6,6005,a.message)))}.bind(a))}
function ib(a,b,c){try{var d=a.ja?a.i.createSession("persistent-license"):a.i.createSession()}catch(e){a.g(new t(2,6,6005,e.message));return}E(a.f,d,"message",a.kc.bind(a));E(a.f,d,"keystatuseschange",a.ec.bind(a));a.a.push({initData:c,ba:d,loaded:!1,zb:Infinity,ib:null});d.generateRequest(b,c.buffer)["catch"](function(a){if(!this.c){for(var b=0;b<this.a.length;++b)if(this.a[b].ba==d){this.a.splice(b,1);break}this.g(new t(2,6,6006,a.message))}}.bind(a))}
k.kc=function(a){this.h.delayLicenseRequestUntilPlayed&&this.j.paused&&!this.ia?this.G.push(a):ob(this,a)};
function ob(a,b){for(var c=b.target,d,e=0;e<a.a.length;e++)if(a.a[e].ba==c){d=a.a[e].ib;break}e=C([a.b.licenseServerUri],a.h.retryParameters);e.body=b.message;e.method="POST";"com.microsoft.playready"!=a.b.keySystem&&"com.chromecast.playready"!=a.b.keySystem||pb(e);a.ka.request(2,e).then(function(a){return this.c?Promise.reject():c.update(a.data).then(function(){d&&d.resolve()})}.bind(a),function(a){if(this.c)return Promise.resolve();a=new t(2,6,6007,a);this.g(a);d&&d.reject(a)}.bind(a))["catch"](function(a){if(this.c)return Promise.resolve();
a=new t(2,6,6008,a.message);this.g(a);d&&d.reject(a)}.bind(a))}function pb(a){var b=Sa(a.body,!0,!0);if(-1==b.indexOf("PlayReadyKeyMessage"))a.headers["Content-Type"]="text/xml; charset=utf-8";else{for(var b=(new DOMParser).parseFromString(b,"application/xml"),c=b.getElementsByTagName("HttpHeader"),d=0;d<c.length;++d)a.headers[c[d].querySelector("name").textContent]=c[d].querySelector("value").textContent;a.body=Ya(b.querySelector("Challenge").textContent).buffer}}
k.ec=function(a){a=a.target;var b;for(b=0;b<this.a.length&&this.a[b].ba!=a;++b);if(b!=this.a.length){var c=!1;a.keyStatuses.forEach(function(a,d){if("string"==typeof d){var e=d;d=a;a=e}if("com.microsoft.playready"==this.b.keySystem&&16==d.byteLength){var e=new DataView(d),f=e.getUint32(0,!0),l=e.getUint16(4,!0),m=e.getUint16(6,!0);e.setUint32(0,f,!1);e.setUint16(4,l,!1);e.setUint16(6,m,!1)}"com.microsoft.playready"==this.b.keySystem&&"status-pending"==a&&(a="usable");"status-pending"!=a&&(this.a[b].loaded=
!0,this.a.every(function(a){return a.loaded})&&this.l.resolve());"expired"==a&&(c=!0);e=$a(new Uint8Array(d));this.A[e]=a}.bind(this));var d=a.expiration-Date.now();(0>d||c&&1E3>d)&&!this.a[b].ib&&(this.a.splice(b,1),a.close());Wa(this.B)}};k.Kd=function(){function a(a,c){return"expired"==c}!Ma(this.A)&&Pa(this.A,a)&&this.g(new t(2,6,6014));this.Ca(this.A)};
function qb(){var a=[],b=[{contentType:'video/mp4; codecs="avc1.42E01E"'},{contentType:'video/webm; codecs="vp8"'}],c=[{videoCapabilities:b,persistentState:"required",sessionTypes:["persistent-license"]},{videoCapabilities:b}],d={};"org.w3.clearkey com.widevine.alpha com.microsoft.playready com.apple.fps.2_0 com.apple.fps.1_0 com.apple.fps com.adobe.primetime".split(" ").forEach(function(b){var e=navigator.requestMediaKeySystemAccess(b,c).then(function(a){var c=a.getConfiguration().sessionTypes;d[b]=
{persistentState:c?0<=c.indexOf("persistent-license"):!1};return a.createMediaKeys()})["catch"](function(){d[b]=null});a.push(e)});return Promise.all(a).then(function(){return d})}k.qd=function(){for(var a=0;a<this.G.length;a++)ob(this,this.G[a]);this.ia=!0;this.G=[]};function rb(a,b){var c=a.keySystem();return!b.drmInfos.length||b.drmInfos.some(function(a){return a.keySystem==c})}
function sb(a,b){if(!a.length)return b;if(!b.length)return a;for(var c=[],d=0;d<a.length;d++)for(var e=0;e<b.length;e++)if(a[d].keySystem==b[e].keySystem){var f=a[d],e=b[e],g=[],g=g.concat(f.initData||[]),g=g.concat(e.initData||[]),h=[],h=h.concat(f.keyIds),h=h.concat(e.keyIds);c.push({keySystem:f.keySystem,licenseServerUri:f.licenseServerUri||e.licenseServerUri,distinctiveIdentifierRequired:f.distinctiveIdentifierRequired||e.distinctiveIdentifierRequired,persistentStateRequired:f.persistentStateRequired||
e.persistentStateRequired,videoRobustness:f.videoRobustness||e.videoRobustness,audioRobustness:f.audioRobustness||e.audioRobustness,serverCertificate:f.serverCertificate||e.serverCertificate,initData:g,keyIds:h});break}return c}k.Jd=function(){this.a.forEach(function(a){var b=a.zb,c=a.ba.expiration;isNaN(c)&&(c=Infinity);c!=b&&(this.la(a.ba.sessionId,c),a.zb=c)}.bind(this))};function tb(a){this.f=null;this.c=a;this.h=0;this.g=Infinity;this.a=this.b=null}var ub={};function vb(a,b){ub[a]=b.length?wb.bind(null,b):b}n("shaka.media.TextEngine.registerParser",vb);n("shaka.media.TextEngine.unregisterParser",function(a){delete ub[a]});function xb(a,b,c){return a>=b?null:new VTTCue(a,b,c)}n("shaka.media.TextEngine.makeCue",xb);tb.prototype.m=function(){this.c&&yb(this,function(){return!0});this.c=this.f=null;return Promise.resolve()};
function zb(a,b,c,d){return Promise.resolve().then(function(){if(this.c)if(null==c||null==d)this.f.parseInit(b);else{for(var a=this.f.parseMedia(b,{periodStart:this.h,segmentStart:c,segmentEnd:d}),f=0;f<a.length&&!(a[f].startTime>=this.g);++f)this.c.addCue(a[f]);null==this.b&&(this.b=c);this.a=Math.min(d,this.g)}}.bind(a))}
tb.prototype.remove=function(a,b){return Promise.resolve().then(function(){this.c&&(yb(this,function(c){return c.startTime>=b||c.endTime<=a?!1:!0}),null==this.b||b<=this.b||a>=this.a||(a<=this.b&&b>=this.a?this.b=this.a=null:a<=this.b&&b<this.a?this.b=b:a>this.b&&b>=this.a&&(this.a=a)))}.bind(this))};function yb(a,b){for(var c=a.c.cues,d=[],e=0;e<c.length;++e)b(c[e])&&d.push(c[e]);for(e=0;e<d.length;++e)a.c.removeCue(d[e])}function wb(a){this.Na=a}
wb.prototype.parseInit=function(a){this.Na(a,0,null,null)};wb.prototype.parseMedia=function(a,b){return this.Na(a,b.periodStart,b.segmentStart,b.segmentEnd)};function Ab(a){return!a||1==a.length&&1E-6>a.end(0)-a.start(0)?null:a.length?a.end(a.length-1):null}function Bb(a,b){return!a||!a.length||1==a.length&&1E-6>a.end(0)-a.start(0)?!1:b>=a.start(0)&&b<=a.end(a.length-1)}function Cb(a,b){if(!a||!a.length||1==a.length&&1E-6>a.end(0)-a.start(0))return 0;for(var c=0,d=a.length-1;0<=d&&a.end(d)>b;--d)c+=a.end(d)-Math.max(a.start(d),b);return c};function Db(a,b,c){this.f=a;this.N=b;this.i=c;this.c={};this.a=null;this.b={};this.g=new D;this.h=!1}
function Eb(){var a={};'video/mp4; codecs="avc1.42E01E",video/mp4; codecs="avc3.42E01E",video/mp4; codecs="hvc1.1.6.L93.90",audio/mp4; codecs="mp4a.40.2",audio/mp4; codecs="ac-3",audio/mp4; codecs="ec-3",video/webm; codecs="vp8",video/webm; codecs="vp9",video/webm; codecs="av1",audio/webm; codecs="vorbis",audio/webm; codecs="opus",video/mp2t; codecs="avc1.42E01E",video/mp2t; codecs="avc3.42E01E",video/mp2t; codecs="hvc1.1.6.L93.90",video/mp2t; codecs="mp4a.40.2",video/mp2t; codecs="ac-3",video/mp2t; codecs="ec-3",video/mp2t; codecs="mp4a.40.2",text/vtt,application/mp4; codecs="wvtt",application/ttml+xml,application/mp4; codecs="stpp"'.split(",").forEach(function(b){a[b]=!!ub[b]||
MediaSource.isTypeSupported(b);var c=b.split(";")[0];a[c]=a[c]||a[b]});return a}k=Db.prototype;k.m=function(){this.h=!0;var a=[],b;for(b in this.b){var c=this.b[b],d=c[0];this.b[b]=c.slice(0,1);d&&a.push(d.p["catch"](y));for(d=1;d<c.length;++d)c[d].p["catch"](y),c[d].p.reject()}this.a&&a.push(this.a.m());return Promise.all(a).then(function(){this.g.m();this.a=this.i=this.N=this.f=this.g=null;this.c={};this.b={}}.bind(this))};
k.init=function(a){for(var b in a){var c=a[b];"text"==b?Fb(this,c):(c=this.N.addSourceBuffer(c),E(this.g,c,"error",this.je.bind(this,b)),E(this.g,c,"updateend",this.Ia.bind(this,b)),this.c[b]=c,this.b[b]=[])}};function Fb(a,b){a.a||(a.a=new tb(a.i));a.a.f=new ub[b]}function Gb(a,b){if("text"==b)var c=a.a.b;else c=Ib(a,b),c=!c||1==c.length&&1E-6>c.end(0)-c.start(0)?null:1==c.length&&0>c.start(0)?0:c.length?c.start(0):null;return c}function Ib(a,b){try{return a.c[b].buffered}catch(c){return null}}
function Jb(a,b,c,d,e){return"text"==b?zb(a.a,c,d,e):Kb(a,b,a.ie.bind(a,b,c))}k.remove=function(a,b,c){return"text"==a?this.a.remove(b,c):Kb(this,a,this.qc.bind(this,a,b,c))};function Lb(a,b){return"text"==b?a.a.remove(0,Infinity):Kb(a,b,a.qc.bind(a,b,0,a.N.duration))}function Mb(a,b,c,d){if("text"==b)return a.a.h=c,null!=d&&(a.a.g=d),Promise.resolve();null==d&&(d=Infinity);return Promise.all([Kb(a,b,a.Ec.bind(a,b)),Kb(a,b,a.Zd.bind(a,b,c)),Kb(a,b,a.Xd.bind(a,b,d))])}
k.endOfStream=function(a){return Nb(this,function(){a?this.N.endOfStream(a):this.N.endOfStream()}.bind(this))};k.pa=function(a){return Nb(this,function(){this.N.duration=a}.bind(this))};k.Y=function(){return this.N.duration};k.ie=function(a,b){this.c[a].appendBuffer(b)};k.qc=function(a,b,c){c<=b?this.Ia(a):this.c[a].remove(b,c)};k.Ec=function(a){var b=this.c[a].appendWindowEnd;this.c[a].abort();this.c[a].appendWindowEnd=b;this.Ia(a)};k.Oc=function(a){this.f.currentTime-=.001;this.Ia(a)};
k.Zd=function(a,b){this.c[a].timestampOffset=b;this.Ia(a)};k.Xd=function(a,b){this.c[a].appendWindowEnd=b+.04;this.Ia(a)};k.je=function(a){this.b[a][0].p.reject(new t(2,3,3014,this.f.error?this.f.error.code:0))};k.Ia=function(a){var b=this.b[a][0];b&&(b.p.resolve(),Ob(this,a))};
function Kb(a,b,c){if(a.h)return Promise.reject();c={start:c,p:new A};a.b[b].push(c);if(1==a.b[b].length)try{c.start()}catch(d){"QuotaExceededError"==d.name?c.p.reject(new t(2,3,3017,b)):c.p.reject(new t(2,3,3015,d)),Ob(a,b)}return c.p}
function Nb(a,b){if(a.h)return Promise.reject();var c=[],d;for(d in a.c){var e=new A,f={start:function(a){a.resolve()}.bind(null,e),p:e};a.b[d].push(f);c.push(e);1==a.b[d].length&&f.start()}return Promise.all(c).then(function(){var a;try{b()}catch(l){var c=Promise.reject(new t(2,3,3015,l))}for(a in this.c)Ob(this,a);return c}.bind(a),function(){return Promise.reject()}.bind(a))}function Ob(a,b){a.b[b].shift();var c=a.b[b][0];if(c)try{c.start()}catch(d){c.p.reject(new t(2,3,3015,d)),Ob(a,b)}};function Pb(a,b,c){return c==b||a>=Qb&&c==b.split("-")[0]||a>=Rb&&c.split("-")[0]==b.split("-")[0]?!0:!1}var Qb=1,Rb=2;function Sb(a){a=a.toLowerCase().split("-");var b=Tb[a[0]];b&&(a[0]=b);return a.join("-")}
var Tb={aar:"aa",abk:"ab",afr:"af",aka:"ak",alb:"sq",amh:"am",ara:"ar",arg:"an",arm:"hy",asm:"as",ava:"av",ave:"ae",aym:"ay",aze:"az",bak:"ba",bam:"bm",baq:"eu",bel:"be",ben:"bn",bih:"bh",bis:"bi",bod:"bo",bos:"bs",bre:"br",bul:"bg",bur:"my",cat:"ca",ces:"cs",cha:"ch",che:"ce",chi:"zh",chu:"cu",chv:"cv",cor:"kw",cos:"co",cre:"cr",cym:"cy",cze:"cs",dan:"da",deu:"de",div:"dv",dut:"nl",dzo:"dz",ell:"el",eng:"en",epo:"eo",est:"et",eus:"eu",ewe:"ee",fao:"fo",fas:"fa",fij:"fj",fin:"fi",fra:"fr",fre:"fr",
fry:"fy",ful:"ff",geo:"ka",ger:"de",gla:"gd",gle:"ga",glg:"gl",glv:"gv",gre:"el",grn:"gn",guj:"gu",hat:"ht",hau:"ha",heb:"he",her:"hz",hin:"hi",hmo:"ho",hrv:"hr",hun:"hu",hye:"hy",ibo:"ig",ice:"is",ido:"io",iii:"ii",iku:"iu",ile:"ie",ina:"ia",ind:"id",ipk:"ik",isl:"is",ita:"it",jav:"jv",jpn:"ja",kal:"kl",kan:"kn",kas:"ks",kat:"ka",kau:"kr",kaz:"kk",khm:"km",kik:"ki",kin:"rw",kir:"ky",kom:"kv",kon:"kg",kor:"ko",kua:"kj",kur:"ku",lao:"lo",lat:"la",lav:"lv",lim:"li",lin:"ln",lit:"lt",ltz:"lb",lub:"lu",
lug:"lg",mac:"mk",mah:"mh",mal:"ml",mao:"mi",mar:"mr",may:"ms",mkd:"mk",mlg:"mg",mlt:"mt",mon:"mn",mri:"mi",msa:"ms",mya:"my",nau:"na",nav:"nv",nbl:"nr",nde:"nd",ndo:"ng",nep:"ne",nld:"nl",nno:"nn",nob:"nb",nor:"no",nya:"ny",oci:"oc",oji:"oj",ori:"or",orm:"om",oss:"os",pan:"pa",per:"fa",pli:"pi",pol:"pl",por:"pt",pus:"ps",que:"qu",roh:"rm",ron:"ro",rum:"ro",run:"rn",rus:"ru",sag:"sg",san:"sa",sin:"si",slk:"sk",slo:"sk",slv:"sl",sme:"se",smo:"sm",sna:"sn",snd:"sd",som:"so",sot:"st",spa:"es",sqi:"sq",
srd:"sc",srp:"sr",ssw:"ss",sun:"su",swa:"sw",swe:"sv",tah:"ty",tam:"ta",tat:"tt",tel:"te",tgk:"tg",tgl:"tl",tha:"th",tib:"bo",tir:"ti",ton:"to",tsn:"tn",tso:"ts",tuk:"tk",tur:"tr",twi:"tw",uig:"ug",ukr:"uk",urd:"ur",uzb:"uz",ven:"ve",vie:"vi",vol:"vo",wel:"cy",wln:"wa",wol:"wo",xho:"xh",yid:"yi",yor:"yo",zha:"za",zho:"zh",zul:"zu"};function Ub(a,b,c){var d=a.video;return d&&(d.width<b.minWidth||d.width>b.maxWidth||d.width>c.width||d.height<b.minHeight||d.height>b.maxHeight||d.height>c.height||d.width*d.height<b.minPixels||d.width*d.height>b.maxPixels)||a.bandwidth<b.minBandwidth||a.bandwidth>b.maxBandwidth?!1:!0}function Vb(a,b,c){var d=!1;a.variants.forEach(function(a){var e=a.allowedByApplication;a.allowedByApplication=Ub(a,b,c);e!=a.allowedByApplication&&(d=!0)});return d}
function Wb(a,b,c){var d=b.video,e=b.audio;for(b=0;b<c.variants.length;++b){var f=c.variants[b],g=a,h=e,l=d;(g&&g.J&&!rb(g,f)?0:Xb(f.audio,g,h)&&Xb(f.video,g,l))||(c.variants.splice(b,1),--b)}for(b=0;b<c.textStreams.length;++b)a=c.textStreams[b],ub[Yb(a.mimeType,a.codecs)]||(c.textStreams.splice(b,1),--b)}
function Xb(a,b,c){if(!a)return!0;var d=null;b&&b.J&&(d=b.v);b=Yb(a.mimeType,a.codecs);return!ub[b]&&!MediaSource.isTypeSupported(b)||d&&a.encrypted&&0>d.indexOf(b)||c&&(a.mimeType!=c.mimeType||a.codecs.split(".")[0]!=c.codecs.split(".")[0])?!1:!0}
function Zb(a,b,c){var d=null;return $b(a.variants).map(function(a){var e;a.video&&a.audio?e=c==a.video.id&&b==a.audio.id:e=a.video&&c==a.video.id||a.audio&&b==a.audio.id;var g="";a.video&&(g+=a.video.codecs);a.audio&&(""!=g&&(g+=", "),g+=a.audio.codecs,d=a.audio.label);var h=a.audio?a.audio.codecs:null,l=a.video?a.video.codecs:null,m=null;a.video?m=a.video.mimeType:a.audio&&(m=a.audio.mimeType);var q=null;a.audio?q=a.audio.kind:a.video&&(q=a.video.kind);var r=Ga((a.audio?a.audio.roles:[]).concat(a.video?
a.video.roles:[]));return{id:a.id,active:e,type:"variant",bandwidth:a.bandwidth,language:a.language,label:d,kind:q||null,width:a.video?a.video.width:null,height:a.video?a.video.height:null,frameRate:a.video?a.video.frameRate:void 0,mimeType:m,codecs:g,audioCodec:h,videoCodec:l,primary:a.primary,roles:r,videoId:a.video?a.video.id:null,audioId:a.audio?a.audio.id:null}})}
function ac(a,b){return a.textStreams.map(function(a){return{id:a.id,active:b==a.id,type:"text",language:a.language,label:a.label,kind:a.kind,mimeType:a.mimeType,codecs:a.codecs||null,audioCodec:null,videoCodec:null,primary:a.primary,roles:a.roles}})}function bc(a,b){for(var c=0;c<a.variants.length;c++)if(a.variants[c].id==b.id)return a.variants[c];return null}function cc(a,b){for(var c=0;c<a.textStreams.length;c++)if(a.textStreams[c].id==b.id)return a.textStreams[c];return null}
function $b(a){return a.filter(function(a){return a.allowedByApplication&&a.allowedByKeySystem})}
function dc(a,b,c,d){var e=$b(a.variants),f=e.filter(function(a){return a.language==e[0].language});a=e.filter(function(a){return a.primary});a.length&&(f=a);if(b){var g=Sb(b);[Rb,Qb,0].forEach(function(a){var b=!1;e.forEach(function(d){g=Sb(g);var e=Sb(d.language);Pb(a,g,e)&&(b?f.push(d):(f=[d],b=!0),c&&(c.audio=!0))})})}var h=d||"";return h&&(b=f.filter(function(a){return a.audio&&-1<a.audio.roles.indexOf(h)||a.video&&-1<a.video.roles.indexOf(h)}),b.length)?b:f}
function ec(a,b,c,d){var e=a.textStreams,f=e;a=e.filter(function(a){return a.primary});a.length&&(f=a);if(b){var g=Sb(b);[Rb,Qb,0].forEach(function(a){var b=!1;e.forEach(function(d){var e=Sb(d.language);Pb(a,g,e)&&(b?f.push(d):(f=[d],b=!0),c&&(c.text=!0))})})}var h=d||"";return h&&(b=f.filter(function(a){return a&&-1<a.roles.indexOf(h)}),b.length)?b:f}function fc(a,b,c){for(var d=0;d<c.length;d++)if(c[d].audio==a&&c[d].video==b)return c[d];return null}
function gc(a,b,c){function d(a,b){return null==a?null==b:b.id==a}for(var e=0;e<c.length;e++)if(d(a,c[e].audio)&&d(b,c[e].video))return c[e];return null}function Yb(a,b){var c=a;b&&(c+='; codecs="'+b+'"');return c}function hc(a,b){for(var c=a.periods.length-1;0<c;--c)if(b>=a.periods[c].startTime)return c;return 0}
function ic(a,b){for(var c=0;c<a.periods.length;++c){var d=a.periods[c];if("text"==b.type)for(var e=0;e<d.textStreams.length;++e){if(d.textStreams[e]==b)return c}else for(e=0;e<d.variants.length;++e){var f=d.variants[e];if(f.audio==b||f.video==b||f.video&&f.video.trickModeVideo==b)return c}}return-1};function H(){this.f=null;this.b=!1;this.a=new fa;this.h=[];this.g=[];this.j=!1;this.c=null;this.i={minWidth:0,maxWidth:Infinity,minHeight:0,maxHeight:Infinity,minPixels:0,maxPixels:Infinity,minBandwidth:0,maxBandwidth:Infinity}}n("shaka.abr.SimpleAbrManager",H);H.prototype.stop=function(){this.f=null;this.b=!1;this.h=[];this.g=[];this.c=null};H.prototype.stop=H.prototype.stop;H.prototype.init=function(a){this.f=a};H.prototype.init=H.prototype.init;
H.prototype.chooseStreams=function(a){var b={};if(-1<a.indexOf("audio")||-1<a.indexOf("video")){var c=this.h;var d=jc(this.i,c);var e=this.a.getBandwidthEstimate();if(c.length&&!d.length)throw new t(2,4,4012);for(var c=d[0],f=0;f<d.length;++f){var g=d[f],h=(d[f+1]||{bandwidth:Infinity}).bandwidth/.85;e>=g.bandwidth/.95&&e<=h&&(c=g)}(d=c)&&d.video&&(b.video=d.video);d&&d.audio&&(b.audio=d.audio)}-1<a.indexOf("text")&&(b.text=this.g[0]);this.c=Date.now();return b};H.prototype.chooseStreams=H.prototype.chooseStreams;
H.prototype.enable=function(){this.b=!0};H.prototype.enable=H.prototype.enable;H.prototype.disable=function(){this.b=!1};H.prototype.disable=H.prototype.disable;H.prototype.segmentDownloaded=function(a,b){var c=this.a;if(!(16E3>b)){var d=8E3*b/a,e=a/1E3;c.a+=b;da(c.c,e,d);da(c.f,e,d)}if(null!=this.c&&this.b)a:{if(!this.j){if(!(128E3<=this.a.a))break a;this.j=!0}else if(8E3>Date.now()-this.c)break a;c=this.chooseStreams(["audio","video"]);this.a.getBandwidthEstimate();this.f(c)}};
H.prototype.segmentDownloaded=H.prototype.segmentDownloaded;H.prototype.getBandwidthEstimate=function(){return this.a.getBandwidthEstimate()};H.prototype.getBandwidthEstimate=H.prototype.getBandwidthEstimate;H.prototype.setDefaultEstimate=function(a){this.a.setDefaultEstimate(a)};H.prototype.setDefaultEstimate=H.prototype.setDefaultEstimate;H.prototype.setRestrictions=function(a){this.i=a};H.prototype.setRestrictions=H.prototype.setRestrictions;H.prototype.setVariants=function(a){this.h=a};
H.prototype.setVariants=H.prototype.setVariants;H.prototype.setTextStreams=function(a){this.g=a};H.prototype.setTextStreams=H.prototype.setTextStreams;function jc(a,b){return b.filter(function(b){return Ub(b,a,{width:Infinity,height:Infinity})}).sort(function(a,b){return a.bandwidth-b.bandwidth})};function I(a,b){var c=b||{},d;for(d in c)this[d]=c[d];this.defaultPrevented=this.cancelable=this.bubbles=!1;this.timeStamp=window.performance&&window.performance.now?window.performance.now():Date.now();this.type=a;this.isTrusted=!1;this.target=this.currentTarget=null;this.a=!1}I.prototype.preventDefault=function(){this.cancelable&&(this.defaultPrevented=!0)};I.prototype.stopImmediatePropagation=function(){this.a=!0};I.prototype.stopPropagation=function(){};var kc="ended play playing pause pausing ratechange seeked seeking timeupdate volumechange".split(" "),lc="buffered currentTime duration ended loop muted paused playbackRate seeking videoHeight videoWidth volume".split(" "),mc=["loop","playbackRate"],nc=["pause","play"],oc="adaptation buffering emsg error loading unloading texttrackvisibility timelineregionadded timelineregionenter timelineregionexit trackschanged".split(" "),pc="drmInfo getAudioLanguages getConfiguration getExpiration getManifestUri getPlaybackRate getPlayheadTimeAsDate getTextLanguages getTextTracks getTracks getStats getVariantTracks isBuffering isInProgress isLive isTextTrackVisible keySystem seekRange".split(" "),
qc=[["getConfiguration","configure"]],rc=[["isTextTrackVisible","setTextTrackVisibility"]],sc="addTextTrack cancelTrickPlay configure resetConfiguration selectAudioLanguage selectTextLanguage selectTextTrack selectTrack selectVariantTrack setTextTrackVisibility trickPlay".split(" "),uc=["load","unload"];
function vc(a){return JSON.stringify(a,function(a,c){if("manager"!=a&&"function"!=typeof c){if(c instanceof Event||c instanceof I){var b={},e;for(e in c){var f=c[e];f&&"object"==typeof f||e in Event||(b[e]=f)}return b}if(c instanceof TimeRanges)for(b={__type__:"TimeRanges",length:c.length,start:[],end:[]},e=0;e<c.length;++e)b.start.push(c.start(e)),b.end.push(c.end(e));else b="number"==typeof c?isNaN(c)?"NaN":isFinite(c)?c:0>c?"-Infinity":"Infinity":c;return b}})}
function wc(a){return JSON.parse(a,function(a,c){return"NaN"==c?NaN:"-Infinity"==c?-Infinity:"Infinity"==c?Infinity:c&&"object"==typeof c&&"TimeRanges"==c.__type__?xc(c):c})}function xc(a){return{length:a.length,start:function(b){return a.start[b]},end:function(b){return a.end[b]}}};function yc(a,b,c,d,e){this.J=a;this.l=b;this.B=c;this.G=d;this.v=e;this.c=this.j=this.h=!1;this.A="";this.a=this.i=null;this.b={video:{},player:{}};this.o=0;this.f={};this.g=null}k=yc.prototype;k.m=function(){zc(this);this.a&&(this.a.leave(function(){},function(){}),this.a=null);this.G=this.B=this.l=null;this.c=this.j=this.h=!1;this.g=this.f=this.b=this.i=null;return Promise.resolve()};k.V=function(){return this.c};k.Fb=function(){return this.A};
k.init=function(){if(window.chrome&&chrome.cast&&chrome.cast.isAvailable){delete window.__onGCastApiAvailable;this.h=!0;this.l();var a=new chrome.cast.SessionRequest(this.J),a=new chrome.cast.ApiConfig(a,this.gd.bind(this),this.sd.bind(this),"origin_scoped");chrome.cast.initialize(a,function(){},function(){})}else window.__onGCastApiAvailable=function(a){a&&this.init()}.bind(this)};k.Ib=function(a){this.i=a;this.c&&Ac(this,{type:"appData",appData:this.i})};
k.cast=function(a){if(!this.h)return Promise.reject(new t(1,8,8E3));if(!this.j)return Promise.reject(new t(1,8,8001));if(this.c)return Promise.reject(new t(1,8,8002));this.g=new A;chrome.cast.requestSession(this.Bb.bind(this,a),this.cc.bind(this));return this.g};k.$a=function(){this.c&&(zc(this),this.a&&(this.a.stop(function(){},function(){}),this.a=null))};
k.get=function(a,b){if("video"==a){if(0<=nc.indexOf(b))return this.pc.bind(this,a,b)}else if("player"==a){if(0<=sc.indexOf(b))return this.pc.bind(this,a,b);if(0<=uc.indexOf(b))return this.Od.bind(this,a,b);if(0<=pc.indexOf(b))return this.lc.bind(this,a,b)}return this.lc(a,b)};k.set=function(a,b,c){this.b[a][b]=c;Ac(this,{type:"set",targetName:a,property:b,value:c})};
k.Bb=function(a,b){this.a=b;this.a.addUpdateListener(this.dc.bind(this));this.a.addMessageListener("urn:x-cast:com.google.shaka.v2",this.md.bind(this));this.dc();Ac(this,{type:"init",initState:a,appData:this.i});this.g.resolve()};k.cc=function(a){var b=8003;switch(a.code){case "cancel":b=8004;break;case "timeout":b=8005;break;case "receiver_unavailable":b=8006}this.g.reject(new t(2,8,b,a))};k.lc=function(a,b){return this.b[a][b]};
k.pc=function(a,b){Ac(this,{type:"call",targetName:a,methodName:b,args:Array.prototype.slice.call(arguments,2)})};k.Od=function(a,b){var c=Array.prototype.slice.call(arguments,2),d=new A,e=this.o.toString();this.o++;this.f[e]=d;Ac(this,{type:"asyncCall",targetName:a,methodName:b,args:c,id:e});return d};k.gd=function(a){var b=this.v();this.g=new A;this.Bb(b,a)};k.sd=function(a){this.j="available"==a;this.l()};
k.dc=function(){var a=this.a?"connected"==this.a.status:!1;if(this.c&&!a){this.G();for(var b in this.b)this.b[b]={};zc(this)}this.A=(this.c=a)?this.a.receiver.friendlyName:"";this.l()};function zc(a){for(var b in a.f){var c=a.f[b];delete a.f[b];c.reject(new t(1,7,7E3))}}
k.md=function(a,b){var c=wc(b);switch(c.type){case "event":var d=c.targetName,e=c.event;this.B(d,new I(e.type,e));break;case "update":e=c.update;for(d in e){var c=this.b[d]||{};for(f in e[d])c[f]=e[d][f]}break;case "asyncComplete":d=c.id;var f=c.error;c=this.f[d];delete this.f[d];if(c)if(f){d=new t(f.severity,f.category,f.code);for(e in f)d[e]=f[e];c.reject(d)}else c.resolve()}};function Ac(a,b){var c=vc(b);a.a.sendMessage("urn:x-cast:com.google.shaka.v2",c,function(){},ga)};function p(){this.nb=new Ia;this.Ta=this}p.prototype.addEventListener=function(a,b){this.nb.push(a,b)};p.prototype.removeEventListener=function(a,b){this.nb.remove(a,b)};p.prototype.dispatchEvent=function(a){for(var b=this.nb.get(a.type)||[],c=0;c<b.length;++c){a.target=this.Ta;a.currentTarget=this.Ta;var d=b[c];try{d.handleEvent?d.handleEvent(a):d.call(this,a)}catch(e){}if(a.a)break}return a.defaultPrevented};function J(a,b,c){p.call(this);this.c=a;this.b=b;this.h=this.f=this.g=this.i=this.j=null;this.a=new yc(c,this.ee.bind(this),this.fe.bind(this),this.ge.bind(this),this.Vb.bind(this));Bc(this)}ba(J);n("shaka.cast.CastProxy",J);J.prototype.m=function(a){a&&this.a&&this.a.$a();a=[this.h?this.h.m():null,this.b?this.b.m():null,this.a?this.a.m():null];this.a=this.h=this.i=this.j=this.b=this.c=null;return Promise.all(a)};J.prototype.destroy=J.prototype.m;J.prototype.Zc=function(){return this.j};
J.prototype.getVideo=J.prototype.Zc;J.prototype.Tc=function(){return this.i};J.prototype.getPlayer=J.prototype.Tc;J.prototype.Fc=function(){return this.a?this.a.h&&this.a.j:!1};J.prototype.canCast=J.prototype.Fc;J.prototype.V=function(){return this.a?this.a.V():!1};J.prototype.isCasting=J.prototype.V;J.prototype.Fb=function(){return this.a?this.a.Fb():""};J.prototype.receiverName=J.prototype.Fb;J.prototype.cast=function(){var a=this.Vb();return this.a.cast(a).then(function(){return this.b.hb()}.bind(this))};
J.prototype.cast=J.prototype.cast;J.prototype.Ib=function(a){this.a.Ib(a)};J.prototype.setAppData=J.prototype.Ib;J.prototype.me=function(){var a=this.a;if(a.c){var b=a.v();chrome.cast.requestSession(a.Bb.bind(a,b),a.cc.bind(a))}};J.prototype.suggestDisconnect=J.prototype.me;J.prototype.$a=function(){this.a.$a()};J.prototype.forceDisconnect=J.prototype.$a;
function Bc(a){a.a.init();a.h=new D;kc.forEach(function(a){E(this.h,this.c,a,this.te.bind(this))}.bind(a));oc.forEach(function(a){E(this.h,this.b,a,this.Id.bind(this))}.bind(a));a.j={};for(var b in a.c)Object.defineProperty(a.j,b,{configurable:!1,enumerable:!0,get:a.se.bind(a,b),set:a.ue.bind(a,b)});a.i={};for(b in a.b)Object.defineProperty(a.i,b,{configurable:!1,enumerable:!0,get:a.Hd.bind(a,b)});a.g=new p;a.g.Ta=a.j;a.f=new p;a.f.Ta=a.i}k=J.prototype;
k.Vb=function(){var a={video:{},player:{},playerAfterLoad:{},manifest:this.b.Ya,startTime:null};this.c.pause();mc.forEach(function(b){a.video[b]=this.c[b]}.bind(this));this.c.ended||(a.startTime=this.c.currentTime);qc.forEach(function(b){var c=b[1];b=this.b[b[0]]();a.player[c]=b}.bind(this));rc.forEach(function(b){var c=b[1];b=this.b[b[0]]();a.playerAfterLoad[c]=b}.bind(this));return a};k.ee=function(){this.dispatchEvent(new I("caststatuschanged"))};
k.ge=function(){qc.forEach(function(a){var b=a[1];a=this.a.get("player",a[0])();this.b[b](a)}.bind(this));var a=this.a.get("player","getManifestUri")(),b=this.a.get("video","ended"),c=Promise.resolve(),d=this.c.autoplay,e=null;b||(e=this.a.get("video","currentTime"));a&&(this.c.autoplay=!1,c=this.b.load(a,e),c["catch"](function(a){this.b.dispatchEvent(new I("error",{detail:a}))}.bind(this)));var f={};mc.forEach(function(a){f[a]=this.a.get("video",a)}.bind(this));c.then(function(){mc.forEach(function(a){this.c[a]=
f[a]}.bind(this));rc.forEach(function(a){var b=a[1];a=this.a.get("player",a[0])();this.b[b](a)}.bind(this));this.c.autoplay=d;a&&this.c.play()}.bind(this))};
k.se=function(a){if("addEventListener"==a)return this.g.addEventListener.bind(this.g);if("removeEventListener"==a)return this.g.removeEventListener.bind(this.g);if(this.a.V()&&!Object.keys(this.a.b.video).length){var b=this.c[a];if("function"!=typeof b)return b}return this.a.V()?this.a.get("video",a):(b=this.c[a],"function"==typeof b&&(b=b.bind(this.c)),b)};k.ue=function(a,b){this.a.V()?this.a.set("video",a,b):this.c[a]=b};k.te=function(a){this.a.V()||this.g.dispatchEvent(new I(a.type,a))};
k.Hd=function(a){return"addEventListener"==a?this.f.addEventListener.bind(this.f):"removeEventListener"==a?this.f.removeEventListener.bind(this.f):"getNetworkingEngine"==a?this.b.Wb.bind(this.b):this.a.V()&&!Object.keys(this.a.b.video).length&&0<=pc.indexOf(a)||!this.a.V()?(a=this.b[a],a.bind(this.b)):this.a.get("player",a)};k.Id=function(a){this.a.V()||this.f.dispatchEvent(a)};k.fe=function(a,b){this.a.V()&&("video"==a?this.g.dispatchEvent(b):"player"==a&&this.f.dispatchEvent(b))};function K(a,b,c,d){p.call(this);this.a=a;this.b=b;this.j={video:a,player:b};this.l=c||function(){};this.o=d||function(a){return a};this.i=!1;this.f=!0;this.h=this.g=this.c=null;Cc(this)}ba(K);n("shaka.cast.CastReceiver",K);K.prototype.isConnected=function(){return this.i};K.prototype.isConnected=K.prototype.isConnected;K.prototype.ad=function(){return this.f};K.prototype.isIdle=K.prototype.ad;
K.prototype.m=function(){var a=this.b?this.b.m():Promise.resolve();null!=this.h&&window.clearTimeout(this.h);this.l=this.j=this.b=this.a=null;this.i=!1;this.f=!0;this.h=this.g=this.c=null;return a.then(function(){cast.receiver.CastReceiverManager.getInstance().stop()})};K.prototype.destroy=K.prototype.m;
function Cc(a){var b=cast.receiver.CastReceiverManager.getInstance();b.onSenderConnected=a.jc.bind(a);b.onSenderDisconnected=a.jc.bind(a);b.onSystemVolumeChanged=a.Mc.bind(a);a.g=b.getCastMessageBus("urn:x-cast:com.google.cast.media");a.g.onMessage=a.hd.bind(a);a.c=b.getCastMessageBus("urn:x-cast:com.google.shaka.v2");a.c.onMessage=a.vd.bind(a);b.start();kc.forEach(function(a){this.a.addEventListener(a,this.mc.bind(this,"video"))}.bind(a));oc.forEach(function(a){this.b.addEventListener(a,this.mc.bind(this,
"player"))}.bind(a));cast.__platform__&&cast.__platform__.canDisplayType('video/mp4; codecs="avc1.640028"; width=3840; height=2160')?a.b.Jb(3840,2160):a.b.Jb(1920,1080);a.b.addEventListener("loading",function(){this.f=!1;Dc(this)}.bind(a));a.a.addEventListener("playing",function(){this.f=!1;Dc(this)}.bind(a));a.a.addEventListener("pause",function(){Dc(this)}.bind(a));a.b.addEventListener("unloading",function(){this.f=!0;Dc(this)}.bind(a));a.a.addEventListener("ended",function(){window.setTimeout(function(){this.a&&
this.a.ended&&(this.f=!0,Dc(this))}.bind(this),5E3)}.bind(a))}k=K.prototype;k.jc=function(){this.i=!!cast.receiver.CastReceiverManager.getInstance().getSenders().length;Dc(this)};function Dc(a){Promise.resolve().then(function(){this.dispatchEvent(new I("caststatuschanged"));L(this,0)}.bind(a))}
function Ec(a,b,c){for(var d in b.player)a.b[d](b.player[d]);a.l(c);c=Promise.resolve();var e=a.a.autoplay;b.manifest&&(a.a.autoplay=!1,c=a.b.load(b.manifest,b.startTime),c["catch"](function(a){this.b.dispatchEvent(new I("error",{detail:a}))}.bind(a)));c.then(function(){var a;for(a in b.video){var c=b.video[a];this.a[a]=c}for(a in b.playerAfterLoad)c=b.playerAfterLoad[a],this.b[a](c);this.a.autoplay=e;b.manifest&&(this.a.play(),L(this,0))}.bind(a))}
k.mc=function(a,b){this.Cb();Fc(this,{type:"event",targetName:a,event:b},this.c)};k.Cb=function(){null!=this.h&&window.clearTimeout(this.h);this.h=window.setTimeout(this.Cb.bind(this),500);var a={video:{},player:{}};lc.forEach(function(b){a.video[b]=this.a[b]}.bind(this));pc.forEach(function(b){a.player[b]=this.b[b]()}.bind(this));var b=cast.receiver.CastReceiverManager.getInstance().getSystemVolume();b&&(a.video.volume=b.level,a.video.muted=b.muted);Fc(this,{type:"update",update:a},this.c)};
k.Mc=function(){var a=cast.receiver.CastReceiverManager.getInstance().getSystemVolume();a&&Fc(this,{type:"update",update:{video:{volume:a.level,muted:a.muted}}},this.c);Fc(this,{type:"event",targetName:"video",event:{type:"volumechange"}},this.c)};
k.vd=function(a){var b=wc(a.data);switch(b.type){case "init":Ec(this,b.initState,b.appData);this.Cb();break;case "appData":this.l(b.appData);break;case "set":var c=b.targetName,d=b.property,e=b.value;if("video"==c)if(b=cast.receiver.CastReceiverManager.getInstance(),"volume"==d){b.setSystemVolumeLevel(e);break}else if("muted"==d){b.setSystemVolumeMuted(e);break}this.j[c][d]=e;break;case "call":c=b.targetName;d=b.methodName;e=b.args;c=this.j[c];c[d].apply(c,e);break;case "asyncCall":c=b.targetName,
d=b.methodName,e=b.args,b=b.id,a=a.senderId,c=this.j[c],c[d].apply(c,e).then(this.vc.bind(this,a,b,null),this.vc.bind(this,a,b))}};
k.hd=function(a){var b=wc(a.data);switch(b.type){case "PLAY":this.a.play();L(this,0);break;case "PAUSE":this.a.pause();L(this,0);break;case "SEEK":a=b.currentTime;var c=b.resumeState;null!=a&&(this.a.currentTime=Number(a));c&&"PLAYBACK_START"==c?(this.a.play(),L(this,0)):c&&"PLAYBACK_PAUSE"==c&&(this.a.pause(),L(this,0));break;case "STOP":this.b.hb().then(function(){L(this,0)}.bind(this));break;case "GET_STATUS":L(this,Number(b.requestId));break;case "VOLUME":c=b.volume;a=c.level;var c=c.muted,d=
this.a.volume,e=this.a.muted;null!=a&&(this.a.volume=Number(a));null!=c&&(this.a.muted=c);d==this.a.volume&&e==this.a.muted||L(this,0);break;case "LOAD":c=b.media.contentId;a=b.currentTime;var f=this.o(c);this.a.autoplay=!0;this.b.load(f,a).then(function(){L(this,0,{contentId:f,streamType:this.b.$()?"LIVE":"BUFFERED",contentType:""})}.bind(this))["catch"](function(a){var c="LOAD_FAILED";7==a.category&&7E3==a.code&&(c="LOAD_CANCELLED");Fc(this,{requestId:Number(b.requestId),type:c},this.g)}.bind(this));
break;default:Fc(this,{requestId:Number(b.requestId),type:"INVALID_REQUEST",reason:"INVALID_COMMAND"},this.g)}};k.vc=function(a,b,c){Fc(this,{type:"asyncComplete",id:b,error:c},this.c,a)};function Fc(a,b,c,d){a.i&&(a=vc(b),d?c.getCastChannel(d).send(a):c.broadcast(a))}
function L(a,b,c){var d=Gc,d={mediaSessionId:0,playbackRate:a.a.playbackRate,playerState:a.f?d.IDLE:a.b.ka?d.Ac:a.a.paused?d.Bc:d.Cc,currentTime:a.a.currentTime,supportedMediaCommands:15,volume:{level:a.a.volume,muted:a.a.muted}};c&&(d.media=c);Fc(a,{requestId:b,type:"MEDIA_STATUS",status:[d]},a.g)}var Gc={IDLE:"IDLE",Cc:"PLAYING",Ac:"BUFFERING",Bc:"PAUSED"};function Hc(a,b){var c=M(a,b);return 1!=c.length?null:c[0]}function M(a,b){return Array.prototype.filter.call(a.childNodes,function(a){return a.tagName==b})}function Ic(a){var b=a.firstChild;return b&&b.nodeType==Node.TEXT_NODE?a.textContent.trim():null}function N(a,b,c,d){var e=null;a=a.getAttribute(b);null!=a&&(e=c(a));return null==e?void 0!=d?d:null:e}function Jc(a){if(!a)return null;a=Date.parse(a);return isNaN(a)?null:Math.floor(a/1E3)}
function Kc(a){if(!a)return null;a=/^P(?:([0-9]*)Y)?(?:([0-9]*)M)?(?:([0-9]*)D)?(?:T(?:([0-9]*)H)?(?:([0-9]*)M)?(?:([0-9.]*)S)?)?$/.exec(a);if(!a)return null;a=31536E3*Number(a[1]||null)+2592E3*Number(a[2]||null)+86400*Number(a[3]||null)+3600*Number(a[4]||null)+60*Number(a[5]||null)+Number(a[6]||null);return isFinite(a)?a:null}function Lc(a){var b=/([0-9]+)-([0-9]+)/.exec(a);if(!b)return null;a=Number(b[1]);if(!isFinite(a))return null;b=Number(b[2]);return isFinite(b)?{start:a,end:b}:null}
function Mc(a){a=Number(a);return a%1?null:a}function Nc(a){a=Number(a);return!(a%1)&&0<a?a:null}function Oc(a){a=Number(a);return!(a%1)&&0<=a?a:null}function Pc(a){var b;a=(b=a.match(/^(\d+)\/(\d+)$/))?Number(b[1]/b[2]):Number(a);return isNaN(a)?null:a};var Qc={"urn:uuid:1077efec-c0b2-4d02-ace3-3c1e52e2fb4b":"org.w3.clearkey","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed":"com.widevine.alpha","urn:uuid:9a04f079-9840-4286-ab92-e65be0885f95":"com.microsoft.playready","urn:uuid:f239e769-efa3-4850-9c16-a903c6932efb":"com.adobe.primetime"};
function Rc(a,b,c){a=Sc(a);var d=null,e=null,f=[],g=[],h=a.map(function(a){return a.keyId}).filter(ya);if(0<h.length&&(e=h[0],h.some(za(e))))throw new t(2,4,4010);c||(g=a.filter(function(a){return"urn:mpeg:dash:mp4protection:2011"==a.sc?(d=a.init||d,!1):!0}),0<g.length&&(f=Tc(d,b,g),f.length||(f=[Ba("",d)])));0<a.length&&(c||!g.length)&&(f=Na(Qc).map(function(a){return Ba(a,d)}));e&&f.forEach(function(a){a.initData.forEach(function(a){a.keyId=e})});return{Sb:e,ze:d,drmInfos:f,Ub:!0}}
function Uc(a,b,c,d){var e=Rc(a,b,d);if(c.Ub){a=1==c.drmInfos.length&&!c.drmInfos[0].keySystem;b=!e.drmInfos.length;if(!c.drmInfos.length||a&&!b)c.drmInfos=e.drmInfos;c.Ub=!1}else if(0<e.drmInfos.length&&(c.drmInfos=c.drmInfos.filter(function(a){return e.drmInfos.some(function(b){return b.keySystem==a.keySystem})}),!c.drmInfos.length))throw new t(2,4,4008);return e.Sb||c.Sb}function Tc(a,b,c){return c.map(function(c){var d=Qc[c.sc];return d?[Ba(d,c.init||a)]:b(c.node)||[]}).reduce(x,[])}
function Sc(a){return a.map(function(a){var b=a.getAttribute("schemeIdUri"),d=a.getAttribute("cenc:default_KID"),e=M(a,"cenc:pssh").map(Ic);if(!b)return null;b=b.toLowerCase();if(d&&(d=d.replace(/-/g,"").toLowerCase(),0<=d.indexOf(" ")))throw new t(2,4,4009);var f=[];try{f=e.map(function(a){return{initDataType:"cenc",initData:Ya(a),keyId:null}})}catch(g){throw new t(2,4,4007);}return{node:a,sc:b,keyId:d,init:0<f.length?f:null}}).filter(ya)};function Vc(a,b,c,d,e){null!=e&&(e=Math.round(e));var f={RepresentationID:b,Number:c,Bandwidth:d,Time:e};return a.replace(/\$(RepresentationID|Number|Bandwidth|Time)?(?:%0([0-9]+)d)?\$/g,function(a,b,c){if("$$"==a)return"$";var d=f[b];if(null==d)return a;"RepresentationID"==b&&c&&(c=void 0);a=d.toString();c=window.parseInt(c,10)||1;return Array(Math.max(0,c-a.length)+1).join("0")+a})}
function Wc(a,b){var c=Xc(a,b,"timescale"),d=1;c&&(d=Nc(c)||1);c=Xc(a,b,"duration");(c=Nc(c||""))&&(c/=d);var e=Xc(a,b,"startNumber"),f=Xc(a,b,"presentationTimeOffset"),g=Oc(e||"");if(null==e||null==g)g=1;var h=Yc(a,b,"SegmentTimeline"),e=null;if(h){for(var e=d,l=Number(f),m=a.R.duration||Infinity,h=M(h,"S"),q=[],r=0,v=0;v<h.length;++v){var u=h[v],w=N(u,"t",Oc),G=N(u,"d",Oc),u=N(u,"r",Mc);null!=w&&(w-=l);if(!G)break;w=null!=w?w:r;u=u||0;if(0>u)if(v+1<h.length){u=N(h[v+1],"t",Oc);if(null==u)break;
else if(w>=u)break;u=Math.ceil((u-w)/G)-1}else{if(Infinity==m)break;else if(w/e>=m)break;u=Math.ceil((m*e-w)/G)-1}0<q.length&&w!=r&&(q[q.length-1].end=w/e);for(var pa=0;pa<=u;++pa)r=w+G,q.push({start:w/e,end:r/e,qe:w}),w=r}e=q}return{timescale:d,P:c,za:g,presentationTimeOffset:Number(f)/d||0,Pb:Number(f),F:e}}function Xc(a,b,c){return[b(a.w),b(a.S),b(a.T)].filter(ya).map(function(a){return a.getAttribute(c)}).reduce(function(a,b){return a||b})}
function Yc(a,b,c){return[b(a.w),b(a.S),b(a.T)].filter(ya).map(function(a){return Hc(a,c)}).reduce(function(a,b){return a||b})};function Zc(a,b,c){this.a=a;this.X=b;this.M=c}n("shaka.media.InitSegmentReference",Zc);function O(a,b,c,d,e,f){this.position=a;this.startTime=b;this.endTime=c;this.a=d;this.X=e;this.M=f}n("shaka.media.SegmentReference",O);function P(a,b){this.H=a;this.a=b==$c;this.u=0}n("shaka.util.DataViewReader",P);var $c=1;P.Endianness={ve:0,xe:$c};P.prototype.Z=function(){return this.u<this.H.byteLength};P.prototype.hasMoreData=P.prototype.Z;P.prototype.Vc=function(){return this.u};P.prototype.getPosition=P.prototype.Vc;P.prototype.Qc=function(){return this.H.byteLength};P.prototype.getLength=P.prototype.Qc;P.prototype.Eb=function(){try{var a=this.H.getUint8(this.u)}catch(b){ad()}this.u+=1;return a};P.prototype.readUint8=P.prototype.Eb;
P.prototype.oc=function(){try{var a=this.H.getUint16(this.u,this.a)}catch(b){ad()}this.u+=2;return a};P.prototype.readUint16=P.prototype.oc;P.prototype.D=function(){try{var a=this.H.getUint32(this.u,this.a)}catch(b){ad()}this.u+=4;return a};P.prototype.readUint32=P.prototype.D;P.prototype.nc=function(){try{var a=this.H.getInt32(this.u,this.a)}catch(b){ad()}this.u+=4;return a};P.prototype.readInt32=P.prototype.nc;
P.prototype.Pa=function(){try{if(this.a){var a=this.H.getUint32(this.u,!0);var b=this.H.getUint32(this.u+4,!0)}else b=this.H.getUint32(this.u,!1),a=this.H.getUint32(this.u+4,!1)}catch(c){ad()}if(2097151<b)throw new t(2,3,3001);this.u+=8;return b*Math.pow(2,32)+a};P.prototype.readUint64=P.prototype.Pa;P.prototype.Ka=function(a){this.u+a>this.H.byteLength&&ad();var b=this.H.buffer.slice(this.u,this.u+a);this.u+=a;return new Uint8Array(b)};P.prototype.readBytes=P.prototype.Ka;
P.prototype.I=function(a){this.u+a>this.H.byteLength&&ad();this.u+=a};P.prototype.skip=P.prototype.I;P.prototype.Db=function(){for(var a=this.u;this.Z()&&this.H.getUint8(this.u);)this.u+=1;a=this.H.buffer.slice(a,this.u);this.u+=1;return F(a)};P.prototype.readTerminatedString=P.prototype.Db;function ad(){throw new t(2,3,3E3);};function Q(){this.b=[];this.a=[]}n("shaka.util.Mp4Parser",Q);Q.prototype.C=function(a,b){var c=bd(a);this.b[c]=0;this.a[c]=b;return this};Q.prototype.box=Q.prototype.C;Q.prototype.da=function(a,b){var c=bd(a);this.b[c]=1;this.a[c]=b;return this};Q.prototype.fullBox=Q.prototype.da;Q.prototype.parse=function(a){for(a=new P(new DataView(a),0);a.Z();)this.eb(0,a)};Q.prototype.parse=Q.prototype.parse;
Q.prototype.eb=function(a,b){var c=b.u,d=b.D(),e=b.D();switch(d){case 0:d=b.H.byteLength-c;break;case 1:d=b.Pa()}var f=this.a[e];if(f){var g=null,h=null;1==this.b[e]&&(h=b.D(),g=h>>>24,h&=16777215);e=c+d-b.u;e=0<e?b.Ka(e).buffer:new ArrayBuffer(0);e=new P(new DataView(e),0);f({Na:this,version:g,Nc:h,s:e,size:d,start:c+a})}else b.I(c+d-b.u)};Q.prototype.parseNext=Q.prototype.eb;function R(a){for(;a.s.Z();)a.Na.eb(a.start,a.s)}Q.children=R;
function cd(a){for(var b=a.s.D();0<b;--b)a.Na.eb(a.start,a.s)}Q.sampleDescription=cd;function dd(a){return function(b){a(b.s.Ka(b.s.H.byteLength-b.s.u))}}Q.allData=dd;function bd(a){for(var b=0,c=0;c<a.length;c++)b=b<<8|a.charCodeAt(c);return b};function ed(a,b,c,d){var e,f=(new Q).da("sidx",function(a){e=fd(b,d,c,a)});a&&f.parse(a);if(e)return e;throw new t(2,3,3004);}
function fd(a,b,c,d){var e=[];d.s.I(4);var f=d.s.D();if(!f)throw new t(2,3,3005);if(d.version){var g=d.s.Pa();var h=d.s.Pa()}else g=d.s.D(),h=d.s.D();d.s.I(2);var l=d.s.oc();b=g-b;a=a+d.size+h;for(h=0;h<l;h++){var m=d.s.D();g=(m&2147483648)>>>31;var m=m&2147483647,q=d.s.D();d.s.I(4);if(1==g)throw new t(2,3,3006);e.push(new O(e.length,b/f,(b+q)/f,function(){return c},a,a+m-1));b+=q;a+=m}return e};function S(a){this.a=a}n("shaka.media.SegmentIndex",S);S.prototype.m=function(){this.a=null;return Promise.resolve()};S.prototype.destroy=S.prototype.m;S.prototype.find=function(a){for(var b=this.a.length-1;0<=b;--b){var c=this.a[b];if(a>=c.startTime&&a<c.endTime)return c.position}return this.a.length&&a<this.a[0].startTime?this.a[0].position:null};S.prototype.find=S.prototype.find;S.prototype.get=function(a){if(!this.a.length)return null;a-=this.a[0].position;return 0>a||a>=this.a.length?null:this.a[a]};
S.prototype.get=S.prototype.get;S.prototype.xb=function(a){for(var b,c,d=[],e=c=0;c<this.a.length&&e<a.length;){var f=this.a[c];b=a[e];f.startTime<b.startTime?(d.push(f),c++):(f.startTime>b.startTime||(.1<Math.abs(f.endTime-b.endTime)?d.push(b):d.push(f),c++),e++)}for(;c<this.a.length;)d.push(this.a[c++]);if(d.length)for(c=d[d.length-1].position+1;e<a.length;)b=a[e++],b=new O(c++,b.startTime,b.endTime,b.a,b.X,b.M),d.push(b);else d=a;this.a=d};S.prototype.merge=S.prototype.xb;
S.prototype.qb=function(a){for(var b=0;b<this.a.length&&!(this.a[b].endTime>a);++b);this.a.splice(0,b)};S.prototype.evict=S.prototype.qb;function gd(a,b){if(a.a.length){var c=a.a[a.a.length-1];c.startTime>b||(a.a[a.a.length-1]=new O(c.position,c.startTime,b,c.a,c.X,c.M))}};function hd(a){this.b=a;this.a=new P(a,0);id||(id=[new Uint8Array([255]),new Uint8Array([127,255]),new Uint8Array([63,255,255]),new Uint8Array([31,255,255,255]),new Uint8Array([15,255,255,255,255]),new Uint8Array([7,255,255,255,255,255]),new Uint8Array([3,255,255,255,255,255,255]),new Uint8Array([1,255,255,255,255,255,255,255])])}var id;hd.prototype.Z=function(){return this.a.Z()};
function jd(a){var b=kd(a);if(7<b.length)throw new t(2,3,3002);for(var c=0,d=0;d<b.length;d++)c=256*c+b[d];b=c;c=kd(a);a:{for(d=0;d<id.length;d++)if(ab(c,id[d])){d=!0;break a}d=!1}if(d)c=a.b.byteLength-a.a.u;else{if(8==c.length&&c[1]&224)throw new t(2,3,3001);for(var d=c[0]&(1<<8-c.length)-1,e=1;e<c.length;e++)d=256*d+c[e];c=d}c=a.a.u+c<=a.b.byteLength?c:a.b.byteLength-a.a.u;d=new DataView(a.b.buffer,a.b.byteOffset+a.a.u,c);a.a.I(c);return new ld(b,d)}
function kd(a){var b=a.a.Eb(),c;for(c=1;8>=c&&!(b&1<<8-c);c++);if(8<c)throw new t(2,3,3002);var d=new Uint8Array(c);d[0]=b;for(b=1;b<c;b++)d[b]=a.a.Eb();return d}function ld(a,b){this.id=a;this.a=b}function md(a){if(8<a.a.byteLength)throw new t(2,3,3002);if(8==a.a.byteLength&&a.a.getUint8(0)&224)throw new t(2,3,3001);for(var b=0,c=0;c<a.a.byteLength;c++)var d=a.a.getUint8(c),b=256*b+d;return b};function nd(){}
nd.prototype.parse=function(a,b,c,d){var e;b=new hd(new DataView(b));if(440786851!=jd(b).id)throw new t(2,3,3008);var f=jd(b);if(408125543!=f.id)throw new t(2,3,3009);b=f.a.byteOffset;f=new hd(f.a);for(e=null;f.Z();){var g=jd(f);if(357149030==g.id){e=g;break}}if(!e)throw new t(2,3,3010);f=new hd(e.a);e=1E6;for(g=null;f.Z();){var h=jd(f);if(2807729==h.id)e=md(h);else if(17545==h.id)if(g=h,4==g.a.byteLength)g=g.a.getFloat32(0);else if(8==g.a.byteLength)g=g.a.getFloat64(0);else throw new t(2,3,3003);
}if(null==g)throw new t(2,3,3011);f=e/1E9;e=g*f;a=jd(new hd(new DataView(a)));if(475249515!=a.id)throw new t(2,3,3007);return od(a,b,f,e,c,d)};function od(a,b,c,d,e,f){function g(){return e}var h=[];a=new hd(a.a);for(var l=-1,m=-1;a.Z();){var q=jd(a);if(187==q.id){var r=pd(q);r&&(q=c*(r.re-f),r=b+r.Nd,0<=l&&h.push(new O(h.length,l,q,g,m,r-1)),l=q,m=r)}}0<=l&&h.push(new O(h.length,l,d,g,m,null));return h}
function pd(a){var b=new hd(a.a);a=jd(b);if(179!=a.id)throw new t(2,3,3013);a=md(a);b=jd(b);if(183!=b.id)throw new t(2,3,3012);for(var b=new hd(b.a),c=0;b.Z();){var d=jd(b);if(241==d.id){c=md(d);break}}return{re:a,Nd:c}};function qd(a,b){var c=Yc(a,b,"Initialization");if(!c)return null;var d=a.w.U,e=c.getAttribute("sourceURL");e&&(d=z(a.w.U,[e]));var e=0,f=null;if(c=N(c,"range",Lc))e=c.start,f=c.end;return new Zc(function(){return d},e,f)}
function rd(a,b){var c=Xc(a,sd,"presentationTimeOffset"),d=qd(a,sd);var e=Number(c);var f=a.w.contentType,g=a.w.mimeType.split("/")[1];if("text"!=f&&"mp4"!=g&&"webm"!=g)throw new t(2,4,4006);if("webm"==g&&!d)throw new t(2,4,4005);var f=Yc(a,sd,"RepresentationIndex"),h=Xc(a,sd,"indexRange"),l=a.w.U,h=Lc(h||"");if(f){var m=f.getAttribute("sourceURL");m&&(l=z(a.w.U,[m]));h=N(f,"range",Lc,h)}if(!h)throw new t(2,4,4002);e=td(a,b,d,l,h.start,h.end,g,e);return{createSegmentIndex:e.createSegmentIndex,findSegmentPosition:e.findSegmentPosition,
getSegmentReference:e.getSegmentReference,initSegmentReference:d,presentationTimeOffset:Number(c)||0}}
function td(a,b,c,d,e,f,g,h){var l=a.presentationTimeline,m=!a.Da||!a.R.ub,q=a.R.duration,r=b,v=null;return{createSegmentIndex:function(){var a=[r(d,e,f),"webm"==g?r(c.a(),c.X,c.M):null];r=null;return Promise.all(a).then(function(a){var b=a[0];a=a[1]||null;b="mp4"==g?ed(b,e,d,h):(new nd).parse(b,a,d,h);l.Ha(0,b);v=new S(b);m&&gd(v,q)})},findSegmentPosition:function(a){return v.find(a)},getSegmentReference:function(a){return v.get(a)}}}function sd(a){return a.Qa};function ud(a,b){var c=qd(a,vd);var d=wd(a);var e=Wc(a,vd),f=e.za;f||(f=1);var g=0;e.P?g=e.P*(f-1):e.F&&0<e.F.length&&(g=e.F[0].start);d={P:e.P,startTime:g,za:f,presentationTimeOffset:e.presentationTimeOffset,F:e.F,Ga:d};if(!d.P&&!d.F&&1<d.Ga.length)throw new t(2,4,4002);if(!d.P&&!a.R.duration&&!d.F&&1==d.Ga.length)throw new t(2,4,4002);if(d.F&&!d.F.length)throw new t(2,4,4002);f=e=null;a.T.id&&a.w.id&&(f=a.T.id+","+a.w.id,e=b[f]);g=xd(a.R.duration,d.za,a.w.U,d);e?(e.xb(g),e.qb(a.presentationTimeline.ma()-
a.R.start)):(a.presentationTimeline.Ha(0,g),e=new S(g),f&&a.Da&&(b[f]=e));a.Da&&a.R.ub||gd(e,a.R.duration);return{createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:e.find.bind(e),getSegmentReference:e.get.bind(e),initSegmentReference:c,presentationTimeOffset:d.presentationTimeOffset}}function vd(a){return a.oa}
function xd(a,b,c,d){var e=d.Ga.length;d.F&&d.F.length!=d.Ga.length&&(e=Math.min(d.F.length,d.Ga.length));for(var f=[],g=d.startTime,h=0;h<e;h++){var l=d.Ga[h],m=z(c,[l.cd]);var q=null!=d.P?g+d.P:d.F?d.F[h].end:g+a;f.push(new O(h+b,g,q,function(a){return a}.bind(null,m),l.start,l.end));g=q}return f}
function wd(a){return[a.w.oa,a.S.oa,a.T.oa].filter(ya).map(function(a){return M(a,"SegmentURL")}).reduce(function(a,c){return 0<a.length?a:c}).map(function(b){b.getAttribute("indexRange")&&!a.$b&&(a.$b=!0);var c=b.getAttribute("media");b=N(b,"mediaRange",Lc,{start:0,end:null});return{cd:c,start:b.start,end:b.end}})};function yd(a,b,c,d){var e=zd(a);var f=Wc(a,Ad);var g=Xc(a,Ad,"media"),h=Xc(a,Ad,"index");f={P:f.P,timescale:f.timescale,za:f.za,presentationTimeOffset:f.presentationTimeOffset,Pb:f.Pb,F:f.F,wb:g,Ma:h};g=0+(f.Ma?1:0);g+=f.F?1:0;g+=f.P?1:0;if(!g)throw new t(2,4,4002);1!=g&&(f.Ma&&(f.F=null),f.P=null);if(!f.Ma&&!f.wb)throw new t(2,4,4002);if(f.Ma){c=a.w.mimeType.split("/")[1];if("mp4"!=c&&"webm"!=c)throw new t(2,4,4006);if("webm"==c&&!e)throw new t(2,4,4005);d=Vc(f.Ma,a.w.id,null,a.bandwidth||null,
null);d=z(a.w.U,[d]);a=td(a,b,e,d,0,null,c,f.presentationTimeOffset)}else f.P?(d||a.presentationTimeline.yb(f.P),a=Bd(a,f)):(d=b=null,a.T.id&&a.w.id&&(d=a.T.id+","+a.w.id,b=c[d]),g=Cd(a,f),b?(b.xb(g),b.qb(a.presentationTimeline.ma()-a.R.start)):(a.presentationTimeline.Ha(0,g),b=new S(g),d&&a.Da&&(c[d]=b)),a.Da&&a.R.ub||gd(b,a.R.duration),a={createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:b.find.bind(b),getSegmentReference:b.get.bind(b)});return{createSegmentIndex:a.createSegmentIndex,
findSegmentPosition:a.findSegmentPosition,getSegmentReference:a.getSegmentReference,initSegmentReference:e,presentationTimeOffset:f.presentationTimeOffset}}function Ad(a){return a.Ra}
function Bd(a,b){var c=a.R.duration,d=b.P,e=b.za,f=b.timescale,g=b.wb,h=a.bandwidth||null,l=a.w.id,m=a.w.U;return{createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:function(a){return 0>a||c&&a>=c?null:Math.floor(a/d)},getSegmentReference:function(a){var b=a*d;return 0>b||c&&b>=c?null:new O(a,b,b+d,function(){var c=Vc(g,l,a+e,h,b*f);return z(m,[c])},0,null)}}}
function Cd(a,b){for(var c=[],d=0;d<b.F.length;d++){var e=d+b.za;c.push(new O(e,b.F[d].start,b.F[d].end,function(a,b,c,d,e,q){a=Vc(a,b,e,c,q);return z(d,[a]).map(function(a){return a.toString()})}.bind(null,b.wb,a.w.id,a.bandwidth||null,a.w.U,e,b.F[d].qe+b.Pb),0,null))}return c}function zd(a){var b=Xc(a,Ad,"initialization");if(!b)return null;var c=a.w.id,d=a.bandwidth||null,e=a.w.U;return new Zc(function(){var a=Vc(b,c,null,d,null);return z(e,[a])},0,null)};var Dd={},Ed={};n("shaka.media.ManifestParser.registerParserByExtension",function(a,b){Ed[a]=b});n("shaka.media.ManifestParser.registerParserByMime",function(a,b){Dd[a]=b});function Fd(){var a={},b;for(b in Dd)a[b]=!0;for(b in Ed)a[b]=!0;["application/dash+xml","application/x-mpegurl","application/vnd.apple.mpegurl","application/vnd.ms-sstr+xml"].forEach(function(b){a[b]=!!Dd[b]});["mpd","m3u8","ism"].forEach(function(b){a[b]=!!Ed[b]});return a}
function Gd(a,b,c,d){var e=d;e||(d=(new ia(a)).W.split("/").pop().split("."),1<d.length&&(d=d.pop().toLowerCase(),e=Ed[d]));if(e)return Promise.resolve(e);c=C([a],c);c.method="HEAD";return b.request(0,c).then(function(b){(b=b.headers["content-type"])&&(b=b.toLowerCase());return(e=Dd[b])?e:Promise.reject(new t(2,4,4E3,a))},function(a){a.severity=2;return Promise.reject(a)})};function T(a,b){this.f=a;this.i=b;this.c=this.a=Infinity;this.b=1;this.h=0;this.g=!0}n("shaka.media.PresentationTimeline",T);T.prototype.Y=function(){return this.a};T.prototype.getDuration=T.prototype.Y;T.prototype.pa=function(a){this.a=a};T.prototype.setDuration=T.prototype.pa;T.prototype.Wc=function(){return this.f};T.prototype.getPresentationStartTime=T.prototype.Wc;T.prototype.wc=function(a){this.h=a};T.prototype.setClockOffset=T.prototype.wc;T.prototype.yc=function(a){this.g=a};
T.prototype.setStatic=T.prototype.yc;T.prototype.Xc=function(){return this.c};T.prototype.getSegmentAvailabilityDuration=T.prototype.Xc;T.prototype.xc=function(a){this.c=a};T.prototype.setSegmentAvailabilityDuration=T.prototype.xc;T.prototype.Ha=function(a,b){b.length&&(this.b=b.reduce(function(a,b){return Math.max(a,b.endTime-b.startTime)},this.b))};T.prototype.notifySegments=T.prototype.Ha;T.prototype.yb=function(a){this.b=Math.max(this.b,a)};T.prototype.notifyMaxSegmentDuration=T.prototype.yb;
T.prototype.$=function(){return Infinity==this.a&&!this.g};T.prototype.isLive=T.prototype.$;T.prototype.va=function(){return Infinity!=this.a&&!this.g};T.prototype.isInProgress=T.prototype.va;T.prototype.ma=function(){return this.Ea(0)};T.prototype.getSegmentAvailabilityStart=T.prototype.ma;T.prototype.Ea=function(a){if(Infinity==this.c)return 0;var b=this.ua();return Math.max(0,Math.min(b-this.c+a,b))};T.prototype.getSafeAvailabilityStart=T.prototype.Ea;
T.prototype.ua=function(){return this.$()||this.va()?Math.min(Math.max(0,(Date.now()+this.h)/1E3-this.b-this.f),this.a):this.a};T.prototype.getSegmentAvailabilityEnd=T.prototype.ua;T.prototype.bb=function(){return Math.max(0,this.ua()-(this.$()||this.va()?this.i:0))};T.prototype.getSeekRangeEnd=T.prototype.bb;function Hd(){this.a=this.b=null;this.g=[];this.c=null;this.i=[];this.h=1;this.j={};this.l=0;this.f=null}n("shaka.dash.DashParser",Hd);k=Hd.prototype;k.configure=function(a){this.b=a};k.start=function(a,b){this.g=[a];this.a=b;return Id(this).then(function(){this.a&&Jd(this,0);return this.c}.bind(this))};k.stop=function(){this.b=this.a=null;this.g=[];this.c=null;this.i=[];this.j={};null!=this.f&&(window.clearTimeout(this.f),this.f=null);return Promise.resolve()};k.update=function(){Id(this)["catch"](function(a){if(this.a)this.a.onError(a)}.bind(this))};
k.onExpirationUpdated=function(){};function Id(a){return a.a.networkingEngine.request(0,C(a.g,a.b.retryParameters)).then(function(a){if(this.a)return Kd(this,a.data,a.uri)}.bind(a))}
function Kd(a,b,c){var d=F(b),e=new DOMParser,f=null;b=null;try{f=e.parseFromString(d,"text/xml")}catch(v){}f&&"MPD"==f.documentElement.tagName&&(b=f.documentElement);b&&0<b.getElementsByTagName("parsererror").length&&(b=null);if(!b)throw new t(2,4,4001);c=[c];d=M(b,"Location").map(Ic).filter(ya);0<d.length&&(c=a.g=d);d=M(b,"BaseURL").map(Ic);c=z(c,d);var g=N(b,"minBufferTime",Kc);a.l=N(b,"minimumUpdatePeriod",Kc,-1);var h=N(b,"availabilityStartTime",Jc),d=N(b,"timeShiftBufferDepth",Kc),l=N(b,"suggestedPresentationDelay",
Kc),e=N(b,"maxSegmentDuration",Kc),f=b.getAttribute("type")||"static";if(a.c)var m=a.c.presentationTimeline;else{var q=Math.max(10,1.5*g);m=new T(h,null!=l?l:q)}var h=Ld(a,{Da:"static"!=f,presentationTimeline:m,T:null,R:null,S:null,w:null,bandwidth:void 0,$b:!1},c,b),l=h.duration,r=h.periods;m.yc("static"==f);m.pa(l||Infinity);m.xc(null!=d?d:Infinity);m.yb(e||1);if(a.c)return Promise.resolve();b=M(b,"UTCTiming");return Md(a,c,b,m.$()).then(function(a){this.a&&(m.wc(a),this.c={presentationTimeline:m,
periods:r,offlineSessionIds:[],minBufferTime:g||0})}.bind(a))}
function Ld(a,b,c,d){var e=N(d,"mediaPresentationDuration",Kc),f=[],g=0;d=M(d,"Period");for(var h=0;h<d.length;h++){var l=d[h],g=N(l,"start",Kc,g),m=N(l,"duration",Kc),q=null;if(h!=d.length-1){var r=N(d[h+1],"start",Kc);null!=r&&(q=r-g)}else null!=e&&(q=e-g);null==q&&(q=m);l=Nd(a,b,c,{start:g,duration:q,node:l,ub:null==q||h==d.length-1});f.push(l);m=b.T.id;a.i.every(za(m))&&(a.a.filterPeriod(l),a.i.push(m),a.c&&a.c.periods.push(l));if(null==q){g=null;break}g+=q}return null!=e?{periods:f,duration:e}:
{periods:f,duration:g}}
function Nd(a,b,c,d){b.T=Od(d.node,null,c);b.R=d;b.T.id||(b.T.id="__shaka_period_"+d.start);M(d.node,"EventStream").forEach(a.Fd.bind(a,d.start,d.duration));c=M(d.node,"AdaptationSet").map(a.Dd.bind(a,b)).filter(ya);var e=c.map(function(a){return a.Pd}).reduce(x,[]),f=e.filter(Aa);if(b.Da&&e.length!=f.length)throw new t(2,4,4018);var g=c.filter(function(a){return!a.Ob});c.filter(function(a){return a.Ob}).forEach(function(a){var b=a.streams[0],c=a.Ob;g.forEach(function(a){a.id==c&&a.streams.forEach(function(a){a.trickModeVideo=
b})})});e=Pd(g,"video");f=Pd(g,"audio");if(!e.length&&!f.length)throw new t(2,4,4004);f.length||(f=[null]);e.length||(e=[null]);b=[];for(c=0;c<f.length;c++)for(var h=0;h<e.length;h++)Qd(a,f[c],e[h],b);a=Pd(g,"text");e=[];for(c=0;c<a.length;c++)e.push.apply(e,a[c].streams);return{startTime:d.start,textStreams:e,variants:b}}function Pd(a,b){return a.filter(function(a){return a.contentType==b})}
function Qd(a,b,c,d){if(b||c)if(b&&c){var e=b.drmInfos;var f=c.drmInfos;if(e.length&&f.length?0<sb(e,f).length:1)for(var g=sb(b.drmInfos,c.drmInfos),e=0;e<b.streams.length;e++)for(var h=0;h<c.streams.length;h++)f=c.streams[h].bandwidth+b.streams[e].bandwidth,f={id:a.h++,language:b.language,primary:b.vb||c.vb,audio:b.streams[e],video:c.streams[h],bandwidth:f,drmInfos:g,allowedByApplication:!0,allowedByKeySystem:!0},d.push(f)}else for(g=b||c,e=0;e<g.streams.length;e++)f=g.streams[e].bandwidth,f={id:a.h++,
language:g.language||"und",primary:g.vb,audio:b?g.streams[e]:null,video:c?g.streams[e]:null,bandwidth:f,drmInfos:g.drmInfos,allowedByApplication:!0,allowedByKeySystem:!0},d.push(f)}
k.Dd=function(a,b){a.S=Od(b,a.T,null);var c=!1,d=M(b,"Role"),e=d.map(function(a){return a.getAttribute("value")}).filter(ya),f=void 0;"text"==a.S.contentType&&(f="subtitle");for(var g=0;g<d.length;g++){var h=d[g].getAttribute("schemeIdUri");if(null==h||"urn:mpeg:dash:role:2011"==h)switch(h=d[g].getAttribute("value"),h){case "main":c=!0;break;case "caption":case "subtitle":f=h}}var l=null,m=!1;M(b,"EssentialProperty").forEach(function(a){"http://dashif.org/guidelines/trickmode"==a.getAttribute("schemeIdUri")?
l=a.getAttribute("value"):m=!0});if(m)return null;var d=M(b,"ContentProtection"),q=Rc(d,this.b.dash.customScheme,this.b.dash.ignoreDrmInfo),d=Sb(b.getAttribute("lang")||"und"),h=b.getAttribute("label"),g=M(b,"Representation"),e=g.map(this.Gd.bind(this,a,q,f,d,h,c,e)).filter(function(a){return!!a});if(!e.length)throw new t(2,4,4003);a.S.contentType&&"application"!=a.S.contentType||(a.S.contentType=Rd(e[0].mimeType,e[0].codecs),e.forEach(function(b){b.type=a.S.contentType}));e.forEach(function(a){q.drmInfos.forEach(function(b){a.keyId&&
b.keyIds.push(a.keyId)})});f=g.map(function(a){return a.getAttribute("id")}).filter(ya);return{id:a.S.id||"__fake__"+this.h++,contentType:a.S.contentType,language:d,vb:c,streams:e,drmInfos:q.drmInfos,Ob:l,Pd:f}};
k.Gd=function(a,b,c,d,e,f,g,h){a.w=Od(h,a.S,null);if(!Sd(a.w))return null;a.bandwidth=N(h,"bandwidth",Nc)||void 0;var l=this.Qd.bind(this);if(a.w.Qa)l=rd(a,l);else if(a.w.oa)l=ud(a,this.j);else if(a.w.Ra)l=yd(a,l,this.j,!!this.c);else{var m=a.w.U,q=a.R.duration||0;l={createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:function(a){return 0<=a&&a<q?1:null},getSegmentReference:function(a){return 1!=a?null:new O(1,0,q,function(){return m},0,null)},initSegmentReference:null,presentationTimeOffset:0}}h=
M(h,"ContentProtection");h=Uc(h,this.b.dash.customScheme,b,this.b.dash.ignoreDrmInfo);return{id:this.h++,createSegmentIndex:l.createSegmentIndex,findSegmentPosition:l.findSegmentPosition,getSegmentReference:l.getSegmentReference,initSegmentReference:l.initSegmentReference,presentationTimeOffset:l.presentationTimeOffset,mimeType:a.w.mimeType,codecs:a.w.codecs,frameRate:a.w.frameRate,bandwidth:a.bandwidth,width:a.w.width,height:a.w.height,kind:c,encrypted:0<b.drmInfos.length,keyId:h,language:d,label:e,
type:a.S.contentType,primary:f,trickModeVideo:null,containsEmsgBoxes:a.w.containsEmsgBoxes,roles:g}};k.he=function(){this.f=null;var a=Date.now();Id(this).then(function(){this.a&&Jd(this,(Date.now()-a)/1E3)}.bind(this))["catch"](function(a){this.a&&(a.severity=1,this.a.onError(a),Jd(this,0))}.bind(this))};function Jd(a,b){0>a.l||(a.f=window.setTimeout(a.he.bind(a),1E3*Math.max(Math.max(3,a.l)-b,0)))}
function Od(a,b,c){b=b||{contentType:"",mimeType:"",codecs:"",containsEmsgBoxes:!1,frameRate:void 0};c=c||b.U;var d=M(a,"BaseURL").map(Ic),e=a.getAttribute("contentType")||b.contentType,f=a.getAttribute("mimeType")||b.mimeType,g=a.getAttribute("codecs")||b.codecs,h=N(a,"frameRate",Pc)||b.frameRate,l=!!M(a,"InbandEventStream").length;e||(e=Rd(f,g));return{U:z(c,d),Qa:Hc(a,"SegmentBase")||b.Qa,oa:Hc(a,"SegmentList")||b.oa,Ra:Hc(a,"SegmentTemplate")||b.Ra,width:N(a,"width",Oc)||b.width,height:N(a,"height",
Oc)||b.height,contentType:e,mimeType:f,codecs:g,frameRate:h,containsEmsgBoxes:l||b.containsEmsgBoxes,id:a.getAttribute("id")}}function Sd(a){var b=0+(a.Qa?1:0);b+=a.oa?1:0;b+=a.Ra?1:0;if(!b)return"text"==a.contentType||"application"==a.contentType?!0:!1;1!=b&&(a.Qa&&(a.oa=null),a.Ra=null);return!0}
function Td(a,b,c,d){b=z(b,[c]);b=C(b,a.b.retryParameters);b.method=d;return a.a.networkingEngine.request(0,b).then(function(a){if("HEAD"==d){if(!a.headers||!a.headers.date)return 0;a=a.headers.date}else a=F(a.data);a=Date.parse(a);return isNaN(a)?0:a-Date.now()})}
function Md(a,b,c,d){c=c.map(function(a){return{scheme:a.getAttribute("schemeIdUri"),value:a.getAttribute("value")}});var e=a.b.dash.clockSyncUri;d&&!c.length&&e&&c.push({scheme:"urn:mpeg:dash:utc:http-head:2014",value:e});return xa(c,function(a){var c=a.value;switch(a.scheme){case "urn:mpeg:dash:utc:http-head:2014":case "urn:mpeg:dash:utc:http-head:2012":return Td(this,b,c,"HEAD");case "urn:mpeg:dash:utc:http-xsdate:2014":case "urn:mpeg:dash:utc:http-iso:2014":case "urn:mpeg:dash:utc:http-xsdate:2012":case "urn:mpeg:dash:utc:http-iso:2012":return Td(this,
b,c,"GET");case "urn:mpeg:dash:utc:direct:2014":case "urn:mpeg:dash:utc:direct:2012":return a=Date.parse(c),isNaN(a)?0:a-Date.now();case "urn:mpeg:dash:utc:http-ntp:2014":case "urn:mpeg:dash:utc:ntp:2014":case "urn:mpeg:dash:utc:sntp:2014":return Promise.reject();default:return Promise.reject()}}.bind(a))["catch"](function(){return 0})}
k.Fd=function(a,b,c){var d=c.getAttribute("schemeIdUri")||"",e=c.getAttribute("value")||"",f=N(c,"timescale",Oc)||1;M(c,"Event").forEach(function(c){var g=N(c,"presentationTime",Oc)||0,l=N(c,"duration",Oc)||0,g=g/f+a,l=g+l/f;null!=b&&(g=Math.min(g,a+b),l=Math.min(l,a+b));c={schemeIdUri:d,value:e,startTime:g,endTime:l,id:c.getAttribute("id")||"",eventElement:c};this.a.onTimelineRegionAdded(c)}.bind(this))};
k.Qd=function(a,b,c){a=C(a,this.b.retryParameters);null!=b&&(a.headers.Range="bytes="+b+"-"+(null!=c?c:""));return this.a.networkingEngine.request(1,a).then(function(a){return a.data})};function Rd(a,b){return ub[Yb(a,b)]?"text":a.split("/")[0]}Ed.mpd=Hd;Dd["application/dash+xml"]=Hd;function Ud(a,b,c,d){this.uri=a;this.type=b;this.ga=c;this.segments=d||null}function Vd(a,b,c,d){this.id=a;this.name=b;this.a=c;this.value=d||null}Vd.prototype.toString=function(){function a(a){return a.name+'="'+a.value+'"'}return this.value?"#"+this.name+":"+this.value:0<this.a.length?"#"+this.name+":"+this.a.map(a).join(","):"#"+this.name};function Wd(a,b){this.name=a;this.value=b}Vd.prototype.getAttribute=function(a){var b=this.a.filter(function(b){return b.name==a});return b.length?b[0]:null};
function Xd(a,b,c){c=c||null;return(a=a.getAttribute(b))?a.value:c}function Yd(a,b){this.ga=b;this.uri=a};function Zd(a,b){return a.filter(function(a){return a.name==b})}function $d(a,b){var c=Zd(a,b);return c.length?c[0]:null}function ae(a,b,c){return a.filter(function(a){var d=a.getAttribute("TYPE");a=a.getAttribute("GROUP-ID");return d.value==b&&a.value==c})};function be(a){this.b=a;this.a=0}function ce(a,b){b.lastIndex=a.a;var c=(c=b.exec(a.b))?{position:c.index,length:c[0].length,Sd:c}:null;if(a.a==a.b.length||!c||c.position!=a.a)return null;a.a+=c.length;return c.Sd}function de(a){return a.a==a.b.length?null:(a=ce(a,/[^ \t\n]*/gm))?a[0]:null};function ee(){this.a=0}
function fe(a,b,c){b=F(b);b=b.replace(/\r\n|\r(?=[^\n]|$)/gm,"\n").trim();var d=b.split(/\n+/m);if(!/^#EXTM3U($|[ \t\n])/m.test(d[0]))throw new t(2,4,4015);b=0;for(var e=[],f=1;f<d.length;)if(/^#(?!EXT)/m.test(d[f]))f+=1;else{var g=d[f];g=ge(a.a++,g);if(0<=he.indexOf(g.name))b=1;else if(0<=ie.indexOf(g.name)){if(1!=b)throw new t(2,4,4017);d=d.splice(f,d.length-f);a=je(a,d);return new Ud(c,b,e,a)}e.push(g);f+=1;"EXT-X-STREAM-INF"==g.name&&(g.a.push(new Wd("URI",d[f])),f+=1)}return new Ud(c,b,e)}
function je(a,b){var c=[],d=[];b.forEach(function(a){/^(#EXT)/.test(a)?(a=ge(this.a++,a),d.push(a)):/^#(?!EXT)/m.test(a)||(c.push(new Yd(a.trim(),d)),d=[])}.bind(a));return c}function ge(a,b){var c=b.match(/^#(EXT[^:]*)(?::(.*))?$/);if(!c)throw new t(2,4,4016);var d=c[1],e=c[2],c=[];if(e&&0<=e.indexOf("="))for(var e=new be(e),f,g=/([^=]+)=(?:"([^"]*)"|([^",]*))(?:,|$)/g;f=ce(e,g);)c.push(new Wd(f[1],f[2]||f[3]));else if(e)return new Vd(a,d,c,e);return new Vd(a,d,c)}
var he="EXT-X-TARGETDURATION EXT-X-MEDIA-SEQUENCE EXT-X-DISCONTINUITY-SEQUENCE EXT-X-PLAYLIST-TYPE EXT-X-MAP EXT-X-I-FRAMES-ONLY".split(" "),ie="EXTINF EXT-X-BYTERANGE EXT-X-DISCONTINUITY EXT-X-PROGRAM-DATE-TIME EXT-X-KEY EXT-X-DATERANGE".split(" ");function ke(a){return new Promise(function(b){var c=ke.parse(a);b({uri:a,data:c.data,headers:{"content-type":c.contentType}})})}n("shaka.net.DataUriPlugin",ke);
ke.parse=function(a){var b=a.split(":");if(2>b.length||"data"!=b[0])throw new t(2,1,1004,a);b=b.slice(1).join(":").split(",");if(2>b.length)throw new t(2,1,1004,a);var c=b[0],b=window.decodeURIComponent(b.slice(1).join(",")),c=c.split(";"),d=null;1<c.length&&(d=c[1]);if("base64"==d)a=Ya(b).buffer;else{if(d)throw new t(2,1,1005,a);a=Ua(b)}return{data:a,contentType:c[0]}};Ea.data=ke;function le(){this.b=this.c=null;this.i=1;this.g={};this.f={};this.a=null;this.j="";this.h=new ee}n("shaka.hls.HlsParser",le);k=le.prototype;k.configure=function(a){this.b=a};k.start=function(a,b){this.c=b;this.j=a;return this.c.networkingEngine.request(0,C([a],this.b.retryParameters)).then(function(b){return ne(this,b.data,a)}.bind(this))};k.stop=function(){this.b=this.c=null;this.g={};return Promise.resolve()};k.update=function(){};k.onExpirationUpdated=function(){};
function ne(a,b,c){b=fe(a.h,b,c);if(0!=b.type)throw new t(2,4,4022);a.a=new T(null,0);return oe(a,b).then(function(a){this.c.filterPeriod(a);return{presentationTimeline:this.a,periods:[a],offlineSessionIds:[],minBufferTime:0}}.bind(a))}
function oe(a,b){var c=Zd(b.ga,"EXT-X-STREAM-INF").map(function(a){return pe(this,a,b)}.bind(a)),d=Zd(b.ga,"EXT-X-MEDIA").filter(function(a){return"SUBTITLES"==U(a,"TYPE")}.bind(a)).map(function(a){return qe(this,a,b)}.bind(a));return Promise.all(c).then(function(a){return Promise.all(d).then(function(b){var c=a.reduce(x,[]);re(this,c);return{startTime:0,variants:c,textStreams:b}}.bind(this))}.bind(a))}
function pe(a,b,c){var d=Number(U(b,"BANDWIDTH")),e=Xd(b,"CODECS","avc1.42E01E,mp4a.40.2").split(","),f=b.getAttribute("RESOLUTION"),g=null,h=null,l=Xd(b,"FRAME-RATE");if(f)var m=f.value.split("x"),g=m[0],h=m[1];var q=se(a,c);c=Zd(c.ga,"EXT-X-MEDIA");var r=Xd(b,"AUDIO"),v=Xd(b,"VIDEO");r?c=ae(c,"AUDIO",r):v&&(c=ae(c,"VIDEO",v));c=c.map(function(a){return te(this,a,e,q)}.bind(a));var u=[],w=[];return Promise.all(c).then(function(a){r?u=a:v&&(w=a);if(u.length||w.length)var c=u.length?"video":"audio";
else 1==e.length?c=f||l?"video":"audio":(c="video",e=[e.join(",")]);a=e;var d=U(b,"URI");return ue(this,d,a,c,q,"und",!1,null)}.bind(a)).then(function(a){"audio"==a.stream.type?u=[a]:w=[a];return ve(this,u,w,d,g,h,l)}.bind(a))}
function ve(a,b,c,d,e,f,g){c.forEach(function(a){if(a=a.stream)a.width=Number(e)||void 0,a.height=Number(f)||void 0,a.frameRate=Number(g)||void 0}.bind(a));b.length||(b=[null]);c.length||(c=[null]);for(var h=[],l=0;l<b.length;l++)for(var m=0;m<c.length;m++){var q=b[l]?b[l].stream:null,r=c[m]?c[m].stream:null,v=b[l]?b[l].drmInfos:null,u=c[m]?c[m].drmInfos:null;if(q&&r)if(v.length&&u.length?0<sb(v,u).length:1)var w=sb(v,u);else continue;else q?w=v:r&&(w=u);h.push(xe(a,q,r,d,w))}return h}
function xe(a,b,c,d,e){return{id:a.i++,language:b?b.language:"und",primary:!!b&&b.primary||!!c&&c.primary,audio:b,video:c,bandwidth:d,drmInfos:e,allowedByApplication:!0,allowedByKeySystem:!0}}function qe(a,b,c){U(b,"TYPE");c=se(a,c);return te(a,b,[],c).then(function(a){return a.stream})}
function te(a,b,c,d){if(a.g[b.id])return Promise.resolve().then(function(){return this.g[b.id]}.bind(a));var e=U(b,"TYPE").toLowerCase();"subtitles"==e&&(e="text");var f=Sb(Xd(b,"LANGUAGE","und")),g=Xd(b,"NAME"),h=b.getAttribute("DEFAULT"),l=b.getAttribute("AUTOSELECT"),m=U(b,"URI");return ue(a,m,c,e,d,f,!!h||!!l,g).then(function(a){return this.g[b.id]=a}.bind(a))}
function ue(a,b,c,d,e,f,g,h){b=z([a.j],[b])[0];return a.c.networkingEngine.request(0,C([b],a.b.retryParameters)).then(function(a){a=fe(this.h,a.data,a.uri);if(1!=a.type)throw new t(2,4,4017);e=se(this,a)||e;var b=null;"text"!=d&&(b=ye(a));var l=$d(a.ga,"EXT-X-MEDIA-SEQUENCE"),l=ze(this,a,l?Number(l.value):0);this.a.Ha(0,l);var r=l[l.length-1].endTime-l[0].startTime,v=this.a.Y();(Infinity==v||v<r)&&this.a.pa(r);var u=Ae(d,c),w=void 0;"text"==d&&(w="subtitle");var G=new S(l),pa=[];a.segments.forEach(function(a){a=
Zd(a.ga,"EXT-X-KEY");pa.push.apply(pa,a)});var Hb=!1,tc=[],me=null;pa.forEach(function(a){if("NONE"!=U(a,"METHOD")){Hb=!0;var b=U(a,"KEYFORMAT");if(a=(b=Be[b])?b(a):null)a.keyIds.length&&(me=a.keyIds[0]),tc.push(a)}});if(Hb&&!tc.length)throw new t(2,4,4026);return Ce(this,d,l[0].a()[0]).then(function(a){a={id:this.i++,createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:G.find.bind(G),getSegmentReference:G.get.bind(G),initSegmentReference:b,presentationTimeOffset:e||0,mimeType:a,codecs:u,
kind:w,encrypted:Hb,keyId:me,language:f,label:h||null,type:d,primary:g,trickModeVideo:null,containsEmsgBoxes:!1,frameRate:void 0,width:void 0,height:void 0,bandwidth:void 0,roles:[]};this.f[a.id]=G;return{stream:a,Ae:G,drmInfos:tc}}.bind(this))}.bind(a))}
function ye(a){var b=Zd(a.ga,"EXT-X-MAP");if(!b.length)return null;if(1<b.length)throw new t(2,4,4020);var b=b[0],c=U(b,"URI"),d=z([a.uri],[c])[0];a=0;c=null;if(b=Xd(b,"BYTERANGE"))a=b.split("@"),b=Number(a[0]),a=Number(a[1]),c=a+b-1;return new Zc(function(){return[d]},a,c)}
function ze(a,b,c){var d=b.segments,e=[];d.forEach(function(a){var f=a.ga,h=z([b.uri],[a.uri])[0],l=De(f).value.split(","),l=Number(l[0]),m;(a=d.indexOf(a))?m=e[a-1].endTime:m=0;var l=m+l,q=0,r=null;if(f=$d(f,"EXT-X-BYTERANGE"))f=f.value.split("@"),r=Number(f[0]),f[1]?q=Number(f[1]):q=e[a-1].M,r=q+r-1,a==d.length-1&&(r=null);e.push(new O(c+a,m,l,function(){return[h]},q,r))}.bind(a));return e}
function re(a,b){b.forEach(function(a){var b=this.a.Y(),c=a.video;a=a.audio;c&&this.f[c.id]&&gd(this.f[c.id],b);a&&this.f[a.id]&&gd(this.f[a.id],b)}.bind(a))}function Ae(a,b){if(1==b.length)return b[0];if("text"==a)return"";var c=Ee;"audio"==a&&(c=Fe);for(var d=0;d<c.length;d++)for(var e=0;e<b.length;e++)if(c[d].test(b[e].trim()))return b[e].trim();throw new t(2,4,4025,b);}
function Ce(a,b,c){var d=c.split("."),e=d[d.length-1];if("text"==b)return Promise.resolve("text/vtt");d=Ge;"video"==b&&(d=He);if(b=d[e])return Promise.resolve(b);c=C([c],a.b.retryParameters);c.method="HEAD";return a.c.networkingEngine.request(1,c).then(function(a){a=a.headers["content-type"];if(!a)throw new t(2,4,4021,e);return a})}function se(a,b){var c=$d(b.ga,"EXT-X-START");return c?Number(U(c,"TIME-OFFSET")):a.b.hls.defaultTimeOffset}
function U(a,b){var c=a.getAttribute(b);if(!c)throw new t(2,4,4023,b);return c.value}function De(a){a=$d(a,"EXTINF");if(!a)throw new t(2,4,4024,"EXTINF");return a}
var Ee=[/^(avc)/,/^(hvc)/,/^(vp[8-9])$/,/^(av1)$/,/^(mp4v)/],Fe=[/^(vorbis)/,/^(opus)/,/^(mp4a)/,/^(ac-3)$/,/^(ec-3)$/],Ge={mp4:"audio/mp4",m4s:"audio/mp4",m4i:"audio/mp4",m4a:"audio/mp4",ts:"video/mp2t"},He={mp4:"video/mp4",m4s:"video/mp4",m4i:"video/mp4",m4v:"video/mp4",ts:"video/mp2t"},Be={"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed":function(a){if("SAMPLE-AES-CENC"!=U(a,"METHOD"))return null;var b=U(a,"URI"),b=ke.parse(b),b=new Uint8Array(b.data),b=Ba("com.widevine.alpha",[{initDataType:"cenc",
initData:b}]);if(a=Xd(a,"KEYID"))b.keyIds=[a.substr(2).toLowerCase()];return b}};Ed.m3u8=le;Dd["application/x-mpegurl"]=le;Dd["application/vnd.apple.mpegurl"]=le;function Ie(){}Ie.prototype.parseInit=function(){};
Ie.prototype.parseMedia=function(a,b){var c=F(a),d=[],e=new DOMParser,f=null;try{f=e.parseFromString(c,"text/xml")}catch(Hb){throw new t(2,2,2005);}if(f){var g=f.getElementsByTagName("tt")[0];if(g){e=g.getAttribute("ttp:frameRate");f=g.getAttribute("ttp:subFrameRate");var h=g.getAttribute("ttp:frameRateMultiplier");var l=g.getAttribute("ttp:tickRate");c=g.getAttribute("xml:space")||"default"}else throw new t(2,2,2005);if("default"!=c&&"preserve"!=c)throw new t(2,2,2005);c="default"==c;e=new Je(e,
f,h,l);f=Ke(g.getElementsByTagName("styling")[0]);h=Ke(g.getElementsByTagName("layout")[0]);g=Ke(g.getElementsByTagName("body")[0]);for(l=0;l<g.length;l++){var m=g[l],q=b.periodStart,r=e;var v=f;var u=h,w=c;if(m.hasAttribute("begin")||m.hasAttribute("end")||!/^\s*$/.test(m.textContent)){Le(m,w);var w=Me(m.getAttribute("begin"),r),G=Me(m.getAttribute("end"),r),r=Me(m.getAttribute("dur"),r),pa=m.textContent;null==G&&null!=r&&(G=w+r);if(null==w||null==G)throw new t(2,2,2001);if(q=xb(w+q,G+q,pa)){w=Ne(m,
"region",u);u=q;if(G=Oe(m,w,v,"tts:extent"))if(r=Pe.exec(G))u.size=Number(r[1]);r=Oe(m,w,v,"tts:writingMode");G=!0;"tb"==r||"tblr"==r?u.vertical="lr":"tbrl"==r?u.vertical="rl":G=!1;if(r=Oe(m,w,v,"tts:origin"))if(r=Pe.exec(r))G?(u.position=Number(r[2]),u.line=Number(r[1])):(u.position=Number(r[1]),u.line=Number(r[2])),u.snapToLines=!1;if(v=Oe(m,w,v,"tts:textAlign"))u.align=v,"center"==v&&("center"!=u.align&&(u.align="middle"),u.position="auto"),u.positionAlign=Qe[v],u.lineAlign=Re[v];v=q}else v=null}else v=
null;v&&d.push(v)}}return d};var Se=/^(\d{2,}):(\d{2}):(\d{2}):(\d{2})\.?(\d+)?$/,Te=/^(?:(\d{2,}):)?(\d{2}):(\d{2})$/,Ue=/^(?:(\d{2,}):)?(\d{2}):(\d{2}\.\d{2,})$/,Ve=/^(\d*\.?\d*)f$/,We=/^(\d*\.?\d*)t$/,Xe=/^(?:(\d*\.?\d*)h)?(?:(\d*\.?\d*)m)?(?:(\d*\.?\d*)s)?(?:(\d*\.?\d*)ms)?$/,Pe=/^(\d{1,2}|100)% (\d{1,2}|100)%$/,Re={left:"start",center:"center",right:"end",start:"start",end:"end"},Qe={left:"line-left",center:"center",right:"line-right"};
function Ke(a){var b=[];if(!a)return b;for(var c=a.childNodes,d=0;d<c.length;d++){var e="span"==c[d].nodeName&&"p"==a.nodeName;c[d].nodeType!=Node.ELEMENT_NODE||"br"==c[d].nodeName||e||(e=Ke(c[d]),b=b.concat(e))}b.length||b.push(a);return b}function Le(a,b){for(var c=a.childNodes,d=0;d<c.length;d++)if("br"==c[d].nodeName&&0<d)c[d-1].textContent+="\n";else if(0<c[d].childNodes.length)Le(c[d],b);else if(b){var e=c[d].textContent.trim(),e=e.replace(/\s+/g," ");c[d].textContent=e}}
function Oe(a,b,c,d){for(var e=Ke(b),f=0;f<e.length;f++){var g=e[f].getAttribute(d);if(g)return g}e=Ne;return(a=e(b,"style",c)||e(a,"style",c))?a.getAttribute(d):null}function Ne(a,b,c){if(!a||1>c.length)return null;var d=null,e=a;for(a=null;e&&!(a=e.getAttribute(b))&&(e=e.parentNode,e instanceof Element););if(b=a)for(a=0;a<c.length;a++)if(c[a].getAttribute("xml:id")==b){d=c[a];break}return d}
function Me(a,b){var c=null;if(Se.test(a))var c=Se.exec(a),d=Number(c[1]),e=Number(c[2]),f=Number(c[3]),g=Number(c[4]),g=g+(Number(c[5])||0)/b.b,f=f+g/b.frameRate,c=f+60*e+3600*d;else Te.test(a)?c=Ye(Te,a):Ue.test(a)?c=Ye(Ue,a):Ve.test(a)?(c=Ve.exec(a),c=Number(c[1])/b.frameRate):We.test(a)?(c=We.exec(a),c=Number(c[1])/b.a):Xe.test(a)&&(c=Ye(Xe,a));return c}
function Ye(a,b){var c=a.exec(b);return c&&""!=c[0]?(Number(c[4])||0)/1E3+(Number(c[3])||0)+60*(Number(c[2])||0)+3600*(Number(c[1])||0):null}function Je(a,b,c,d){this.frameRate=Number(a)||30;this.b=Number(b)||1;this.a=Number(d);this.a||(this.a=a?this.frameRate*this.b:1);c&&(a=/^(\d+) (\d+)$/g.exec(c))&&(this.frameRate*=a[1]/a[2])}vb("application/ttml+xml",Ie);function Ze(){this.a=new Ie}Ze.prototype.parseInit=function(a){var b=!1;(new Q).C("moov",R).C("trak",R).C("mdia",R).C("minf",R).C("stbl",R).da("stsd",cd).C("stpp",function(){b=!0}).parse(a);if(!b)throw new t(2,2,2007);};Ze.prototype.parseMedia=function(a,b){var c=!1,d=[];(new Q).C("mdat",dd(function(a){c=!0;d=this.a.parseMedia(a.buffer,b)}.bind(this))).parse(a);if(!c)throw new t(2,2,2007);return d};vb('application/mp4; codecs="stpp"',Ze);function $e(){}$e.prototype.parseInit=function(){};
$e.prototype.parseMedia=function(a,b){var c=F(a),c=c.replace(/\r\n|\r(?=[^\n]|$)/gm,"\n"),c=c.split(/\n{2,}/m);if(!/^WEBVTT($|[ \t\n])/m.test(c[0]))throw new t(2,2,2E3);var d=b.segmentStart;if(0<=c[0].indexOf("X-TIMESTAMP-MAP")){var e=c[0].match(/LOCAL:((?:(\d{1,}):)?(\d{2}):(\d{2})\.(\d{3}))/m),f=c[0].match(/MPEGTS:(\d+)/m);e&&f&&(d=af(new be(e[1])),d=b.periodStart+(Number(f[1])/9E4-d))}f=[];for(e=1;e<c.length;e++){var g=c[e].split("\n"),h=d;if(1==g.length&&!g[0]||/^NOTE($|[ \t])/.test(g[0]))var l=
null;else{l=null;0>g[0].indexOf("--\x3e")&&(l=g[0],g.splice(0,1));var m=new be(g[0]),q=af(m),r=ce(m,/[ \t]+--\x3e[ \t]+/g),v=af(m);if(null==q||!r||null==v)throw new t(2,2,2001);if(g=xb(q+h,v+h,g.slice(1).join("\n").trim())){ce(m,/[ \t]+/gm);for(h=de(m);h;)bf(g,h),ce(m,/[ \t]+/gm),h=de(m);null!=l&&(g.id=l);l=g}else l=null}l&&f.push(l)}return f};
function bf(a,b){var c;if(c=/^align:(start|middle|center|end|left|right)$/.exec(b))a.align=c[1],"center"==c[1]&&"center"!=a.align&&(a.position="auto",a.align="middle");else if(c=/^vertical:(lr|rl)$/.exec(b))a.vertical=c[1];else if(c=/^size:(\d{1,2}|100)%$/.exec(b))a.size=Number(c[1]);else if(c=/^position:(\d{1,2}|100)%(?:,(line-left|line-right|center|start|end))?$/.exec(b))a.position=Number(c[1]),c[2]&&(a.positionAlign=c[2]);else if(c=/^line:(\d{1,2}|100)%(?:,(start|end|center))?$/.exec(b))a.snapToLines=
!1,a.line=Number(c[1]),c[2]&&(a.lineAlign=c[2]);else if(c=/^line:(-?\d+)(?:,(start|end|center))?$/.exec(b))a.snapToLines=!0,a.line=Number(c[1]),c[2]&&(a.lineAlign=c[2])}function af(a){a=ce(a,/(?:(\d{1,}):)?(\d{2}):(\d{2})\.(\d{3})/g);if(!a)return null;var b=Number(a[2]),c=Number(a[3]);return 59<b||59<c?null:Number(a[4])/1E3+c+60*b+3600*(Number(a[1])||0)}vb("text/vtt",$e);vb('text/vtt; codecs="vtt"',$e);function cf(){this.a=null}cf.prototype.parseInit=function(a){var b=!1;(new Q).C("moov",R).C("trak",R).C("mdia",R).da("mdhd",function(a){0==a.version?(a.s.I(4),a.s.I(4),this.a=a.s.D(),a.s.I(4)):(a.s.I(8),a.s.I(8),this.a=a.s.D(),a.s.I(8));a.s.I(4)}.bind(this)).C("minf",R).C("stbl",R).da("stsd",cd).C("wvtt",function(){b=!0}).parse(a);if(!this.a)throw new t(2,2,2008);if(!b)throw new t(2,2,2008);};
cf.prototype.parseMedia=function(a,b){var c=0,d=[],e=[],f=[],g=!1,h=!1,l=!1;(new Q).C("moof",R).C("traf",R).da("tfdt",function(a){g=!0;c=a.version?a.s.Pa():a.s.D()}).da("trun",function(a){h=!0;var b=a.version,c=a.Nc;a=a.s;var e=a.D();c&1&&a.I(4);c&4&&a.I(4);for(var f=[],g=0;g<e;g++){var l={duration:null,Nb:null};c&256&&(l.duration=a.D());c&512&&a.I(4);c&1024&&a.I(4);c&2048&&(l.Nb=b?a.nc():a.D());f.push(l)}d=f}).C("vtte",function(){e.push(null)}).C("vttc",dd(function(a){e.push(a.buffer)})).C("mdat",
function(a){l=!0;R(a)}).parse(a);if(!l&&!g&&!h)throw new t(2,2,2008);for(var m=c,q=0;q<d.length;q++){var r=d[q],v=e[q];if(r.duration){var u=r.Nb?c+r.Nb:m,m=u+r.duration;v&&f.push(df(v,b.periodStart+u/this.a,b.periodStart+m/this.a))}}return f};function df(a,b,c){var d,e,f;(new Q).C("payl",dd(function(a){d=F(a)})).C("iden",dd(function(a){e=F(a)})).C("sttg",dd(function(a){f=F(a)})).parse(a);return d?ef(d,e,f,b,c):null}
function ef(a,b,c,d,e){(a=xb(d,e,a))&&b&&(a.id=b);if(a&&c)for(b=new be(c),c=de(b);c;)bf(a,c),ce(b,/[ \t]+/gm),c=de(b);return a}vb('application/mp4; codecs="wvtt"',cf);function ff(a,b,c,d,e,f){this.a=a;this.c=b;this.l=c;this.A=d;this.J=e;this.G=f;this.b=new D;this.h=!1;this.g=1;this.j=this.f=null;this.B=a.readyState;this.i=!1;this.O=this.v=-1;this.o=!1;0<a.readyState?this.fc():La(this.b,a,"loadedmetadata",this.fc.bind(this));b=this.hc.bind(this);E(this.b,a,"ratechange",this.rd.bind(this));E(this.b,a,"waiting",b);this.j=setInterval(b,250)}k=ff.prototype;
k.m=function(){var a=this.b.m();this.b=null;null!=this.f&&(window.clearInterval(this.f),this.f=null);null!=this.j&&(window.clearInterval(this.j),this.j=null);this.G=this.J=this.l=this.c=this.a=null;return a};function gf(a,b){0<a.a.readyState?a.a.currentTime=hf(a,b):a.A=b}function jf(a){return 0<a.a.readyState?hf(a,a.a.currentTime):kf(a)}function kf(a){if(a.A)return hf(a,a.A);a=a.c.presentationTimeline;return Infinity>a.Y()?a.ma():a.bb()}k.rb=function(){return this.g};
function lf(a,b){null!=a.f&&(window.clearInterval(a.f),a.f=null);a.g=b;a.a.playbackRate=a.h||0>b?0:b;!a.h&&0>b&&(a.f=window.setInterval(function(){this.a.currentTime+=b/4}.bind(a),250))}k.Ab=function(){this.o=!0;this.hc()};k.rd=function(){this.a.playbackRate!=(this.h||0>this.g?0:this.g)&&lf(this,this.a.playbackRate)};
k.fc=function(){var a=kf(this);.001>Math.abs(this.a.currentTime-a)?(E(this.b,this.a,"seeking",this.ic.bind(this)),E(this.b,this.a,"playing",this.gc.bind(this))):(La(this.b,this.a,"seeking",this.td.bind(this)),this.a.currentTime=a)};k.td=function(){E(this.b,this.a,"seeking",this.ic.bind(this));E(this.b,this.a,"playing",this.gc.bind(this))};
k.hc=function(){if(this.a.readyState){this.a.readyState!=this.B&&(this.i=!1,this.B=this.a.readyState);var a=this.l.smallGapLimit,b=this.a.currentTime,c=this.a.buffered;a:{if(c&&c.length&&!(1==c.length&&1E-6>c.end(0)-c.start(0))){var d=.1;/(Edge|Trident)\//.test(navigator.userAgent)&&(d=.5);for(var e=0;e<c.length;e++)if(c.start(e)>b&&(!e||c.end(e-1)-b<=d)){d=e;break a}}d=null}if(null==d){if(3>this.a.readyState&&0<this.a.playbackRate)if(this.O!=b)this.O=b,this.v=Date.now();else if(this.v<Date.now()-
1E3)for(this.v=Date.now()+5E3,d=0;d<c.length;d++)if(b>=c.start(d)&&b<c.end(d)-.5){this.a.currentTime=this.a.currentTime;break}}else if(d||this.o)if(e=c.start(d),!(e>=this.c.presentationTimeline.bb())){var f=e-b,a=f<=a,g=!1;a||this.i||(this.i=!0,f=new I("largegap",{currentTime:b,gapSize:f}),f.cancelable=!0,this.G(f),this.l.jumpLargeGaps&&!f.defaultPrevented&&(g=!0));if(a||g)d&&c.end(d-1),mf(this,b,e)}}};
k.ic=function(){this.o=!1;var a=this.a.currentTime,b=nf(this,a);.001<Math.abs(b-a)?mf(this,a,b):(this.i=!1,this.J())};k.gc=function(){var a=this.a.currentTime,b=nf(this,a);.001<Math.abs(b-a)&&mf(this,a,b)};function nf(a,b){var c=Bb.bind(null,a.a.buffered),d=1*Math.max(a.c.minBufferTime||0,a.l.rebufferingGoal),e=a.c.presentationTimeline,f=e.ua(),g=e.Ea(d),h=e.Ea(5),d=e.Ea(d+5);return b>f?f:b<e.Ea(0)?c(h)?h:d:b>=g||c(b)?b:d}
function mf(a,b,c){a.a.currentTime=c;var d=0,e=function(){!this.a||10<=d++||this.a.currentTime!=b||(this.a.currentTime=c,setTimeout(e,100))}.bind(a);setTimeout(e,100)}function hf(a,b){var c=a.c.presentationTimeline.ma();if(b<c)return c;c=a.c.presentationTimeline.ua();return b>c?c:b};function of(a,b,c,d,e,f){this.a=a;this.g=b;this.A=c;this.l=d;this.h=e;this.B=f;this.c=[];this.j=new D;this.b=!1;this.i=-1;this.f=null;pf(this)}of.prototype.m=function(){var a=this.j?this.j.m():Promise.resolve();this.j=null;qf(this);this.B=this.h=this.l=this.A=this.g=this.a=null;this.c=[];return a};
of.prototype.v=function(a){if(!this.c.some(function(b){return b.info.schemeIdUri==a.schemeIdUri&&b.info.startTime==a.startTime&&b.info.endTime==a.endTime})){var b={info:a,status:1};this.c.push(b);var c=new I("timelineregionadded",{detail:rf(a)});this.h(c);this.o(!0,b)}};function rf(a){var b=Da(a);b.eventElement=a.eventElement;return b}
of.prototype.o=function(a,b){var c=b.info.startTime>this.a.currentTime?1:b.info.endTime<this.a.currentTime?3:2,d=2==b.status,e=2==c;if(c!=b.status){if(!a||d||e)d||this.h(new I("timelineregionenter",{detail:rf(b.info)})),e||this.h(new I("timelineregionexit",{detail:rf(b.info)}));b.status=c}};function pf(a){qf(a);a.f=window.setTimeout(a.G.bind(a),250)}function qf(a){a.f&&(window.clearTimeout(a.f),a.f=null)}
of.prototype.G=function(){this.f=null;pf(this);var a=hc(this.g,this.a.currentTime);a!=this.i&&(-1!=this.i&&this.B(),this.i=a);var a=Cb(this.a.buffered,this.a.currentTime),b=Ab(this.a.buffered)>=this.g.presentationTimeline.ua()-.1||this.a.ended;if(this.b){var c=1*Math.max(this.g.minBufferTime||0,this.A.rebufferingGoal);(b||a>=c)&&0!=this.b&&(this.b=!1,this.l(!1))}else!b&&.5>a&&1!=this.b&&(this.b=!0,this.l(!0));this.c.forEach(this.o.bind(this,!1))};function sf(a,b){this.a=b;this.b=a;this.g=null;this.i=1;this.o=Promise.resolve();this.h=[];this.j={};this.c={};this.f=this.l=this.v=!1}k=sf.prototype;k.m=function(){for(var a in this.c)tf(this.c[a]);this.g=this.c=this.j=this.h=this.o=this.b=this.a=null;this.f=!0;return Promise.resolve()};k.configure=function(a){this.g=a};k.init=function(){var a=this.a.bc(this.b.periods[hc(this.b,jf(this.a.Oa))]);return Ma(a)?Promise.reject(new t(2,5,5005)):uf(this,a).then(function(){this.a&&this.a.jd&&this.a.jd()}.bind(this))};
function V(a){return a.b.periods[hc(a.b,jf(a.a.Oa))]}function vf(a){return Oa(a.c,function(a){return a.na||a.stream})}function wf(a,b){var c={};c.text=b;return uf(a,c)}function xf(a,b){var c=a.c.video;if(c){var d=c.stream;if(d)if(b){var e=d.trickModeVideo;if(e){var f=c.na;f||(yf(a,"video",e,!1),c.na=d)}}else if(f=c.na)c.na=null,yf(a,"video",f,!0)}}
function yf(a,b,c,d){var e=a.c[b];if(!e&&"text"==b&&a.g.ignoreTextStreamFailures)wf(a,c);else if(e){var f=ic(a.b,c);d&&f!=e.wa?zf(a):(e.na&&(c.trickModeVideo?(e.na=c,c=c.trickModeVideo):e.na=null),"text"==b&&Fb(a.a.K,Yb(c.mimeType,c.codecs)),(b=a.h[f])&&b.La&&(b=a.j[c.id])&&b.La&&e.stream!=c&&(e.stream=c,e.cb=!0,d&&(e.sa?e.kb=!0:e.xa?(e.ra=!0,e.kb=!0):(tf(e),Af(a,e,!0)))))}}
function Bf(a){var b=jf(a.a.Oa);Object.keys(a.c).every(function(a){var c=this.a.K;"text"==a?(a=c.a,a=b>=a.b&&b<a.a):(a=Ib(c,a),a=Bb(a,b));return a}.bind(a))||zf(a)}function zf(a){for(var b in a.c){var c=a.c[b];c.sa||c.ra||(c.xa?c.ra=!0:null==Gb(a.a.K,b)?null==c.qa&&Cf(a,c,0):(tf(c),Af(a,c,!1)))}}
function uf(a,b,c){var d=hc(a.b,jf(a.a.Oa)),e=Oa(b,function(a){return Yb(a.mimeType,a.codecs)});a.a.K.init(e);Df(a);e=Na(b);return Ef(a,e).then(function(){if(!this.f)for(var a in b){var e=b[a];this.c[a]||(this.c[a]={stream:e,type:a,Fa:null,ea:null,na:null,cb:!0,wa:d,endOfStream:!1,xa:!1,qa:null,ra:!1,kb:!1,sa:!1,Gb:!1,tb:!1,rc:c||0},Cf(this,this.c[a],0))}}.bind(a))}
function Ff(a,b){var c=a.h[b];if(c)return c.L;c={L:new A,La:!1};a.h[b]=c;var d=a.b.periods[b].variants.map(function(a){var b=[];a.audio&&b.push(a.audio);a.video&&b.push(a.video);a.video&&a.video.trickModeVideo&&b.push(a.video.trickModeVideo);return b}).reduce(x,[]).filter(Aa);d.push.apply(d,a.b.periods[b].textStreams);a.o=a.o.then(function(){if(!this.f)return Ef(this,d)}.bind(a)).then(function(){this.f||(this.h[b].L.resolve(),this.h[b].La=!0)}.bind(a))["catch"](function(a){this.f||(this.h[b].L.reject(),
delete this.h[b],this.a.onError(a))}.bind(a));return c.L}
function Ef(a,b){b.map(function(a){return a.id}).filter(Aa);for(var c=[],d=0;d<b.length;++d){var e=b[d];var f=a.j[e.id];f?c.push(f.L):(a.j[e.id]={L:new A,La:!1},c.push(e.createSegmentIndex()))}return Promise.all(c).then(function(){if(!this.f)for(var a=0;a<b.length;++a){var c=this.j[b[a].id];c.La||(c.L.resolve(),c.La=!0)}}.bind(a))["catch"](function(a){if(!this.f)return this.j[e.id].L.reject(),delete this.j[e.id],Promise.reject(a)}.bind(a))}
function Df(a){var b=a.b.presentationTimeline.Y();Infinity>b?a.a.K.pa(b):a.a.K.pa(Math.pow(2,32))}k.ke=function(a){if(!this.f&&!a.xa&&null!=a.qa&&!a.sa)if(a.qa=null,a.ra)Af(this,a,a.kb);else{try{var b=Gf(this,a);null!=b&&(Cf(this,a,b),a.tb=!1)}catch(c){this.a.onError(c);return}b=Na(this.c);Hf(this,a);b.every(function(a){return a.endOfStream})&&this.a.K.endOfStream().then(function(){this.b.presentationTimeline.pa(this.a.K.Y())}.bind(this))}};
function Gf(a,b){var c=jf(a.a.Oa),d=b.Fa&&b.ea?a.b.periods[ic(a.b,b.Fa)].startTime+b.ea.endTime:Math.max(c,b.rc);b.rc=0;var e=ic(a.b,b.stream),f=hc(a.b,d);var g=a.a.K;var h=b.type;"text"==h?(g=g.a,g=null==g.a||g.a<c?0:g.a-Math.max(c,g.b)):(g=Ib(g,h),g=Cb(g,c));h=Math.max(a.i*Math.max(a.b.minBufferTime||0,a.g.rebufferingGoal),a.i*a.g.bufferingGoal);if(d>=a.b.presentationTimeline.Y())return b.endOfStream=!0,null;b.endOfStream=!1;b.wa=f;if(f!=e)return null;if(g>=h)return.5;d=a.a.K;f=b.type;d="text"==
f?d.a.a:Ab(Ib(d,f));b.ea&&b.stream==b.Fa?(f=b.ea.position+1,d=If(a,b,e,f)):(f=b.ea?b.stream.findSegmentPosition(Math.max(0,a.b.periods[ic(a.b,b.Fa)].startTime+b.ea.endTime-a.b.periods[e].startTime)):b.stream.findSegmentPosition(Math.max(0,(d||c)-a.b.periods[e].startTime)),null==f?d=null:(g=null,null==d&&(g=If(a,b,e,Math.max(0,f-1))),d=g||If(a,b,e,f)));if(!d)return 1;Jf(a,b,c,e,d);return null}
function If(a,b,c,d){c=a.b.periods[c];b=b.stream.getSegmentReference(d);if(!b)return null;a=a.b.presentationTimeline;d=a.ua();return c.startTime+b.endTime<a.ma()||c.startTime+b.startTime>d?null:b}
function Jf(a,b,c,d,e){var f=a.b.periods[d],g=b.stream,h=a.b.periods[d+1],l=null,l=h?h.startTime:a.b.presentationTimeline.Y();d=Kf(a,b,d,l);b.xa=!0;b.cb=!1;h=Lf(a,e);Promise.all([d,h]).then(function(a){if(!this.f&&!this.l)return Mf(this,b,c,f,g,e,a[1])}.bind(a)).then(function(){this.f||this.l||(b.xa=!1,b.Gb=!1,b.ra||this.a.Ab(),Cf(this,b,0),Nf(this,g))}.bind(a))["catch"](function(a){this.f||this.l||(b.xa=!1,this.b.presentationTimeline.$()&&this.g.infiniteRetriesForLiveStreams&&(1001==a.code||1002==
a.code||1003==a.code)?"text"==b.type&&this.g.ignoreTextStreamFailures&&1001==a.code?delete this.c.text:(a.severity=1,this.a.onError(a),Cf(this,b,4)):3017==a.code?Of(this,b,a):"text"==b.type&&this.g.ignoreTextStreamFailures?delete this.c.text:(b.tb=!0,a.severity=2,this.a.onError(a)))}.bind(a))}function Of(a,b,c){if(!Na(a.c).some(function(a){return a!=b&&a.Gb})){var d=Math.round(100*a.i);if(20<d)a.i-=.2;else if(4<d)a.i-=.04;else{b.tb=!0;a.l=!0;a.a.onError(c);return}b.Gb=!0}Cf(a,b,4)}
function Kf(a,b,c,d){if(!b.cb)return Promise.resolve();c=Mb(a.a.K,b.type,a.b.periods[c].startTime-b.stream.presentationTimeOffset,d);if(!b.stream.initSegmentReference)return c;a=Lf(a,b.stream.initSegmentReference).then(function(a){if(!this.f)return Jb(this.a.K,b.type,a,null,null)}.bind(a))["catch"](function(a){b.cb=!0;return Promise.reject(a)});return Promise.all([c,a])}
function Mf(a,b,c,d,e,f,g){e.containsEmsgBoxes&&(new Q).da("emsg",a.Ed.bind(a,d,f)).parse(g);return Pf(a,b,c).then(function(){if(!this.f)return Jb(this.a.K,b.type,g,f.startTime+d.startTime,f.endTime+d.startTime)}.bind(a)).then(function(){if(!this.f)return b.Fa=e,b.ea=f,Promise.resolve()}.bind(a))}
k.Ed=function(a,b,c){var d=c.s.Db(),e=c.s.Db(),f=c.s.D(),g=c.s.D(),h=c.s.D(),l=c.s.D();c=c.s.Ka(c.s.H.byteLength-c.s.u);a=a.startTime+b.startTime+g/f;if("urn:mpeg:dash:event:2012"==d)this.a.kd();else this.a.onEvent(new I("emsg",{detail:{startTime:a,endTime:a+h/f,schemeIdUri:d,value:e,timescale:f,presentationTimeDelta:g,eventDuration:h,id:l,messageData:c}}))};
function Pf(a,b,c){var d=Gb(a.a.K,b.type);if(null==d)return Promise.resolve();c=c-d-a.g.bufferBehind;return 0>=c?Promise.resolve():a.a.K.remove(b.type,d,d+c).then(function(){}.bind(a))}function Nf(a,b){if(!a.v&&(a.v=Na(a.c).every(function(a){return"text"==a.type?!0:!a.ra&&!a.sa&&a.ea}),a.v)){var c=ic(a.b,b);a.h[c]||Ff(a,c).then(function(){this.a.ac()}.bind(a))["catch"](y);for(c=0;c<a.b.periods.length;++c)Ff(a,c)["catch"](y);a.a.wd&&a.a.wd()}}
function Hf(a,b){if(b.wa!=ic(a.b,b.stream)){var c=b.wa,d=Na(a.c);d.every(function(a){return a.wa==c})&&d.every(Qf)&&Ff(a,c).then(function(){if(!this.f&&d.every(function(a){var b=ic(this.b,a.stream);return Qf(a)&&a.wa==c&&b!=c}.bind(this))){var a=this.b.periods[c],b=this.a.bc(a),g;for(g in this.c)if(!b[g]&&"text"!=g){this.a.onError(new t(2,5,5005));return}for(g in b)if(!this.c[g])if("text"==g)uf(this,{text:b.text},a.startTime),delete b[g];else{this.a.onError(new t(2,5,5005));return}for(g in this.c)(a=
b[g])?(yf(this,g,a,!1),Cf(this,this.c[g],0)):delete this.c[g];this.a.ac()}}.bind(a))["catch"](y)}}function Qf(a){return!a.xa&&null==a.qa&&!a.ra&&!a.sa}function Lf(a,b){var c=C(b.a(),a.g.retryParameters);if(b.X||null!=b.M){var d="bytes="+b.X+"-";null!=b.M&&(d+=b.M);c.headers.Range=d}return a.a.dd.request(1,c).then(function(a){return a.data})}
function Af(a,b,c){b.ra=!1;b.kb=!1;b.sa=!0;Lb(a.a.K,b.type).then(function(){if(!this.f&&c){var a=this.a.K,e=b.type;return"text"==e?Promise.resolve():Kb(a,e,a.Oc.bind(a,e))}}.bind(a)).then(function(){this.f||(b.Fa=null,b.ea=null,b.sa=!1,b.endOfStream=!1,Cf(this,b,0))}.bind(a))}function Cf(a,b,c){b.qa=window.setTimeout(a.ke.bind(a,b),1E3*c)}function tf(a){null!=a.qa&&(window.clearTimeout(a.qa),a.qa=null)};function Rf(a,b){return new Promise(function(c,d){var e=new XMLHttpRequest;e.open(b.method,a,!0);e.responseType="arraybuffer";e.timeout=b.retryParameters.timeout;e.withCredentials=b.allowCrossSiteCredentials;e.onload=function(b){b=b.target;var e=b.getAllResponseHeaders().split("\r\n").reduce(function(a,b){var c=b.split(": ");a[c[0].toLowerCase()]=c.slice(1).join(": ");return a},{});if(200<=b.status&&299>=b.status&&202!=b.status)b.responseURL&&(a=b.responseURL),c({uri:a,data:b.response,headers:e,fromCache:!!e["x-shaka-from-cache"]});
else{var f=null;try{f=Ta(b.response)}catch(m){}d(new t(401==b.status||403==b.status?2:1,1,1001,a,b.status,f,e))}};e.onerror=function(){d(new t(1,1,1002,a))};e.ontimeout=function(){d(new t(1,1,1003,a))};for(var f in b.headers)e.setRequestHeader(f,b.headers[f]);e.send(b.body)})}n("shaka.net.HttpPlugin",Rf);Ea.http=Rf;Ea.https=Rf;function Sf(){this.a=null;this.b=[];this.c={}}k=Sf.prototype;k.init=function(a,b){return Tf(this,a,b).then(function(){var b=Object.keys(a);return Promise.all(b.map(function(a){return Uf(this,a).then(function(b){this.c[a]=b}.bind(this))}.bind(this)))}.bind(this))};k.m=function(){return Promise.all(this.b.map(function(a){try{a.transaction.abort()}catch(b){}return a.L["catch"](y)})).then(function(){this.a&&(this.a.close(),this.a=null)}.bind(this))};
k.get=function(a,b){var c;return Vf(this,a,"readonly",function(a){c=a.get(b)}).then(function(){return c.result})};k.forEach=function(a,b){return Vf(this,a,"readonly",function(a){a.openCursor().onsuccess=function(a){if(a=a.target.result)b(a.value),a["continue"]()}})};function Wf(a,b,c){return Vf(a,b,"readwrite",function(a){a.put(c)})}k.remove=function(a,b){return Vf(this,a,"readwrite",function(a){a["delete"](b)})};
function Xf(a,b,c){return Vf(a,"segment","readwrite",function(a){for(var d=0;d<b.length;d++)a["delete"](b[d]).onsuccess=c||function(){}})}function Uf(a,b){var c=0;return Vf(a,b,"readonly",function(a){a.openCursor(null,"prev").onsuccess=function(a){(a=a.target.result)&&(c=a.key+1)}}).then(function(){return c})}
function Vf(a,b,c,d){var e={transaction:a.a.transaction([b],c),L:new A};e.transaction.oncomplete=function(){this.b.splice(this.b.indexOf(e),1);e.L.resolve()}.bind(a);e.transaction.onabort=function(a){this.b.splice(this.b.indexOf(e),1);Yf(e.transaction,e.L,a)}.bind(a);e.transaction.onerror=function(a){a.preventDefault()}.bind(a);b=e.transaction.objectStore(b);d(b);a.b.push(e);return e.L}
function Tf(a,b,c){var d=window.indexedDB.open("shaka_offline_db",1),e=!1,f=new A;d.onupgradeneeded=function(a){e=!0;a=a.target.result;for(var c in b)a.createObjectStore(c,{keyPath:b[c]})};d.onsuccess=function(a){c&&!e?(a.target.result.close(),setTimeout(function(){Tf(this,b,c-1).then(f.resolve,f.reject)}.bind(this),1E3)):(this.a=a.target.result,f.resolve())}.bind(a);d.onerror=Yf.bind(null,d,f);return f}
function Yf(a,b,c){a.error?b.reject(new t(2,9,9001,a.error)):b.reject(new t(2,9,9002));c.preventDefault()};var Zf={manifest:"key",segment:"key"};function $f(a){var b=ag(a.periods[0],[],new T(null,0)),c=Zb(b,null,null),b=ac(b,null);c.push.apply(c,b);return{offlineUri:"offline:"+a.key,originalManifestUri:a.originalManifestUri,duration:a.duration,size:a.size,expiration:void 0==a.expiration?Infinity:a.expiration,tracks:c,appMetadata:a.appMetadata}}
function ag(a,b,c){var d=a.streams.filter(function(a){return"text"==a.contentType}),e=a.streams.filter(function(a){return"audio"==a.contentType}),f=a.streams.filter(function(a){return"video"==a.contentType});b=bg(e,f,b);d=d.map(cg);a.streams.forEach(function(a){a=dg(a);c.Ha(0,a)});return{startTime:a.startTime,variants:b,textStreams:d}}function dg(a){return a.segments.map(function(a,c){return new O(c,a.startTime,a.endTime,function(){return[a.uri]},0,null)})}
function bg(a,b,c){var d=[];if(!a.length&&!b.length)return d;a.length?b.length||(b=[null]):a=[null];for(var e=0,f=0;f<a.length;f++)for(var g=0;g<b.length;g++)if(eg(a[f],b[g])){var h=a[f];var l=b[g],m=c;h={id:e++,language:h?h.language:"",primary:!!h&&h.primary||!!l&&l.primary,audio:cg(h),video:cg(l),bandwidth:0,drmInfos:m,allowedByApplication:!0,allowedByKeySystem:!0};d.push(h)}return d}
function eg(a,b){if(!(a&&b&&a.variantIds&&b.variantIds))return!0;for(var c=0;c<a.variantIds.length;c++)if(b.variantIds.some(function(b){return b==a.variantIds[c]}))return!0;return!1}
function cg(a){if(!a)return null;var b=dg(a),b=new S(b);return{id:a.id,createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:b.find.bind(b),getSegmentReference:b.get.bind(b),initSegmentReference:a.initSegmentUri?new Zc(function(){return[a.initSegmentUri]},0,null):null,presentationTimeOffset:a.presentationTimeOffset,mimeType:a.mimeType,codecs:a.codecs,width:a.width||void 0,height:a.height||void 0,frameRate:a.frameRate||void 0,kind:a.kind,encrypted:a.encrypted,keyId:a.keyId,language:a.language,
label:a.label||null,type:a.contentType,primary:a.primary,trickModeVideo:null,containsEmsgBoxes:!1,roles:[]}}function fg(){return window.indexedDB?new Sf:null};function gg(a,b,c,d){this.b={};this.l=[];this.o=d;this.j=a;this.v=b;this.A=c;this.i=this.a=null;this.f=this.g=this.h=this.c=0}gg.prototype.m=function(){var a=this.j,b=this.l,c=this.i||Promise.resolve(),c=c.then(function(){return Xf(a,b)});this.b={};this.l=[];this.i=this.a=this.A=this.v=this.j=this.o=null;return c};function hg(a,b,c,d,e){a.b[b]=a.b[b]||[];a.b[b].push({uris:c.a(),X:c.X,M:c.M,Rb:d,Hb:e})}
function ig(a,b){a.c=0;a.h=0;a.g=0;a.f=0;Na(a.b).forEach(function(a){a.forEach(function(a){null!=a.M?this.c+=a.M-a.X+1:this.g+=a.Rb}.bind(this))}.bind(a));a.a=b;a.a.size=a.c;var c=Na(a.b).map(function(a){var b=0,c=function(){if(!this.o)return Promise.reject(new t(2,9,9002));if(b>=a.length)return Promise.resolve();var d=a[b++];return jg(this,d).then(c)}.bind(this);return c()}.bind(a));a.b={};a.i=Promise.all(c).then(function(){return Wf(this.j,"manifest",b)}.bind(a)).then(function(){this.l=[]}.bind(a));
return a.i}
function jg(a,b){var c=C(b.uris,a.A);if(b.X||null!=b.M)c.headers.Range="bytes="+b.X+"-"+(null==b.M?"":b.M);var d;return a.v.request(1,c).then(function(a){if(!this.a)return Promise.reject(new t(2,9,9002));d=a.data.byteLength;this.l.push(b.Hb.key);b.Hb.data=a.data;return Wf(this.j,"segment",b.Hb)}.bind(a)).then(function(){if(!this.a)return Promise.reject(new t(2,9,9002));null==b.M?(this.a.size+=d,this.f+=b.Rb):this.h+=d;var a=(this.h+this.f)/(this.c+this.g),c=$f(this.a);this.o.progressCallback(c,a)}.bind(a))}
;function kg(){this.a=-1}k=kg.prototype;k.configure=function(){};k.start=function(a){var b=/^offline:([0-9]+)$/.exec(a);if(!b)return Promise.reject(new t(2,1,9004,a));var c=Number(b[1]),d=fg();this.a=c;return d?d.init(Zf).then(function(){return d.get("manifest",c)}).then(function(a){if(!a)throw new t(2,9,9003,c);return lg(a)}).then(function(a){return d.m().then(function(){return a})},function(a){return d.m().then(function(){throw a;})}):Promise.reject(new t(2,9,9E3))};k.stop=function(){return Promise.resolve()};
k.update=function(){};k.onExpirationUpdated=function(a,b){var c=fg();c.init(Zf).then(function(){return c.get("manifest",this.a)}.bind(this)).then(function(d){if(d&&!(0>d.sessionIds.indexOf(a))&&(void 0==d.expiration||d.expiration>b))return d.expiration=b,Wf(c,"manifest",d)})["catch"](function(){}).then(function(){return c.m()})};
function lg(a){var b=new T(null,0);b.pa(a.duration);var c=a.drmInfo?[a.drmInfo]:[];return{presentationTimeline:b,minBufferTime:10,offlineSessionIds:a.sessionIds,periods:a.periods.map(function(a){return ag(a,c,b)})}}Dd["application/x-offline-manifest"]=kg;function mg(a){if(/^offline:([0-9]+)$/.exec(a)){var b={uri:a,data:new ArrayBuffer(0),headers:{"content-type":"application/x-offline-manifest"}};return Promise.resolve(b)}if(b=/^offline:[0-9]+\/[0-9]+\/([0-9]+)$/.exec(a)){var c=Number(b[1]),d=fg();return d?d.init(Zf).then(function(){return d.get("segment",c)}).then(function(b){return d.m().then(function(){if(!b)throw new t(2,9,9003,c);return{uri:a,data:b.data,headers:{}}})}):Promise.reject(new t(2,9,9E3))}return Promise.reject(new t(2,1,9004,a))}
n("shaka.offline.OfflineScheme",mg);Ea.offline=mg;function ng(){this.a=Promise.resolve();this.b=this.c=this.f=!1;this.i=new Promise(function(a){this.g=a}.bind(this))}ng.prototype.then=function(a){this.a=this.a.then(a).then(function(a){return this.b?(this.g(),Promise.reject(this.h)):Promise.resolve(a)}.bind(this));return this};function og(a){a.f||(a.a=a.a.then(function(a){this.c=!0;return Promise.resolve(a)}.bind(a),function(a){this.c=!0;return this.b?(this.g(),Promise.reject(this.h)):Promise.reject(a)}.bind(a)));a.f=!0;return a.a}
ng.prototype.cancel=function(a){if(this.c)return Promise.resolve();this.b=!0;this.h=a;return this.i};function W(a,b){p.call(this);this.O=!1;this.f=a;this.A=null;this.l=new D;this.Qb=new H;this.Ya=this.c=this.h=this.a=this.v=this.g=this.Wa=this.ja=this.N=this.j=this.o=null;this.Dc=1E9;this.Va=[];this.ka=!1;this.Za=!0;this.la=this.J=null;this.G={};this.Xa=[];this.B={};this.b=pg(this);this.ob={width:Infinity,height:Infinity};this.i=qg();this.Ua=0;this.ia=this.b.preferredAudioLanguage;this.Ca=this.b.preferredTextLanguage;this.lb=this.mb="";b&&b(this);this.o=new B(this.de.bind(this));this.Wa=rg(this);
for(var c=0;c<this.f.textTracks.length;++c){var d=this.f.textTracks[c];d.mode="disabled";"Shaka Player TextTrack"==d.label&&(this.A=d)}this.A||(this.A=this.f.addTextTrack("subtitles","Shaka Player TextTrack"));this.A.mode="hidden";E(this.l,this.f,"error",this.yd.bind(this))}ba(W);n("shaka.Player",W);
W.prototype.m=function(){this.O=!0;var a=Promise.resolve();this.J&&(a=this.J.cancel(new t(2,7,7E3)));return a.then(function(){var a=Promise.all([this.la,sg(this),this.l?this.l.m():null,this.o?this.o.m():null]);this.b=this.o=this.Qb=this.l=this.A=this.f=null;return a}.bind(this))};W.prototype.destroy=W.prototype.m;W.version="v2.1.4";var tg={};W.registerSupportPlugin=function(a,b){tg[a]=b};
W.isBrowserSupported=function(){return!!window.Promise&&!!window.Uint8Array&&!!Array.prototype.forEach&&!!window.MediaSource&&!!window.MediaSource.isTypeSupported&&!!window.MediaKeys&&!!window.navigator&&!!window.navigator.requestMediaKeySystemAccess&&!!window.MediaKeySystemAccess&&!!window.MediaKeySystemAccess.prototype.getConfiguration};W.probeSupport=function(){return qb().then(function(a){var b=Fd(),c=Eb();a={manifest:b,media:c,drm:a};for(var d in tg)a[d]=tg[d]();return a})};
W.prototype.load=function(a,b,c){var d=this.hb(),e=new ng;this.J=e;this.dispatchEvent(new I("loading"));var f=Date.now();return og(e.then(function(){return d}).then(function(){this.i=qg();E(this.l,this.f,"playing",this.Sa.bind(this));E(this.l,this.f,"pause",this.Sa.bind(this));E(this.l,this.f,"ended",this.Sa.bind(this));return Gd(a,this.o,this.b.manifest.retryParameters,c)}.bind(this)).then(function(b){this.h=new b;this.h.configure(this.b.manifest);b={networkingEngine:this.o,filterPeriod:this.fb.bind(this),
onTimelineRegionAdded:this.xd.bind(this),onEvent:this.gb.bind(this),onError:this.ya.bind(this)};return 2<this.h.start.length?this.h.start(a,this.o,b.filterPeriod,b.onError,b.onEvent):this.h.start(a,b)}.bind(this)).then(function(b){if(0==b.periods.length)throw new t(2,4,4014);this.c=b;this.Ya=a;this.j=new bb(this.o,this.ya.bind(this),this.be.bind(this),this.ae.bind(this));this.j.configure(this.b.drm);return this.j.init(b,!1)}.bind(this)).then(function(){this.c.periods.forEach(this.fb.bind(this));this.Ua=
Date.now()/1E3;this.ia=this.b.preferredAudioLanguage;this.Ca=this.b.preferredTextLanguage;return Promise.all([eb(this.j,this.f),this.Wa])}.bind(this)).then(function(){this.b.abr.manager.init(this.Lb.bind(this));this.g=new ff(this.f,this.c,this.b.streaming,b||null,this.ce.bind(this),this.gb.bind(this));this.v=new of(this.f,this.c,this.b.streaming,this.zc.bind(this),this.gb.bind(this),this.$d.bind(this));this.ja=new Db(this.f,this.N,this.A);this.a=new sf(this.c,{Oa:this.g,K:this.ja,dd:this.o,bc:this.ed.bind(this),
ac:this.Gc.bind(this),onError:this.ya.bind(this),onEvent:this.gb.bind(this),kd:this.ld.bind(this),Ab:this.ud.bind(this)});this.a.configure(this.b.streaming);ug(this);return this.a.init()}.bind(this)).then(function(){if(this.b.streaming.startAtSegmentBoundary){var a=vg(this,jf(this.g));gf(this.g,a)}this.c.periods.forEach(this.fb.bind(this));wg(this);xg(this);var a=V(this.a),b=dc(a,this.ia);this.b.abr.manager.setVariants(b);a.variants.some(function(a){return a.primary});this.Xa.forEach(this.v.v.bind(this.v));
this.Xa=[];La(this.l,this.f,"loadeddata",function(){this.i.loadLatency=(Date.now()-f)/1E3}.bind(this));this.J=null}.bind(this)))["catch"](function(a){this.J==e&&(this.J=null,this.dispatchEvent(new I("unloading")));return Promise.reject(a)}.bind(this))};W.prototype.load=W.prototype.load;
function ug(a){function b(a){return(a.video?a.video.codecs.split(".")[0]:"")+"-"+(a.audio?a.audio.codecs.split(".")[0]:"")}var c={};a.c.periods.forEach(function(a){a.variants.forEach(function(a){var d=b(a);d in c||(c[d]=[]);c[d].push(a)})});var d=null,e=Infinity;Qa(c,function(a,b){var c=0,f=0;b.forEach(function(a){c+=a.bandwidth;++f});var g=c/f;g<e&&(d=a,e=g)});a.c.periods.forEach(function(a){a.variants=a.variants.filter(function(a){return b(a)==d?!0:!1})})}
function rg(a){a.N=new MediaSource;var b=new A;E(a.l,a.N,"sourceopen",b.resolve);a.f.src=window.URL.createObjectURL(a.N);return b}W.prototype.configure=function(a){a.abr&&a.abr.manager&&a.abr.manager!=this.b.abr.manager&&(this.b.abr.manager.stop(),a.abr.manager.init(this.Lb.bind(this)));Ca(this.b,a,pg(this),yg(),"");zg(this)};W.prototype.configure=W.prototype.configure;
function zg(a){a.h&&a.h.configure(a.b.manifest);a.j&&a.j.configure(a.b.drm);if(a.a){a.a.configure(a.b.streaming);try{a.c.periods.forEach(a.fb.bind(a))}catch(b){a.ya(b)}Ag(a,V(a.a))}a.b.abr.enabled&&!a.Za?a.b.abr.manager.enable():a.b.abr.manager.disable();a.b.abr.manager.setDefaultEstimate(a.b.abr.defaultBandwidthEstimate);a.b.abr.manager.setRestrictions(a.b.abr.restrictions)}W.prototype.getConfiguration=function(){var a=pg(this);Ca(a,this.b,pg(this),yg(),"");return a};
W.prototype.getConfiguration=W.prototype.getConfiguration;W.prototype.Rd=function(){var a=pg(this);a.abr&&a.abr.manager&&a.abr.manager!=this.b.abr.manager&&(this.b.abr.manager.stop(),a.abr.manager.init(this.Lb.bind(this)));this.b=pg(this);zg(this)};W.prototype.resetConfiguration=W.prototype.Rd;W.prototype.Sc=function(){return this.f};W.prototype.getMediaElement=W.prototype.Sc;W.prototype.Wb=function(){return this.o};W.prototype.getNetworkingEngine=W.prototype.Wb;W.prototype.Rc=function(){return this.Ya};
W.prototype.getManifestUri=W.prototype.Rc;W.prototype.$=function(){return this.c?this.c.presentationTimeline.$():!1};W.prototype.isLive=W.prototype.$;W.prototype.va=function(){return this.c?this.c.presentationTimeline.va():!1};W.prototype.isInProgress=W.prototype.va;W.prototype.Td=function(){var a=0,b=0;this.c&&(b=this.c.presentationTimeline,a=b.ma(),b=b.bb());return{start:a,end:b}};W.prototype.seekRange=W.prototype.Td;W.prototype.keySystem=function(){return this.j?this.j.keySystem():""};
W.prototype.keySystem=W.prototype.keySystem;W.prototype.drmInfo=function(){return this.j?this.j.b:null};W.prototype.drmInfo=W.prototype.drmInfo;W.prototype.ab=function(){return this.j?this.j.ab():Infinity};W.prototype.getExpiration=W.prototype.ab;W.prototype.$c=function(){return this.ka};W.prototype.isBuffering=W.prototype.$c;
W.prototype.hb=function(){if(this.O)return Promise.resolve();this.dispatchEvent(new I("unloading"));var a=Promise.resolve();this.J&&(a=this.J.cancel(new t(2,7,7E3)));return a.then(function(){this.la||(this.la=Bg(this).then(function(){this.la=null}.bind(this)));return this.la}.bind(this))};W.prototype.unload=W.prototype.hb;W.prototype.rb=function(){return this.g?this.g.rb():0};W.prototype.getPlaybackRate=W.prototype.rb;W.prototype.ne=function(a){this.g&&lf(this.g,a);this.a&&xf(this.a,1!=a)};
W.prototype.trickPlay=W.prototype.ne;W.prototype.Hc=function(){this.g&&lf(this.g,1);this.a&&xf(this.a,!1)};W.prototype.cancelTrickPlay=W.prototype.Hc;W.prototype.getTracks=function(){return this.Yb().concat(this.Xb())};W.prototype.getTracks=W.prototype.getTracks;W.prototype.Wd=function(a,b){"text"==a.type?this.tc(a):(this.configure({abr:{enabled:!1}}),this.uc(a,b))};W.prototype.selectTrack=W.prototype.Wd;
W.prototype.Yb=function(){if(!this.c)return[];var a=hc(this.c,jf(this.g)),b=this.B[a]||{};return Zb(this.c.periods[a],b.audio,b.video)};W.prototype.getVariantTracks=W.prototype.Yb;W.prototype.Xb=function(){if(!this.c)return[];var a=hc(this.c,jf(this.g));return ac(this.c.periods[a],(this.B[a]||{}).text).filter(function(a){return 0>this.Va.indexOf(a.id)}.bind(this))};W.prototype.getTextTracks=W.prototype.Xb;
W.prototype.tc=function(a){if(this.a&&(a=cc(V(this.a),a))){Cg(this,a,!1);var b={};b.text=a;Dg(this,b,!0)}};W.prototype.selectTextTrack=W.prototype.tc;
W.prototype.uc=function(a,b){if(this.a){var c={},d=bc(V(this.a),a),e=vf(this.a);if(d){if(!d.allowedByApplication||!d.allowedByKeySystem)return;d.audio&&(Eg(this,d.audio),d.audio!=e.audio&&(c.audio=d.audio));d.video&&(Eg(this,d.video),d.video!=e.video&&(c.video=d.video))}Na(c).forEach(function(a){Cg(this,a,!1)}.bind(this));(d=e.text)&&(c.text=d);Dg(this,c,b)}};W.prototype.selectVariantTrack=W.prototype.uc;
W.prototype.Pc=function(){return this.a?$b(V(this.a).variants).map(function(a){return a.language}).filter(Aa):[]};W.prototype.getAudioLanguages=W.prototype.Pc;W.prototype.Yc=function(){return this.a?V(this.a).textStreams.map(function(a){return a.language}).filter(Aa):[]};W.prototype.getTextLanguages=W.prototype.Yc;W.prototype.Ud=function(a,b){if(this.a){var c=V(this.a);this.ia=a;this.mb=b||"";Ag(this,c)}};W.prototype.selectAudioLanguage=W.prototype.Ud;
W.prototype.Vd=function(a,b){if(this.a){var c=V(this.a);this.Ca=a;this.lb=b||"";Ag(this,c)}};W.prototype.selectTextLanguage=W.prototype.Vd;W.prototype.bd=function(){return"showing"==this.A.mode};W.prototype.isTextTrackVisible=W.prototype.bd;W.prototype.Yd=function(a){this.A.mode=a?"showing":"hidden";Fg(this)};W.prototype.setTextTrackVisibility=W.prototype.Yd;W.prototype.Uc=function(){return this.c?new Date(1E3*this.c.presentationTimeline.f+1E3*this.f.currentTime):null};
W.prototype.getPlayheadTimeAsDate=W.prototype.Uc;
W.prototype.getStats=function(){Gg(this);this.Sa();var a=null,b=null,c=this.f&&this.f.getVideoPlaybackQuality?this.f.getVideoPlaybackQuality():{};this.g&&this.c&&(a=hc(this.c,jf(this.g)),b=this.B[a],b=gc(b.audio,b.video,this.c.periods[a].variants),a=b.video||{});a||(a={});b||(b={});return{width:a.width||0,height:a.height||0,streamBandwidth:b.bandwidth||0,decodedFrames:Number(c.totalVideoFrames),droppedFrames:Number(c.droppedVideoFrames),estimatedBandwidth:this.b.abr.manager.getBandwidthEstimate(),loadLatency:this.i.loadLatency,
playTime:this.i.playTime,bufferingTime:this.i.bufferingTime,switchHistory:Da(this.i.switchHistory),stateHistory:Da(this.i.stateHistory)}};W.prototype.getStats=W.prototype.getStats;
W.prototype.addTextTrack=function(a,b,c,d,e,f){if(!this.a)return Promise.reject();for(var g=V(this.a),h,l=0;l<this.c.periods.length;l++)if(this.c.periods[l]==g){if(l==this.c.periods.length-1){if(h=this.c.presentationTimeline.Y()-g.startTime,Infinity==h)return Promise.reject()}else h=this.c.periods[l+1].startTime-g.startTime;break}var m={id:this.Dc++,createSegmentIndex:Promise.resolve.bind(Promise),findSegmentPosition:function(){return 1},getSegmentReference:function(b){return 1!=b?null:new O(1,0,
h,function(){return[a]},0,null)},initSegmentReference:null,presentationTimeOffset:0,mimeType:d,codecs:e||"",kind:c,encrypted:!1,keyId:null,language:b,label:f||null,type:"text",primary:!1,trickModeVideo:null,containsEmsgBoxes:!1,roles:[]};this.Va.push(m.id);g.textStreams.push(m);return wf(this.a,m).then(function(){if(!this.O){var a=this.c.periods.indexOf(g),d=vf(this.a);d.text&&(this.B[a].text=d.text.id);this.Va.splice(this.Va.indexOf(m.id),1);Ag(this,g);wg(this);return{id:m.id,active:!1,type:"text",
bandwidth:0,language:b,label:f||null,kind:c,width:null,height:null}}}.bind(this))};W.prototype.addTextTrack=W.prototype.addTextTrack;W.prototype.Jb=function(a,b){this.ob.width=a;this.ob.height=b};W.prototype.setMaxHardwareResolution=W.prototype.Jb;function Cg(a,b,c){a.i.switchHistory.push({timestamp:Date.now()/1E3,id:b.id,type:b.type,fromAdaptation:c});Eg(a,b)}function Eg(a,b){var c=ic(a.c,b);a.B[c]||(a.B[c]={});a.B[c][b.type]=b.id}
function sg(a){a.l&&(a.l.ha(a.N,"sourceopen"),a.l.ha(a.f,"loadeddata"),a.l.ha(a.f,"playing"),a.l.ha(a.f,"pause"),a.l.ha(a.f,"ended"));a.f&&(a.f.removeAttribute("src"),a.f.load());var b=Promise.all([a.b?a.b.abr.manager.stop():null,a.j?a.j.m():null,a.ja?a.ja.m():null,a.g?a.g.m():null,a.v?a.v.m():null,a.a?a.a.m():null,a.h?a.h.stop():null]);a.j=null;a.ja=null;a.g=null;a.v=null;a.a=null;a.h=null;a.c=null;a.Ya=null;a.Wa=null;a.N=null;a.Xa=[];a.B={};a.G={};a.i=qg();return b}
function Bg(a){return a.h?sg(a).then(function(){this.O||(this.zc(!1),this.Wa=rg(this))}.bind(a)):Promise.resolve()}function yg(){return{".drm.servers":"",".drm.clearKeys":"",".drm.advanced":{distinctiveIdentifierRequired:!1,persistentStateRequired:!1,videoRobustness:"",audioRobustness:"",serverCertificate:null}}}
function pg(a){return{drm:{retryParameters:Fa(),servers:{},clearKeys:{},advanced:{},delayLicenseRequestUntilPlayed:!1},manifest:{retryParameters:Fa(),dash:{customScheme:function(a){if(a)return null},clockSyncUri:"",ignoreDrmInfo:!1},hls:{defaultTimeOffset:0}},streaming:{retryParameters:Fa(),infiniteRetriesForLiveStreams:!0,rebufferingGoal:2,bufferingGoal:10,bufferBehind:30,ignoreTextStreamFailures:!1,startAtSegmentBoundary:!1,smallGapLimit:.5,jumpLargeGaps:!1},abr:{manager:a.Qb,enabled:!0,defaultBandwidthEstimate:5E5,
restrictions:{minWidth:0,maxWidth:Infinity,minHeight:0,maxHeight:Infinity,minPixels:0,maxPixels:Infinity,minBandwidth:0,maxBandwidth:Infinity}},preferredAudioLanguage:"",preferredTextLanguage:"",restrictions:{minWidth:0,maxWidth:Infinity,minHeight:0,maxHeight:Infinity,minPixels:0,maxPixels:Infinity,minBandwidth:0,maxBandwidth:Infinity}}}
function qg(){return{width:NaN,height:NaN,streamBandwidth:NaN,decodedFrames:NaN,droppedFrames:NaN,estimatedBandwidth:NaN,loadLatency:NaN,playTime:0,bufferingTime:0,switchHistory:[],stateHistory:[]}}k=W.prototype;k.fb=function(a){var b=this.a?vf(this.a):{};Wb(this.j,b,a);b=0<$b(a.variants).length;Vb(a,this.b.restrictions,this.ob)&&this.a&&V(this.a)==a&&wg(this);a=1>$b(a.variants).length;if(!b)throw new t(2,4,4011);if(a)throw new t(2,4,4012);};
function Dg(a,b,c){for(var d in b){var e=b[d],f=c||!1;"text"==d&&(f=!0);a.Za?a.G[d]={stream:e,Kc:f}:yf(a.a,d,e,f)}}function Gg(a){if(a.c){var b=Date.now()/1E3;a.ka?a.i.bufferingTime+=b-a.Ua:a.i.playTime+=b-a.Ua;a.Ua=b}}
function vg(a,b){function c(a,b){if(!a)return null;var c=a.findSegmentPosition(b-e.startTime);return null==c?null:(c=a.getSegmentReference(c))?c.startTime+e.startTime:null}var d=vf(a.a),e=V(a.a),f=c(d.video,b),d=c(d.audio,b);return null!=f&&null!=d?Math.max(f,d):null!=f?f:null!=d?d:b}k.de=function(a,b){this.b.abr.manager.segmentDownloaded(a,b)};k.zc=function(a){Gg(this);this.ka=a;this.Sa();if(this.g){var b=this.g;a!=b.h&&(b.h=a,lf(b,b.g))}this.dispatchEvent(new I("buffering",{buffering:a}))};
k.$d=function(){wg(this)};k.Sa=function(){if(!this.O){var a=this.ka?"buffering":this.f.ended?"ended":this.f.paused?"paused":"playing";var b=Date.now()/1E3;if(this.i.stateHistory.length){var c=this.i.stateHistory[this.i.stateHistory.length-1];c.duration=b-c.timestamp;if(a==c.state)return}this.i.stateHistory.push({timestamp:b,state:a,duration:0})}};k.ce=function(){if(this.v){var a=this.v;a.c.forEach(a.o.bind(a,!0))}this.a&&Bf(this.a)};
function Hg(a,b,c,d,e){if(!c||1>c.length)return a.ya(new t(2,4,4012)),{};a.b.abr.manager.setVariants(c);a.b.abr.manager.setTextStreams(d);var f=[];e&&(f=["video","audio"],b.textStreams.length&&f.push("text"));e=vf(a.a);var g=a.a;var h=g.c.video||g.c.audio;g=h?g.b.periods[h.wa]:null;if(b=fc(e.audio,e.video,g?g.variants:b.variants)){b.allowedByApplication&&b.allowedByKeySystem||(f.push("audio"),f.push("video"));for(var l in e)b=e[l],"audio"==b.type&&b.language!=c[0].language?f.push(l):"text"==b.type&&
0<d.length&&b.language!=d[0].language&&f.push(l)}f=f.filter(Aa);if(0<f.length){c={};try{c=a.b.abr.manager.chooseStreams(f)}catch(m){a.ya(m)}return c}return{}}function Ag(a,b){var c={audio:!1,text:!1},d=dc(b,a.ia,c,a.mb),e=ec(b,a.Ca,c,a.lb),d=Hg(a,b,d,e),f;for(f in d)Cg(a,d[f],!0);Dg(a,d,!0);xg(a);d.text&&d.audio&&c.text&&d.text.language!=d.audio.language&&(a.A.mode="showing",Fg(a))}
k.ed=function(a){this.Za=!0;this.b.abr.manager.disable();var b=dc(a,this.ia,void 0,this.mb),c=ec(a,this.Ca,void 0,this.lb);a=Hg(this,a,b,c,!0);for(var d in this.G)a[d]=this.G[d].stream;this.G={};for(d in a)Cg(this,a[d],!0);return a};k.Gc=function(){this.Za=!1;this.b.abr.enabled&&this.b.abr.manager.enable();for(var a in this.G){var b=this.G[a];yf(this.a,a,b.stream,b.Kc)}this.G={}};k.ld=function(){this.h&&this.h.update&&this.h.update()};k.ud=function(){this.g&&this.g.Ab()};
k.Lb=function(a,b){var c=vf(this.a),d;for(d in a){var e=a[d];c[d]!=e?Cg(this,e,!0):delete a[d]}if(!Ma(a)&&this.a){for(d in a)yf(this.a,d,a[d],b||!1);xg(this)}};function xg(a){Promise.resolve().then(function(){this.O||this.dispatchEvent(new I("adaptation"))}.bind(a))}function wg(a){Promise.resolve().then(function(){this.O||this.dispatchEvent(new I("trackschanged"))}.bind(a))}function Fg(a){a.dispatchEvent(new I("texttrackvisibility"))}k.ya=function(a){this.O||this.dispatchEvent(new I("error",{detail:a}))};
k.xd=function(a){this.v?this.v.v(a):this.Xa.push(a)};k.gb=function(a){this.dispatchEvent(a)};k.yd=function(){if(this.f.error){var a=this.f.error.code;if(1!=a){var b=this.f.error.msExtendedCode;b&&(0>b&&(b+=Math.pow(2,32)),b=b.toString(16));this.ya(new t(2,3,3016,a,b))}}};
k.be=function(a){var b=["output-restricted","internal-error"],c=V(this.a),d=!1;c.variants.forEach(function(c){var e=[];c.audio&&e.push(c.audio);c.video&&e.push(c.video);e.forEach(function(e){var f=c.allowedByKeySystem;e.keyId&&(e=a[e.keyId],c.allowedByKeySystem=!!e&&0>b.indexOf(e));f!=c.allowedByKeySystem&&(d=!0)})});var e=vf(this.a);(e=fc(e.audio,e.video,c.variants))&&!e.allowedByKeySystem&&Ag(this,c);d&&wg(this)};
k.ae=function(a,b){if(this.h&&this.h.onExpirationUpdated)this.h.onExpirationUpdated(a,b);this.dispatchEvent(new I("expirationupdated"))};function X(a){if(!a||a.constructor!=W)throw new t(2,9,9008);this.a=fg();this.f=a;this.i=Ig(this);this.b=null;this.v=!1;this.j=null;this.g=-1;this.l=0;this.c=null;this.h=new gg(this.a,a.o,a.getConfiguration().streaming.retryParameters,this.i)}n("shaka.offline.Storage",X);function Jg(){return!!window.indexedDB}X.support=Jg;X.prototype.m=function(){var a=this.a,b=this.h?this.h.m()["catch"](function(){}).then(function(){if(a)return a.m()}):Promise.resolve();this.i=this.f=this.h=this.a=null;return b};
X.prototype.destroy=X.prototype.m;X.prototype.configure=function(a){Ca(this.i,a,Ig(this),{},"")};X.prototype.configure=X.prototype.configure;
X.prototype.le=function(a,b,c){function d(a){f=a}if(this.v)return Promise.reject(new t(2,9,9006));this.v=!0;var e,f=null;return Kg(this).then(function(){Y(this);return Lg(this,a,d,c)}.bind(this)).then(function(c){Y(this);this.c=c.manifest;this.b=c.Lc;if(this.c.presentationTimeline.$()||this.c.presentationTimeline.va())throw new t(2,9,9005,a);this.c.periods.forEach(this.o.bind(this));this.g=this.a.c.manifest++;this.l=0;c=this.c.periods.map(this.B.bind(this));var d=this.b.b,f=jb(this.b);if(d){if(!f.length)throw new t(2,
9,9007,a);d.initData=[]}e={key:this.g,originalManifestUri:a,duration:this.l,size:0,expiration:this.b.ab(),periods:c,sessionIds:f,drmInfo:d,appMetadata:b};return ig(this.h,e)}.bind(this)).then(function(){Y(this);if(f)throw f;return Mg(this)}.bind(this)).then(function(){return $f(e)}.bind(this))["catch"](function(a){return Mg(this)["catch"](y).then(function(){throw a;})}.bind(this))};X.prototype.store=X.prototype.le;
X.prototype.remove=function(a){function b(a){6013!=a.code&&(e=a)}var c=a.offlineUri,d=/^offline:([0-9]+)$/.exec(c);if(!d)return Promise.reject(new t(2,9,9004,c));var e=null,f,g,h=Number(d[1]);return Kg(this).then(function(){Y(this);return this.a.get("manifest",h)}.bind(this)).then(function(a){Y(this);if(!a)throw new t(2,9,9003,c);f=a;a=lg(f);g=new bb(this.f.o,b,function(){},function(){});g.configure(this.f.getConfiguration().drm);return g.init(a,!0)}.bind(this)).then(function(){return gb(g,f.sessionIds)}.bind(this)).then(function(){return g.m()}.bind(this)).then(function(){Y(this);
if(e)throw e;var b=f.periods.map(function(a){return a.streams.map(function(a){var b=a.segments.map(function(a){a=/^offline:[0-9]+\/[0-9]+\/([0-9]+)$/.exec(a.uri);return Number(a[1])});a.initSegmentUri&&(a=/^offline:[0-9]+\/[0-9]+\/([0-9]+)$/.exec(a.initSegmentUri),b.push(Number(a[1])));return b}).reduce(x,[])}).reduce(x,[]),c=0,d=b.length,g=this.i.progressCallback;return Xf(this.a,b,function(){c++;g(a,c/d)})}.bind(this)).then(function(){Y(this);this.i.progressCallback(a,1);return this.a.remove("manifest",
h)}.bind(this))};X.prototype.remove=X.prototype.remove;X.prototype.list=function(){var a=[];return Kg(this).then(function(){Y(this);return this.a.forEach("manifest",function(b){a.push($f(b))})}.bind(this)).then(function(){return a})};X.prototype.list=X.prototype.list;
function Lg(a,b,c,d){function e(){}var f=a.f.o,g=a.f.getConfiguration(),h,l,m;return Gd(b,f,g.manifest.retryParameters,d).then(function(a){Y(this);m=new a;m.configure(g.manifest);return m.start(b,{networkingEngine:f,filterPeriod:this.o.bind(this),onTimelineRegionAdded:function(){},onEvent:function(){},onError:c})}.bind(a)).then(function(a){Y(this);h=a;l=new bb(f,c,e,function(){});l.configure(g.drm);return l.init(h,!0)}.bind(a)).then(function(){Y(this);return Ng(h)}.bind(a)).then(function(){Y(this);
return fb(l)}.bind(a)).then(function(){Y(this);return m.stop()}.bind(a)).then(function(){Y(this);return{manifest:h,Lc:l}}.bind(a))["catch"](function(a){if(m)return m.stop().then(function(){throw a;});throw a;})}
X.prototype.A=function(a){for(var b=[],c=Sb(this.f.getConfiguration().preferredAudioLanguage),d=[0,Qb,Rb],e=a.filter(function(a){return"variant"==a.type}),d=d.map(function(a){return e.filter(function(b){b=Sb(b.language);return Pb(a,c,b)})}),f,g=0;g<d.length;g++)if(d[g].length){f=d[g];break}f||(d=e.filter(function(a){return a.primary}),d.length&&(f=d));f||(f=e,e.map(function(a){return a.language}).filter(Aa));var h=f.filter(function(a){return a.height&&480>=a.height});h.length&&(h.sort(function(a,
b){return b.height-a.height}),f=h.filter(function(a){return a.height==h[0].height}));f.sort(function(a,b){return a.bandwidth-b.bandwidth});f.length&&b.push(f[Math.floor(f.length/2)]);b.push.apply(b,a.filter(function(a){return"text"==a.type}));return b};function Ig(a){return{trackSelectionCallback:a.A.bind(a),progressCallback:function(a,c){if(a||c)return null}}}function Kg(a){return a.a?a.a.a?Promise.resolve():a.a.init(Zf):Promise.reject(new t(2,9,9E3))}
X.prototype.o=function(a){var b={};if(this.j){var c=this.j.filter(function(a){return"variant"==a.type}),d=null;c.length&&(d=bc(a,c[0]));d&&(d.video&&(b.video=d.video),d.audio&&(b.audio=d.audio))}Wb(this.b,b,a);Vb(a,this.f.getConfiguration().restrictions,{width:Infinity,height:Infinity})};function Mg(a){var b=a.b?a.b.m():Promise.resolve();a.b=null;a.c=null;a.v=!1;a.j=null;a.g=-1;return b}
function Ng(a){var b=a.periods.map(function(a){return a.variants}).reduce(x,[]).map(function(a){var b=[];a.audio&&b.push(a.audio);a.video&&b.push(a.video);return b}).reduce(x,[]).filter(Aa);a=a.periods.map(function(a){return a.textStreams}).reduce(x,[]);b.push.apply(b,a);return Promise.all(b.map(function(a){return a.createSegmentIndex()}))}
X.prototype.B=function(a){var b,c,d=Zb(a,null,null),e=ac(a,null),d=this.i.trackSelectionCallback(d.concat(e));this.j||(this.j=d,this.c.periods.forEach(this.o.bind(this)));for(e=d.length-1;0<e;--e){var f=!1;for(c=e-1;0<=c;--c)if(d[e].type==d[c].type&&d[e].kind==d[c].kind&&d[e].language==d[c].language){f=!0;break}if(f)break}f=[];for(e=0;e<d.length;e++)(b=bc(a,d[e]))?(b.audio&&((c=f.filter(function(a){return a.id==b.audio.id})[0])?c.variantIds.push(b.id):(c=b.video?b.bandwidth/2:b.bandwidth,f.push(Og(this,
a,b.audio,c,b.id)))),b.video&&((c=f.filter(function(a){return a.id==b.video.id})[0])?c.variantIds.push(b.id):(c=b.audio?b.bandwidth/2:b.bandwidth,f.push(Og(this,a,b.video,c,b.id))))):f.push(Og(this,a,cc(a,d[e]),0));return{startTime:a.startTime,streams:f}};
function Og(a,b,c,d,e){var f=[],g=a.c.presentationTimeline.ma();var h=g;for(var l=c.findSegmentPosition(g),m=null!=l?c.getSegmentReference(l):null;m;)h=a.a.c.segment++,hg(a.h,c.type,m,(m.endTime-m.startTime)*d/8,{key:h,data:null,manifestKey:a.g,streamNumber:c.id,segmentNumber:h}),f.push({startTime:m.startTime,endTime:m.endTime,uri:"offline:"+a.g+"/"+c.id+"/"+h}),h=m.endTime+b.startTime,m=c.getSegmentReference(++l);a.l=Math.max(a.l,h-g);b=null;c.initSegmentReference&&(h=a.a.c.segment++,b="offline:"+
a.g+"/"+c.id+"/"+h,hg(a.h,c.contentType,c.initSegmentReference,0,{key:h,data:null,manifestKey:a.g,streamNumber:c.id,segmentNumber:-1}));a=[];null!=e&&a.push(e);return{id:c.id,primary:c.primary,presentationTimeOffset:c.presentationTimeOffset||0,contentType:c.type,mimeType:c.mimeType,codecs:c.codecs,frameRate:c.frameRate,kind:c.kind,language:c.language,label:c.label,width:c.width||null,height:c.height||null,initSegmentUri:b,encrypted:c.encrypted,keyId:c.keyId,segments:f,variantIds:a}}
function Y(a){if(!a.f)throw new t(2,9,9002);}tg.offline=Jg;n("shaka.polyfill.installAll",function(){for(var a=0;a<Pg.length;++a)Pg[a]()});var Pg=[];function Qg(a){Pg.push(a)}n("shaka.polyfill.register",Qg);function Rg(a){var b=a.type.replace(/^(webkit|moz|MS)/,"").toLowerCase();if("function"===typeof Event)var c=new Event(b,a);else c=document.createEvent("Event"),c.initEvent(b,a.bubbles,a.cancelable);a.target.dispatchEvent(c)}
Qg(function(){if(window.Document){var a=Element.prototype;a.requestFullscreen=a.requestFullscreen||a.mozRequestFullScreen||a.msRequestFullscreen||a.webkitRequestFullscreen;a=Document.prototype;a.exitFullscreen=a.exitFullscreen||a.mozCancelFullScreen||a.msExitFullscreen||a.webkitExitFullscreen;"fullscreenElement"in document||(Object.defineProperty(document,"fullscreenElement",{get:function(){return document.mozFullScreenElement||document.msFullscreenElement||document.webkitFullscreenElement}}),Object.defineProperty(document,
"fullscreenEnabled",{get:function(){return document.mozFullScreenEnabled||document.msFullscreenEnabled||document.webkitFullscreenEnabled}}));document.addEventListener("webkitfullscreenchange",Rg);document.addEventListener("webkitfullscreenerror",Rg);document.addEventListener("mozfullscreenchange",Rg);document.addEventListener("mozfullscreenerror",Rg);document.addEventListener("MSFullscreenChange",Rg);document.addEventListener("MSFullscreenError",Rg)}});Qg(function(){var a=navigator.userAgent;a&&0<=a.indexOf("CrKey")&&delete window.indexedDB});Qg(function(){if(4503599627370497!=Math.round(4503599627370497)){var a=Math.round;Math.round=function(b){var c=b;4503599627370496>=b&&(c=a(b));return c}}});function Sg(a){this.f=[];this.b=[];this.a=[];(new Q).da("pssh",this.c.bind(this)).parse(a.buffer)}Sg.prototype.c=function(a){if(!(1<a.version)){var b=$a(a.s.Ka(16)),c=[];if(0<a.version)for(var d=a.s.D(),e=0;e<d;++e){var f=$a(a.s.Ka(16));c.push(f)}d=a.s.D();a.s.I(d);this.b.push.apply(this.b,c);this.f.push(b);this.a.push({start:a.start,end:a.start+a.size-1})}};function Tg(a,b){try{var c=new Ug(a,b);return Promise.resolve(c)}catch(d){return Promise.reject(d)}}
function Ug(a,b){this.keySystem=a;for(var c=!1,d=0;d<b.length;++d){var e=b[d];var f={audioCapabilities:[],videoCapabilities:[],persistentState:"optional",distinctiveIdentifier:"optional",initDataTypes:e.initDataTypes,sessionTypes:["temporary"],label:e.label},g=!1;if(e.audioCapabilities)for(var h=0;h<e.audioCapabilities.length;++h){var l=e.audioCapabilities[h];if(l.contentType){g=!0;var m=l.contentType.split(";")[0];MSMediaKeys.isTypeSupported(this.keySystem,m)&&(f.audioCapabilities.push(l),c=!0)}}if(e.videoCapabilities)for(h=
0;h<e.videoCapabilities.length;++h)l=e.videoCapabilities[h],l.contentType&&(g=!0,m=l.contentType.split(";")[0],MSMediaKeys.isTypeSupported(this.keySystem,m)&&(f.videoCapabilities.push(l),c=!0));g||(c=MSMediaKeys.isTypeSupported(this.keySystem,"video/mp4"));"required"==e.persistentState&&(f.persistentState="required",f.sessionTypes=["persistent-license"]);if(c){this.a=f;return}}e=Error("Unsupported keySystem");e.name="NotSupportedError";e.code=DOMException.NOT_SUPPORTED_ERR;throw e;}
Ug.prototype.createMediaKeys=function(){var a=new Vg(this.keySystem);return Promise.resolve(a)};Ug.prototype.getConfiguration=function(){return this.a};function Wg(a){var b=this.mediaKeys;b&&b!=a&&Xg(b,null);delete this.mediaKeys;return(this.mediaKeys=a)?Xg(a,this):Promise.resolve()}function Vg(a){this.a=new MSMediaKeys(a);this.b=new D}Vg.prototype.createSession=function(a){if("temporary"!=(a||"temporary"))throw new TypeError("Session type "+a+" is unsupported on this platform.");return new Yg(this.a)};
Vg.prototype.setServerCertificate=function(){return Promise.resolve(!1)};function Xg(a,b){function c(){b.msSetMediaKeys(d.a);b.removeEventListener("loadedmetadata",c)}Ja(a.b);if(!b)return Promise.resolve();E(a.b,b,"msneedkey",Zg);var d=a;try{return 1<=b.readyState?b.msSetMediaKeys(a.a):b.addEventListener("loadedmetadata",c),Promise.resolve()}catch(e){return Promise.reject(e)}}
function Yg(a){p.call(this);this.c=null;this.g=a;this.b=this.a=null;this.f=new D;this.sessionId="";this.expiration=NaN;this.closed=new A;this.keyStatuses=new $g}ba(Yg);k=Yg.prototype;k.generateRequest=function(a,b){this.a=new A;try{this.c=this.g.createSession("video/mp4",new Uint8Array(b),null),E(this.f,this.c,"mskeymessage",this.pd.bind(this)),E(this.f,this.c,"mskeyadded",this.nd.bind(this)),E(this.f,this.c,"mskeyerror",this.od.bind(this)),ah(this,"status-pending")}catch(c){this.a.reject(c)}return this.a};
k.load=function(){return Promise.reject(Error("MediaKeySession.load not yet supported"))};k.update=function(a){this.b=new A;try{this.c.update(new Uint8Array(a))}catch(b){this.b.reject(b)}return this.b};k.close=function(){try{this.c.close(),this.closed.resolve(),Ja(this.f)}catch(a){this.closed.reject(a)}return this.closed};k.remove=function(){return Promise.reject(Error("MediaKeySession.remove is only applicable for persistent licenses, which are not supported on this platform"))};
function Zg(a){var b=document.createEvent("CustomEvent");b.initCustomEvent("encrypted",!1,!1,null);b.initDataType="cenc";var c=a.initData;if(c){var d=new Sg(c);if(1>=d.a.length)a=c;else{var e=[];for(a=0;a<d.a.length;a++)e.push(c.subarray(d.a[a].start,d.a[a].end+1));c=Ga(e,bh);for(a=d=0;a<c.length;a++)d+=c[a].length;d=new Uint8Array(d);for(a=e=0;a<c.length;a++)d.set(c[a],e),e+=c[a].length;a=d}}else a=c;b.initData=a;this.dispatchEvent(b)}function bh(a,b){return ab(a,b)}
k.pd=function(a){this.a&&(this.a.resolve(),this.a=null);this.dispatchEvent(new I("message",{messageType:void 0==this.keyStatuses.sb()?"licenserequest":"licenserenewal",message:a.message.buffer}))};k.nd=function(){this.a?(ah(this,"usable"),this.a.resolve(),this.a=null):this.b&&(ah(this,"usable"),this.b.resolve(),this.b=null)};
k.od=function(){var a=Error("EME PatchedMediaKeysMs key error");a.errorCode=this.c.error;if(this.a)this.a.reject(a),this.a=null;else if(this.b)this.b.reject(a),this.b=null;else switch(this.c.error.code){case MSMediaKeyError.MS_MEDIA_KEYERR_OUTPUT:case MSMediaKeyError.MS_MEDIA_KEYERR_HARDWARECHANGE:ah(this,"output-not-allowed");default:ah(this,"internal-error")}};function ah(a,b){a.keyStatuses.Kb(b);a.dispatchEvent(new I("keystatuseschange"))}function $g(){this.size=0;this.a=void 0}var ch;k=$g.prototype;
k.Kb=function(a){this.size=void 0==a?0:1;this.a=a};k.sb=function(){return this.a};k.forEach=function(a){this.a&&a(this.a,ch)};k.get=function(a){if(this.has(a))return this.a};k.has=function(a){var b=ch;return this.a&&ab(new Uint8Array(a),new Uint8Array(b))?!0:!1};k.entries=function(){};k.keys=function(){};k.values=function(){};function dh(){return Promise.reject(Error("The key system specified is not supported."))}function eh(a){return a?Promise.reject(Error("MediaKeys not supported.")):Promise.resolve()}function fh(){throw new TypeError("Illegal constructor.");}fh.prototype.createSession=function(){};fh.prototype.setServerCertificate=function(){};function gh(){throw new TypeError("Illegal constructor.");}gh.prototype.getConfiguration=function(){};gh.prototype.createMediaKeys=function(){};var hh="";function ih(a){hh=a;jh=(new Uint8Array([0])).buffer;navigator.requestMediaKeySystemAccess=kh;delete HTMLMediaElement.prototype.mediaKeys;HTMLMediaElement.prototype.mediaKeys=null;HTMLMediaElement.prototype.setMediaKeys=lh;window.MediaKeys=mh;window.MediaKeySystemAccess=nh}function oh(a){var b=hh;return b?b+a.charAt(0).toUpperCase()+a.slice(1):a}function kh(a,b){try{var c=new nh(a,b);return Promise.resolve(c)}catch(d){return Promise.reject(d)}}
function lh(a){var b=this.mediaKeys;b&&b!=a&&ph(b,null);delete this.mediaKeys;(this.mediaKeys=a)&&ph(a,this);return Promise.resolve()}
function nh(a,b){this.a=this.keySystem=a;var c=!0;"org.w3.clearkey"==a&&(this.a="webkit-org.w3.clearkey",c=!1);var d=!1;var e=document.getElementsByTagName("video");var f=e.length?e[0]:document.createElement("video");for(var g=0;g<b.length;++g){e=b[g];var h={audioCapabilities:[],videoCapabilities:[],persistentState:"optional",distinctiveIdentifier:"optional",initDataTypes:e.initDataTypes,sessionTypes:["temporary"],label:e.label},l=!1;if(e.audioCapabilities)for(var m=0;m<e.audioCapabilities.length;++m){var q=
e.audioCapabilities[m];if(q.contentType){var l=!0,r=q.contentType.split(";")[0];f.canPlayType(r,this.a)&&(h.audioCapabilities.push(q),d=!0)}}if(e.videoCapabilities)for(m=0;m<e.videoCapabilities.length;++m)q=e.videoCapabilities[m],q.contentType&&(l=!0,f.canPlayType(q.contentType,this.a)&&(h.videoCapabilities.push(q),d=!0));l||(d=f.canPlayType("video/mp4",this.a)||f.canPlayType("video/webm",this.a));"required"==e.persistentState&&(c?(h.persistentState="required",h.sessionTypes=["persistent-license"]):
d=!1);if(d){this.b=h;return}}c="Unsupported keySystem";if("org.w3.clearkey"==a||"com.widevine.alpha"==a)c="None of the requested configurations were supported.";c=Error(c);c.name="NotSupportedError";c.code=DOMException.NOT_SUPPORTED_ERR;throw c;}nh.prototype.createMediaKeys=function(){var a=new mh(this.a);return Promise.resolve(a)};nh.prototype.getConfiguration=function(){return this.b};function mh(a){this.g=a;this.b=null;this.a=new D;this.c=[];this.f={}}
function ph(a,b){a.b=b;Ja(a.a);var c=hh;b&&(E(a.a,b,c+"needkey",a.Cd.bind(a)),E(a.a,b,c+"keymessage",a.Bd.bind(a)),E(a.a,b,c+"keyadded",a.zd.bind(a)),E(a.a,b,c+"keyerror",a.Ad.bind(a)))}k=mh.prototype;k.createSession=function(a){var b=a||"temporary";if("temporary"!=b&&"persistent-license"!=b)throw new TypeError("Session type "+a+" is unsupported on this platform.");a=this.b||document.createElement("video");a.src||(a.src="about:blank");b=new qh(a,this.g,b);this.c.push(b);return b};
k.setServerCertificate=function(){return Promise.resolve(!1)};k.Cd=function(a){var b=document.createEvent("CustomEvent");b.initCustomEvent("encrypted",!1,!1,null);b.initDataType="webm";b.initData=a.initData;this.b.dispatchEvent(b)};k.Bd=function(a){var b=rh(this,a.sessionId);b&&(a=new I("message",{messageType:void 0==b.keyStatuses.sb()?"licenserequest":"licenserenewal",message:a.message}),b.b&&(b.b.resolve(),b.b=null),b.dispatchEvent(a))};
k.zd=function(a){if(a=rh(this,a.sessionId))sh(a,"usable"),a.a&&a.a.resolve(),a.a=null};
k.Ad=function(a){var b=rh(this,a.sessionId);if(b){var c=Error("EME v0.1b key error");c.errorCode=a.errorCode;c.errorCode.systemCode=a.systemCode;!a.sessionId&&b.b?(c.method="generateRequest",45==a.systemCode&&(c.message="Unsupported session type."),b.b.reject(c),b.b=null):a.sessionId&&b.a?(c.method="update",b.a.reject(c),b.a=null):(c=a.systemCode,a.errorCode.code==MediaKeyError.MEDIA_KEYERR_OUTPUT?sh(b,"output-restricted"):1==c?sh(b,"expired"):sh(b,"internal-error"))}};
function rh(a,b){var c=a.f[b];return c?c:(c=a.c.shift())?(c.sessionId=b,a.f[b]=c):null}function qh(a,b,c){p.call(this);this.f=a;this.h=!1;this.a=this.b=null;this.c=b;this.g=c;this.sessionId="";this.expiration=NaN;this.closed=new A;this.keyStatuses=new th}ba(qh);
function uh(a,b,c){if(a.h)return Promise.reject(Error("The session is already initialized."));a.h=!0;try{if("persistent-license"==a.g)if(c)var d=new Uint8Array(Ua("LOAD_SESSION|"+c));else{var e=Ua("PERSISTENT|"),f=new Uint8Array(e.byteLength+b.byteLength);f.set(new Uint8Array(e),0);f.set(new Uint8Array(b),e.byteLength);d=f}else d=new Uint8Array(b)}catch(h){return Promise.reject(h)}a.b=new A;var g=oh("generateKeyRequest");try{a.f[g](a.c,d)}catch(h){if("InvalidStateError"!=h.name)return a.b=null,Promise.reject(h);
setTimeout(function(){try{this.f[g](this.c,d)}catch(l){this.b.reject(l),this.b=null}}.bind(a),10)}return a.b}k=qh.prototype;
k.Mb=function(a,b){if(this.a)this.a.then(this.Mb.bind(this,a,b))["catch"](this.Mb.bind(this,a,b));else{this.a=a;if("webkit-org.w3.clearkey"==this.c){var c=F(b);var d=JSON.parse(c);"oct"!=d.keys[0].kty&&(this.a.reject(Error("Response is not a valid JSON Web Key Set.")),this.a=null);c=Ya(d.keys[0].k);d=Ya(d.keys[0].kid)}else c=new Uint8Array(b),d=null;var e=oh("addKey");try{this.f[e](this.c,c,d,this.sessionId)}catch(f){this.a.reject(f),this.a=null}}};
function sh(a,b){a.keyStatuses.Kb(b);a.dispatchEvent(new I("keystatuseschange"))}k.generateRequest=function(a,b){return uh(this,b,null)};k.load=function(a){return"persistent-license"==this.g?uh(this,null,a):Promise.reject(Error("Not a persistent session."))};k.update=function(a){var b=new A;this.Mb(b,a);return b};
k.close=function(){if("persistent-license"!=this.g){if(!this.sessionId)return this.closed.reject(Error("The session is not callable.")),this.closed;var a=oh("cancelKeyRequest");try{this.f[a](this.c,this.sessionId)}catch(b){}}this.closed.resolve();return this.closed};k.remove=function(){return"persistent-license"!=this.g?Promise.reject(Error("Not a persistent session.")):this.close()};function th(){this.size=0;this.a=void 0}var jh;k=th.prototype;k.Kb=function(a){this.size=void 0==a?0:1;this.a=a};
k.sb=function(){return this.a};k.forEach=function(a){this.a&&a(this.a,jh)};k.get=function(a){if(this.has(a))return this.a};k.has=function(a){var b=jh;return this.a&&ab(new Uint8Array(a),new Uint8Array(b))?!0:!1};k.entries=function(){};k.keys=function(){};k.values=function(){};Qg(function(){!window.HTMLVideoElement||navigator.requestMediaKeySystemAccess&&MediaKeySystemAccess.prototype.getConfiguration||(HTMLMediaElement.prototype.webkitGenerateKeyRequest?ih("webkit"):HTMLMediaElement.prototype.generateKeyRequest?ih(""):window.MSMediaKeys?(ch=(new Uint8Array([0])).buffer,delete HTMLMediaElement.prototype.mediaKeys,HTMLMediaElement.prototype.mediaKeys=null,HTMLMediaElement.prototype.setMediaKeys=Wg,window.MediaKeys=Vg,window.MediaKeySystemAccess=Ug,navigator.requestMediaKeySystemAccess=
Tg):(navigator.requestMediaKeySystemAccess=dh,delete HTMLMediaElement.prototype.mediaKeys,HTMLMediaElement.prototype.mediaKeys=null,HTMLMediaElement.prototype.setMediaKeys=eh,window.MediaKeys=fh,window.MediaKeySystemAccess=gh))});function vh(){var a=MediaSource.prototype.addSourceBuffer;MediaSource.prototype.addSourceBuffer=function(){var b=a.apply(this,arguments);b.abort=function(){};return b}}
function wh(){var a=MediaSource.prototype.endOfStream;MediaSource.prototype.endOfStream=function(){for(var b,d=0,e=0;e<this.sourceBuffers.length;++e)b=this.sourceBuffers[e],b=b.buffered.end(b.buffered.length-1),d=Math.max(d,b);if(!isNaN(this.duration)&&d<this.duration)for(this.Zb=!0,e=0;e<this.sourceBuffers.length;++e)b=this.sourceBuffers[e],b.Tb=!1;return a.apply(this,arguments)};var b=MediaSource.prototype.addSourceBuffer;MediaSource.prototype.addSourceBuffer=function(){var a=b.apply(this,arguments);
a.N=this;a.addEventListener("updateend",xh,!1);this.a||(this.addEventListener("sourceclose",yh,!1),this.a=!0);return a}}function xh(a){var b=a.target,c=b.N;if(c.Zb){a.preventDefault();a.stopPropagation();a.stopImmediatePropagation();b.Tb=!0;for(a=0;a<c.sourceBuffers.length;++a)if(0==c.sourceBuffers[a].Tb)return;c.Zb=!1}}function yh(a){a=a.target;for(var b=0;b<a.sourceBuffers.length;++b)a.sourceBuffers[b].removeEventListener("updateend",xh,!1);a.removeEventListener("sourceclose",yh,!1)}
Qg(function(){if(window.MediaSource){var a=navigator.vendor,b=navigator.appVersion;!a||!b||0>a.indexOf("Apple")||(0<=b.indexOf("Version/8")?window.MediaSource=null:0<=b.indexOf("Version/9")?vh():0<=b.indexOf("Version/10")&&(vh(),wh()))}});function Z(a){this.c=[];this.b=[];this.Aa=zh;if(a)try{a(this.fa.bind(this),this.a.bind(this))}catch(b){this.a(b)}}var zh=0;function Ah(a){var b=new Z;b.fa(void 0);return b.then(function(){return a})}function Bh(a){var b=new Z;b.a(a);return b}function Ch(a){function b(a,b,c){a.Aa==zh&&(e[b]=c,d++,d==e.length&&a.fa(e))}var c=new Z;if(!a.length)return c.fa([]),c;for(var d=0,e=Array(a.length),f=c.a.bind(c),g=0;g<a.length;++g)a[g]&&a[g].then?a[g].then(b.bind(null,c,g),f):b(c,g,a[g]);return c}
function Dh(a){for(var b=new Z,c=b.fa.bind(b),d=b.a.bind(b),e=0;e<a.length;++e)a[e]&&a[e].then?a[e].then(c,d):c(a[e]);return b}Z.prototype.then=function(a,b){var c=new Z;switch(this.Aa){case 1:Eh(this,c,a);break;case 2:Eh(this,c,b);break;case zh:this.c.push({L:c,pb:a}),this.b.push({L:c,pb:b})}return c};Z.prototype["catch"]=function(a){return this.then(void 0,a)};
Z.prototype.fa=function(a){if(this.Aa==zh){this.jb=a;this.Aa=1;for(a=0;a<this.c.length;++a)Eh(this,this.c[a].L,this.c[a].pb);this.c=[];this.b=[]}};Z.prototype.a=function(a){if(this.Aa==zh){this.jb=a;this.Aa=2;for(a=0;a<this.b.length;++a)Eh(this,this.b[a].L,this.b[a].pb);this.c=[];this.b=[]}};
function Eh(a,b,c){Fh.push(function(){if(c&&"function"==typeof c){try{var a=c(this.jb)}catch(f){b.a(f);return}try{var e=a&&a.then}catch(f){b.a(f);return}a instanceof Z?a==b?b.a(new TypeError("Chaining cycle detected")):a.then(b.fa.bind(b),b.a.bind(b)):e?Gh(a,e,b):b.fa(a)}else 1==this.Aa?b.fa(this.jb):b.a(this.jb)}.bind(a));null==Hh&&(Hh=Ih(Jh))}
function Gh(a,b,c){try{var d=!1;b.call(a,function(a){if(!d){d=!0;try{var b=a&&a.then}catch(g){c.a(g);return}b?Gh(a,b,c):c.fa(a)}},c.a.bind(c))}catch(e){c.a(e)}}function Jh(){for(;Fh.length;){null!=Hh&&(Kh(Hh),Hh=null);var a=Fh;Fh=[];for(var b=0;b<a.length;++b)a[b]()}}function Ih(){return 0}function Kh(){}var Hh=null,Fh=[];
Qg(function(a){window.setImmediate?(Ih=function(a){return window.setImmediate(a)},Kh=function(a){return window.clearImmediate(a)}):(Ih=function(a){return window.setTimeout(a,0)},Kh=function(a){return window.clearTimeout(a)});if(!window.Promise||a)window.Promise=Z,window.Promise.resolve=Ah,window.Promise.reject=Bh,window.Promise.all=Ch,window.Promise.race=Dh,window.Promise.prototype.then=Z.prototype.then,window.Promise.prototype["catch"]=Z.prototype["catch"]});Qg(function(){if(window.HTMLMediaElement){var a=HTMLMediaElement.prototype.play;HTMLMediaElement.prototype.play=function(){var b=a.apply(this,arguments);b&&b["catch"](function(){});return b}}});function Lh(){return{droppedVideoFrames:this.webkitDroppedFrameCount,totalVideoFrames:this.webkitDecodedFrameCount,corruptedVideoFrames:0,creationTime:NaN,totalFrameDelay:0}}Qg(function(){if(window.HTMLVideoElement){var a=HTMLVideoElement.prototype;!a.getVideoPlaybackQuality&&"webkitDroppedFrameCount"in a&&(a.getVideoPlaybackQuality=Lh)}});function Mh(a,b,c){return new window.TextTrackCue(a,b,c)}function Nh(a,b,c){return new window.TextTrackCue(a+"-"+b+"-"+c,a,b,c)}Qg(function(){if(!window.VTTCue&&window.TextTrackCue){var a=TextTrackCue.length;if(3==a)window.VTTCue=Mh;else if(6==a)window.VTTCue=Nh;else{try{var b=!!Mh(1,2,"")}catch(c){b=!1}b&&(window.VTTCue=Mh)}}});}.call(g,this));
if (typeof(module)!="undefined"&&module.exports)module.exports=g.shaka;
else if (typeof(define)!="undefined" && define.amd)define(function(){return g.shaka});
else this.shaka=g.shaka;
})();


},{}],6:[function(_dereq_,module,exports){
// stats.js - http://github.com/mrdoob/stats.js
var Stats=function(){var l=Date.now(),m=l,g=0,n=Infinity,o=0,h=0,p=Infinity,q=0,r=0,s=0,f=document.createElement("div");f.id="stats";f.addEventListener("mousedown",function(b){b.preventDefault();t(++s%2)},!1);f.style.cssText="width:80px;opacity:0.9;cursor:pointer";var a=document.createElement("div");a.id="fps";a.style.cssText="padding:0 0 3px 3px;text-align:left;background-color:#002";f.appendChild(a);var i=document.createElement("div");i.id="fpsText";i.style.cssText="color:#0ff;font-family:Helvetica,Arial,sans-serif;font-size:9px;font-weight:bold;line-height:15px";
i.innerHTML="FPS";a.appendChild(i);var c=document.createElement("div");c.id="fpsGraph";c.style.cssText="position:relative;width:74px;height:30px;background-color:#0ff";for(a.appendChild(c);74>c.children.length;){var j=document.createElement("span");j.style.cssText="width:1px;height:30px;float:left;background-color:#113";c.appendChild(j)}var d=document.createElement("div");d.id="ms";d.style.cssText="padding:0 0 3px 3px;text-align:left;background-color:#020;display:none";f.appendChild(d);var k=document.createElement("div");
k.id="msText";k.style.cssText="color:#0f0;font-family:Helvetica,Arial,sans-serif;font-size:9px;font-weight:bold;line-height:15px";k.innerHTML="MS";d.appendChild(k);var e=document.createElement("div");e.id="msGraph";e.style.cssText="position:relative;width:74px;height:30px;background-color:#0f0";for(d.appendChild(e);74>e.children.length;)j=document.createElement("span"),j.style.cssText="width:1px;height:30px;float:left;background-color:#131",e.appendChild(j);var t=function(b){s=b;switch(s){case 0:a.style.display=
"block";d.style.display="none";break;case 1:a.style.display="none",d.style.display="block"}};return{REVISION:12,domElement:f,setMode:t,begin:function(){l=Date.now()},end:function(){var b=Date.now();g=b-l;n=Math.min(n,g);o=Math.max(o,g);k.textContent=g+" MS ("+n+"-"+o+")";var a=Math.min(30,30-30*(g/200));e.appendChild(e.firstChild).style.height=a+"px";r++;b>m+1E3&&(h=Math.round(1E3*r/(b-m)),p=Math.min(p,h),q=Math.max(q,h),i.textContent=h+" FPS ("+p+"-"+q+")",a=Math.min(30,30-30*(h/100)),c.appendChild(c.firstChild).style.height=
a+"px",m=b,r=0);return b},update:function(){l=this.end()}}};"object"===typeof module&&(module.exports=Stats);

},{}],7:[function(_dereq_,module,exports){
(function (global){
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.WebVRManager = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof _dereq_=="function"&&_dereq_;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof _dereq_=="function"&&_dereq_;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Emitter = _dereq_('./emitter.js');
var Modes = _dereq_('./modes.js');
var Util = _dereq_('./util.js');

/**
 * Everything having to do with the WebVR button.
 * Emits a 'click' event when it's clicked.
 */
function ButtonManager(opt_root) {
  var root = opt_root || document.body;
  this.loadIcons_();

  // Make the fullscreen button.
  var fsButton = this.createButton();
  fsButton.src = this.ICONS.fullscreen;
  fsButton.title = 'Fullscreen mode';
  var s = fsButton.style;
  s.bottom = '40px';
  s.right = 0;
  fsButton.addEventListener('click', this.createClickHandler_('fs'));
  root.appendChild(fsButton);
  this.fsButton = fsButton;

  // Make the VR button.
  var vrButton = this.createButton();
  vrButton.src = this.ICONS.cardboard;
  vrButton.title = 'Virtual reality mode';
  var s = vrButton.style;
  s.bottom = '40px';
  s.right = '48px';
  vrButton.addEventListener('click', this.createClickHandler_('vr'));
  root.appendChild(vrButton);
  this.vrButton = vrButton;

  this.isVisible = true;

}
ButtonManager.prototype = new Emitter();

ButtonManager.prototype.createButton = function() {
  var button = document.createElement('img');
  button.className = 'webvr-button';
  var s = button.style;
  s.position = 'absolute';
  s.width = '24px'
  s.height = '24px';
  s.backgroundSize = 'cover';
  s.backgroundColor = 'transparent';
  s.border = 0;
  s.userSelect = 'none';
  s.webkitUserSelect = 'none';
  s.MozUserSelect = 'none';
  s.cursor = 'pointer';
  s.padding = '12px';
  s.zIndex = 1;
  s.display = 'none';
  s.boxSizing = 'content-box';

  // Prevent button from being selected and dragged.
  button.draggable = false;
  button.addEventListener('dragstart', function(e) {
    e.preventDefault();
  });

  // Style it on hover.
  button.addEventListener('mouseenter', function(e) {
    s.filter = s.webkitFilter = 'drop-shadow(0 0 5px rgba(255,255,255,1))';
  });
  button.addEventListener('mouseleave', function(e) {
    s.filter = s.webkitFilter = '';
  });
  return button;
};

ButtonManager.prototype.setMode = function(mode, isVRCompatible) {
  isVRCompatible = isVRCompatible || WebVRConfig.FORCE_ENABLE_VR;
  if (!this.isVisible) {
    return;
  }
  switch (mode) {
    case Modes.NORMAL:
      this.fsButton.style.display = 'none';
      this.fsButton.src = this.ICONS.fullscreen;
      this.vrButton.style.display = (isVRCompatible ? 'block' : 'none');
      break;
    case Modes.MAGIC_WINDOW:
      this.fsButton.style.display = 'block';
      this.fsButton.src = this.ICONS.exitFullscreen;
      this.vrButton.style.display = 'none';
      break;
    case Modes.VR:
      this.fsButton.style.display = 'none';
      this.vrButton.style.display = 'none';
      break;
  }

  // Hack for Safari Mac/iOS to force relayout (svg-specific issue)
  // http://goo.gl/hjgR6r
  var oldValue = this.fsButton.style.display;
  this.fsButton.style.display = 'inline-block';
  this.fsButton.offsetHeight;
  this.fsButton.style.display = oldValue;
};

ButtonManager.prototype.setVisibility = function(isVisible) {
  this.isVisible = isVisible;
  this.fsButton.style.display = isVisible ? 'block' : 'none';
  this.vrButton.style.display = isVisible ? 'block' : 'none';
};

ButtonManager.prototype.createClickHandler_ = function(eventName) {
  return function(e) {
    e.stopPropagation();
    e.preventDefault();
    this.emit(eventName);
  }.bind(this);
};

ButtonManager.prototype.loadIcons_ = function() {
  // Preload some hard-coded SVG.
  this.ICONS = {};
  this.ICONS.cardboard = Util.base64('image/svg+xml', 'PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNHB4IiBoZWlnaHQ9IjI0cHgiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI0ZGRkZGRiI+CiAgICA8cGF0aCBkPSJNMjAuNzQgNkgzLjIxQzIuNTUgNiAyIDYuNTcgMiA3LjI4djEwLjQ0YzAgLjcuNTUgMS4yOCAxLjIzIDEuMjhoNC43OWMuNTIgMCAuOTYtLjMzIDEuMTQtLjc5bDEuNC0zLjQ4Yy4yMy0uNTkuNzktMS4wMSAxLjQ0LTEuMDFzMS4yMS40MiAxLjQ1IDEuMDFsMS4zOSAzLjQ4Yy4xOS40Ni42My43OSAxLjExLjc5aDQuNzljLjcxIDAgMS4yNi0uNTcgMS4yNi0xLjI4VjcuMjhjMC0uNy0uNTUtMS4yOC0xLjI2LTEuMjh6TTcuNSAxNC42MmMtMS4xNyAwLTIuMTMtLjk1LTIuMTMtMi4xMiAwLTEuMTcuOTYtMi4xMyAyLjEzLTIuMTMgMS4xOCAwIDIuMTIuOTYgMi4xMiAyLjEzcy0uOTUgMi4xMi0yLjEyIDIuMTJ6bTkgMGMtMS4xNyAwLTIuMTMtLjk1LTIuMTMtMi4xMiAwLTEuMTcuOTYtMi4xMyAyLjEzLTIuMTNzMi4xMi45NiAyLjEyIDIuMTMtLjk1IDIuMTItMi4xMiAyLjEyeiIvPgogICAgPHBhdGggZmlsbD0ibm9uZSIgZD0iTTAgMGgyNHYyNEgwVjB6Ii8+Cjwvc3ZnPgo=');
  this.ICONS.fullscreen = Util.base64('image/svg+xml', 'PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNHB4IiBoZWlnaHQ9IjI0cHgiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI0ZGRkZGRiI+CiAgICA8cGF0aCBkPSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+CiAgICA8cGF0aCBkPSJNNyAxNEg1djVoNXYtMkg3di0zem0tMi00aDJWN2gzVjVINXY1em0xMiA3aC0zdjJoNXYtNWgtMnYzek0xNCA1djJoM3YzaDJWNWgtNXoiLz4KPC9zdmc+Cg==');
  this.ICONS.exitFullscreen = Util.base64('image/svg+xml', 'PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNHB4IiBoZWlnaHQ9IjI0cHgiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI0ZGRkZGRiI+CiAgICA8cGF0aCBkPSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+CiAgICA8cGF0aCBkPSJNNSAxNmgzdjNoMnYtNUg1djJ6bTMtOEg1djJoNVY1SDh2M3ptNiAxMWgydi0zaDN2LTJoLTV2NXptMi0xMVY1aC0ydjVoNVY4aC0zeiIvPgo8L3N2Zz4K');
  this.ICONS.settings = Util.base64('image/svg+xml', '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');
};

module.exports = ButtonManager;

},{"./emitter.js":2,"./modes.js":3,"./util.js":4}],2:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

function Emitter() {
  this.callbacks = {};
}

Emitter.prototype.emit = function(eventName) {
  var callbacks = this.callbacks[eventName];
  if (!callbacks) {
    //console.log('No valid callback specified.');
    return;
  }
  var args = [].slice.call(arguments);
  // Eliminate the first param (the callback).
  args.shift();
  for (var i = 0; i < callbacks.length; i++) {
    callbacks[i].apply(this, args);
  }
};

Emitter.prototype.on = function(eventName, callback) {
  if (eventName in this.callbacks) {
    this.callbacks[eventName].push(callback);
  } else {
    this.callbacks[eventName] = [callback];
  }
};

module.exports = Emitter;

},{}],3:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Modes = {
  UNKNOWN: 0,
  // Not fullscreen, just tracking.
  NORMAL: 1,
  // Magic window immersive mode.
  MAGIC_WINDOW: 2,
  // Full screen split screen VR mode.
  VR: 3,
};

module.exports = Modes;

},{}],4:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = {};

Util.base64 = function(mimeType, base64) {
  return 'data:' + mimeType + ';base64,' + base64;
};

Util.isMobile = function() {
  var check = false;
  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true})(navigator.userAgent||navigator.vendor||window.opera);
  return check;
};

Util.isFirefox = function() {
  return /firefox/i.test(navigator.userAgent);
};

Util.isIOS = function() {
  return /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
};

Util.isIFrame = function() {
  try {
    return window.self !== window.top;
  } catch (e) {
    return true;
  }
};

Util.appendQueryParameter = function(url, key, value) {
  // Determine delimiter based on if the URL already GET parameters in it.
  var delimiter = (url.indexOf('?') < 0 ? '?' : '&');
  url += delimiter + key + '=' + value;
  return url;
};

// From http://goo.gl/4WX3tg
Util.getQueryParameter = function(name) {
  var name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
      results = regex.exec(location.search);
  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
};

Util.isLandscapeMode = function() {
  return (window.orientation == 90 || window.orientation == -90);
};

Util.getScreenWidth = function() {
  return Math.max(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

Util.getScreenHeight = function() {
  return Math.min(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

module.exports = Util;

},{}],5:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var ButtonManager = _dereq_('./button-manager.js');
var Emitter = _dereq_('./emitter.js');
var Modes = _dereq_('./modes.js');
var Util = _dereq_('./util.js');

/**
 * Helper for getting in and out of VR mode.
 */
function WebVRManager(renderer, effect, params) {
  this.params = params || {};

  this.mode = Modes.UNKNOWN;

  // Set option to hide the button.
  this.hideButton = this.params.hideButton || false;
  // Whether or not the FOV should be distorted or un-distorted. By default, it
  // should be distorted, but in the case of vertex shader based distortion,
  // ensure that we use undistorted parameters.
  this.predistorted = !!this.params.predistorted;

  // Save the THREE.js renderer and effect for later.
  this.renderer = renderer;
  this.effect = effect;
  var polyfillWrapper = document.querySelector('.webvr-polyfill-fullscreen-wrapper');
  this.button = new ButtonManager(polyfillWrapper);

  this.isFullscreenDisabled = !!Util.getQueryParameter('no_fullscreen');
  this.startMode = Modes.NORMAL;
  var startModeParam = parseInt(Util.getQueryParameter('start_mode'));
  if (!isNaN(startModeParam)) {
    this.startMode = startModeParam;
  }

  if (this.hideButton) {
    this.button.setVisibility(false);
  }

  // Check if the browser is compatible with WebVR.
  this.getDeviceByType_(VRDisplay).then(function(hmd) {
    this.hmd = hmd;

    // Only enable VR mode if there's a VR device attached or we are running the
    // polyfill on mobile.
    if (!this.isVRCompatibleOverride) {
      this.isVRCompatible =  !hmd.isPolyfilled || Util.isMobile();
    }

    switch (this.startMode) {
      case Modes.MAGIC_WINDOW:
        this.setMode_(Modes.MAGIC_WINDOW);
        break;
      case Modes.VR:
        this.enterVRMode_();
        this.setMode_(Modes.VR);
        break;
      default:
        this.setMode_(Modes.NORMAL);
    }

    this.emit('initialized');
  }.bind(this));

  // Hook up button listeners.
  this.button.on('fs', this.onFSClick_.bind(this));
  this.button.on('vr', this.onVRClick_.bind(this));

  // Bind to fullscreen events.
  document.addEventListener('webkitfullscreenchange',
      this.onFullscreenChange_.bind(this));
  document.addEventListener('mozfullscreenchange',
      this.onFullscreenChange_.bind(this));
  document.addEventListener('msfullscreenchange',
      this.onFullscreenChange_.bind(this));

  // Bind to VR* specific events.
  window.addEventListener('vrdisplaypresentchange',
      this.onVRDisplayPresentChange_.bind(this));
  window.addEventListener('vrdisplaydeviceparamschange',
      this.onVRDisplayDeviceParamsChange_.bind(this));
}

WebVRManager.prototype = new Emitter();

// Expose these values externally.
WebVRManager.Modes = Modes;

WebVRManager.prototype.render = function(scene, camera, timestamp) {
  // Scene may be an array of two scenes, one for each eye.
  if (scene instanceof Array) {
    this.effect.render(scene[0], camera);
  } else {
    this.effect.render(scene, camera);
  }
};

WebVRManager.prototype.setVRCompatibleOverride = function(isVRCompatible) {
  this.isVRCompatible = isVRCompatible;
  this.isVRCompatibleOverride = true;

  // Don't actually change modes, just update the buttons.
  this.button.setMode(this.mode, this.isVRCompatible);
};

WebVRManager.prototype.setFullscreenCallback = function(callback) {
  this.fullscreenCallback = callback;
};

WebVRManager.prototype.setVRCallback = function(callback) {
  this.vrCallback = callback;
};

WebVRManager.prototype.setExitFullscreenCallback = function(callback) {
  this.exitFullscreenCallback = callback;
}

/**
 * Promise returns true if there is at least one HMD device available.
 */
WebVRManager.prototype.getDeviceByType_ = function(type) {
  return new Promise(function(resolve, reject) {
    navigator.getVRDisplays().then(function(displays) {
      // Promise succeeds, but check if there are any displays actually.
      for (var i = 0; i < displays.length; i++) {
        if (displays[i] instanceof type) {
          resolve(displays[i]);
          break;
        }
      }
      resolve(null);
    }, function() {
      // No displays are found.
      resolve(null);
    });
  });
};

/**
 * Helper for entering VR mode.
 */
WebVRManager.prototype.enterVRMode_ = function() {
  this.hmd.requestPresent([{
    source: this.renderer.domElement,
    predistorted: this.predistorted
  }]);
};

WebVRManager.prototype.setMode_ = function(mode) {
  var oldMode = this.mode;
  if (mode == this.mode) {
    console.warn('Not changing modes, already in %s', mode);
    return;
  }
  // console.log('Mode change: %s => %s', this.mode, mode);
  this.mode = mode;
  this.button.setMode(mode, this.isVRCompatible);

  // Emit an event indicating the mode changed.
  this.emit('modechange', mode, oldMode);
};

/**
 * Main button was clicked.
 */
WebVRManager.prototype.onFSClick_ = function() {
  switch (this.mode) {
    case Modes.NORMAL:
      // TODO: Remove this hack if/when iOS gets real fullscreen mode.
      // If this is an iframe on iOS, break out and open in no_fullscreen mode.
      if (Util.isIOS() && Util.isIFrame()) {
        if (this.fullscreenCallback) {
          this.fullscreenCallback();
        } else {
          var url = window.location.href;
          url = Util.appendQueryParameter(url, 'no_fullscreen', 'true');
          url = Util.appendQueryParameter(url, 'start_mode', Modes.MAGIC_WINDOW);
          top.location.href = url;
          return;
        }
      }
      this.setMode_(Modes.MAGIC_WINDOW);
      this.requestFullscreen_();
      break;
    case Modes.MAGIC_WINDOW:
      if (this.isFullscreenDisabled) {
        window.history.back();
        return;
      }
      if (this.exitFullscreenCallback) {
        this.exitFullscreenCallback();
      }
      this.setMode_(Modes.NORMAL);
      this.exitFullscreen_();
      break;
  }
};

/**
 * The VR button was clicked.
 */
WebVRManager.prototype.onVRClick_ = function() {
  // TODO: Remove this hack when iOS has fullscreen mode.
  // If this is an iframe on iOS, break out and open in no_fullscreen mode.
  if (this.mode == Modes.NORMAL && Util.isIOS() && Util.isIFrame()) {
    if (this.vrCallback) {
      this.vrCallback();
    } else {
      var url = window.location.href;
      url = Util.appendQueryParameter(url, 'no_fullscreen', 'true');
      url = Util.appendQueryParameter(url, 'start_mode', Modes.VR);
      top.location.href = url;
      return;
    }
  }
  this.enterVRMode_();
};

WebVRManager.prototype.requestFullscreen_ = function() {
  var canvas = document.body;
  //var canvas = this.renderer.domElement;
  if (canvas.requestFullscreen) {
    canvas.requestFullscreen();
  } else if (canvas.mozRequestFullScreen) {
    canvas.mozRequestFullScreen();
  } else if (canvas.webkitRequestFullscreen) {
    canvas.webkitRequestFullscreen();
  } else if (canvas.msRequestFullscreen) {
    canvas.msRequestFullscreen();
  }
};

WebVRManager.prototype.exitFullscreen_ = function() {
  if (document.exitFullscreen) {
    document.exitFullscreen();
  } else if (document.mozCancelFullScreen) {
    document.mozCancelFullScreen();
  } else if (document.webkitExitFullscreen) {
    document.webkitExitFullscreen();
  } else if (document.msExitFullscreen) {
    document.msExitFullscreen();
  }
};

WebVRManager.prototype.onVRDisplayPresentChange_ = function(e) {
  console.log('onVRDisplayPresentChange_', e);
  if (this.hmd.isPresenting) {
    this.setMode_(Modes.VR);
  } else {
    this.setMode_(Modes.NORMAL);
  }
};

WebVRManager.prototype.onVRDisplayDeviceParamsChange_ = function(e) {
  console.log('onVRDisplayDeviceParamsChange_', e);
};

WebVRManager.prototype.onFullscreenChange_ = function(e) {
  // If we leave full-screen, go back to normal mode.
  if (document.webkitFullscreenElement === null ||
      document.mozFullScreenElement === null) {
    this.setMode_(Modes.NORMAL);
  }
};

module.exports = WebVRManager;

},{"./button-manager.js":1,"./emitter.js":2,"./modes.js":3,"./util.js":4}]},{},[5])(5)
});
}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{}],8:[function(_dereq_,module,exports){
module.exports={
  "_args": [
    [
      "webvr-polyfill@^0.9.38",
      "/Users/lincolnfrog/daydream/vrview"
    ]
  ],
  "_from": "webvr-polyfill@>=0.9.38 <0.10.0",
  "_id": "webvr-polyfill@0.9.40",
  "_inCache": true,
  "_installable": true,
  "_location": "/webvr-polyfill",
  "_nodeVersion": "8.6.0",
  "_npmOperationalInternal": {
    "host": "s3://npm-registry-packages",
    "tmp": "tmp/webvr-polyfill-0.9.40.tgz_1507657755590_0.00047161197289824486"
  },
  "_npmUser": {
    "email": "jsantell@gmail.com",
    "name": "jsantell"
  },
  "_npmVersion": "5.3.0",
  "_phantomChildren": {},
  "_requested": {
    "name": "webvr-polyfill",
    "raw": "webvr-polyfill@^0.9.38",
    "rawSpec": "^0.9.38",
    "scope": null,
    "spec": ">=0.9.38 <0.10.0",
    "type": "range"
  },
  "_requiredBy": [
    "/",
    "/webvr-boilerplate"
  ],
  "_resolved": "https://registry.npmjs.org/webvr-polyfill/-/webvr-polyfill-0.9.40.tgz",
  "_shasum": "2cfa0ec0e0cc6ba7238c73a09cba4952fff59a63",
  "_shrinkwrap": null,
  "_spec": "webvr-polyfill@^0.9.38",
  "_where": "/Users/lincolnfrog/daydream/vrview",
  "authors": [
    "Boris Smus <boris@smus.com>",
    "Brandon Jones <tojiro@gmail.com>",
    "Jordan Santell <jordan@jsantell.com>"
  ],
  "bugs": {
    "url": "https://github.com/googlevr/webvr-polyfill/issues"
  },
  "dependencies": {},
  "description": "Use WebVR today, on mobile or desktop, without requiring a special browser build.",
  "devDependencies": {
    "chai": "^3.5.0",
    "jsdom": "^9.12.0",
    "mocha": "^3.2.0",
    "semver": "^5.3.0",
    "webpack": "^2.6.1",
    "webpack-dev-server": "2.7.1"
  },
  "directories": {},
  "dist": {
    "integrity": "sha512-m7jhJHjFcUYPyPSNeGmly7a2h/cP7bARz0OZMoUn5SueVXEKeZ4P7bzbAUDBDvvqCsa5gHgM3PFIhYe13bqaWw==",
    "shasum": "2cfa0ec0e0cc6ba7238c73a09cba4952fff59a63",
    "tarball": "https://registry.npmjs.org/webvr-polyfill/-/webvr-polyfill-0.9.40.tgz"
  },
  "gitHead": "45828ffdb8c3e0f9bb90296d6039d3cc7909ba8e",
  "homepage": "https://github.com/googlevr/webvr-polyfill",
  "keywords": [
    "vr",
    "webvr"
  ],
  "license": "Apache-2.0",
  "main": "src/node-entry",
  "maintainers": [
    {
      "email": "jsantell@gmail.com",
      "name": "jsantell"
    },
    {
      "email": "tojiro@gmail.com",
      "name": "toji"
    },
    {
      "email": "boris@smus.com",
      "name": "smus"
    }
  ],
  "name": "webvr-polyfill",
  "optionalDependencies": {},
  "readme": "ERROR: No README data found!",
  "repository": {
    "type": "git",
    "url": "git+https://github.com/googlevr/webvr-polyfill.git"
  },
  "scripts": {
    "build": "webpack",
    "start": "npm run watch",
    "test": "mocha",
    "watch": "webpack-dev-server"
  },
  "version": "0.9.40"
}

},{}],9:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');
var WakeLock = _dereq_('./wakelock.js');

// Start at a higher number to reduce chance of conflict.
var nextDisplayId = 1000;
var hasShowDeprecationWarning = false;

var defaultLeftBounds = [0, 0, 0.5, 1];
var defaultRightBounds = [0.5, 0, 0.5, 1];

/**
 * The base class for all VR frame data.
 */

function VRFrameData() {
  this.leftProjectionMatrix = new Float32Array(16);
  this.leftViewMatrix = new Float32Array(16);
  this.rightProjectionMatrix = new Float32Array(16);
  this.rightViewMatrix = new Float32Array(16);
  this.pose = null;
};

/**
 * The base class for all VR displays.
 */
function VRDisplay() {
  this.isPolyfilled = true;
  this.displayId = nextDisplayId++;
  this.displayName = 'webvr-polyfill displayName';

  this.depthNear = 0.01;
  this.depthFar = 10000.0;

  this.isConnected = true;
  this.isPresenting = false;
  this.capabilities = {
    hasPosition: false,
    hasOrientation: false,
    hasExternalDisplay: false,
    canPresent: false,
    maxLayers: 1
  };
  this.stageParameters = null;

  // "Private" members.
  this.waitingForPresent_ = false;
  this.layer_ = null;

  this.fullscreenElement_ = null;
  this.fullscreenWrapper_ = null;
  this.fullscreenElementCachedStyle_ = null;

  this.fullscreenEventTarget_ = null;
  this.fullscreenChangeHandler_ = null;
  this.fullscreenErrorHandler_ = null;

  this.wakelock_ = new WakeLock();
}

VRDisplay.prototype.getFrameData = function(frameData) {
  // TODO: Technically this should retain it's value for the duration of a frame
  // but I doubt that's practical to do in javascript.
  return Util.frameDataFromPose(frameData, this.getPose(), this);
};

VRDisplay.prototype.getPose = function() {
  // TODO: Technically this should retain it's value for the duration of a frame
  // but I doubt that's practical to do in javascript.
  return this.getImmediatePose();
};

VRDisplay.prototype.requestAnimationFrame = function(callback) {
  return window.requestAnimationFrame(callback);
};

VRDisplay.prototype.cancelAnimationFrame = function(id) {
  return window.cancelAnimationFrame(id);
};

VRDisplay.prototype.wrapForFullscreen = function(element) {
  // Don't wrap in iOS.
  if (Util.isIOS()) {
    return element;
  }
  if (!this.fullscreenWrapper_) {
    this.fullscreenWrapper_ = document.createElement('div');
    var cssProperties = [
      'height: ' + Math.min(screen.height, screen.width) + 'px !important',
      'top: 0 !important',
      'left: 0 !important',
      'right: 0 !important',
      'border: 0',
      'margin: 0',
      'padding: 0',
      'z-index: 999999 !important',
      'position: fixed',
    ];
    this.fullscreenWrapper_.setAttribute('style', cssProperties.join('; ') + ';');
    this.fullscreenWrapper_.classList.add('webvr-polyfill-fullscreen-wrapper');
  }

  if (this.fullscreenElement_ == element) {
    return this.fullscreenWrapper_;
  }

  // Remove any previously applied wrappers
  this.removeFullscreenWrapper();

  this.fullscreenElement_ = element;
  var parent = this.fullscreenElement_.parentElement;
  parent.insertBefore(this.fullscreenWrapper_, this.fullscreenElement_);
  parent.removeChild(this.fullscreenElement_);
  this.fullscreenWrapper_.insertBefore(this.fullscreenElement_, this.fullscreenWrapper_.firstChild);
  this.fullscreenElementCachedStyle_ = this.fullscreenElement_.getAttribute('style');

  var self = this;
  function applyFullscreenElementStyle() {
    if (!self.fullscreenElement_) {
      return;
    }

    var cssProperties = [
      'position: absolute',
      'top: 0',
      'left: 0',
      'width: ' + Math.max(screen.width, screen.height) + 'px',
      'height: ' + Math.min(screen.height, screen.width) + 'px',
      'border: 0',
      'margin: 0',
      'padding: 0',
    ];
    self.fullscreenElement_.setAttribute('style', cssProperties.join('; ') + ';');
  }

  applyFullscreenElementStyle();

  return this.fullscreenWrapper_;
};

VRDisplay.prototype.removeFullscreenWrapper = function() {
  if (!this.fullscreenElement_) {
    return;
  }

  var element = this.fullscreenElement_;
  if (this.fullscreenElementCachedStyle_) {
    element.setAttribute('style', this.fullscreenElementCachedStyle_);
  } else {
    element.removeAttribute('style');
  }
  this.fullscreenElement_ = null;
  this.fullscreenElementCachedStyle_ = null;

  var parent = this.fullscreenWrapper_.parentElement;
  this.fullscreenWrapper_.removeChild(element);
  parent.insertBefore(element, this.fullscreenWrapper_);
  parent.removeChild(this.fullscreenWrapper_);

  return element;
};

VRDisplay.prototype.requestPresent = function(layers) {
  var wasPresenting = this.isPresenting;
  var self = this;

  if (!(layers instanceof Array)) {
    if (!hasShowDeprecationWarning) {
      console.warn("Using a deprecated form of requestPresent. Should pass in an array of VRLayers.");
      hasShowDeprecationWarning = true;
    }
    layers = [layers];
  }

  return new Promise(function(resolve, reject) {
    if (!self.capabilities.canPresent) {
      reject(new Error('VRDisplay is not capable of presenting.'));
      return;
    }

    if (layers.length == 0 || layers.length > self.capabilities.maxLayers) {
      reject(new Error('Invalid number of layers.'));
      return;
    }

    var incomingLayer = layers[0];
    if (!incomingLayer.source) {
      /*
      todo: figure out the correct behavior if the source is not provided.
      see https://github.com/w3c/webvr/issues/58
      */
      resolve();
      return;
    }

    var leftBounds = incomingLayer.leftBounds || defaultLeftBounds;
    var rightBounds = incomingLayer.rightBounds || defaultRightBounds;
    if (wasPresenting) {
      // Already presenting, just changing configuration
      var layer = self.layer_;
      if (layer.source !== incomingLayer.source) {
        layer.source = incomingLayer.source;
      }

      for (var i = 0; i < 4; i++) {
        layer.leftBounds[i] = leftBounds[i];
        layer.rightBounds[i] = rightBounds[i];
      }

      resolve();
      return;
    }

    // Was not already presenting.
    self.layer_ = {
      predistorted: incomingLayer.predistorted,
      source: incomingLayer.source,
      leftBounds: leftBounds.slice(0),
      rightBounds: rightBounds.slice(0)
    };

    self.waitingForPresent_ = false;
    if (self.layer_ && self.layer_.source) {
      var fullscreenElement = self.wrapForFullscreen(self.layer_.source);

      var onFullscreenChange = function() {
        var actualFullscreenElement = Util.getFullscreenElement();

        self.isPresenting = (fullscreenElement === actualFullscreenElement);
        if (self.isPresenting) {
          if (screen.orientation && screen.orientation.lock) {
            screen.orientation.lock('landscape-primary').catch(function(error){
                    console.error('screen.orientation.lock() failed due to', error.message)
            });
          }
          self.waitingForPresent_ = false;
          self.beginPresent_();
          resolve();
        } else {
          if (screen.orientation && screen.orientation.unlock) {
            screen.orientation.unlock();
          }
          self.removeFullscreenWrapper();
          self.wakelock_.release();
          self.endPresent_();
          self.removeFullscreenListeners_();
        }
        self.fireVRDisplayPresentChange_();
      }
      var onFullscreenError = function() {
        if (!self.waitingForPresent_) {
          return;
        }

        self.removeFullscreenWrapper();
        self.removeFullscreenListeners_();

        self.wakelock_.release();
        self.waitingForPresent_ = false;
        self.isPresenting = false;

        reject(new Error('Unable to present.'));
      }

      self.addFullscreenListeners_(fullscreenElement,
          onFullscreenChange, onFullscreenError);

      if (Util.requestFullscreen(fullscreenElement)) {
        self.wakelock_.request();
        self.waitingForPresent_ = true;
      } else if (Util.isIOS() || Util.isWebViewAndroid()) {
        // *sigh* Just fake it.
        self.wakelock_.request();
        self.isPresenting = true;
        self.beginPresent_();
        self.fireVRDisplayPresentChange_();
        resolve();
      }
    }

    if (!self.waitingForPresent_ && !Util.isIOS()) {
      Util.exitFullscreen();
      reject(new Error('Unable to present.'));
    }
  });
};

VRDisplay.prototype.exitPresent = function() {
  var wasPresenting = this.isPresenting;
  var self = this;
  this.isPresenting = false;
  this.layer_ = null;
  this.wakelock_.release();

  return new Promise(function(resolve, reject) {
    if (wasPresenting) {
      if (!Util.exitFullscreen() && Util.isIOS()) {
        self.endPresent_();
        self.fireVRDisplayPresentChange_();
      }

      if (Util.isWebViewAndroid()) {
        self.removeFullscreenWrapper();
        self.removeFullscreenListeners_();
        self.endPresent_();
        self.fireVRDisplayPresentChange_();
      }

      resolve();
    } else {
      reject(new Error('Was not presenting to VRDisplay.'));
    }
  });
};

VRDisplay.prototype.getLayers = function() {
  if (this.layer_) {
    return [this.layer_];
  }
  return [];
};

VRDisplay.prototype.fireVRDisplayPresentChange_ = function() {
  // Important: unfortunately we cannot have full spec compliance here.
  // CustomEvent custom fields all go under e.detail (so the VRDisplay ends up
  // being e.detail.display, instead of e.display as per WebVR spec).
  var event = new CustomEvent('vrdisplaypresentchange', {detail: {display: this}});
  window.dispatchEvent(event);
};

VRDisplay.prototype.fireVRDisplayConnect_ = function() {
  // Important: unfortunately we cannot have full spec compliance here.
  // CustomEvent custom fields all go under e.detail (so the VRDisplay ends up
  // being e.detail.display, instead of e.display as per WebVR spec).
  var event = new CustomEvent('vrdisplayconnect', {detail: {display: this}});
  window.dispatchEvent(event);
};

VRDisplay.prototype.addFullscreenListeners_ = function(element, changeHandler, errorHandler) {
  this.removeFullscreenListeners_();

  this.fullscreenEventTarget_ = element;
  this.fullscreenChangeHandler_ = changeHandler;
  this.fullscreenErrorHandler_ = errorHandler;

  if (changeHandler) {
    if (document.fullscreenEnabled) {
      element.addEventListener('fullscreenchange', changeHandler, false);
    } else if (document.webkitFullscreenEnabled) {
      element.addEventListener('webkitfullscreenchange', changeHandler, false);
    } else if (document.mozFullScreenEnabled) {
      document.addEventListener('mozfullscreenchange', changeHandler, false);
    } else if (document.msFullscreenEnabled) {
      element.addEventListener('msfullscreenchange', changeHandler, false);
    }
  }

  if (errorHandler) {
    if (document.fullscreenEnabled) {
      element.addEventListener('fullscreenerror', errorHandler, false);
    } else if (document.webkitFullscreenEnabled) {
      element.addEventListener('webkitfullscreenerror', errorHandler, false);
    } else if (document.mozFullScreenEnabled) {
      document.addEventListener('mozfullscreenerror', errorHandler, false);
    } else if (document.msFullscreenEnabled) {
      element.addEventListener('msfullscreenerror', errorHandler, false);
    }
  }
};

VRDisplay.prototype.removeFullscreenListeners_ = function() {
  if (!this.fullscreenEventTarget_)
    return;

  var element = this.fullscreenEventTarget_;

  if (this.fullscreenChangeHandler_) {
    var changeHandler = this.fullscreenChangeHandler_;
    element.removeEventListener('fullscreenchange', changeHandler, false);
    element.removeEventListener('webkitfullscreenchange', changeHandler, false);
    document.removeEventListener('mozfullscreenchange', changeHandler, false);
    element.removeEventListener('msfullscreenchange', changeHandler, false);
  }

  if (this.fullscreenErrorHandler_) {
    var errorHandler = this.fullscreenErrorHandler_;
    element.removeEventListener('fullscreenerror', errorHandler, false);
    element.removeEventListener('webkitfullscreenerror', errorHandler, false);
    document.removeEventListener('mozfullscreenerror', errorHandler, false);
    element.removeEventListener('msfullscreenerror', errorHandler, false);
  }

  this.fullscreenEventTarget_ = null;
  this.fullscreenChangeHandler_ = null;
  this.fullscreenErrorHandler_ = null;
};

VRDisplay.prototype.beginPresent_ = function() {
  // Override to add custom behavior when presentation begins.
};

VRDisplay.prototype.endPresent_ = function() {
  // Override to add custom behavior when presentation ends.
};

VRDisplay.prototype.submitFrame = function(pose) {
  // Override to add custom behavior for frame submission.
};

VRDisplay.prototype.getEyeParameters = function(whichEye) {
  // Override to return accurate eye parameters if canPresent is true.
  return null;
};

/*
 * Deprecated classes
 */

/**
 * The base class for all VR devices. (Deprecated)
 */
function VRDevice() {
  this.isPolyfilled = true;
  this.hardwareUnitId = 'webvr-polyfill hardwareUnitId';
  this.deviceId = 'webvr-polyfill deviceId';
  this.deviceName = 'webvr-polyfill deviceName';
}

/**
 * The base class for all VR HMD devices. (Deprecated)
 */
function HMDVRDevice() {
}
HMDVRDevice.prototype = new VRDevice();

/**
 * The base class for all VR position sensor devices. (Deprecated)
 */
function PositionSensorVRDevice() {
}
PositionSensorVRDevice.prototype = new VRDevice();

module.exports.VRFrameData = VRFrameData;
module.exports.VRDisplay = VRDisplay;
module.exports.VRDevice = VRDevice;
module.exports.HMDVRDevice = HMDVRDevice;
module.exports.PositionSensorVRDevice = PositionSensorVRDevice;

},{"./util.js":29,"./wakelock.js":31}],10:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var CardboardUI = _dereq_('./cardboard-ui.js');
var Util = _dereq_('./util.js');
var WGLUPreserveGLState = _dereq_('./deps/wglu-preserve-state.js');

var distortionVS = [
  'attribute vec2 position;',
  'attribute vec3 texCoord;',

  'varying vec2 vTexCoord;',

  'uniform vec4 viewportOffsetScale[2];',

  'void main() {',
  '  vec4 viewport = viewportOffsetScale[int(texCoord.z)];',
  '  vTexCoord = (texCoord.xy * viewport.zw) + viewport.xy;',
  '  gl_Position = vec4( position, 1.0, 1.0 );',
  '}',
].join('\n');

var distortionFS = [
  'precision mediump float;',
  'uniform sampler2D diffuse;',

  'varying vec2 vTexCoord;',

  'void main() {',
  '  gl_FragColor = texture2D(diffuse, vTexCoord);',
  '}',
].join('\n');

/**
 * A mesh-based distorter.
 */
function CardboardDistorter(gl) {
  this.gl = gl;
  this.ctxAttribs = gl.getContextAttributes();

  this.meshWidth = 20;
  this.meshHeight = 20;

  this.bufferScale = window.WebVRConfig.BUFFER_SCALE;

  this.bufferWidth = gl.drawingBufferWidth;
  this.bufferHeight = gl.drawingBufferHeight;

  // Patching support
  this.realBindFramebuffer = gl.bindFramebuffer;
  this.realEnable = gl.enable;
  this.realDisable = gl.disable;
  this.realColorMask = gl.colorMask;
  this.realClearColor = gl.clearColor;
  this.realViewport = gl.viewport;

  if (!Util.isIOS()) {
    this.realCanvasWidth = Object.getOwnPropertyDescriptor(gl.canvas.__proto__, 'width');
    this.realCanvasHeight = Object.getOwnPropertyDescriptor(gl.canvas.__proto__, 'height');
  }

  this.isPatched = false;

  // State tracking
  this.lastBoundFramebuffer = null;
  this.cullFace = false;
  this.depthTest = false;
  this.blend = false;
  this.scissorTest = false;
  this.stencilTest = false;
  this.viewport = [0, 0, 0, 0];
  this.colorMask = [true, true, true, true];
  this.clearColor = [0, 0, 0, 0];

  this.attribs = {
    position: 0,
    texCoord: 1
  };
  this.program = Util.linkProgram(gl, distortionVS, distortionFS, this.attribs);
  this.uniforms = Util.getProgramUniforms(gl, this.program);

  this.viewportOffsetScale = new Float32Array(8);
  this.setTextureBounds();

  this.vertexBuffer = gl.createBuffer();
  this.indexBuffer = gl.createBuffer();
  this.indexCount = 0;

  this.renderTarget = gl.createTexture();
  this.framebuffer = gl.createFramebuffer();

  this.depthStencilBuffer = null;
  this.depthBuffer = null;
  this.stencilBuffer = null;

  if (this.ctxAttribs.depth && this.ctxAttribs.stencil) {
    this.depthStencilBuffer = gl.createRenderbuffer();
  } else if (this.ctxAttribs.depth) {
    this.depthBuffer = gl.createRenderbuffer();
  } else if (this.ctxAttribs.stencil) {
    this.stencilBuffer = gl.createRenderbuffer();
  }

  this.patch();

  this.onResize();

  if (!window.WebVRConfig.CARDBOARD_UI_DISABLED) {
    this.cardboardUI = new CardboardUI(gl);
  }
};

/**
 * Tears down all the resources created by the distorter and removes any
 * patches.
 */
CardboardDistorter.prototype.destroy = function() {
  var gl = this.gl;

  this.unpatch();

  gl.deleteProgram(this.program);
  gl.deleteBuffer(this.vertexBuffer);
  gl.deleteBuffer(this.indexBuffer);
  gl.deleteTexture(this.renderTarget);
  gl.deleteFramebuffer(this.framebuffer);
  if (this.depthStencilBuffer) {
    gl.deleteRenderbuffer(this.depthStencilBuffer);
  }
  if (this.depthBuffer) {
    gl.deleteRenderbuffer(this.depthBuffer);
  }
  if (this.stencilBuffer) {
    gl.deleteRenderbuffer(this.stencilBuffer);
  }

  if (this.cardboardUI) {
    this.cardboardUI.destroy();
  }
};


/**
 * Resizes the backbuffer to match the canvas width and height.
 */
CardboardDistorter.prototype.onResize = function() {
  var gl = this.gl;
  var self = this;

  var glState = [
    gl.RENDERBUFFER_BINDING,
    gl.TEXTURE_BINDING_2D, gl.TEXTURE0
  ];

  WGLUPreserveGLState(gl, glState, function(gl) {
    // Bind real backbuffer and clear it once. We don't need to clear it again
    // after that because we're overwriting the same area every frame.
    self.realBindFramebuffer.call(gl, gl.FRAMEBUFFER, null);

    // Put things in a good state
    if (self.scissorTest) { self.realDisable.call(gl, gl.SCISSOR_TEST); }
    self.realColorMask.call(gl, true, true, true, true);
    self.realViewport.call(gl, 0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
    self.realClearColor.call(gl, 0, 0, 0, 1);

    gl.clear(gl.COLOR_BUFFER_BIT);

    // Now bind and resize the fake backbuffer
    self.realBindFramebuffer.call(gl, gl.FRAMEBUFFER, self.framebuffer);

    gl.bindTexture(gl.TEXTURE_2D, self.renderTarget);
    gl.texImage2D(gl.TEXTURE_2D, 0, self.ctxAttribs.alpha ? gl.RGBA : gl.RGB,
        self.bufferWidth, self.bufferHeight, 0,
        self.ctxAttribs.alpha ? gl.RGBA : gl.RGB, gl.UNSIGNED_BYTE, null);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
    gl.framebufferTexture2D(gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, self.renderTarget, 0);

    if (self.ctxAttribs.depth && self.ctxAttribs.stencil) {
      gl.bindRenderbuffer(gl.RENDERBUFFER, self.depthStencilBuffer);
      gl.renderbufferStorage(gl.RENDERBUFFER, gl.DEPTH_STENCIL,
          self.bufferWidth, self.bufferHeight);
      gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.DEPTH_STENCIL_ATTACHMENT,
          gl.RENDERBUFFER, self.depthStencilBuffer);
    } else if (self.ctxAttribs.depth) {
      gl.bindRenderbuffer(gl.RENDERBUFFER, self.depthBuffer);
      gl.renderbufferStorage(gl.RENDERBUFFER, gl.DEPTH_COMPONENT16,
          self.bufferWidth, self.bufferHeight);
      gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.DEPTH_ATTACHMENT,
          gl.RENDERBUFFER, self.depthBuffer);
    } else if (self.ctxAttribs.stencil) {
      gl.bindRenderbuffer(gl.RENDERBUFFER, self.stencilBuffer);
      gl.renderbufferStorage(gl.RENDERBUFFER, gl.STENCIL_INDEX8,
          self.bufferWidth, self.bufferHeight);
      gl.framebufferRenderbuffer(gl.FRAMEBUFFER, gl.STENCIL_ATTACHMENT,
          gl.RENDERBUFFER, self.stencilBuffer);
    }

    if (!gl.checkFramebufferStatus(gl.FRAMEBUFFER) === gl.FRAMEBUFFER_COMPLETE) {
      console.error('Framebuffer incomplete!');
    }

    self.realBindFramebuffer.call(gl, gl.FRAMEBUFFER, self.lastBoundFramebuffer);

    if (self.scissorTest) { self.realEnable.call(gl, gl.SCISSOR_TEST); }

    self.realColorMask.apply(gl, self.colorMask);
    self.realViewport.apply(gl, self.viewport);
    self.realClearColor.apply(gl, self.clearColor);
  });

  if (this.cardboardUI) {
    this.cardboardUI.onResize();
  }
};

CardboardDistorter.prototype.patch = function() {
  if (this.isPatched) {
    return;
  }

  var self = this;
  var canvas = this.gl.canvas;
  var gl = this.gl;

  if (!Util.isIOS()) {
    canvas.width = Util.getScreenWidth() * this.bufferScale;
    canvas.height = Util.getScreenHeight() * this.bufferScale;

    Object.defineProperty(canvas, 'width', {
      configurable: true,
      enumerable: true,
      get: function() {
        return self.bufferWidth;
      },
      set: function(value) {
        self.bufferWidth = value;
        self.realCanvasWidth.set.call(canvas, value);
        self.onResize();
      }
    });

    Object.defineProperty(canvas, 'height', {
      configurable: true,
      enumerable: true,
      get: function() {
        return self.bufferHeight;
      },
      set: function(value) {
        self.bufferHeight = value;
        self.realCanvasHeight.set.call(canvas, value);
        self.onResize();
      }
    });
  }

  this.lastBoundFramebuffer = gl.getParameter(gl.FRAMEBUFFER_BINDING);

  if (this.lastBoundFramebuffer == null) {
    this.lastBoundFramebuffer = this.framebuffer;
    this.gl.bindFramebuffer(gl.FRAMEBUFFER, this.framebuffer);
  }

  this.gl.bindFramebuffer = function(target, framebuffer) {
    self.lastBoundFramebuffer = framebuffer ? framebuffer : self.framebuffer;
    // Silently make calls to bind the default framebuffer bind ours instead.
    self.realBindFramebuffer.call(gl, target, self.lastBoundFramebuffer);
  };

  this.cullFace = gl.getParameter(gl.CULL_FACE);
  this.depthTest = gl.getParameter(gl.DEPTH_TEST);
  this.blend = gl.getParameter(gl.BLEND);
  this.scissorTest = gl.getParameter(gl.SCISSOR_TEST);
  this.stencilTest = gl.getParameter(gl.STENCIL_TEST);

  gl.enable = function(pname) {
    switch (pname) {
      case gl.CULL_FACE: self.cullFace = true; break;
      case gl.DEPTH_TEST: self.depthTest = true; break;
      case gl.BLEND: self.blend = true; break;
      case gl.SCISSOR_TEST: self.scissorTest = true; break;
      case gl.STENCIL_TEST: self.stencilTest = true; break;
    }
    self.realEnable.call(gl, pname);
  };

  gl.disable = function(pname) {
    switch (pname) {
      case gl.CULL_FACE: self.cullFace = false; break;
      case gl.DEPTH_TEST: self.depthTest = false; break;
      case gl.BLEND: self.blend = false; break;
      case gl.SCISSOR_TEST: self.scissorTest = false; break;
      case gl.STENCIL_TEST: self.stencilTest = false; break;
    }
    self.realDisable.call(gl, pname);
  };

  this.colorMask = gl.getParameter(gl.COLOR_WRITEMASK);
  gl.colorMask = function(r, g, b, a) {
    self.colorMask[0] = r;
    self.colorMask[1] = g;
    self.colorMask[2] = b;
    self.colorMask[3] = a;
    self.realColorMask.call(gl, r, g, b, a);
  };

  this.clearColor = gl.getParameter(gl.COLOR_CLEAR_VALUE);
  gl.clearColor = function(r, g, b, a) {
    self.clearColor[0] = r;
    self.clearColor[1] = g;
    self.clearColor[2] = b;
    self.clearColor[3] = a;
    self.realClearColor.call(gl, r, g, b, a);
  };

  this.viewport = gl.getParameter(gl.VIEWPORT);
  gl.viewport = function(x, y, w, h) {
    self.viewport[0] = x;
    self.viewport[1] = y;
    self.viewport[2] = w;
    self.viewport[3] = h;
    self.realViewport.call(gl, x, y, w, h);
  };

  this.isPatched = true;
  Util.safariCssSizeWorkaround(canvas);
};

CardboardDistorter.prototype.unpatch = function() {
  if (!this.isPatched) {
    return;
  }

  var gl = this.gl;
  var canvas = this.gl.canvas;

  if (!Util.isIOS()) {
    Object.defineProperty(canvas, 'width', this.realCanvasWidth);
    Object.defineProperty(canvas, 'height', this.realCanvasHeight);
  }
  canvas.width = this.bufferWidth;
  canvas.height = this.bufferHeight;

  gl.bindFramebuffer = this.realBindFramebuffer;
  gl.enable = this.realEnable;
  gl.disable = this.realDisable;
  gl.colorMask = this.realColorMask;
  gl.clearColor = this.realClearColor;
  gl.viewport = this.realViewport;

  // Check to see if our fake backbuffer is bound and bind the real backbuffer
  // if that's the case.
  if (this.lastBoundFramebuffer == this.framebuffer) {
    gl.bindFramebuffer(gl.FRAMEBUFFER, null);
  }

  this.isPatched = false;

  setTimeout(function() {
    Util.safariCssSizeWorkaround(canvas);
  }, 1);
};

CardboardDistorter.prototype.setTextureBounds = function(leftBounds, rightBounds) {
  if (!leftBounds) {
    leftBounds = [0, 0, 0.5, 1];
  }

  if (!rightBounds) {
    rightBounds = [0.5, 0, 0.5, 1];
  }

  // Left eye
  this.viewportOffsetScale[0] = leftBounds[0]; // X
  this.viewportOffsetScale[1] = leftBounds[1]; // Y
  this.viewportOffsetScale[2] = leftBounds[2]; // Width
  this.viewportOffsetScale[3] = leftBounds[3]; // Height

  // Right eye
  this.viewportOffsetScale[4] = rightBounds[0]; // X
  this.viewportOffsetScale[5] = rightBounds[1]; // Y
  this.viewportOffsetScale[6] = rightBounds[2]; // Width
  this.viewportOffsetScale[7] = rightBounds[3]; // Height
};

/**
 * Performs distortion pass on the injected backbuffer, rendering it to the real
 * backbuffer.
 */
CardboardDistorter.prototype.submitFrame = function() {
  var gl = this.gl;
  var self = this;

  var glState = [];

  if (!window.WebVRConfig.DIRTY_SUBMIT_FRAME_BINDINGS) {
    glState.push(
      gl.CURRENT_PROGRAM,
      gl.ARRAY_BUFFER_BINDING,
      gl.ELEMENT_ARRAY_BUFFER_BINDING,
      gl.TEXTURE_BINDING_2D, gl.TEXTURE0
    );
  }

  WGLUPreserveGLState(gl, glState, function(gl) {
    // Bind the real default framebuffer
    self.realBindFramebuffer.call(gl, gl.FRAMEBUFFER, null);

    // Make sure the GL state is in a good place
    if (self.cullFace) { self.realDisable.call(gl, gl.CULL_FACE); }
    if (self.depthTest) { self.realDisable.call(gl, gl.DEPTH_TEST); }
    if (self.blend) { self.realDisable.call(gl, gl.BLEND); }
    if (self.scissorTest) { self.realDisable.call(gl, gl.SCISSOR_TEST); }
    if (self.stencilTest) { self.realDisable.call(gl, gl.STENCIL_TEST); }
    self.realColorMask.call(gl, true, true, true, true);
    self.realViewport.call(gl, 0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);

    // If the backbuffer has an alpha channel clear every frame so the page
    // doesn't show through.
    if (self.ctxAttribs.alpha || Util.isIOS()) {
      self.realClearColor.call(gl, 0, 0, 0, 1);
      gl.clear(gl.COLOR_BUFFER_BIT);
    }

    // Bind distortion program and mesh
    gl.useProgram(self.program);

    gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, self.indexBuffer);

    gl.bindBuffer(gl.ARRAY_BUFFER, self.vertexBuffer);
    gl.enableVertexAttribArray(self.attribs.position);
    gl.enableVertexAttribArray(self.attribs.texCoord);
    gl.vertexAttribPointer(self.attribs.position, 2, gl.FLOAT, false, 20, 0);
    gl.vertexAttribPointer(self.attribs.texCoord, 3, gl.FLOAT, false, 20, 8);

    gl.activeTexture(gl.TEXTURE0);
    gl.uniform1i(self.uniforms.diffuse, 0);
    gl.bindTexture(gl.TEXTURE_2D, self.renderTarget);

    gl.uniform4fv(self.uniforms.viewportOffsetScale, self.viewportOffsetScale);

    // Draws both eyes
    gl.drawElements(gl.TRIANGLES, self.indexCount, gl.UNSIGNED_SHORT, 0);

    if (self.cardboardUI) {
      self.cardboardUI.renderNoState();
    }

    // Bind the fake default framebuffer again
    self.realBindFramebuffer.call(self.gl, gl.FRAMEBUFFER, self.framebuffer);

    // If preserveDrawingBuffer == false clear the framebuffer
    if (!self.ctxAttribs.preserveDrawingBuffer) {
      self.realClearColor.call(gl, 0, 0, 0, 0);
      gl.clear(gl.COLOR_BUFFER_BIT);
    }

    if (!window.WebVRConfig.DIRTY_SUBMIT_FRAME_BINDINGS) {
      self.realBindFramebuffer.call(gl, gl.FRAMEBUFFER, self.lastBoundFramebuffer);
    }

    // Restore state
    if (self.cullFace) { self.realEnable.call(gl, gl.CULL_FACE); }
    if (self.depthTest) { self.realEnable.call(gl, gl.DEPTH_TEST); }
    if (self.blend) { self.realEnable.call(gl, gl.BLEND); }
    if (self.scissorTest) { self.realEnable.call(gl, gl.SCISSOR_TEST); }
    if (self.stencilTest) { self.realEnable.call(gl, gl.STENCIL_TEST); }

    self.realColorMask.apply(gl, self.colorMask);
    self.realViewport.apply(gl, self.viewport);
    if (self.ctxAttribs.alpha || !self.ctxAttribs.preserveDrawingBuffer) {
      self.realClearColor.apply(gl, self.clearColor);
    }
  });

  // Workaround for the fact that Safari doesn't allow us to patch the canvas
  // width and height correctly. After each submit frame check to see what the
  // real backbuffer size has been set to and resize the fake backbuffer size
  // to match.
  if (Util.isIOS()) {
    var canvas = gl.canvas;
    if (canvas.width != self.bufferWidth || canvas.height != self.bufferHeight) {
      self.bufferWidth = canvas.width;
      self.bufferHeight = canvas.height;
      self.onResize();
    }
  }
};

/**
 * Call when the deviceInfo has changed. At this point we need
 * to re-calculate the distortion mesh.
 */
CardboardDistorter.prototype.updateDeviceInfo = function(deviceInfo) {
  var gl = this.gl;
  var self = this;

  var glState = [gl.ARRAY_BUFFER_BINDING, gl.ELEMENT_ARRAY_BUFFER_BINDING];
  WGLUPreserveGLState(gl, glState, function(gl) {
    var vertices = self.computeMeshVertices_(self.meshWidth, self.meshHeight, deviceInfo);
    gl.bindBuffer(gl.ARRAY_BUFFER, self.vertexBuffer);
    gl.bufferData(gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW);

    // Indices don't change based on device parameters, so only compute once.
    if (!self.indexCount) {
      var indices = self.computeMeshIndices_(self.meshWidth, self.meshHeight);
      gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, self.indexBuffer);
      gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, indices, gl.STATIC_DRAW);
      self.indexCount = indices.length;
    }
  });
};

/**
 * Build the distortion mesh vertices.
 * Based on code from the Unity cardboard plugin.
 */
CardboardDistorter.prototype.computeMeshVertices_ = function(width, height, deviceInfo) {
  var vertices = new Float32Array(2 * width * height * 5);

  var lensFrustum = deviceInfo.getLeftEyeVisibleTanAngles();
  var noLensFrustum = deviceInfo.getLeftEyeNoLensTanAngles();
  var viewport = deviceInfo.getLeftEyeVisibleScreenRect(noLensFrustum);
  var vidx = 0;
  var iidx = 0;
  for (var e = 0; e < 2; e++) {
    for (var j = 0; j < height; j++) {
      for (var i = 0; i < width; i++, vidx++) {
        var u = i / (width - 1);
        var v = j / (height - 1);

        // Grid points regularly spaced in StreoScreen, and barrel distorted in
        // the mesh.
        var s = u;
        var t = v;
        var x = Util.lerp(lensFrustum[0], lensFrustum[2], u);
        var y = Util.lerp(lensFrustum[3], lensFrustum[1], v);
        var d = Math.sqrt(x * x + y * y);
        var r = deviceInfo.distortion.distortInverse(d);
        var p = x * r / d;
        var q = y * r / d;
        u = (p - noLensFrustum[0]) / (noLensFrustum[2] - noLensFrustum[0]);
        v = (q - noLensFrustum[3]) / (noLensFrustum[1] - noLensFrustum[3]);

        // Convert u,v to mesh screen coordinates.
        var aspect = deviceInfo.device.widthMeters / deviceInfo.device.heightMeters;

        // FIXME: The original Unity plugin multiplied U by the aspect ratio
        // and didn't multiply either value by 2, but that seems to get it
        // really close to correct looking for me. I hate this kind of "Don't
        // know why it works" code though, and wold love a more logical
        // explanation of what needs to happen here.
        u = (viewport.x + u * viewport.width - 0.5) * 2.0; //* aspect;
        v = (viewport.y + v * viewport.height - 0.5) * 2.0;

        vertices[(vidx * 5) + 0] = u; // position.x
        vertices[(vidx * 5) + 1] = v; // position.y
        vertices[(vidx * 5) + 2] = s; // texCoord.x
        vertices[(vidx * 5) + 3] = t; // texCoord.y
        vertices[(vidx * 5) + 4] = e; // texCoord.z (viewport index)
      }
    }
    var w = lensFrustum[2] - lensFrustum[0];
    lensFrustum[0] = -(w + lensFrustum[0]);
    lensFrustum[2] = w - lensFrustum[2];
    w = noLensFrustum[2] - noLensFrustum[0];
    noLensFrustum[0] = -(w + noLensFrustum[0]);
    noLensFrustum[2] = w - noLensFrustum[2];
    viewport.x = 1 - (viewport.x + viewport.width);
  }
  return vertices;
}

/**
 * Build the distortion mesh indices.
 * Based on code from the Unity cardboard plugin.
 */
CardboardDistorter.prototype.computeMeshIndices_ = function(width, height) {
  var indices = new Uint16Array(2 * (width - 1) * (height - 1) * 6);
  var halfwidth = width / 2;
  var halfheight = height / 2;
  var vidx = 0;
  var iidx = 0;
  for (var e = 0; e < 2; e++) {
    for (var j = 0; j < height; j++) {
      for (var i = 0; i < width; i++, vidx++) {
        if (i == 0 || j == 0)
          continue;
        // Build a quad.  Lower right and upper left quadrants have quads with
        // the triangle diagonal flipped to get the vignette to interpolate
        // correctly.
        if ((i <= halfwidth) == (j <= halfheight)) {
          // Quad diagonal lower left to upper right.
          indices[iidx++] = vidx;
          indices[iidx++] = vidx - width - 1;
          indices[iidx++] = vidx - width;
          indices[iidx++] = vidx - width - 1;
          indices[iidx++] = vidx;
          indices[iidx++] = vidx - 1;
        } else {
          // Quad diagonal upper left to lower right.
          indices[iidx++] = vidx - 1;
          indices[iidx++] = vidx - width;
          indices[iidx++] = vidx;
          indices[iidx++] = vidx - width;
          indices[iidx++] = vidx - 1;
          indices[iidx++] = vidx - width - 1;
        }
      }
    }
  }
  return indices;
};

CardboardDistorter.prototype.getOwnPropertyDescriptor_ = function(proto, attrName) {
  var descriptor = Object.getOwnPropertyDescriptor(proto, attrName);
  // In some cases (ahem... Safari), the descriptor returns undefined get and
  // set fields. In this case, we need to create a synthetic property
  // descriptor. This works around some of the issues in
  // https://github.com/borismus/webvr-polyfill/issues/46
  if (descriptor.get === undefined || descriptor.set === undefined) {
    descriptor.configurable = true;
    descriptor.enumerable = true;
    descriptor.get = function() {
      return this.getAttribute(attrName);
    };
    descriptor.set = function(val) {
      this.setAttribute(attrName, val);
    };
  }
  return descriptor;
};

module.exports = CardboardDistorter;

},{"./cardboard-ui.js":11,"./deps/wglu-preserve-state.js":13,"./util.js":29}],11:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');
var WGLUPreserveGLState = _dereq_('./deps/wglu-preserve-state.js');

var uiVS = [
  'attribute vec2 position;',

  'uniform mat4 projectionMat;',

  'void main() {',
  '  gl_Position = projectionMat * vec4( position, -1.0, 1.0 );',
  '}',
].join('\n');

var uiFS = [
  'precision mediump float;',

  'uniform vec4 color;',

  'void main() {',
  '  gl_FragColor = color;',
  '}',
].join('\n');

var DEG2RAD = Math.PI/180.0;

// The gear has 6 identical sections, each spanning 60 degrees.
var kAnglePerGearSection = 60;

// Half-angle of the span of the outer rim.
var kOuterRimEndAngle = 12;

// Angle between the middle of the outer rim and the start of the inner rim.
var kInnerRimBeginAngle = 20;

// Distance from center to outer rim, normalized so that the entire model
// fits in a [-1, 1] x [-1, 1] square.
var kOuterRadius = 1;

// Distance from center to depressed rim, in model units.
var kMiddleRadius = 0.75;

// Radius of the inner hollow circle, in model units.
var kInnerRadius = 0.3125;

// Center line thickness in DP.
var kCenterLineThicknessDp = 4;

// Button width in DP.
var kButtonWidthDp = 28;

// Factor to scale the touch area that responds to the touch.
var kTouchSlopFactor = 1.5;

var Angles = [
  0, kOuterRimEndAngle, kInnerRimBeginAngle,
  kAnglePerGearSection - kInnerRimBeginAngle,
  kAnglePerGearSection - kOuterRimEndAngle
];

/**
 * Renders the alignment line and "options" gear. It is assumed that the canvas
 * this is rendered into covers the entire screen (or close to it.)
 */
function CardboardUI(gl) {
  this.gl = gl;

  this.attribs = {
    position: 0
  };
  this.program = Util.linkProgram(gl, uiVS, uiFS, this.attribs);
  this.uniforms = Util.getProgramUniforms(gl, this.program);

  this.vertexBuffer = gl.createBuffer();
  this.gearOffset = 0;
  this.gearVertexCount = 0;
  this.arrowOffset = 0;
  this.arrowVertexCount = 0;

  this.projMat = new Float32Array(16);

  this.listener = null;

  this.onResize();
};

/**
 * Tears down all the resources created by the UI renderer.
 */
CardboardUI.prototype.destroy = function() {
  var gl = this.gl;

  if (this.listener) {
    gl.canvas.removeEventListener('click', this.listener, false);
  }

  gl.deleteProgram(this.program);
  gl.deleteBuffer(this.vertexBuffer);
};

/**
 * Adds a listener to clicks on the gear and back icons
 */
CardboardUI.prototype.listen = function(optionsCallback, backCallback) {
  var canvas = this.gl.canvas;
  this.listener = function(event) {
    var midline = canvas.clientWidth / 2;
    var buttonSize = kButtonWidthDp * kTouchSlopFactor;
    // Check to see if the user clicked on (or around) the gear icon
    if (event.clientX > midline - buttonSize &&
        event.clientX < midline + buttonSize &&
        event.clientY > canvas.clientHeight - buttonSize) {
      optionsCallback(event);
    }
    // Check to see if the user clicked on (or around) the back icon
    else if (event.clientX < buttonSize && event.clientY < buttonSize) {
      backCallback(event);
    }
  };
  canvas.addEventListener('click', this.listener, false);
};

/**
 * Builds the UI mesh.
 */
CardboardUI.prototype.onResize = function() {
  var gl = this.gl;
  var self = this;

  var glState = [
    gl.ARRAY_BUFFER_BINDING
  ];

  WGLUPreserveGLState(gl, glState, function(gl) {
    var vertices = [];

    var midline = gl.drawingBufferWidth / 2;

    // The gl buffer size will likely be smaller than the physical pixel count.
    // So we need to scale the dps down based on the actual buffer size vs physical pixel count.
    // This will properly size the ui elements no matter what the gl buffer resolution is
    var physicalPixels = Math.max(screen.width, screen.height) * window.devicePixelRatio;
    var scalingRatio = gl.drawingBufferWidth / physicalPixels;
    var dps = scalingRatio *  window.devicePixelRatio;

    var lineWidth = kCenterLineThicknessDp * dps / 2;
    var buttonSize = kButtonWidthDp * kTouchSlopFactor * dps;
    var buttonScale = kButtonWidthDp * dps / 2;
    var buttonBorder = ((kButtonWidthDp * kTouchSlopFactor) - kButtonWidthDp) * dps;

    // Build centerline
    vertices.push(midline - lineWidth, buttonSize);
    vertices.push(midline - lineWidth, gl.drawingBufferHeight);
    vertices.push(midline + lineWidth, buttonSize);
    vertices.push(midline + lineWidth, gl.drawingBufferHeight);

    // Build gear
    self.gearOffset = (vertices.length / 2);

    function addGearSegment(theta, r) {
      var angle = (90 - theta) * DEG2RAD;
      var x = Math.cos(angle);
      var y = Math.sin(angle);
      vertices.push(kInnerRadius * x * buttonScale + midline, kInnerRadius * y * buttonScale + buttonScale);
      vertices.push(r * x * buttonScale + midline, r * y * buttonScale + buttonScale);
    }

    for (var i = 0; i <= 6; i++) {
      var segmentTheta = i * kAnglePerGearSection;

      addGearSegment(segmentTheta, kOuterRadius);
      addGearSegment(segmentTheta + kOuterRimEndAngle, kOuterRadius);
      addGearSegment(segmentTheta + kInnerRimBeginAngle, kMiddleRadius);
      addGearSegment(segmentTheta + (kAnglePerGearSection - kInnerRimBeginAngle), kMiddleRadius);
      addGearSegment(segmentTheta + (kAnglePerGearSection - kOuterRimEndAngle), kOuterRadius);
    }

    self.gearVertexCount = (vertices.length / 2) - self.gearOffset;

    // Build back arrow
    self.arrowOffset = (vertices.length / 2);

    function addArrowVertex(x, y) {
      vertices.push(buttonBorder + x, gl.drawingBufferHeight - buttonBorder - y);
    }

    var angledLineWidth = lineWidth / Math.sin(45 * DEG2RAD);

    addArrowVertex(0, buttonScale);
    addArrowVertex(buttonScale, 0);
    addArrowVertex(buttonScale + angledLineWidth, angledLineWidth);
    addArrowVertex(angledLineWidth, buttonScale + angledLineWidth);

    addArrowVertex(angledLineWidth, buttonScale - angledLineWidth);
    addArrowVertex(0, buttonScale);
    addArrowVertex(buttonScale, buttonScale * 2);
    addArrowVertex(buttonScale + angledLineWidth, (buttonScale * 2) - angledLineWidth);

    addArrowVertex(angledLineWidth, buttonScale - angledLineWidth);
    addArrowVertex(0, buttonScale);

    addArrowVertex(angledLineWidth, buttonScale - lineWidth);
    addArrowVertex(kButtonWidthDp * dps, buttonScale - lineWidth);
    addArrowVertex(angledLineWidth, buttonScale + lineWidth);
    addArrowVertex(kButtonWidthDp * dps, buttonScale + lineWidth);

    self.arrowVertexCount = (vertices.length / 2) - self.arrowOffset;

    // Buffer data
    gl.bindBuffer(gl.ARRAY_BUFFER, self.vertexBuffer);
    gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertices), gl.STATIC_DRAW);
  });
};

/**
 * Performs distortion pass on the injected backbuffer, rendering it to the real
 * backbuffer.
 */
CardboardUI.prototype.render = function() {
  var gl = this.gl;
  var self = this;

  var glState = [
    gl.CULL_FACE,
    gl.DEPTH_TEST,
    gl.BLEND,
    gl.SCISSOR_TEST,
    gl.STENCIL_TEST,
    gl.COLOR_WRITEMASK,
    gl.VIEWPORT,

    gl.CURRENT_PROGRAM,
    gl.ARRAY_BUFFER_BINDING
  ];

  WGLUPreserveGLState(gl, glState, function(gl) {
    // Make sure the GL state is in a good place
    gl.disable(gl.CULL_FACE);
    gl.disable(gl.DEPTH_TEST);
    gl.disable(gl.BLEND);
    gl.disable(gl.SCISSOR_TEST);
    gl.disable(gl.STENCIL_TEST);
    gl.colorMask(true, true, true, true);
    gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);

    self.renderNoState();
  });
};

CardboardUI.prototype.renderNoState = function() {
  var gl = this.gl;

  // Bind distortion program and mesh
  gl.useProgram(this.program);

  gl.bindBuffer(gl.ARRAY_BUFFER, this.vertexBuffer);
  gl.enableVertexAttribArray(this.attribs.position);
  gl.vertexAttribPointer(this.attribs.position, 2, gl.FLOAT, false, 8, 0);

  gl.uniform4f(this.uniforms.color, 1.0, 1.0, 1.0, 1.0);

  Util.orthoMatrix(this.projMat, 0, gl.drawingBufferWidth, 0, gl.drawingBufferHeight, 0.1, 1024.0);
  gl.uniformMatrix4fv(this.uniforms.projectionMat, false, this.projMat);

  // Draws UI element
  gl.drawArrays(gl.TRIANGLE_STRIP, 0, 4);
  gl.drawArrays(gl.TRIANGLE_STRIP, this.gearOffset, this.gearVertexCount);
  gl.drawArrays(gl.TRIANGLE_STRIP, this.arrowOffset, this.arrowVertexCount);
};

module.exports = CardboardUI;

},{"./deps/wglu-preserve-state.js":13,"./util.js":29}],12:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var CardboardDistorter = _dereq_('./cardboard-distorter.js');
var CardboardUI = _dereq_('./cardboard-ui.js');
var DeviceInfo = _dereq_('./device-info.js');
var Dpdb = _dereq_('./dpdb/dpdb.js');
var FusionPoseSensor = _dereq_('./sensor-fusion/fusion-pose-sensor.js');
var RotateInstructions = _dereq_('./rotate-instructions.js');
var ViewerSelector = _dereq_('./viewer-selector.js');
var VRDisplay = _dereq_('./base.js').VRDisplay;
var Util = _dereq_('./util.js');

var Eye = {
  LEFT: 'left',
  RIGHT: 'right'
};

/**
 * VRDisplay based on mobile device parameters and DeviceMotion APIs.
 */
function CardboardVRDisplay() {
  this.displayName = 'Cardboard VRDisplay (webvr-polyfill)';

  this.capabilities.hasOrientation = true;
  this.capabilities.canPresent = true;

  // "Private" members.
  this.bufferScale_ = window.WebVRConfig.BUFFER_SCALE;
  this.poseSensor_ = new FusionPoseSensor();
  this.distorter_ = null;
  this.cardboardUI_ = null;

  this.dpdb_ = new Dpdb(true, this.onDeviceParamsUpdated_.bind(this));
  this.deviceInfo_ = new DeviceInfo(this.dpdb_.getDeviceParams());

  this.viewerSelector_ = new ViewerSelector();
  this.viewerSelector_.onChange(this.onViewerChanged_.bind(this));

  // Set the correct initial viewer.
  this.deviceInfo_.setViewer(this.viewerSelector_.getCurrentViewer());

  if (!window.WebVRConfig.ROTATE_INSTRUCTIONS_DISABLED) {
    this.rotateInstructions_ = new RotateInstructions();
  }

  if (Util.isIOS()) {
    // Listen for resize events to workaround this awful Safari bug.
    window.addEventListener('resize', this.onResize_.bind(this));
  }
}
CardboardVRDisplay.prototype = new VRDisplay();

CardboardVRDisplay.prototype.getImmediatePose = function() {
  return {
    position: this.poseSensor_.getPosition(),
    orientation: this.poseSensor_.getOrientation(),
    linearVelocity: null,
    linearAcceleration: null,
    angularVelocity: null,
    angularAcceleration: null
  };
};

CardboardVRDisplay.prototype.resetPose = function() {
  this.poseSensor_.resetPose();
};

CardboardVRDisplay.prototype.getEyeParameters = function(whichEye) {
  var offset = [this.deviceInfo_.viewer.interLensDistance * 0.5, 0.0, 0.0];
  var fieldOfView;

  // TODO: FoV can be a little expensive to compute. Cache when device params change.
  if (whichEye == Eye.LEFT) {
    offset[0] *= -1.0;
    fieldOfView = this.deviceInfo_.getFieldOfViewLeftEye();
  } else if (whichEye == Eye.RIGHT) {
    fieldOfView = this.deviceInfo_.getFieldOfViewRightEye();
  } else {
    console.error('Invalid eye provided: %s', whichEye);
    return null;
  }

  return {
    fieldOfView: fieldOfView,
    offset: offset,
    // TODO: Should be able to provide better values than these.
    renderWidth: this.deviceInfo_.device.width * 0.5 * this.bufferScale_,
    renderHeight: this.deviceInfo_.device.height * this.bufferScale_,
  };
};

CardboardVRDisplay.prototype.onDeviceParamsUpdated_ = function(newParams) {
  if (Util.isDebug()) {
    console.log('DPDB reported that device params were updated.');
  }
  this.deviceInfo_.updateDeviceParams(newParams);

  if (this.distorter_) {
    this.distorter_.updateDeviceInfo(this.deviceInfo_);
  }
};

CardboardVRDisplay.prototype.updateBounds_ = function () {
  if (this.layer_ && this.distorter_ && (this.layer_.leftBounds || this.layer_.rightBounds)) {
    this.distorter_.setTextureBounds(this.layer_.leftBounds, this.layer_.rightBounds);
  }
};

CardboardVRDisplay.prototype.beginPresent_ = function() {
  var gl = this.layer_.source.getContext('webgl');
  if (!gl)
    gl = this.layer_.source.getContext('experimental-webgl');
  if (!gl)
    gl = this.layer_.source.getContext('webgl2');

  if (!gl)
    return; // Can't do distortion without a WebGL context.

  // Provides a way to opt out of distortion
  if (this.layer_.predistorted) {
    if (!window.WebVRConfig.CARDBOARD_UI_DISABLED) {
      gl.canvas.width = Util.getScreenWidth() * this.bufferScale_;
      gl.canvas.height = Util.getScreenHeight() * this.bufferScale_;
      this.cardboardUI_ = new CardboardUI(gl);
    }
  } else {
    // Create a new distorter for the target context
    this.distorter_ = new CardboardDistorter(gl);
    this.distorter_.updateDeviceInfo(this.deviceInfo_);
    this.cardboardUI_ = this.distorter_.cardboardUI;
  }

  if (this.cardboardUI_) {
    this.cardboardUI_.listen(function(e) {
      // Options clicked.
      this.viewerSelector_.show(this.layer_.source.parentElement);
      e.stopPropagation();
      e.preventDefault();
    }.bind(this), function(e) {
      // Back clicked.
      this.exitPresent();
      e.stopPropagation();
      e.preventDefault();
    }.bind(this));
  }

  if (this.rotateInstructions_) {
    if (Util.isLandscapeMode() && Util.isMobile()) {
      // In landscape mode, temporarily show the "put into Cardboard"
      // interstitial. Otherwise, do the default thing.
      this.rotateInstructions_.showTemporarily(3000, this.layer_.source.parentElement);
    } else {
      this.rotateInstructions_.update();
    }
  }

  // Listen for orientation change events in order to show interstitial.
  this.orientationHandler = this.onOrientationChange_.bind(this);
  window.addEventListener('orientationchange', this.orientationHandler);

  // Listen for present display change events in order to update distorter dimensions
  this.vrdisplaypresentchangeHandler = this.updateBounds_.bind(this);
  window.addEventListener('vrdisplaypresentchange', this.vrdisplaypresentchangeHandler);

  // Fire this event initially, to give geometry-distortion clients the chance
  // to do something custom.
  this.fireVRDisplayDeviceParamsChange_();
};

CardboardVRDisplay.prototype.endPresent_ = function() {
  if (this.distorter_) {
    this.distorter_.destroy();
    this.distorter_ = null;
  }
  if (this.cardboardUI_) {
    this.cardboardUI_.destroy();
    this.cardboardUI_ = null;
  }

  if (this.rotateInstructions_) {
    this.rotateInstructions_.hide();
  }
  this.viewerSelector_.hide();

  window.removeEventListener('orientationchange', this.orientationHandler);
  window.removeEventListener('vrdisplaypresentchange', this.vrdisplaypresentchangeHandler);
};

CardboardVRDisplay.prototype.submitFrame = function(pose) {
  if (this.distorter_) {
    this.updateBounds_();
    this.distorter_.submitFrame();
  } else if (this.cardboardUI_ && this.layer_) {
    // Hack for predistorted: true.
    var canvas = this.layer_.source.getContext('webgl').canvas;
    if (canvas.width != this.lastWidth || canvas.height != this.lastHeight) {
      this.cardboardUI_.onResize();
    }
    this.lastWidth = canvas.width;
    this.lastHeight = canvas.height;

    // Render the Cardboard UI.
    this.cardboardUI_.render();
  }
};

CardboardVRDisplay.prototype.onOrientationChange_ = function(e) {
  // Hide the viewer selector.
  this.viewerSelector_.hide();

  // Update the rotate instructions.
  if (this.rotateInstructions_) {
    this.rotateInstructions_.update();
  }

  this.onResize_();
};

CardboardVRDisplay.prototype.onResize_ = function(e) {
  if (this.layer_) {
    var gl = this.layer_.source.getContext('webgl');
    // Size the CSS canvas.
    // Added padding on right and bottom because iPhone 5 will not
    // hide the URL bar unless content is bigger than the screen.
    // This will not be visible as long as the container element (e.g. body)
    // is set to 'overflow: hidden'.
    // Additionally, 'box-sizing: content-box' ensures renderWidth = width + padding.
    // This is required when 'box-sizing: border-box' is used elsewhere in the page.
    var cssProperties = [
      'position: absolute',
      'top: 0',
      'left: 0',
      // Use vw/vh to handle implicitly devicePixelRatio; issue #282
      'width: 100vw',
      'height: 100vh',
      'border: 0',
      'margin: 0',
      // Set no padding in the case where you don't have control over
      // the content injection, like in Unity WebGL; issue #282
      'padding: 0px',
      'box-sizing: content-box',
    ];
    gl.canvas.setAttribute('style', cssProperties.join('; ') + ';');

    Util.safariCssSizeWorkaround(gl.canvas);
  }
};

CardboardVRDisplay.prototype.onViewerChanged_ = function(viewer) {
  this.deviceInfo_.setViewer(viewer);

  if (this.distorter_) {
    // Update the distortion appropriately.
    this.distorter_.updateDeviceInfo(this.deviceInfo_);
  }

  // Fire a new event containing viewer and device parameters for clients that
  // want to implement their own geometry-based distortion.
  this.fireVRDisplayDeviceParamsChange_();
};

CardboardVRDisplay.prototype.fireVRDisplayDeviceParamsChange_ = function() {
  var event = new CustomEvent('vrdisplaydeviceparamschange', {
    detail: {
      vrdisplay: this,
      deviceInfo: this.deviceInfo_,
    }
  });
  window.dispatchEvent(event);
};

module.exports = CardboardVRDisplay;

},{"./base.js":9,"./cardboard-distorter.js":10,"./cardboard-ui.js":11,"./device-info.js":14,"./dpdb/dpdb.js":18,"./rotate-instructions.js":23,"./sensor-fusion/fusion-pose-sensor.js":25,"./util.js":29,"./viewer-selector.js":30}],13:[function(_dereq_,module,exports){
/**
 * Copyright (c) 2016, Brandon Jones.
 * https://github.com/toji/webgl-utils/blob/master/src/wglu-preserve-state.js
 * LICENSE: https://github.com/toji/webgl-utils/blob/master/LICENSE.md
 */

function WGLUPreserveGLState(gl, bindings, callback) {
  if (!bindings) {
    callback(gl);
    return;
  }

  var boundValues = [];

  var activeTexture = null;
  for (var i = 0; i < bindings.length; ++i) {
    var binding = bindings[i];
    switch (binding) {
      case gl.TEXTURE_BINDING_2D:
      case gl.TEXTURE_BINDING_CUBE_MAP:
        var textureUnit = bindings[++i];
        if (textureUnit < gl.TEXTURE0 || textureUnit > gl.TEXTURE31) {
          console.error("TEXTURE_BINDING_2D or TEXTURE_BINDING_CUBE_MAP must be followed by a valid texture unit");
          boundValues.push(null, null);
          break;
        }
        if (!activeTexture) {
          activeTexture = gl.getParameter(gl.ACTIVE_TEXTURE);
        }
        gl.activeTexture(textureUnit);
        boundValues.push(gl.getParameter(binding), null);
        break;
      case gl.ACTIVE_TEXTURE:
        activeTexture = gl.getParameter(gl.ACTIVE_TEXTURE);
        boundValues.push(null);
        break;
      default:
        boundValues.push(gl.getParameter(binding));
        break;
    }
  }

  callback(gl);

  for (var i = 0; i < bindings.length; ++i) {
    var binding = bindings[i];
    var boundValue = boundValues[i];
    switch (binding) {
      case gl.ACTIVE_TEXTURE:
        break; // Ignore this binding, since we special-case it to happen last.
      case gl.ARRAY_BUFFER_BINDING:
        gl.bindBuffer(gl.ARRAY_BUFFER, boundValue);
        break;
      case gl.COLOR_CLEAR_VALUE:
        gl.clearColor(boundValue[0], boundValue[1], boundValue[2], boundValue[3]);
        break;
      case gl.COLOR_WRITEMASK:
        gl.colorMask(boundValue[0], boundValue[1], boundValue[2], boundValue[3]);
        break;
      case gl.CURRENT_PROGRAM:
        gl.useProgram(boundValue);
        break;
      case gl.ELEMENT_ARRAY_BUFFER_BINDING:
        gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, boundValue);
        break;
      case gl.FRAMEBUFFER_BINDING:
        gl.bindFramebuffer(gl.FRAMEBUFFER, boundValue);
        break;
      case gl.RENDERBUFFER_BINDING:
        gl.bindRenderbuffer(gl.RENDERBUFFER, boundValue);
        break;
      case gl.TEXTURE_BINDING_2D:
        var textureUnit = bindings[++i];
        if (textureUnit < gl.TEXTURE0 || textureUnit > gl.TEXTURE31)
          break;
        gl.activeTexture(textureUnit);
        gl.bindTexture(gl.TEXTURE_2D, boundValue);
        break;
      case gl.TEXTURE_BINDING_CUBE_MAP:
        var textureUnit = bindings[++i];
        if (textureUnit < gl.TEXTURE0 || textureUnit > gl.TEXTURE31)
          break;
        gl.activeTexture(textureUnit);
        gl.bindTexture(gl.TEXTURE_CUBE_MAP, boundValue);
        break;
      case gl.VIEWPORT:
        gl.viewport(boundValue[0], boundValue[1], boundValue[2], boundValue[3]);
        break;
      case gl.BLEND:
      case gl.CULL_FACE:
      case gl.DEPTH_TEST:
      case gl.SCISSOR_TEST:
      case gl.STENCIL_TEST:
        if (boundValue) {
          gl.enable(binding);
        } else {
          gl.disable(binding);
        }
        break;
      default:
        console.log("No GL restore behavior for 0x" + binding.toString(16));
        break;
    }

    if (activeTexture) {
      gl.activeTexture(activeTexture);
    }
  }
}

module.exports = WGLUPreserveGLState;

},{}],14:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Distortion = _dereq_('./distortion/distortion.js');
var MathUtil = _dereq_('./math-util.js');
var Util = _dereq_('./util.js');

function Device(params) {
  this.width = params.width || Util.getScreenWidth();
  this.height = params.height || Util.getScreenHeight();
  this.widthMeters = params.widthMeters;
  this.heightMeters = params.heightMeters;
  this.bevelMeters = params.bevelMeters;
}


// Fallback Android device (based on Nexus 5 measurements) for use when
// we can't recognize an Android device.
var DEFAULT_ANDROID = new Device({
  widthMeters: 0.110,
  heightMeters: 0.062,
  bevelMeters: 0.004
});

// Fallback iOS device (based on iPhone6) for use when
// we can't recognize an Android device.
var DEFAULT_IOS = new Device({
  widthMeters: 0.1038,
  heightMeters: 0.0584,
  bevelMeters: 0.004
});


var Viewers = {
  CardboardV1: new CardboardViewer({
    id: 'CardboardV1',
    label: 'Cardboard I/O 2014',
    fov: 40,
    interLensDistance: 0.060,
    baselineLensDistance: 0.035,
    screenLensDistance: 0.042,
    distortionCoefficients: [0.441, 0.156],
    inverseCoefficients: [-0.4410035, 0.42756155, -0.4804439, 0.5460139,
      -0.58821183, 0.5733938, -0.48303202, 0.33299083, -0.17573841,
      0.0651772, -0.01488963, 0.001559834]
  }),
  CardboardV2: new CardboardViewer({
    id: 'CardboardV2',
    label: 'Cardboard I/O 2015',
    fov: 60,
    interLensDistance: 0.064,
    baselineLensDistance: 0.035,
    screenLensDistance: 0.039,
    distortionCoefficients: [0.34, 0.55],
    inverseCoefficients: [-0.33836704, -0.18162185, 0.862655, -1.2462051,
      1.0560602, -0.58208317, 0.21609078, -0.05444823, 0.009177956,
      -9.904169E-4, 6.183535E-5, -1.6981803E-6]
  })
};


var DEFAULT_LEFT_CENTER = {x: 0.5, y: 0.5};
var DEFAULT_RIGHT_CENTER = {x: 0.5, y: 0.5};

/**
 * Manages information about the device and the viewer.
 *
 * deviceParams indicates the parameters of the device to use (generally
 * obtained from dpdb.getDeviceParams()). Can be null to mean no device
 * params were found.
 */
function DeviceInfo(deviceParams) {
  this.viewer = Viewers.CardboardV2;
  this.updateDeviceParams(deviceParams);
  this.distortion = new Distortion(this.viewer.distortionCoefficients);
}

DeviceInfo.prototype.updateDeviceParams = function(deviceParams) {
  this.device = this.determineDevice_(deviceParams) || this.device;
};

DeviceInfo.prototype.getDevice = function() {
  return this.device;
};

DeviceInfo.prototype.setViewer = function(viewer) {
  this.viewer = viewer;
  this.distortion = new Distortion(this.viewer.distortionCoefficients);
};

DeviceInfo.prototype.determineDevice_ = function(deviceParams) {
  if (!deviceParams) {
    // No parameters, so use a default.
    if (Util.isIOS()) {
      console.warn('Using fallback iOS device measurements.');
      return DEFAULT_IOS;
    } else {
      console.warn('Using fallback Android device measurements.');
      return DEFAULT_ANDROID;
    }
  }

  // Compute device screen dimensions based on deviceParams.
  var METERS_PER_INCH = 0.0254;
  var metersPerPixelX = METERS_PER_INCH / deviceParams.xdpi;
  var metersPerPixelY = METERS_PER_INCH / deviceParams.ydpi;
  var width = Util.getScreenWidth();
  var height = Util.getScreenHeight();
  return new Device({
    widthMeters: metersPerPixelX * width,
    heightMeters: metersPerPixelY * height,
    bevelMeters: deviceParams.bevelMm * 0.001,
  });
};

/**
 * Calculates field of view for the left eye.
 */
DeviceInfo.prototype.getDistortedFieldOfViewLeftEye = function() {
  var viewer = this.viewer;
  var device = this.device;
  var distortion = this.distortion;

  // Device.height and device.width for device in portrait mode, so transpose.
  var eyeToScreenDistance = viewer.screenLensDistance;

  var outerDist = (device.widthMeters - viewer.interLensDistance) / 2;
  var innerDist = viewer.interLensDistance / 2;
  var bottomDist = viewer.baselineLensDistance - device.bevelMeters;
  var topDist = device.heightMeters - bottomDist;

  var outerAngle = MathUtil.radToDeg * Math.atan(
      distortion.distort(outerDist / eyeToScreenDistance));
  var innerAngle = MathUtil.radToDeg * Math.atan(
      distortion.distort(innerDist / eyeToScreenDistance));
  var bottomAngle = MathUtil.radToDeg * Math.atan(
      distortion.distort(bottomDist / eyeToScreenDistance));
  var topAngle = MathUtil.radToDeg * Math.atan(
      distortion.distort(topDist / eyeToScreenDistance));

  return {
    leftDegrees: Math.min(outerAngle, viewer.fov),
    rightDegrees: Math.min(innerAngle, viewer.fov),
    downDegrees: Math.min(bottomAngle, viewer.fov),
    upDegrees: Math.min(topAngle, viewer.fov)
  };
};

/**
 * Calculates the tan-angles from the maximum FOV for the left eye for the
 * current device and screen parameters.
 */
DeviceInfo.prototype.getLeftEyeVisibleTanAngles = function() {
  var viewer = this.viewer;
  var device = this.device;
  var distortion = this.distortion;

  // Tan-angles from the max FOV.
  var fovLeft = Math.tan(-MathUtil.degToRad * viewer.fov);
  var fovTop = Math.tan(MathUtil.degToRad * viewer.fov);
  var fovRight = Math.tan(MathUtil.degToRad * viewer.fov);
  var fovBottom = Math.tan(-MathUtil.degToRad * viewer.fov);
  // Viewport size.
  var halfWidth = device.widthMeters / 4;
  var halfHeight = device.heightMeters / 2;
  // Viewport center, measured from left lens position.
  var verticalLensOffset = (viewer.baselineLensDistance - device.bevelMeters - halfHeight);
  var centerX = viewer.interLensDistance / 2 - halfWidth;
  var centerY = -verticalLensOffset;
  var centerZ = viewer.screenLensDistance;
  // Tan-angles of the viewport edges, as seen through the lens.
  var screenLeft = distortion.distort((centerX - halfWidth) / centerZ);
  var screenTop = distortion.distort((centerY + halfHeight) / centerZ);
  var screenRight = distortion.distort((centerX + halfWidth) / centerZ);
  var screenBottom = distortion.distort((centerY - halfHeight) / centerZ);
  // Compare the two sets of tan-angles and take the value closer to zero on each side.
  var result = new Float32Array(4);
  result[0] = Math.max(fovLeft, screenLeft);
  result[1] = Math.min(fovTop, screenTop);
  result[2] = Math.min(fovRight, screenRight);
  result[3] = Math.max(fovBottom, screenBottom);
  return result;
};

/**
 * Calculates the tan-angles from the maximum FOV for the left eye for the
 * current device and screen parameters, assuming no lenses.
 */
DeviceInfo.prototype.getLeftEyeNoLensTanAngles = function() {
  var viewer = this.viewer;
  var device = this.device;
  var distortion = this.distortion;

  var result = new Float32Array(4);
  // Tan-angles from the max FOV.
  var fovLeft = distortion.distortInverse(Math.tan(-MathUtil.degToRad * viewer.fov));
  var fovTop = distortion.distortInverse(Math.tan(MathUtil.degToRad * viewer.fov));
  var fovRight = distortion.distortInverse(Math.tan(MathUtil.degToRad * viewer.fov));
  var fovBottom = distortion.distortInverse(Math.tan(-MathUtil.degToRad * viewer.fov));
  // Viewport size.
  var halfWidth = device.widthMeters / 4;
  var halfHeight = device.heightMeters / 2;
  // Viewport center, measured from left lens position.
  var verticalLensOffset = (viewer.baselineLensDistance - device.bevelMeters - halfHeight);
  var centerX = viewer.interLensDistance / 2 - halfWidth;
  var centerY = -verticalLensOffset;
  var centerZ = viewer.screenLensDistance;
  // Tan-angles of the viewport edges, as seen through the lens.
  var screenLeft = (centerX - halfWidth) / centerZ;
  var screenTop = (centerY + halfHeight) / centerZ;
  var screenRight = (centerX + halfWidth) / centerZ;
  var screenBottom = (centerY - halfHeight) / centerZ;
  // Compare the two sets of tan-angles and take the value closer to zero on each side.
  result[0] = Math.max(fovLeft, screenLeft);
  result[1] = Math.min(fovTop, screenTop);
  result[2] = Math.min(fovRight, screenRight);
  result[3] = Math.max(fovBottom, screenBottom);
  return result;
};

/**
 * Calculates the screen rectangle visible from the left eye for the
 * current device and screen parameters.
 */
DeviceInfo.prototype.getLeftEyeVisibleScreenRect = function(undistortedFrustum) {
  var viewer = this.viewer;
  var device = this.device;

  var dist = viewer.screenLensDistance;
  var eyeX = (device.widthMeters - viewer.interLensDistance) / 2;
  var eyeY = viewer.baselineLensDistance - device.bevelMeters;
  var left = (undistortedFrustum[0] * dist + eyeX) / device.widthMeters;
  var top = (undistortedFrustum[1] * dist + eyeY) / device.heightMeters;
  var right = (undistortedFrustum[2] * dist + eyeX) / device.widthMeters;
  var bottom = (undistortedFrustum[3] * dist + eyeY) / device.heightMeters;
  return {
    x: left,
    y: bottom,
    width: right - left,
    height: top - bottom
  };
};

DeviceInfo.prototype.getFieldOfViewLeftEye = function(opt_isUndistorted) {
  return opt_isUndistorted ? this.getUndistortedFieldOfViewLeftEye() :
      this.getDistortedFieldOfViewLeftEye();
};

DeviceInfo.prototype.getFieldOfViewRightEye = function(opt_isUndistorted) {
  var fov = this.getFieldOfViewLeftEye(opt_isUndistorted);
  return {
    leftDegrees: fov.rightDegrees,
    rightDegrees: fov.leftDegrees,
    upDegrees: fov.upDegrees,
    downDegrees: fov.downDegrees
  };
};

/**
 * Calculates undistorted field of view for the left eye.
 */
DeviceInfo.prototype.getUndistortedFieldOfViewLeftEye = function() {
  var p = this.getUndistortedParams_();

  return {
    leftDegrees: MathUtil.radToDeg * Math.atan(p.outerDist),
    rightDegrees: MathUtil.radToDeg * Math.atan(p.innerDist),
    downDegrees: MathUtil.radToDeg * Math.atan(p.bottomDist),
    upDegrees: MathUtil.radToDeg * Math.atan(p.topDist)
  };
};

DeviceInfo.prototype.getUndistortedViewportLeftEye = function() {
  var p = this.getUndistortedParams_();
  var viewer = this.viewer;
  var device = this.device;

  // Distances stored in local variables are in tan-angle units unless otherwise
  // noted.
  var eyeToScreenDistance = viewer.screenLensDistance;
  var screenWidth = device.widthMeters / eyeToScreenDistance;
  var screenHeight = device.heightMeters / eyeToScreenDistance;
  var xPxPerTanAngle = device.width / screenWidth;
  var yPxPerTanAngle = device.height / screenHeight;

  var x = Math.round((p.eyePosX - p.outerDist) * xPxPerTanAngle);
  var y = Math.round((p.eyePosY - p.bottomDist) * yPxPerTanAngle);
  return {
    x: x,
    y: y,
    width: Math.round((p.eyePosX + p.innerDist) * xPxPerTanAngle) - x,
    height: Math.round((p.eyePosY + p.topDist) * yPxPerTanAngle) - y
  };
};

DeviceInfo.prototype.getUndistortedParams_ = function() {
  var viewer = this.viewer;
  var device = this.device;
  var distortion = this.distortion;

  // Most of these variables in tan-angle units.
  var eyeToScreenDistance = viewer.screenLensDistance;
  var halfLensDistance = viewer.interLensDistance / 2 / eyeToScreenDistance;
  var screenWidth = device.widthMeters / eyeToScreenDistance;
  var screenHeight = device.heightMeters / eyeToScreenDistance;

  var eyePosX = screenWidth / 2 - halfLensDistance;
  var eyePosY = (viewer.baselineLensDistance - device.bevelMeters) / eyeToScreenDistance;

  var maxFov = viewer.fov;
  var viewerMax = distortion.distortInverse(Math.tan(MathUtil.degToRad * maxFov));
  var outerDist = Math.min(eyePosX, viewerMax);
  var innerDist = Math.min(halfLensDistance, viewerMax);
  var bottomDist = Math.min(eyePosY, viewerMax);
  var topDist = Math.min(screenHeight - eyePosY, viewerMax);

  return {
    outerDist: outerDist,
    innerDist: innerDist,
    topDist: topDist,
    bottomDist: bottomDist,
    eyePosX: eyePosX,
    eyePosY: eyePosY
  };
};


function CardboardViewer(params) {
  // A machine readable ID.
  this.id = params.id;
  // A human readable label.
  this.label = params.label;

  // Field of view in degrees (per side).
  this.fov = params.fov;

  // Distance between lens centers in meters.
  this.interLensDistance = params.interLensDistance;
  // Distance between viewer baseline and lens center in meters.
  this.baselineLensDistance = params.baselineLensDistance;
  // Screen-to-lens distance in meters.
  this.screenLensDistance = params.screenLensDistance;

  // Distortion coefficients.
  this.distortionCoefficients = params.distortionCoefficients;
  // Inverse distortion coefficients.
  // TODO: Calculate these from distortionCoefficients in the future.
  this.inverseCoefficients = params.inverseCoefficients;
}

// Export viewer information.
DeviceInfo.Viewers = Viewers;
module.exports = DeviceInfo;

},{"./distortion/distortion.js":16,"./math-util.js":20,"./util.js":29}],15:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var VRDisplay = _dereq_('./base.js').VRDisplay;
var HMDVRDevice = _dereq_('./base.js').HMDVRDevice;
var PositionSensorVRDevice = _dereq_('./base.js').PositionSensorVRDevice;

/**
 * Wraps a VRDisplay and exposes it as a HMDVRDevice
 */
function VRDisplayHMDDevice(display) {
  this.display = display;

  this.hardwareUnitId = display.displayId;
  this.deviceId = 'webvr-polyfill:HMD:' + display.displayId;
  this.deviceName = display.displayName + ' (HMD)';
}
VRDisplayHMDDevice.prototype = new HMDVRDevice();

VRDisplayHMDDevice.prototype.getEyeParameters = function(whichEye) {
  var eyeParameters = this.display.getEyeParameters(whichEye);

  return {
    currentFieldOfView: eyeParameters.fieldOfView,
    maximumFieldOfView: eyeParameters.fieldOfView,
    minimumFieldOfView: eyeParameters.fieldOfView,
    recommendedFieldOfView: eyeParameters.fieldOfView,
    eyeTranslation: { x: eyeParameters.offset[0], y: eyeParameters.offset[1], z: eyeParameters.offset[2] },
    renderRect: {
      x: (whichEye == 'right') ? eyeParameters.renderWidth : 0,
      y: 0,
      width: eyeParameters.renderWidth,
      height: eyeParameters.renderHeight
    }
  };
};

VRDisplayHMDDevice.prototype.setFieldOfView =
    function(opt_fovLeft, opt_fovRight, opt_zNear, opt_zFar) {
  // Not supported. getEyeParameters reports that the min, max, and recommended
  // FoV is all the same, so no adjustment can be made.
};

// TODO: Need to hook requestFullscreen to see if a wrapped VRDisplay was passed
// in as an option. If so we should prevent the default fullscreen behavior and
// call VRDisplay.requestPresent instead.

/**
 * Wraps a VRDisplay and exposes it as a PositionSensorVRDevice
 */
function VRDisplayPositionSensorDevice(display) {
  this.display = display;

  this.hardwareUnitId = display.displayId;
  this.deviceId = 'webvr-polyfill:PositionSensor: ' + display.displayId;
  this.deviceName = display.displayName + ' (PositionSensor)';
}
VRDisplayPositionSensorDevice.prototype = new PositionSensorVRDevice();

VRDisplayPositionSensorDevice.prototype.getState = function() {
  var pose = this.display.getPose();
  return {
    position: pose.position ? { x: pose.position[0], y: pose.position[1], z: pose.position[2] } : null,
    orientation: pose.orientation ? { x: pose.orientation[0], y: pose.orientation[1], z: pose.orientation[2], w: pose.orientation[3] } : null,
    linearVelocity: null,
    linearAcceleration: null,
    angularVelocity: null,
    angularAcceleration: null
  };
};

VRDisplayPositionSensorDevice.prototype.resetState = function() {
  return this.positionDevice.resetPose();
};


module.exports.VRDisplayHMDDevice = VRDisplayHMDDevice;
module.exports.VRDisplayPositionSensorDevice = VRDisplayPositionSensorDevice;


},{"./base.js":9}],16:[function(_dereq_,module,exports){
/**
 * TODO(smus): Implement coefficient inversion.
 */
function Distortion(coefficients) {
  this.coefficients = coefficients;
}

/**
 * Calculates the inverse distortion for a radius.
 * </p><p>
 * Allows to compute the original undistorted radius from a distorted one.
 * See also getApproximateInverseDistortion() for a faster but potentially
 * less accurate method.
 *
 * @param {Number} radius Distorted radius from the lens center in tan-angle units.
 * @return {Number} The undistorted radius in tan-angle units.
 */
Distortion.prototype.distortInverse = function(radius) {
  // Secant method.
  var r0 = 0;
  var r1 = 1;
  var dr0 = radius - this.distort(r0);
  while (Math.abs(r1 - r0) > 0.0001 /** 0.1mm */) {
    var dr1 = radius - this.distort(r1);
    var r2 = r1 - dr1 * ((r1 - r0) / (dr1 - dr0));
    r0 = r1;
    r1 = r2;
    dr0 = dr1;
  }
  return r1;
};

/**
 * Distorts a radius by its distortion factor from the center of the lenses.
 *
 * @param {Number} radius Radius from the lens center in tan-angle units.
 * @return {Number} The distorted radius in tan-angle units.
 */
Distortion.prototype.distort = function(radius) {
  var r2 = radius * radius;
  var ret = 0;
  for (var i = 0; i < this.coefficients.length; i++) {
    ret = r2 * (ret + this.coefficients[i]);
  }
  return (ret + 1) * radius;
};

module.exports = Distortion;

},{}],17:[function(_dereq_,module,exports){
module.exports={
  "format": 1,
  "last_updated": "2017-08-27T14:39:31Z",
  "devices": [
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "asus/*/Nexus 7/*"
        },
        {
          "ua": "Nexus 7"
        }
      ],
      "dpi": [
        320.8,
        323
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "asus/*/ASUS_Z00AD/*"
        },
        {
          "ua": "ASUS_Z00AD"
        }
      ],
      "dpi": [
        403,
        404.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Google/*/Pixel XL/*"
        },
        {
          "ua": "Pixel XL"
        }
      ],
      "dpi": [
        537.9,
        533
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Google/*/Pixel/*"
        },
        {
          "ua": "Pixel"
        }
      ],
      "dpi": [
        432.6,
        436.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "HTC/*/HTC6435LVW/*"
        },
        {
          "ua": "HTC6435LVW"
        }
      ],
      "dpi": [
        449.7,
        443.3
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "HTC/*/HTC One XL/*"
        },
        {
          "ua": "HTC One XL"
        }
      ],
      "dpi": [
        315.3,
        314.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "htc/*/Nexus 9/*"
        },
        {
          "ua": "Nexus 9"
        }
      ],
      "dpi": 289,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "HTC/*/HTC One M9/*"
        },
        {
          "ua": "HTC One M9"
        }
      ],
      "dpi": [
        442.5,
        443.3
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "HTC/*/HTC One_M8/*"
        },
        {
          "ua": "HTC One_M8"
        }
      ],
      "dpi": [
        449.7,
        447.4
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "HTC/*/HTC One/*"
        },
        {
          "ua": "HTC One"
        }
      ],
      "dpi": 472.8,
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Huawei/*/Nexus 6P/*"
        },
        {
          "ua": "Nexus 6P"
        }
      ],
      "dpi": [
        515.1,
        518
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LENOVO/*/Lenovo PB2-690Y/*"
        },
        {
          "ua": "Lenovo PB2-690Y"
        }
      ],
      "dpi": [
        457.2,
        454.713
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/Nexus 5X/*"
        },
        {
          "ua": "Nexus 5X"
        }
      ],
      "dpi": [
        422,
        419.9
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/LGMS345/*"
        },
        {
          "ua": "LGMS345"
        }
      ],
      "dpi": [
        221.7,
        219.1
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/LG-D800/*"
        },
        {
          "ua": "LG-D800"
        }
      ],
      "dpi": [
        422,
        424.1
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/LG-D850/*"
        },
        {
          "ua": "LG-D850"
        }
      ],
      "dpi": [
        537.9,
        541.9
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/VS985 4G/*"
        },
        {
          "ua": "VS985 4G"
        }
      ],
      "dpi": [
        537.9,
        535.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/Nexus 5/*"
        },
        {
          "ua": "Nexus 5 B"
        }
      ],
      "dpi": [
        442.4,
        444.8
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/Nexus 4/*"
        },
        {
          "ua": "Nexus 4"
        }
      ],
      "dpi": [
        319.8,
        318.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/LG-P769/*"
        },
        {
          "ua": "LG-P769"
        }
      ],
      "dpi": [
        240.6,
        247.5
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/LGMS323/*"
        },
        {
          "ua": "LGMS323"
        }
      ],
      "dpi": [
        206.6,
        204.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "LGE/*/LGLS996/*"
        },
        {
          "ua": "LGLS996"
        }
      ],
      "dpi": [
        403.4,
        401.5
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Micromax/*/4560MMX/*"
        },
        {
          "ua": "4560MMX"
        }
      ],
      "dpi": [
        240,
        219.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Micromax/*/A250/*"
        },
        {
          "ua": "Micromax A250"
        }
      ],
      "dpi": [
        480,
        446.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Micromax/*/Micromax AQ4501/*"
        },
        {
          "ua": "Micromax AQ4501"
        }
      ],
      "dpi": 240,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/DROID RAZR/*"
        },
        {
          "ua": "DROID RAZR"
        }
      ],
      "dpi": [
        368.1,
        256.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT830C/*"
        },
        {
          "ua": "XT830C"
        }
      ],
      "dpi": [
        254,
        255.9
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1021/*"
        },
        {
          "ua": "XT1021"
        }
      ],
      "dpi": [
        254,
        256.7
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1023/*"
        },
        {
          "ua": "XT1023"
        }
      ],
      "dpi": [
        254,
        256.7
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1028/*"
        },
        {
          "ua": "XT1028"
        }
      ],
      "dpi": [
        326.6,
        327.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1034/*"
        },
        {
          "ua": "XT1034"
        }
      ],
      "dpi": [
        326.6,
        328.4
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1053/*"
        },
        {
          "ua": "XT1053"
        }
      ],
      "dpi": [
        315.3,
        316.1
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1562/*"
        },
        {
          "ua": "XT1562"
        }
      ],
      "dpi": [
        403.4,
        402.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/Nexus 6/*"
        },
        {
          "ua": "Nexus 6 B"
        }
      ],
      "dpi": [
        494.3,
        489.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1063/*"
        },
        {
          "ua": "XT1063"
        }
      ],
      "dpi": [
        295,
        296.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1064/*"
        },
        {
          "ua": "XT1064"
        }
      ],
      "dpi": [
        295,
        295.6
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1092/*"
        },
        {
          "ua": "XT1092"
        }
      ],
      "dpi": [
        422,
        424.1
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/XT1095/*"
        },
        {
          "ua": "XT1095"
        }
      ],
      "dpi": [
        422,
        423.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "motorola/*/G4/*"
        },
        {
          "ua": "Moto G (4)"
        }
      ],
      "dpi": 401,
      "bw": 4,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "OnePlus/*/A0001/*"
        },
        {
          "ua": "A0001"
        }
      ],
      "dpi": [
        403.4,
        401
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "OnePlus/*/ONE E1005/*"
        },
        {
          "ua": "ONE E1005"
        }
      ],
      "dpi": [
        442.4,
        441.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "OnePlus/*/ONE A2005/*"
        },
        {
          "ua": "ONE A2005"
        }
      ],
      "dpi": [
        391.9,
        405.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "OPPO/*/X909/*"
        },
        {
          "ua": "X909"
        }
      ],
      "dpi": [
        442.4,
        444.1
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9082/*"
        },
        {
          "ua": "GT-I9082"
        }
      ],
      "dpi": [
        184.7,
        185.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G360P/*"
        },
        {
          "ua": "SM-G360P"
        }
      ],
      "dpi": [
        196.7,
        205.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/Nexus S/*"
        },
        {
          "ua": "Nexus S"
        }
      ],
      "dpi": [
        234.5,
        229.8
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9300/*"
        },
        {
          "ua": "GT-I9300"
        }
      ],
      "dpi": [
        304.8,
        303.9
      ],
      "bw": 5,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-T230NU/*"
        },
        {
          "ua": "SM-T230NU"
        }
      ],
      "dpi": 216,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SGH-T399/*"
        },
        {
          "ua": "SGH-T399"
        }
      ],
      "dpi": [
        217.7,
        231.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SGH-M919/*"
        },
        {
          "ua": "SGH-M919"
        }
      ],
      "dpi": [
        440.8,
        437.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-N9005/*"
        },
        {
          "ua": "SM-N9005"
        }
      ],
      "dpi": [
        386.4,
        387
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SAMSUNG-SM-N900A/*"
        },
        {
          "ua": "SAMSUNG-SM-N900A"
        }
      ],
      "dpi": [
        386.4,
        387.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9500/*"
        },
        {
          "ua": "GT-I9500"
        }
      ],
      "dpi": [
        442.5,
        443.3
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9505/*"
        },
        {
          "ua": "GT-I9505"
        }
      ],
      "dpi": 439.4,
      "bw": 4,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G900F/*"
        },
        {
          "ua": "SM-G900F"
        }
      ],
      "dpi": [
        415.6,
        431.6
      ],
      "bw": 5,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G900M/*"
        },
        {
          "ua": "SM-G900M"
        }
      ],
      "dpi": [
        415.6,
        431.6
      ],
      "bw": 5,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G800F/*"
        },
        {
          "ua": "SM-G800F"
        }
      ],
      "dpi": 326.8,
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G906S/*"
        },
        {
          "ua": "SM-G906S"
        }
      ],
      "dpi": [
        562.7,
        572.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9300/*"
        },
        {
          "ua": "GT-I9300"
        }
      ],
      "dpi": [
        306.7,
        304.8
      ],
      "bw": 5,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-T535/*"
        },
        {
          "ua": "SM-T535"
        }
      ],
      "dpi": [
        142.6,
        136.4
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-N920C/*"
        },
        {
          "ua": "SM-N920C"
        }
      ],
      "dpi": [
        515.1,
        518.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-N920W8/*"
        },
        {
          "ua": "SM-N920W8"
        }
      ],
      "dpi": [
        515.1,
        518.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9300I/*"
        },
        {
          "ua": "GT-I9300I"
        }
      ],
      "dpi": [
        304.8,
        305.8
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-I9195/*"
        },
        {
          "ua": "GT-I9195"
        }
      ],
      "dpi": [
        249.4,
        256.7
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SPH-L520/*"
        },
        {
          "ua": "SPH-L520"
        }
      ],
      "dpi": [
        249.4,
        255.9
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SAMSUNG-SGH-I717/*"
        },
        {
          "ua": "SAMSUNG-SGH-I717"
        }
      ],
      "dpi": 285.8,
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SPH-D710/*"
        },
        {
          "ua": "SPH-D710"
        }
      ],
      "dpi": [
        217.7,
        204.2
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/GT-N7100/*"
        },
        {
          "ua": "GT-N7100"
        }
      ],
      "dpi": 265.1,
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SCH-I605/*"
        },
        {
          "ua": "SCH-I605"
        }
      ],
      "dpi": 265.1,
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/Galaxy Nexus/*"
        },
        {
          "ua": "Galaxy Nexus"
        }
      ],
      "dpi": [
        315.3,
        314.2
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-N910H/*"
        },
        {
          "ua": "SM-N910H"
        }
      ],
      "dpi": [
        515.1,
        518
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-N910C/*"
        },
        {
          "ua": "SM-N910C"
        }
      ],
      "dpi": [
        515.2,
        520.2
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G130M/*"
        },
        {
          "ua": "SM-G130M"
        }
      ],
      "dpi": [
        165.9,
        164.8
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G928I/*"
        },
        {
          "ua": "SM-G928I"
        }
      ],
      "dpi": [
        515.1,
        518.4
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G920F/*"
        },
        {
          "ua": "SM-G920F"
        }
      ],
      "dpi": 580.6,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G920P/*"
        },
        {
          "ua": "SM-G920P"
        }
      ],
      "dpi": [
        522.5,
        577
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G925F/*"
        },
        {
          "ua": "SM-G925F"
        }
      ],
      "dpi": 580.6,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G925V/*"
        },
        {
          "ua": "SM-G925V"
        }
      ],
      "dpi": [
        522.5,
        576.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G930F/*"
        },
        {
          "ua": "SM-G930F"
        }
      ],
      "dpi": 576.6,
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G935F/*"
        },
        {
          "ua": "SM-G935F"
        }
      ],
      "dpi": 533,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G950F/*"
        },
        {
          "ua": "SM-G950F"
        }
      ],
      "dpi": [
        562.707,
        565.293
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "samsung/*/SM-G955U/*"
        },
        {
          "ua": "SM-G955U"
        }
      ],
      "dpi": [
        522.514,
        525.762
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Sony/*/C6903/*"
        },
        {
          "ua": "C6903"
        }
      ],
      "dpi": [
        442.5,
        443.3
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Sony/*/D6653/*"
        },
        {
          "ua": "D6653"
        }
      ],
      "dpi": [
        428.6,
        427.6
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Sony/*/E6653/*"
        },
        {
          "ua": "E6653"
        }
      ],
      "dpi": [
        428.6,
        425.7
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Sony/*/E6853/*"
        },
        {
          "ua": "E6853"
        }
      ],
      "dpi": [
        403.4,
        401.9
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "Sony/*/SGP321/*"
        },
        {
          "ua": "SGP321"
        }
      ],
      "dpi": [
        224.7,
        224.1
      ],
      "bw": 3,
      "ac": 500
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "TCT/*/ALCATEL ONE TOUCH Fierce/*"
        },
        {
          "ua": "ALCATEL ONE TOUCH Fierce"
        }
      ],
      "dpi": [
        240,
        247.5
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "THL/*/thl 5000/*"
        },
        {
          "ua": "thl 5000"
        }
      ],
      "dpi": [
        480,
        443.3
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "android",
      "rules": [
        {
          "mdmh": "ZTE/*/ZTE Blade L2/*"
        },
        {
          "ua": "ZTE Blade L2"
        }
      ],
      "dpi": 240,
      "bw": 3,
      "ac": 500
    },
    {
      "type": "ios",
      "rules": [
        {
          "res": [
            640,
            960
          ]
        }
      ],
      "dpi": [
        325.1,
        328.4
      ],
      "bw": 4,
      "ac": 1000
    },
    {
      "type": "ios",
      "rules": [
        {
          "res": [
            640,
            1136
          ]
        }
      ],
      "dpi": [
        317.1,
        320.2
      ],
      "bw": 3,
      "ac": 1000
    },
    {
      "type": "ios",
      "rules": [
        {
          "res": [
            750,
            1334
          ]
        }
      ],
      "dpi": 326.4,
      "bw": 4,
      "ac": 1000
    },
    {
      "type": "ios",
      "rules": [
        {
          "res": [
            1242,
            2208
          ]
        }
      ],
      "dpi": [
        453.6,
        458.4
      ],
      "bw": 4,
      "ac": 1000
    },
    {
      "type": "ios",
      "rules": [
        {
          "res": [
            1125,
            2001
          ]
        }
      ],
      "dpi": [
        410.9,
        415.4
      ],
      "bw": 4,
      "ac": 1000
    }
  ]
}
},{}],18:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Offline cache of the DPDB, to be used until we load the online one (and
// as a fallback in case we can't load the online one).
var DPDB_CACHE = _dereq_('./dpdb.json');
var Util = _dereq_('../util.js');

// Online DPDB URL.
var ONLINE_DPDB_URL =
  'https://dpdb.webvr.rocks/dpdb.json';

/**
 * Calculates device parameters based on the DPDB (Device Parameter Database).
 * Initially, uses the cached DPDB values.
 *
 * If fetchOnline == true, then this object tries to fetch the online version
 * of the DPDB and updates the device info if a better match is found.
 * Calls the onDeviceParamsUpdated callback when there is an update to the
 * device information.
 */
function Dpdb(fetchOnline, onDeviceParamsUpdated) {
  // Start with the offline DPDB cache while we are loading the real one.
  this.dpdb = DPDB_CACHE;

  // Calculate device params based on the offline version of the DPDB.
  this.recalculateDeviceParams_();

  // XHR to fetch online DPDB file, if requested.
  if (fetchOnline) {
    // Set the callback.
    this.onDeviceParamsUpdated = onDeviceParamsUpdated;

    var xhr = new XMLHttpRequest();
    var obj = this;
    xhr.open('GET', ONLINE_DPDB_URL, true);
    xhr.addEventListener('load', function() {
      obj.loading = false;
      if (xhr.status >= 200 && xhr.status <= 299) {
        // Success.
        obj.dpdb = JSON.parse(xhr.response);
        obj.recalculateDeviceParams_();
      } else {
        // Error loading the DPDB.
        console.error('Error loading online DPDB!');
      }
    });
    xhr.send();
  }
}

// Returns the current device parameters.
Dpdb.prototype.getDeviceParams = function() {
  return this.deviceParams;
};

// Recalculates this device's parameters based on the DPDB.
Dpdb.prototype.recalculateDeviceParams_ = function() {
  var newDeviceParams = this.calcDeviceParams_();
  if (newDeviceParams) {
    this.deviceParams = newDeviceParams;
    // Invoke callback, if it is set.
    if (this.onDeviceParamsUpdated) {
      this.onDeviceParamsUpdated(this.deviceParams);
    }
  } else {
    console.error('Failed to recalculate device parameters.');
  }
};

// Returns a DeviceParams object that represents the best guess as to this
// device's parameters. Can return null if the device does not match any
// known devices.
Dpdb.prototype.calcDeviceParams_ = function() {
  var db = this.dpdb; // shorthand
  if (!db) {
    console.error('DPDB not available.');
    return null;
  }
  if (db.format != 1) {
    console.error('DPDB has unexpected format version.');
    return null;
  }
  if (!db.devices || !db.devices.length) {
    console.error('DPDB does not have a devices section.');
    return null;
  }

  // Get the actual user agent and screen dimensions in pixels.
  var userAgent = navigator.userAgent || navigator.vendor || window.opera;
  var width = Util.getScreenWidth();
  var height = Util.getScreenHeight();

  if (!db.devices) {
    console.error('DPDB has no devices section.');
    return null;
  }

  for (var i = 0; i < db.devices.length; i++) {
    var device = db.devices[i];
    if (!device.rules) {
      console.warn('Device[' + i + '] has no rules section.');
      continue;
    }

    if (device.type != 'ios' && device.type != 'android') {
      console.warn('Device[' + i + '] has invalid type.');
      continue;
    }

    // See if this device is of the appropriate type.
    if (Util.isIOS() != (device.type == 'ios')) continue;

    // See if this device matches any of the rules:
    var matched = false;
    for (var j = 0; j < device.rules.length; j++) {
      var rule = device.rules[j];
      if (this.matchRule_(rule, userAgent, width, height)) {
        matched = true;
        break;
      }
    }
    if (!matched) continue;

    // device.dpi might be an array of [ xdpi, ydpi] or just a scalar.
    var xdpi = device.dpi[0] || device.dpi;
    var ydpi = device.dpi[1] || device.dpi;

    return new DeviceParams({ xdpi: xdpi, ydpi: ydpi, bevelMm: device.bw });
  }

  console.warn('No DPDB device match.');
  return null;
};

Dpdb.prototype.matchRule_ = function(rule, ua, screenWidth, screenHeight) {
  // We can only match 'ua' and 'res' rules, not other types like 'mdmh'
  // (which are meant for native platforms).
  if (!rule.ua && !rule.res) return false;

  // If our user agent string doesn't contain the indicated user agent string,
  // the match fails.
  if (rule.ua && ua.indexOf(rule.ua) < 0) return false;

  // If the rule specifies screen dimensions that don't correspond to ours,
  // the match fails.
  if (rule.res) {
    if (!rule.res[0] || !rule.res[1]) return false;
    var resX = rule.res[0];
    var resY = rule.res[1];
    // Compare min and max so as to make the order not matter, i.e., it should
    // be true that 640x480 == 480x640.
    if (Math.min(screenWidth, screenHeight) != Math.min(resX, resY) ||
        (Math.max(screenWidth, screenHeight) != Math.max(resX, resY))) {
      return false;
    }
  }

  return true;
}

function DeviceParams(params) {
  this.xdpi = params.xdpi;
  this.ydpi = params.ydpi;
  this.bevelMm = params.bevelMm;
}

module.exports = Dpdb;

},{"../util.js":29,"./dpdb.json":17}],19:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Util = _dereq_('./util.js');
var WebVRPolyfill = _dereq_('./webvr-polyfill.js').WebVRPolyfill;

// Initialize a WebVRConfig just in case.
window.WebVRConfig = Util.extend({
  // Forces availability of VR mode, even for non-mobile devices.
  FORCE_ENABLE_VR: false,

  // Complementary filter coefficient. 0 for accelerometer, 1 for gyro.
  K_FILTER: 0.98,

  // How far into the future to predict during fast motion (in seconds).
  PREDICTION_TIME_S: 0.040,

  // Flag to enable touch panner. In case you have your own touch controls.
  TOUCH_PANNER_DISABLED: true,

  // Flag to disabled the UI in VR Mode.
  CARDBOARD_UI_DISABLED: false, // Default: false

  // Flag to disable the instructions to rotate your device.
  ROTATE_INSTRUCTIONS_DISABLED: false, // Default: false.

  // Enable yaw panning only, disabling roll and pitch. This can be useful
  // for panoramas with nothing interesting above or below.
  YAW_ONLY: false,

  // To disable keyboard and mouse controls, if you want to use your own
  // implementation.
  MOUSE_KEYBOARD_CONTROLS_DISABLED: false,

  // Prevent the polyfill from initializing immediately. Requires the app
  // to call InitializeWebVRPolyfill() before it can be used.
  DEFER_INITIALIZATION: false,

  // Enable the deprecated version of the API (navigator.getVRDevices).
  ENABLE_DEPRECATED_API: false,

  // Scales the recommended buffer size reported by WebVR, which can improve
  // performance.
  // UPDATE(2016-05-03): Setting this to 0.5 by default since 1.0 does not
  // perform well on many mobile devices.
  BUFFER_SCALE: 0.5,

  // Allow VRDisplay.submitFrame to change gl bindings, which is more
  // efficient if the application code will re-bind its resources on the
  // next frame anyway. This has been seen to cause rendering glitches with
  // THREE.js.
  // Dirty bindings include: gl.FRAMEBUFFER_BINDING, gl.CURRENT_PROGRAM,
  // gl.ARRAY_BUFFER_BINDING, gl.ELEMENT_ARRAY_BUFFER_BINDING,
  // and gl.TEXTURE_BINDING_2D for texture unit 0.
  DIRTY_SUBMIT_FRAME_BINDINGS: false,

  // When set to true, this will cause a polyfilled VRDisplay to always be
  // appended to the list returned by navigator.getVRDisplays(), even if that
  // list includes a native VRDisplay.
  ALWAYS_APPEND_POLYFILL_DISPLAY: false,

  // There are versions of Chrome (M58-M60?) where the native WebVR API exists,
  // and instead of returning 0 VR displays when none are detected,
  // `navigator.getVRDisplays()`'s promise never resolves. This results
  // in the polyfill hanging and not being able to provide fallback
  // displays, so set a timeout in milliseconds to stop waiting for a response
  // and just use polyfilled displays.
  // https://bugs.chromium.org/p/chromium/issues/detail?id=727969
  GET_VR_DISPLAYS_TIMEOUT: 1000,
}, window.WebVRConfig);

if (!window.WebVRConfig.DEFER_INITIALIZATION) {
  new WebVRPolyfill();
} else {
  window.InitializeWebVRPolyfill = function() {
    new WebVRPolyfill();
  }
}

window.WebVRPolyfill = WebVRPolyfill;

},{"./util.js":29,"./webvr-polyfill.js":32}],20:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var MathUtil = window.MathUtil || {};

MathUtil.degToRad = Math.PI / 180;
MathUtil.radToDeg = 180 / Math.PI;

// Some minimal math functionality borrowed from THREE.Math and stripped down
// for the purposes of this library.


MathUtil.Vector2 = function ( x, y ) {
  this.x = x || 0;
  this.y = y || 0;
};

MathUtil.Vector2.prototype = {
  constructor: MathUtil.Vector2,

  set: function ( x, y ) {
    this.x = x;
    this.y = y;

    return this;
  },

  copy: function ( v ) {
    this.x = v.x;
    this.y = v.y;

    return this;
  },

  subVectors: function ( a, b ) {
    this.x = a.x - b.x;
    this.y = a.y - b.y;

    return this;
  },
};

MathUtil.Vector3 = function ( x, y, z ) {
  this.x = x || 0;
  this.y = y || 0;
  this.z = z || 0;
};

MathUtil.Vector3.prototype = {
  constructor: MathUtil.Vector3,

  set: function ( x, y, z ) {
    this.x = x;
    this.y = y;
    this.z = z;

    return this;
  },

  copy: function ( v ) {
    this.x = v.x;
    this.y = v.y;
    this.z = v.z;

    return this;
  },

  length: function () {
    return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z );
  },

  normalize: function () {
    var scalar = this.length();

    if ( scalar !== 0 ) {
      var invScalar = 1 / scalar;

      this.multiplyScalar(invScalar);
    } else {
      this.x = 0;
      this.y = 0;
      this.z = 0;
    }

    return this;
  },

  multiplyScalar: function ( scalar ) {
    this.x *= scalar;
    this.y *= scalar;
    this.z *= scalar;
  },

  applyQuaternion: function ( q ) {
    var x = this.x;
    var y = this.y;
    var z = this.z;

    var qx = q.x;
    var qy = q.y;
    var qz = q.z;
    var qw = q.w;

    // calculate quat * vector
    var ix =  qw * x + qy * z - qz * y;
    var iy =  qw * y + qz * x - qx * z;
    var iz =  qw * z + qx * y - qy * x;
    var iw = - qx * x - qy * y - qz * z;

    // calculate result * inverse quat
    this.x = ix * qw + iw * - qx + iy * - qz - iz * - qy;
    this.y = iy * qw + iw * - qy + iz * - qx - ix * - qz;
    this.z = iz * qw + iw * - qz + ix * - qy - iy * - qx;

    return this;
  },

  dot: function ( v ) {
    return this.x * v.x + this.y * v.y + this.z * v.z;
  },

  crossVectors: function ( a, b ) {
    var ax = a.x, ay = a.y, az = a.z;
    var bx = b.x, by = b.y, bz = b.z;

    this.x = ay * bz - az * by;
    this.y = az * bx - ax * bz;
    this.z = ax * by - ay * bx;

    return this;
  },
};

MathUtil.Quaternion = function ( x, y, z, w ) {
  this.x = x || 0;
  this.y = y || 0;
  this.z = z || 0;
  this.w = ( w !== undefined ) ? w : 1;
};

MathUtil.Quaternion.prototype = {
  constructor: MathUtil.Quaternion,

  set: function ( x, y, z, w ) {
    this.x = x;
    this.y = y;
    this.z = z;
    this.w = w;

    return this;
  },

  copy: function ( quaternion ) {
    this.x = quaternion.x;
    this.y = quaternion.y;
    this.z = quaternion.z;
    this.w = quaternion.w;

    return this;
  },

  setFromEulerXYZ: function( x, y, z ) {
    var c1 = Math.cos( x / 2 );
    var c2 = Math.cos( y / 2 );
    var c3 = Math.cos( z / 2 );
    var s1 = Math.sin( x / 2 );
    var s2 = Math.sin( y / 2 );
    var s3 = Math.sin( z / 2 );

    this.x = s1 * c2 * c3 + c1 * s2 * s3;
    this.y = c1 * s2 * c3 - s1 * c2 * s3;
    this.z = c1 * c2 * s3 + s1 * s2 * c3;
    this.w = c1 * c2 * c3 - s1 * s2 * s3;

    return this;
  },

  setFromEulerYXZ: function( x, y, z ) {
    var c1 = Math.cos( x / 2 );
    var c2 = Math.cos( y / 2 );
    var c3 = Math.cos( z / 2 );
    var s1 = Math.sin( x / 2 );
    var s2 = Math.sin( y / 2 );
    var s3 = Math.sin( z / 2 );

    this.x = s1 * c2 * c3 + c1 * s2 * s3;
    this.y = c1 * s2 * c3 - s1 * c2 * s3;
    this.z = c1 * c2 * s3 - s1 * s2 * c3;
    this.w = c1 * c2 * c3 + s1 * s2 * s3;

    return this;
  },

  setFromAxisAngle: function ( axis, angle ) {
    // http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm
    // assumes axis is normalized

    var halfAngle = angle / 2, s = Math.sin( halfAngle );

    this.x = axis.x * s;
    this.y = axis.y * s;
    this.z = axis.z * s;
    this.w = Math.cos( halfAngle );

    return this;
  },

  multiply: function ( q ) {
    return this.multiplyQuaternions( this, q );
  },

  multiplyQuaternions: function ( a, b ) {
    // from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm

    var qax = a.x, qay = a.y, qaz = a.z, qaw = a.w;
    var qbx = b.x, qby = b.y, qbz = b.z, qbw = b.w;

    this.x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
    this.y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
    this.z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
    this.w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;

    return this;
  },

  inverse: function () {
    this.x *= -1;
    this.y *= -1;
    this.z *= -1;

    this.normalize();

    return this;
  },

  normalize: function () {
    var l = Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );

    if ( l === 0 ) {
      this.x = 0;
      this.y = 0;
      this.z = 0;
      this.w = 1;
    } else {
      l = 1 / l;

      this.x = this.x * l;
      this.y = this.y * l;
      this.z = this.z * l;
      this.w = this.w * l;
    }

    return this;
  },

  slerp: function ( qb, t ) {
    if ( t === 0 ) return this;
    if ( t === 1 ) return this.copy( qb );

    var x = this.x, y = this.y, z = this.z, w = this.w;

    // http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/

    var cosHalfTheta = w * qb.w + x * qb.x + y * qb.y + z * qb.z;

    if ( cosHalfTheta < 0 ) {
      this.w = - qb.w;
      this.x = - qb.x;
      this.y = - qb.y;
      this.z = - qb.z;

      cosHalfTheta = - cosHalfTheta;
    } else {
      this.copy( qb );
    }

    if ( cosHalfTheta >= 1.0 ) {
      this.w = w;
      this.x = x;
      this.y = y;
      this.z = z;

      return this;
    }

    var halfTheta = Math.acos( cosHalfTheta );
    var sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta );

    if ( Math.abs( sinHalfTheta ) < 0.001 ) {
      this.w = 0.5 * ( w + this.w );
      this.x = 0.5 * ( x + this.x );
      this.y = 0.5 * ( y + this.y );
      this.z = 0.5 * ( z + this.z );

      return this;
    }

    var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,
    ratioB = Math.sin( t * halfTheta ) / sinHalfTheta;

    this.w = ( w * ratioA + this.w * ratioB );
    this.x = ( x * ratioA + this.x * ratioB );
    this.y = ( y * ratioA + this.y * ratioB );
    this.z = ( z * ratioA + this.z * ratioB );

    return this;
  },

  setFromUnitVectors: function () {
    // http://lolengine.net/blog/2014/02/24/quaternion-from-two-vectors-final
    // assumes direction vectors vFrom and vTo are normalized

    var v1, r;
    var EPS = 0.000001;

    return function ( vFrom, vTo ) {
      if ( v1 === undefined ) v1 = new MathUtil.Vector3();

      r = vFrom.dot( vTo ) + 1;

      if ( r < EPS ) {
        r = 0;

        if ( Math.abs( vFrom.x ) > Math.abs( vFrom.z ) ) {
          v1.set( - vFrom.y, vFrom.x, 0 );
        } else {
          v1.set( 0, - vFrom.z, vFrom.y );
        }
      } else {
        v1.crossVectors( vFrom, vTo );
      }

      this.x = v1.x;
      this.y = v1.y;
      this.z = v1.z;
      this.w = r;

      this.normalize();

      return this;
    }
  }(),
};

module.exports = MathUtil;

},{}],21:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var VRDisplay = _dereq_('./base.js').VRDisplay;
var MathUtil = _dereq_('./math-util.js');
var Util = _dereq_('./util.js');

// How much to rotate per key stroke.
var KEY_SPEED = 0.15;
var KEY_ANIMATION_DURATION = 80;

// How much to rotate for mouse events.
var MOUSE_SPEED_X = 0.5;
var MOUSE_SPEED_Y = 0.3;

/**
 * VRDisplay based on mouse and keyboard input. Designed for desktops/laptops
 * where orientation events aren't supported. Cannot present.
 */
function MouseKeyboardVRDisplay() {
  this.displayName = 'Mouse and Keyboard VRDisplay (webvr-polyfill)';

  this.capabilities.hasOrientation = true;

  // Attach to mouse and keyboard events.
  window.addEventListener('keydown', this.onKeyDown_.bind(this));
  window.addEventListener('mousemove', this.onMouseMove_.bind(this));
  window.addEventListener('mousedown', this.onMouseDown_.bind(this));
  window.addEventListener('mouseup', this.onMouseUp_.bind(this));

  // "Private" members.
  this.phi_ = 0;
  this.theta_ = 0;

  // Variables for keyboard-based rotation animation.
  this.targetAngle_ = null;
  this.angleAnimation_ = null;

  // State variables for calculations.
  this.orientation_ = new MathUtil.Quaternion();

  // Variables for mouse-based rotation.
  this.rotateStart_ = new MathUtil.Vector2();
  this.rotateEnd_ = new MathUtil.Vector2();
  this.rotateDelta_ = new MathUtil.Vector2();
  this.isDragging_ = false;

  this.orientationOut_ = new Float32Array(4);
}
MouseKeyboardVRDisplay.prototype = new VRDisplay();

MouseKeyboardVRDisplay.prototype.getImmediatePose = function() {
  this.orientation_.setFromEulerYXZ(this.phi_, this.theta_, 0);

  this.orientationOut_[0] = this.orientation_.x;
  this.orientationOut_[1] = this.orientation_.y;
  this.orientationOut_[2] = this.orientation_.z;
  this.orientationOut_[3] = this.orientation_.w;

  return {
    position: null,
    orientation: this.orientationOut_,
    linearVelocity: null,
    linearAcceleration: null,
    angularVelocity: null,
    angularAcceleration: null
  };
};

MouseKeyboardVRDisplay.prototype.onKeyDown_ = function(e) {
  // Track WASD and arrow keys.
  if (e.keyCode == 38) { // Up key.
    this.animatePhi_(this.phi_ + KEY_SPEED);
  } else if (e.keyCode == 39) { // Right key.
    this.animateTheta_(this.theta_ - KEY_SPEED);
  } else if (e.keyCode == 40) { // Down key.
    this.animatePhi_(this.phi_ - KEY_SPEED);
  } else if (e.keyCode == 37) { // Left key.
    this.animateTheta_(this.theta_ + KEY_SPEED);
  }
};

MouseKeyboardVRDisplay.prototype.animateTheta_ = function(targetAngle) {
  this.animateKeyTransitions_('theta_', targetAngle);
};

MouseKeyboardVRDisplay.prototype.animatePhi_ = function(targetAngle) {
  // Prevent looking too far up or down.
  targetAngle = Util.clamp(targetAngle, -Math.PI/2, Math.PI/2);
  this.animateKeyTransitions_('phi_', targetAngle);
};

/**
 * Start an animation to transition an angle from one value to another.
 */
MouseKeyboardVRDisplay.prototype.animateKeyTransitions_ = function(angleName, targetAngle) {
  // If an animation is currently running, cancel it.
  if (this.angleAnimation_) {
    cancelAnimationFrame(this.angleAnimation_);
  }
  var startAngle = this[angleName];
  var startTime = new Date();
  // Set up an interval timer to perform the animation.
  this.angleAnimation_ = requestAnimationFrame(function animate() {
    // Once we're finished the animation, we're done.
    var elapsed = new Date() - startTime;
    if (elapsed >= KEY_ANIMATION_DURATION) {
      this[angleName] = targetAngle;
      cancelAnimationFrame(this.angleAnimation_);
      return;
    }
    // loop with requestAnimationFrame
    this.angleAnimation_ = requestAnimationFrame(animate.bind(this))
    // Linearly interpolate the angle some amount.
    var percent = elapsed / KEY_ANIMATION_DURATION;
    this[angleName] = startAngle + (targetAngle - startAngle) * percent;
  }.bind(this));
};

MouseKeyboardVRDisplay.prototype.onMouseDown_ = function(e) {
  this.rotateStart_.set(e.clientX, e.clientY);
  this.isDragging_ = true;
};

// Very similar to https://gist.github.com/mrflix/8351020
MouseKeyboardVRDisplay.prototype.onMouseMove_ = function(e) {
  if (!this.isDragging_ && !this.isPointerLocked_()) {
    return;
  }
  // Support pointer lock API.
  if (this.isPointerLocked_()) {
    var movementX = e.movementX || e.mozMovementX || 0;
    var movementY = e.movementY || e.mozMovementY || 0;
    this.rotateEnd_.set(this.rotateStart_.x - movementX, this.rotateStart_.y - movementY);
  } else {
    this.rotateEnd_.set(e.clientX, e.clientY);
  }
  // Calculate how much we moved in mouse space.
  this.rotateDelta_.subVectors(this.rotateEnd_, this.rotateStart_);
  this.rotateStart_.copy(this.rotateEnd_);

  // Keep track of the cumulative euler angles.
  this.phi_ += 2 * Math.PI * this.rotateDelta_.y / screen.height * MOUSE_SPEED_Y;
  this.theta_ += 2 * Math.PI * this.rotateDelta_.x / screen.width * MOUSE_SPEED_X;

  // Prevent looking too far up or down.
  this.phi_ = Util.clamp(this.phi_, -Math.PI/2, Math.PI/2);
};

MouseKeyboardVRDisplay.prototype.onMouseUp_ = function(e) {
  this.isDragging_ = false;
};

MouseKeyboardVRDisplay.prototype.isPointerLocked_ = function() {
  var el = document.pointerLockElement || document.mozPointerLockElement ||
      document.webkitPointerLockElement;
  return el !== undefined;
};

MouseKeyboardVRDisplay.prototype.resetPose = function() {
  this.phi_ = 0;
  this.theta_ = 0;
};

module.exports = MouseKeyboardVRDisplay;

},{"./base.js":9,"./math-util.js":20,"./util.js":29}],22:[function(_dereq_,module,exports){
(function (global){
// This is the entry point if requiring/importing via node, or
// a build tool that uses package.json entry (like browserify, webpack).
// If running in node with a window mock available, globalize its members
// if needed. Otherwise, just continue to `./main`
if (typeof global !== 'undefined' && global.window) {
  global.document = global.window.document;
  global.navigator = global.window.navigator;
}

_dereq_('./main');

}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{"./main":19}],23:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');

function RotateInstructions() {
  this.loadIcon_();

  var overlay = document.createElement('div');
  var s = overlay.style;
  s.position = 'fixed';
  s.top = 0;
  s.right = 0;
  s.bottom = 0;
  s.left = 0;
  s.backgroundColor = 'gray';
  s.fontFamily = 'sans-serif';
  // Force this to be above the fullscreen canvas, which is at zIndex: 999999.
  s.zIndex = 1000000;

  var img = document.createElement('img');
  img.src = this.icon;
  var s = img.style;
  s.marginLeft = '25%';
  s.marginTop = '25%';
  s.width = '50%';
  overlay.appendChild(img);

  var text = document.createElement('div');
  var s = text.style;
  s.textAlign = 'center';
  s.fontSize = '16px';
  s.lineHeight = '24px';
  s.margin = '24px 25%';
  s.width = '50%';
  text.innerHTML = 'Place your phone into your Cardboard viewer.';
  overlay.appendChild(text);

  var snackbar = document.createElement('div');
  var s = snackbar.style;
  s.backgroundColor = '#CFD8DC';
  s.position = 'fixed';
  s.bottom = 0;
  s.width = '100%';
  s.height = '48px';
  s.padding = '14px 24px';
  s.boxSizing = 'border-box';
  s.color = '#656A6B';
  overlay.appendChild(snackbar);

  var snackbarText = document.createElement('div');
  snackbarText.style.float = 'left';
  snackbarText.innerHTML = 'No Cardboard viewer?';

  var snackbarButton = document.createElement('a');
  snackbarButton.href = 'https://www.google.com/get/cardboard/get-cardboard/';
  snackbarButton.innerHTML = 'get one';
  snackbarButton.target = '_blank';
  var s = snackbarButton.style;
  s.float = 'right';
  s.fontWeight = 600;
  s.textTransform = 'uppercase';
  s.borderLeft = '1px solid gray';
  s.paddingLeft = '24px';
  s.textDecoration = 'none';
  s.color = '#656A6B';

  snackbar.appendChild(snackbarText);
  snackbar.appendChild(snackbarButton);

  this.overlay = overlay;
  this.text = text;

  this.hide();
}

RotateInstructions.prototype.show = function(parent) {
  if (!parent && !this.overlay.parentElement) {
    document.body.appendChild(this.overlay);
  } else if (parent) {
    if (this.overlay.parentElement && this.overlay.parentElement != parent)
      this.overlay.parentElement.removeChild(this.overlay);

    parent.appendChild(this.overlay);
  }

  this.overlay.style.display = 'block';

  var img = this.overlay.querySelector('img');
  var s = img.style;

  if (Util.isLandscapeMode()) {
    s.width = '20%';
    s.marginLeft = '40%';
    s.marginTop = '3%';
  } else {
    s.width = '50%';
    s.marginLeft = '25%';
    s.marginTop = '25%';
  }
};

RotateInstructions.prototype.hide = function() {
  this.overlay.style.display = 'none';
};

RotateInstructions.prototype.showTemporarily = function(ms, parent) {
  this.show(parent);
  this.timer = setTimeout(this.hide.bind(this), ms);
};

RotateInstructions.prototype.disableShowTemporarily = function() {
  clearTimeout(this.timer);
};

RotateInstructions.prototype.update = function() {
  this.disableShowTemporarily();
  // In portrait VR mode, tell the user to rotate to landscape. Otherwise, hide
  // the instructions.
  if (!Util.isLandscapeMode() && Util.isMobile()) {
    this.show();
  } else {
    this.hide();
  }
};

RotateInstructions.prototype.loadIcon_ = function() {
  // Encoded asset_src/rotate-instructions.svg
  this.icon = Util.base64('image/svg+xml', '<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg width="198px" height="240px" viewBox="0 0 198 240" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:sketch="http://www.bohemiancoding.com/sketch/ns">
    <!-- Generator: Sketch 3.3.3 (12081) - http://www.bohemiancoding.com/sketch -->
    <title>transition</title>
    <desc>Created with Sketch.</desc>
    <defs></defs>
    <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" sketch:type="MSPage">
        <g id="transition" sketch:type="MSArtboardGroup">
            <g id="Imported-Layers-Copy-4-+-Imported-Layers-Copy-+-Imported-Layers-Copy-2-Copy" sketch:type="MSLayerGroup">
                <g id="Imported-Layers-Copy-4" transform="translate(0.000000, 107.000000)" sketch:type="MSShapeGroup">
                    <path d="M149.625,2.527 C149.625,2.527 155.805,6.096 156.362,6.418 L156.362,7.304 C156.362,7.481 156.375,7.664 156.4,7.853 C156.41,7.934 156.42,8.015 156.427,8.095 C156.567,9.51 157.401,11.093 158.532,12.094 L164.252,17.156 L164.333,17.066 C164.333,17.066 168.715,14.536 169.568,14.042 C171.025,14.883 195.538,29.035 195.538,29.035 L195.538,83.036 C195.538,83.807 195.152,84.253 194.59,84.253 C194.357,84.253 194.095,84.177 193.818,84.017 L169.851,70.179 L169.837,70.203 L142.515,85.978 L141.665,84.655 C136.934,83.126 131.917,81.915 126.714,81.045 C126.709,81.06 126.707,81.069 126.707,81.069 L121.64,98.03 L113.749,102.586 L113.712,102.523 L113.712,130.113 C113.712,130.885 113.326,131.33 112.764,131.33 C112.532,131.33 112.269,131.254 111.992,131.094 L69.519,106.572 C68.569,106.023 67.799,104.695 67.799,103.605 L67.799,102.57 L67.778,102.617 C67.27,102.393 66.648,102.249 65.962,102.218 C65.875,102.214 65.788,102.212 65.701,102.212 C65.606,102.212 65.511,102.215 65.416,102.219 C65.195,102.229 64.974,102.235 64.754,102.235 C64.331,102.235 63.911,102.216 63.498,102.178 C61.843,102.025 60.298,101.578 59.094,100.882 L12.518,73.992 L12.523,74.004 L2.245,55.254 C1.244,53.427 2.004,51.038 3.943,49.918 L59.954,17.573 C60.626,17.185 61.35,17.001 62.053,17.001 C63.379,17.001 64.625,17.66 65.28,18.854 L65.285,18.851 L65.512,19.264 L65.506,19.268 C65.909,20.003 66.405,20.68 66.983,21.286 L67.26,21.556 C69.174,23.406 71.728,24.357 74.373,24.357 C76.322,24.357 78.321,23.84 80.148,22.785 C80.161,22.785 87.467,18.566 87.467,18.566 C88.139,18.178 88.863,17.994 89.566,17.994 C90.892,17.994 92.138,18.652 92.792,19.847 L96.042,25.775 L96.064,25.757 L102.849,29.674 L102.744,29.492 L149.625,2.527 M149.625,0.892 C149.343,0.892 149.062,0.965 148.81,1.11 L102.641,27.666 L97.231,24.542 L94.226,19.061 C93.313,17.394 91.527,16.359 89.566,16.358 C88.555,16.358 87.546,16.632 86.649,17.15 C83.878,18.75 79.687,21.169 79.374,21.345 C79.359,21.353 79.345,21.361 79.33,21.369 C77.798,22.254 76.084,22.722 74.373,22.722 C72.081,22.722 69.959,21.89 68.397,20.38 L68.145,20.135 C67.706,19.672 67.323,19.156 67.006,18.601 C66.988,18.559 66.968,18.519 66.946,18.479 L66.719,18.065 C66.69,18.012 66.658,17.96 66.624,17.911 C65.686,16.337 63.951,15.366 62.053,15.366 C61.042,15.366 60.033,15.64 59.136,16.158 L3.125,48.502 C0.426,50.061 -0.613,53.442 0.811,56.04 L11.089,74.79 C11.266,75.113 11.537,75.353 11.85,75.494 L58.276,102.298 C59.679,103.108 61.433,103.63 63.348,103.806 C63.812,103.848 64.285,103.87 64.754,103.87 C65,103.87 65.249,103.864 65.494,103.852 C65.563,103.849 65.632,103.847 65.701,103.847 C65.764,103.847 65.828,103.849 65.89,103.852 C65.986,103.856 66.08,103.863 66.173,103.874 C66.282,105.467 67.332,107.197 68.702,107.988 L111.174,132.51 C111.698,132.812 112.232,132.965 112.764,132.965 C114.261,132.965 115.347,131.765 115.347,130.113 L115.347,103.551 L122.458,99.446 C122.819,99.237 123.087,98.898 123.207,98.498 L127.865,82.905 C132.279,83.702 136.557,84.753 140.607,86.033 L141.14,86.862 C141.451,87.346 141.977,87.613 142.516,87.613 C142.794,87.613 143.076,87.542 143.333,87.393 L169.865,72.076 L193,85.433 C193.523,85.735 194.058,85.888 194.59,85.888 C196.087,85.888 197.173,84.689 197.173,83.036 L197.173,29.035 C197.173,28.451 196.861,27.911 196.355,27.619 C196.355,27.619 171.843,13.467 170.385,12.626 C170.132,12.48 169.85,12.407 169.568,12.407 C169.285,12.407 169.002,12.481 168.749,12.627 C168.143,12.978 165.756,14.357 164.424,15.125 L159.615,10.87 C158.796,10.145 158.154,8.937 158.054,7.934 C158.045,7.837 158.034,7.739 158.021,7.64 C158.005,7.523 157.998,7.41 157.998,7.304 L157.998,6.418 C157.998,5.834 157.686,5.295 157.181,5.002 C156.624,4.68 150.442,1.111 150.442,1.111 C150.189,0.965 149.907,0.892 149.625,0.892" id="Fill-1" fill="#455A64"></path>
                    <path d="M96.027,25.636 L142.603,52.527 C143.807,53.222 144.582,54.114 144.845,55.068 L144.835,55.075 L63.461,102.057 L63.46,102.057 C61.806,101.905 60.261,101.457 59.057,100.762 L12.481,73.871 L96.027,25.636" id="Fill-2" fill="#FAFAFA"></path>
                    <path d="M63.461,102.174 C63.453,102.174 63.446,102.174 63.439,102.172 C61.746,102.016 60.211,101.563 58.998,100.863 L12.422,73.973 C12.386,73.952 12.364,73.914 12.364,73.871 C12.364,73.83 12.386,73.791 12.422,73.77 L95.968,25.535 C96.004,25.514 96.049,25.514 96.085,25.535 L142.661,52.426 C143.888,53.134 144.682,54.038 144.957,55.037 C144.97,55.083 144.953,55.133 144.915,55.161 C144.911,55.165 144.898,55.174 144.894,55.177 L63.519,102.158 C63.501,102.169 63.481,102.174 63.461,102.174 L63.461,102.174 Z M12.714,73.871 L59.115,100.661 C60.293,101.341 61.786,101.782 63.435,101.937 L144.707,55.015 C144.428,54.108 143.682,53.285 142.544,52.628 L96.027,25.771 L12.714,73.871 L12.714,73.871 Z" id="Fill-3" fill="#607D8B"></path>
                    <path d="M148.327,58.471 C148.145,58.48 147.962,58.48 147.781,58.472 C145.887,58.389 144.479,57.434 144.636,56.34 C144.689,55.967 144.664,55.597 144.564,55.235 L63.461,102.057 C64.089,102.115 64.733,102.13 65.379,102.099 C65.561,102.09 65.743,102.09 65.925,102.098 C67.819,102.181 69.227,103.136 69.07,104.23 L148.327,58.471" id="Fill-4" fill="#FFFFFF"></path>
                    <path d="M69.07,104.347 C69.048,104.347 69.025,104.34 69.005,104.327 C68.968,104.301 68.948,104.257 68.955,104.213 C69,103.896 68.898,103.576 68.658,103.288 C68.153,102.678 67.103,102.266 65.92,102.214 C65.742,102.206 65.563,102.207 65.385,102.215 C64.742,102.246 64.087,102.232 63.45,102.174 C63.399,102.169 63.358,102.132 63.347,102.082 C63.336,102.033 63.358,101.981 63.402,101.956 L144.506,55.134 C144.537,55.116 144.575,55.113 144.609,55.127 C144.642,55.141 144.668,55.17 144.677,55.204 C144.781,55.585 144.806,55.972 144.751,56.357 C144.706,56.673 144.808,56.994 145.047,57.282 C145.553,57.892 146.602,58.303 147.786,58.355 C147.964,58.363 148.143,58.363 148.321,58.354 C148.377,58.352 148.424,58.387 148.439,58.438 C148.454,58.49 148.432,58.545 148.385,58.572 L69.129,104.331 C69.111,104.342 69.09,104.347 69.07,104.347 L69.07,104.347 Z M65.665,101.975 C65.754,101.975 65.842,101.977 65.93,101.981 C67.196,102.037 68.283,102.469 68.838,103.139 C69.065,103.413 69.188,103.714 69.198,104.021 L147.883,58.592 C147.847,58.592 147.811,58.591 147.776,58.589 C146.509,58.533 145.422,58.1 144.867,57.431 C144.585,57.091 144.465,56.707 144.52,56.324 C144.563,56.021 144.552,55.716 144.488,55.414 L63.846,101.97 C64.353,102.002 64.867,102.006 65.374,101.982 C65.471,101.977 65.568,101.975 65.665,101.975 L65.665,101.975 Z" id="Fill-5" fill="#607D8B"></path>
                    <path d="M2.208,55.134 C1.207,53.307 1.967,50.917 3.906,49.797 L59.917,17.453 C61.856,16.333 64.241,16.907 65.243,18.734 L65.475,19.144 C65.872,19.882 66.368,20.56 66.945,21.165 L67.223,21.435 C70.548,24.649 75.806,25.151 80.111,22.665 L87.43,18.445 C89.37,17.326 91.754,17.899 92.755,19.727 L96.005,25.655 L12.486,73.884 L2.208,55.134 Z" id="Fill-6" fill="#FAFAFA"></path>
                    <path d="M12.486,74.001 C12.476,74.001 12.465,73.999 12.455,73.996 C12.424,73.988 12.399,73.967 12.384,73.94 L2.106,55.19 C1.075,53.31 1.857,50.845 3.848,49.696 L59.858,17.352 C60.525,16.967 61.271,16.764 62.016,16.764 C63.431,16.764 64.666,17.466 65.327,18.646 C65.337,18.654 65.345,18.663 65.351,18.674 L65.578,19.088 C65.584,19.1 65.589,19.112 65.591,19.126 C65.985,19.838 66.469,20.497 67.03,21.085 L67.305,21.351 C69.151,23.137 71.649,24.12 74.336,24.12 C76.313,24.12 78.29,23.582 80.053,22.563 C80.064,22.557 80.076,22.553 80.088,22.55 L87.372,18.344 C88.038,17.959 88.784,17.756 89.529,17.756 C90.956,17.756 92.201,18.472 92.858,19.67 L96.107,25.599 C96.138,25.654 96.118,25.724 96.063,25.756 L12.545,73.985 C12.526,73.996 12.506,74.001 12.486,74.001 L12.486,74.001 Z M62.016,16.997 C61.312,16.997 60.606,17.19 59.975,17.554 L3.965,49.899 C2.083,50.985 1.341,53.308 2.31,55.078 L12.531,73.723 L95.848,25.611 L92.653,19.782 C92.038,18.66 90.87,17.99 89.529,17.99 C88.825,17.99 88.119,18.182 87.489,18.547 L80.172,22.772 C80.161,22.778 80.149,22.782 80.137,22.785 C78.346,23.811 76.341,24.354 74.336,24.354 C71.588,24.354 69.033,23.347 67.142,21.519 L66.864,21.249 C66.277,20.634 65.774,19.947 65.367,19.203 C65.36,19.192 65.356,19.179 65.354,19.166 L65.163,18.819 C65.154,18.811 65.146,18.801 65.14,18.79 C64.525,17.667 63.357,16.997 62.016,16.997 L62.016,16.997 Z" id="Fill-7" fill="#607D8B"></path>
                    <path d="M42.434,48.808 L42.434,48.808 C39.924,48.807 37.737,47.55 36.582,45.443 C34.771,42.139 36.144,37.809 39.641,35.789 L51.932,28.691 C53.103,28.015 54.413,27.658 55.721,27.658 C58.231,27.658 60.418,28.916 61.573,31.023 C63.384,34.327 62.012,38.657 58.514,40.677 L46.223,47.775 C45.053,48.45 43.742,48.808 42.434,48.808 L42.434,48.808 Z M55.721,28.125 C54.495,28.125 53.265,28.461 52.166,29.096 L39.875,36.194 C36.596,38.087 35.302,42.136 36.992,45.218 C38.063,47.173 40.098,48.34 42.434,48.34 C43.661,48.34 44.89,48.005 45.99,47.37 L58.281,40.272 C61.56,38.379 62.853,34.33 61.164,31.248 C60.092,29.293 58.058,28.125 55.721,28.125 L55.721,28.125 Z" id="Fill-8" fill="#607D8B"></path>
                    <path d="M149.588,2.407 C149.588,2.407 155.768,5.975 156.325,6.297 L156.325,7.184 C156.325,7.36 156.338,7.544 156.362,7.733 C156.373,7.814 156.382,7.894 156.39,7.975 C156.53,9.39 157.363,10.973 158.495,11.974 L165.891,18.519 C166.068,18.675 166.249,18.814 166.432,18.934 C168.011,19.974 169.382,19.4 169.494,17.652 C169.543,16.868 169.551,16.057 169.517,15.223 L169.514,15.063 L169.514,13.912 C170.78,14.642 195.501,28.915 195.501,28.915 L195.501,82.915 C195.501,84.005 194.731,84.445 193.781,83.897 L151.308,59.374 C150.358,58.826 149.588,57.497 149.588,56.408 L149.588,22.375" id="Fill-9" fill="#FAFAFA"></path>
                    <path d="M194.553,84.25 C194.296,84.25 194.013,84.165 193.722,83.997 L151.25,59.476 C150.269,58.909 149.471,57.533 149.471,56.408 L149.471,22.375 L149.705,22.375 L149.705,56.408 C149.705,57.459 150.45,58.744 151.366,59.274 L193.839,83.795 C194.263,84.04 194.655,84.083 194.942,83.917 C195.227,83.753 195.384,83.397 195.384,82.915 L195.384,28.982 C194.102,28.242 172.104,15.542 169.631,14.114 L169.634,15.22 C169.668,16.052 169.66,16.874 169.61,17.659 C169.556,18.503 169.214,19.123 168.647,19.405 C168.028,19.714 167.197,19.578 166.367,19.032 C166.181,18.909 165.995,18.766 165.814,18.606 L158.417,12.062 C157.259,11.036 156.418,9.437 156.274,7.986 C156.266,7.907 156.257,7.827 156.247,7.748 C156.221,7.555 156.209,7.365 156.209,7.184 L156.209,6.364 C155.375,5.883 149.529,2.508 149.529,2.508 L149.646,2.306 C149.646,2.306 155.827,5.874 156.384,6.196 L156.442,6.23 L156.442,7.184 C156.442,7.355 156.454,7.535 156.478,7.717 C156.489,7.8 156.499,7.882 156.507,7.963 C156.645,9.358 157.455,10.898 158.572,11.886 L165.969,18.431 C166.142,18.584 166.319,18.72 166.496,18.837 C167.254,19.336 168,19.467 168.543,19.196 C169.033,18.953 169.329,18.401 169.377,17.645 C169.427,16.867 169.434,16.054 169.401,15.228 L169.397,15.065 L169.397,13.71 L169.572,13.81 C170.839,14.541 195.559,28.814 195.559,28.814 L195.618,28.847 L195.618,82.915 C195.618,83.484 195.42,83.911 195.059,84.119 C194.908,84.206 194.737,84.25 194.553,84.25" id="Fill-10" fill="#607D8B"></path>
                    <path d="M145.685,56.161 L169.8,70.083 L143.822,85.081 L142.36,84.774 C135.826,82.604 128.732,81.046 121.341,80.158 C116.976,79.634 112.678,81.254 111.743,83.778 C111.506,84.414 111.503,85.071 111.732,85.706 C113.27,89.973 115.968,94.069 119.727,97.841 L120.259,98.686 C120.26,98.685 94.282,113.683 94.282,113.683 L70.167,99.761 L145.685,56.161" id="Fill-11" fill="#FFFFFF"></path>
                    <path d="M94.282,113.818 L94.223,113.785 L69.933,99.761 L70.108,99.66 L145.685,56.026 L145.743,56.059 L170.033,70.083 L143.842,85.205 L143.797,85.195 C143.772,85.19 142.336,84.888 142.336,84.888 C135.787,82.714 128.723,81.163 121.327,80.274 C120.788,80.209 120.236,80.177 119.689,80.177 C115.931,80.177 112.635,81.708 111.852,83.819 C111.624,84.432 111.621,85.053 111.842,85.667 C113.377,89.925 116.058,93.993 119.81,97.758 L119.826,97.779 L120.352,98.614 C120.354,98.617 120.356,98.62 120.358,98.624 L120.422,98.726 L120.317,98.787 C120.264,98.818 94.599,113.635 94.34,113.785 L94.282,113.818 L94.282,113.818 Z M70.401,99.761 L94.282,113.549 L119.084,99.229 C119.63,98.914 119.93,98.74 120.101,98.654 L119.635,97.914 C115.864,94.127 113.168,90.033 111.622,85.746 C111.382,85.079 111.386,84.404 111.633,83.738 C112.448,81.539 115.836,79.943 119.689,79.943 C120.246,79.943 120.806,79.976 121.355,80.042 C128.767,80.933 135.846,82.487 142.396,84.663 C143.232,84.838 143.611,84.917 143.786,84.967 L169.566,70.083 L145.685,56.295 L70.401,99.761 L70.401,99.761 Z" id="Fill-12" fill="#607D8B"></path>
                    <path d="M167.23,18.979 L167.23,69.85 L139.909,85.623 L133.448,71.456 C132.538,69.46 130.02,69.718 127.824,72.03 C126.769,73.14 125.931,74.585 125.494,76.048 L119.034,97.676 L91.712,113.45 L91.712,62.579 L167.23,18.979" id="Fill-13" fill="#FFFFFF"></path>
                    <path d="M91.712,113.567 C91.692,113.567 91.672,113.561 91.653,113.551 C91.618,113.53 91.595,113.492 91.595,113.45 L91.595,62.579 C91.595,62.537 91.618,62.499 91.653,62.478 L167.172,18.878 C167.208,18.857 167.252,18.857 167.288,18.878 C167.324,18.899 167.347,18.937 167.347,18.979 L167.347,69.85 C167.347,69.891 167.324,69.93 167.288,69.95 L139.967,85.725 C139.939,85.741 139.905,85.745 139.873,85.735 C139.842,85.725 139.816,85.702 139.802,85.672 L133.342,71.504 C132.967,70.682 132.28,70.229 131.408,70.229 C130.319,70.229 129.044,70.915 127.908,72.11 C126.874,73.2 126.034,74.647 125.606,76.082 L119.146,97.709 C119.137,97.738 119.118,97.762 119.092,97.777 L91.77,113.551 C91.752,113.561 91.732,113.567 91.712,113.567 L91.712,113.567 Z M91.829,62.647 L91.829,113.248 L118.935,97.598 L125.382,76.015 C125.827,74.525 126.664,73.081 127.739,71.95 C128.919,70.708 130.256,69.996 131.408,69.996 C132.377,69.996 133.139,70.497 133.554,71.407 L139.961,85.458 L167.113,69.782 L167.113,19.181 L91.829,62.647 L91.829,62.647 Z" id="Fill-14" fill="#607D8B"></path>
                    <path d="M168.543,19.213 L168.543,70.083 L141.221,85.857 L134.761,71.689 C133.851,69.694 131.333,69.951 129.137,72.263 C128.082,73.374 127.244,74.819 126.807,76.282 L120.346,97.909 L93.025,113.683 L93.025,62.813 L168.543,19.213" id="Fill-15" fill="#FFFFFF"></path>
                    <path d="M93.025,113.8 C93.005,113.8 92.984,113.795 92.966,113.785 C92.931,113.764 92.908,113.725 92.908,113.684 L92.908,62.813 C92.908,62.771 92.931,62.733 92.966,62.712 L168.484,19.112 C168.52,19.09 168.565,19.09 168.601,19.112 C168.637,19.132 168.66,19.171 168.66,19.212 L168.66,70.083 C168.66,70.125 168.637,70.164 168.601,70.184 L141.28,85.958 C141.251,85.975 141.217,85.979 141.186,85.968 C141.154,85.958 141.129,85.936 141.115,85.906 L134.655,71.738 C134.28,70.915 133.593,70.463 132.72,70.463 C131.632,70.463 130.357,71.148 129.221,72.344 C128.186,73.433 127.347,74.881 126.919,76.315 L120.458,97.943 C120.45,97.972 120.431,97.996 120.405,98.01 L93.083,113.785 C93.065,113.795 93.045,113.8 93.025,113.8 L93.025,113.8 Z M93.142,62.881 L93.142,113.481 L120.248,97.832 L126.695,76.248 C127.14,74.758 127.977,73.315 129.052,72.183 C130.231,70.942 131.568,70.229 132.72,70.229 C133.689,70.229 134.452,70.731 134.867,71.641 L141.274,85.692 L168.426,70.016 L168.426,19.415 L93.142,62.881 L93.142,62.881 Z" id="Fill-16" fill="#607D8B"></path>
                    <path d="M169.8,70.083 L142.478,85.857 L136.018,71.689 C135.108,69.694 132.59,69.951 130.393,72.263 C129.339,73.374 128.5,74.819 128.064,76.282 L121.603,97.909 L94.282,113.683 L94.282,62.813 L169.8,19.213 L169.8,70.083 Z" id="Fill-17" fill="#FAFAFA"></path>
                    <path d="M94.282,113.917 C94.241,113.917 94.201,113.907 94.165,113.886 C94.093,113.845 94.048,113.767 94.048,113.684 L94.048,62.813 C94.048,62.73 94.093,62.652 94.165,62.611 L169.683,19.01 C169.755,18.969 169.844,18.969 169.917,19.01 C169.989,19.052 170.033,19.129 170.033,19.212 L170.033,70.083 C170.033,70.166 169.989,70.244 169.917,70.285 L142.595,86.06 C142.538,86.092 142.469,86.1 142.407,86.08 C142.344,86.06 142.293,86.014 142.266,85.954 L135.805,71.786 C135.445,70.997 134.813,70.58 133.977,70.58 C132.921,70.58 131.676,71.252 130.562,72.424 C129.54,73.501 128.711,74.931 128.287,76.348 L121.827,97.976 C121.81,98.034 121.771,98.082 121.72,98.112 L94.398,113.886 C94.362,113.907 94.322,113.917 94.282,113.917 L94.282,113.917 Z M94.515,62.948 L94.515,113.279 L121.406,97.754 L127.84,76.215 C128.29,74.708 129.137,73.247 130.224,72.103 C131.425,70.838 132.793,70.112 133.977,70.112 C134.995,70.112 135.795,70.638 136.23,71.592 L142.584,85.526 L169.566,69.948 L169.566,19.617 L94.515,62.948 L94.515,62.948 Z" id="Fill-18" fill="#607D8B"></path>
                    <path d="M109.894,92.943 L109.894,92.943 C108.12,92.943 106.653,92.218 105.65,90.823 C105.583,90.731 105.593,90.61 105.673,90.529 C105.753,90.448 105.88,90.44 105.974,90.506 C106.754,91.053 107.679,91.333 108.724,91.333 C110.047,91.333 111.478,90.894 112.98,90.027 C118.291,86.96 122.611,79.509 122.611,73.416 C122.611,71.489 122.169,69.856 121.333,68.692 C121.266,68.6 121.276,68.473 121.356,68.392 C121.436,68.311 121.563,68.299 121.656,68.365 C123.327,69.537 124.247,71.746 124.247,74.584 C124.247,80.826 119.821,88.447 114.382,91.587 C112.808,92.495 111.298,92.943 109.894,92.943 L109.894,92.943 Z M106.925,91.401 C107.738,92.052 108.745,92.278 109.893,92.278 L109.894,92.278 C111.215,92.278 112.647,91.951 114.148,91.084 C119.459,88.017 123.78,80.621 123.78,74.528 C123.78,72.549 123.317,70.929 122.454,69.767 C122.865,70.802 123.079,72.042 123.079,73.402 C123.079,79.645 118.653,87.285 113.214,90.425 C111.64,91.334 110.13,91.742 108.724,91.742 C108.083,91.742 107.481,91.593 106.925,91.401 L106.925,91.401 Z" id="Fill-19" fill="#607D8B"></path>
                    <path d="M113.097,90.23 C118.481,87.122 122.845,79.594 122.845,73.416 C122.845,71.365 122.362,69.724 121.522,68.556 C119.738,67.304 117.148,67.362 114.265,69.026 C108.881,72.134 104.517,79.662 104.517,85.84 C104.517,87.891 105,89.532 105.84,90.7 C107.624,91.952 110.214,91.894 113.097,90.23" id="Fill-20" fill="#FAFAFA"></path>
                    <path d="M108.724,91.614 L108.724,91.614 C107.582,91.614 106.566,91.401 105.705,90.797 C105.684,90.783 105.665,90.811 105.65,90.79 C104.756,89.546 104.283,87.842 104.283,85.817 C104.283,79.575 108.709,71.953 114.148,68.812 C115.722,67.904 117.232,67.449 118.638,67.449 C119.78,67.449 120.796,67.758 121.656,68.362 C121.678,68.377 121.697,68.397 121.712,68.418 C122.606,69.662 123.079,71.39 123.079,73.415 C123.079,79.658 118.653,87.198 113.214,90.338 C111.64,91.247 110.13,91.614 108.724,91.614 L108.724,91.614 Z M106.006,90.505 C106.78,91.037 107.694,91.281 108.724,91.281 C110.047,91.281 111.478,90.868 112.98,90.001 C118.291,86.935 122.611,79.496 122.611,73.403 C122.611,71.494 122.177,69.88 121.356,68.718 C120.582,68.185 119.668,67.919 118.638,67.919 C117.315,67.919 115.883,68.36 114.382,69.227 C109.071,72.293 104.751,79.733 104.751,85.826 C104.751,87.735 105.185,89.343 106.006,90.505 L106.006,90.505 Z" id="Fill-21" fill="#607D8B"></path>
                    <path d="M149.318,7.262 L139.334,16.14 L155.227,27.171 L160.816,21.059 L149.318,7.262" id="Fill-22" fill="#FAFAFA"></path>
                    <path d="M169.676,13.84 L159.928,19.467 C156.286,21.57 150.4,21.58 146.781,19.491 C143.161,17.402 143.18,14.003 146.822,11.9 L156.317,6.292 L149.588,2.407 L67.752,49.478 L113.675,75.992 L116.756,74.213 C117.387,73.848 117.625,73.315 117.374,72.823 C115.017,68.191 114.781,63.277 116.691,58.561 C122.329,44.641 141.2,33.746 165.309,30.491 C173.478,29.388 181.989,29.524 190.013,30.885 C190.865,31.03 191.789,30.893 192.42,30.528 L195.501,28.75 L169.676,13.84" id="Fill-23" fill="#FAFAFA"></path>
                    <path d="M113.675,76.459 C113.594,76.459 113.514,76.438 113.442,76.397 L67.518,49.882 C67.374,49.799 67.284,49.645 67.285,49.478 C67.285,49.311 67.374,49.157 67.519,49.073 L149.355,2.002 C149.499,1.919 149.677,1.919 149.821,2.002 L156.55,5.887 C156.774,6.017 156.85,6.302 156.722,6.526 C156.592,6.749 156.307,6.826 156.083,6.696 L149.587,2.946 L68.687,49.479 L113.675,75.452 L116.523,73.808 C116.715,73.697 117.143,73.399 116.958,73.035 C114.542,68.287 114.3,63.221 116.258,58.385 C119.064,51.458 125.143,45.143 133.84,40.122 C142.497,35.124 153.358,31.633 165.247,30.028 C173.445,28.921 182.037,29.058 190.091,30.425 C190.83,30.55 191.652,30.432 192.186,30.124 L194.567,28.75 L169.442,14.244 C169.219,14.115 169.142,13.829 169.271,13.606 C169.4,13.382 169.685,13.306 169.909,13.435 L195.734,28.345 C195.879,28.428 195.968,28.583 195.968,28.75 C195.968,28.916 195.879,29.071 195.734,29.154 L192.653,30.933 C191.932,31.35 190.89,31.508 189.935,31.346 C181.972,29.995 173.478,29.86 165.372,30.954 C153.602,32.543 142.86,35.993 134.307,40.931 C125.793,45.847 119.851,52.004 117.124,58.736 C115.27,63.314 115.501,68.112 117.79,72.611 C118.16,73.336 117.845,74.124 116.99,74.617 L113.909,76.397 C113.836,76.438 113.756,76.459 113.675,76.459" id="Fill-24" fill="#455A64"></path>
                    <path d="M153.316,21.279 C150.903,21.279 148.495,20.751 146.664,19.693 C144.846,18.644 143.844,17.232 143.844,15.718 C143.844,14.191 144.86,12.763 146.705,11.698 L156.198,6.091 C156.309,6.025 156.452,6.062 156.518,6.173 C156.583,6.284 156.547,6.427 156.436,6.493 L146.94,12.102 C145.244,13.081 144.312,14.365 144.312,15.718 C144.312,17.058 145.23,18.326 146.897,19.289 C150.446,21.338 156.24,21.327 159.811,19.265 L169.559,13.637 C169.67,13.573 169.813,13.611 169.878,13.723 C169.943,13.834 169.904,13.977 169.793,14.042 L160.045,19.67 C158.187,20.742 155.749,21.279 153.316,21.279" id="Fill-25" fill="#607D8B"></path>
                    <path d="M113.675,75.992 L67.762,49.484" id="Fill-26" fill="#455A64"></path>
                    <path d="M113.675,76.342 C113.615,76.342 113.555,76.327 113.5,76.295 L67.587,49.787 C67.419,49.69 67.362,49.476 67.459,49.309 C67.556,49.141 67.77,49.083 67.937,49.18 L113.85,75.688 C114.018,75.785 114.075,76 113.978,76.167 C113.914,76.279 113.796,76.342 113.675,76.342" id="Fill-27" fill="#455A64"></path>
                    <path d="M67.762,49.484 L67.762,103.485 C67.762,104.575 68.532,105.903 69.482,106.452 L111.955,130.973 C112.905,131.522 113.675,131.083 113.675,129.993 L113.675,75.992" id="Fill-28" fill="#FAFAFA"></path>
                    <path d="M112.727,131.561 C112.43,131.561 112.107,131.466 111.78,131.276 L69.307,106.755 C68.244,106.142 67.412,104.705 67.412,103.485 L67.412,49.484 C67.412,49.29 67.569,49.134 67.762,49.134 C67.956,49.134 68.113,49.29 68.113,49.484 L68.113,103.485 C68.113,104.445 68.82,105.665 69.657,106.148 L112.13,130.67 C112.474,130.868 112.791,130.913 113,130.792 C113.206,130.673 113.325,130.381 113.325,129.993 L113.325,75.992 C113.325,75.798 113.482,75.641 113.675,75.641 C113.869,75.641 114.025,75.798 114.025,75.992 L114.025,129.993 C114.025,130.648 113.786,131.147 113.35,131.399 C113.162,131.507 112.952,131.561 112.727,131.561" id="Fill-29" fill="#455A64"></path>
                    <path d="M112.86,40.512 C112.86,40.512 112.86,40.512 112.859,40.512 C110.541,40.512 108.36,39.99 106.717,39.041 C105.012,38.057 104.074,36.726 104.074,35.292 C104.074,33.847 105.026,32.501 106.754,31.504 L118.795,24.551 C120.463,23.589 122.669,23.058 125.007,23.058 C127.325,23.058 129.506,23.581 131.15,24.53 C132.854,25.514 133.793,26.845 133.793,28.278 C133.793,29.724 132.841,31.069 131.113,32.067 L119.071,39.019 C117.403,39.982 115.197,40.512 112.86,40.512 L112.86,40.512 Z M125.007,23.759 C122.79,23.759 120.709,24.256 119.146,25.158 L107.104,32.11 C105.602,32.978 104.774,34.108 104.774,35.292 C104.774,36.465 105.589,37.581 107.067,38.434 C108.605,39.323 110.663,39.812 112.859,39.812 L112.86,39.812 C115.076,39.812 117.158,39.315 118.721,38.413 L130.762,31.46 C132.264,30.593 133.092,29.463 133.092,28.278 C133.092,27.106 132.278,25.99 130.8,25.136 C129.261,24.248 127.204,23.759 125.007,23.759 L125.007,23.759 Z" id="Fill-30" fill="#607D8B"></path>
                    <path d="M165.63,16.219 L159.896,19.53 C156.729,21.358 151.61,21.367 148.463,19.55 C145.316,17.733 145.332,14.778 148.499,12.949 L154.233,9.639 L165.63,16.219" id="Fill-31" fill="#FAFAFA"></path>
                    <path d="M154.233,10.448 L164.228,16.219 L159.546,18.923 C158.112,19.75 156.194,20.206 154.147,20.206 C152.118,20.206 150.224,19.757 148.814,18.943 C147.524,18.199 146.814,17.249 146.814,16.269 C146.814,15.278 147.537,14.314 148.85,13.556 L154.233,10.448 M154.233,9.639 L148.499,12.949 C145.332,14.778 145.316,17.733 148.463,19.55 C150.031,20.455 152.086,20.907 154.147,20.907 C156.224,20.907 158.306,20.447 159.896,19.53 L165.63,16.219 L154.233,9.639" id="Fill-32" fill="#607D8B"></path>
                    <path d="M145.445,72.667 L145.445,72.667 C143.672,72.667 142.204,71.817 141.202,70.422 C141.135,70.33 141.145,70.147 141.225,70.066 C141.305,69.985 141.432,69.946 141.525,70.011 C142.306,70.559 143.231,70.823 144.276,70.822 C145.598,70.822 147.03,70.376 148.532,69.509 C153.842,66.443 158.163,58.987 158.163,52.894 C158.163,50.967 157.721,49.332 156.884,48.168 C156.818,48.076 156.828,47.948 156.908,47.867 C156.988,47.786 157.114,47.774 157.208,47.84 C158.878,49.012 159.798,51.22 159.798,54.059 C159.798,60.301 155.373,68.046 149.933,71.186 C148.36,72.094 146.85,72.667 145.445,72.667 L145.445,72.667 Z M142.476,71 C143.29,71.651 144.296,72.002 145.445,72.002 C146.767,72.002 148.198,71.55 149.7,70.682 C155.01,67.617 159.331,60.159 159.331,54.065 C159.331,52.085 158.868,50.435 158.006,49.272 C158.417,50.307 158.63,51.532 158.63,52.892 C158.63,59.134 154.205,66.767 148.765,69.907 C147.192,70.816 145.681,71.283 144.276,71.283 C143.634,71.283 143.033,71.192 142.476,71 L142.476,71 Z" id="Fill-33" fill="#607D8B"></path>
                    <path d="M148.648,69.704 C154.032,66.596 158.396,59.068 158.396,52.891 C158.396,50.839 157.913,49.198 157.074,48.03 C155.289,46.778 152.699,46.836 149.816,48.501 C144.433,51.609 140.068,59.137 140.068,65.314 C140.068,67.365 140.552,69.006 141.391,70.174 C143.176,71.427 145.765,71.369 148.648,69.704" id="Fill-34" fill="#FAFAFA"></path>
                    <path d="M144.276,71.276 L144.276,71.276 C143.133,71.276 142.118,70.969 141.257,70.365 C141.236,70.351 141.217,70.332 141.202,70.311 C140.307,69.067 139.835,67.339 139.835,65.314 C139.835,59.073 144.26,51.439 149.7,48.298 C151.273,47.39 152.784,46.929 154.189,46.929 C155.332,46.929 156.347,47.236 157.208,47.839 C157.229,47.854 157.248,47.873 157.263,47.894 C158.157,49.138 158.63,50.865 158.63,52.891 C158.63,59.132 154.205,66.766 148.765,69.907 C147.192,70.815 145.681,71.276 144.276,71.276 L144.276,71.276 Z M141.558,70.104 C142.331,70.637 143.245,71.005 144.276,71.005 C145.598,71.005 147.03,70.467 148.532,69.6 C153.842,66.534 158.163,59.033 158.163,52.939 C158.163,51.031 157.729,49.385 156.907,48.223 C156.133,47.691 155.219,47.409 154.189,47.409 C152.867,47.409 151.435,47.842 149.933,48.709 C144.623,51.775 140.302,59.273 140.302,65.366 C140.302,67.276 140.736,68.942 141.558,70.104 L141.558,70.104 Z" id="Fill-35" fill="#607D8B"></path>
                    <path d="M150.72,65.361 L150.357,65.066 C151.147,64.092 151.869,63.04 152.505,61.938 C153.313,60.539 153.978,59.067 154.482,57.563 L154.925,57.712 C154.412,59.245 153.733,60.745 152.91,62.172 C152.262,63.295 151.525,64.368 150.72,65.361" id="Fill-36" fill="#607D8B"></path>
                    <path d="M115.917,84.514 L115.554,84.22 C116.344,83.245 117.066,82.194 117.702,81.092 C118.51,79.692 119.175,78.22 119.678,76.717 L120.121,76.865 C119.608,78.398 118.93,79.899 118.106,81.326 C117.458,82.448 116.722,83.521 115.917,84.514" id="Fill-37" fill="#607D8B"></path>
                    <path d="M114,130.476 L114,130.008 L114,76.052 L114,75.584 L114,76.052 L114,130.008 L114,130.476" id="Fill-38" fill="#607D8B"></path>
                </g>
                <g id="Imported-Layers-Copy" transform="translate(62.000000, 0.000000)" sketch:type="MSShapeGroup">
                    <path d="M19.822,37.474 C19.839,37.339 19.747,37.194 19.555,37.082 C19.228,36.894 18.729,36.872 18.446,37.037 L12.434,40.508 C12.303,40.584 12.24,40.686 12.243,40.793 C12.245,40.925 12.245,41.254 12.245,41.371 L12.245,41.414 L12.238,41.542 C8.148,43.887 5.647,45.321 5.647,45.321 C5.646,45.321 3.57,46.367 2.86,50.513 C2.86,50.513 1.948,57.474 1.962,70.258 C1.977,82.828 2.568,87.328 3.129,91.609 C3.349,93.293 6.13,93.734 6.13,93.734 C6.461,93.774 6.828,93.707 7.21,93.486 L82.483,49.935 C84.291,48.866 85.15,46.216 85.539,43.651 C86.752,35.661 87.214,10.673 85.264,3.773 C85.068,3.08 84.754,2.69 84.396,2.491 L82.31,1.701 C81.583,1.729 80.894,2.168 80.776,2.236 C80.636,2.317 41.807,24.585 20.032,37.072 L19.822,37.474" id="Fill-1" fill="#FFFFFF"></path>
                    <path d="M82.311,1.701 L84.396,2.491 C84.754,2.69 85.068,3.08 85.264,3.773 C87.213,10.673 86.751,35.66 85.539,43.651 C85.149,46.216 84.29,48.866 82.483,49.935 L7.21,93.486 C6.897,93.667 6.595,93.744 6.314,93.744 L6.131,93.733 C6.131,93.734 3.349,93.293 3.128,91.609 C2.568,87.327 1.977,82.828 1.963,70.258 C1.948,57.474 2.86,50.513 2.86,50.513 C3.57,46.367 5.647,45.321 5.647,45.321 C5.647,45.321 8.148,43.887 12.238,41.542 L12.245,41.414 L12.245,41.371 C12.245,41.254 12.245,40.925 12.243,40.793 C12.24,40.686 12.302,40.583 12.434,40.508 L18.446,37.036 C18.574,36.962 18.746,36.926 18.927,36.926 C19.145,36.926 19.376,36.979 19.554,37.082 C19.747,37.194 19.839,37.34 19.822,37.474 L20.033,37.072 C41.806,24.585 80.636,2.318 80.777,2.236 C80.894,2.168 81.583,1.729 82.311,1.701 M82.311,0.704 L82.272,0.705 C81.654,0.728 80.989,0.949 80.298,1.361 L80.277,1.373 C80.129,1.458 59.768,13.135 19.758,36.079 C19.5,35.981 19.214,35.929 18.927,35.929 C18.562,35.929 18.223,36.013 17.947,36.173 L11.935,39.644 C11.493,39.899 11.236,40.334 11.246,40.81 L11.247,40.96 L5.167,44.447 C4.794,44.646 2.625,45.978 1.877,50.345 L1.871,50.384 C1.862,50.454 0.951,57.557 0.965,70.259 C0.979,82.879 1.568,87.375 2.137,91.724 L2.139,91.739 C2.447,94.094 5.614,94.662 5.975,94.719 L6.009,94.723 C6.11,94.736 6.213,94.742 6.314,94.742 C6.79,94.742 7.26,94.61 7.71,94.35 L82.983,50.798 C84.794,49.727 85.982,47.375 86.525,43.801 C87.711,35.987 88.259,10.705 86.224,3.502 C85.971,2.609 85.52,1.975 84.881,1.62 L84.749,1.558 L82.664,0.769 C82.551,0.725 82.431,0.704 82.311,0.704" id="Fill-2" fill="#455A64"></path>
                    <path d="M66.267,11.565 L67.762,11.999 L11.423,44.325" id="Fill-3" fill="#FFFFFF"></path>
                    <path d="M12.202,90.545 C12.029,90.545 11.862,90.455 11.769,90.295 C11.632,90.057 11.713,89.752 11.952,89.614 L30.389,78.969 C30.628,78.831 30.933,78.913 31.071,79.152 C31.208,79.39 31.127,79.696 30.888,79.833 L12.451,90.478 L12.202,90.545" id="Fill-4" fill="#607D8B"></path>
                    <path d="M13.764,42.654 L13.656,42.592 L13.702,42.421 L18.837,39.457 L19.007,39.502 L18.962,39.673 L13.827,42.637 L13.764,42.654" id="Fill-5" fill="#607D8B"></path>
                    <path d="M8.52,90.375 L8.52,46.421 L8.583,46.385 L75.84,7.554 L75.84,51.508 L75.778,51.544 L8.52,90.375 L8.52,90.375 Z M8.77,46.564 L8.77,89.944 L75.591,51.365 L75.591,7.985 L8.77,46.564 L8.77,46.564 Z" id="Fill-6" fill="#607D8B"></path>
                    <path d="M24.986,83.182 C24.756,83.331 24.374,83.566 24.137,83.705 L12.632,90.406 C12.395,90.545 12.426,90.658 12.7,90.658 L13.265,90.658 C13.54,90.658 13.958,90.545 14.195,90.406 L25.7,83.705 C25.937,83.566 26.128,83.452 26.125,83.449 C26.122,83.447 26.119,83.22 26.119,82.946 C26.119,82.672 25.931,82.569 25.701,82.719 L24.986,83.182" id="Fill-7" fill="#607D8B"></path>
                    <path d="M13.266,90.782 L12.7,90.782 C12.5,90.782 12.384,90.726 12.354,90.616 C12.324,90.506 12.397,90.399 12.569,90.299 L24.074,83.597 C24.31,83.459 24.689,83.226 24.918,83.078 L25.633,82.614 C25.723,82.555 25.813,82.525 25.899,82.525 C26.071,82.525 26.244,82.655 26.244,82.946 C26.244,83.16 26.245,83.309 26.247,83.383 L26.253,83.387 L26.249,83.456 C26.246,83.531 26.246,83.531 25.763,83.812 L14.258,90.514 C14,90.665 13.564,90.782 13.266,90.782 L13.266,90.782 Z M12.666,90.532 L12.7,90.533 L13.266,90.533 C13.518,90.533 13.915,90.425 14.132,90.299 L25.637,83.597 C25.805,83.499 25.931,83.424 25.998,83.383 C25.994,83.299 25.994,83.165 25.994,82.946 L25.899,82.775 L25.768,82.824 L25.054,83.287 C24.822,83.437 24.438,83.673 24.2,83.812 L12.695,90.514 L12.666,90.532 L12.666,90.532 Z" id="Fill-8" fill="#607D8B"></path>
                    <path d="M13.266,89.871 L12.7,89.871 C12.5,89.871 12.384,89.815 12.354,89.705 C12.324,89.595 12.397,89.488 12.569,89.388 L24.074,82.686 C24.332,82.535 24.768,82.418 25.067,82.418 L25.632,82.418 C25.832,82.418 25.948,82.474 25.978,82.584 C26.008,82.694 25.935,82.801 25.763,82.901 L14.258,89.603 C14,89.754 13.564,89.871 13.266,89.871 L13.266,89.871 Z M12.666,89.621 L12.7,89.622 L13.266,89.622 C13.518,89.622 13.915,89.515 14.132,89.388 L25.637,82.686 L25.667,82.668 L25.632,82.667 L25.067,82.667 C24.815,82.667 24.418,82.775 24.2,82.901 L12.695,89.603 L12.666,89.621 L12.666,89.621 Z" id="Fill-9" fill="#607D8B"></path>
                    <path d="M12.37,90.801 L12.37,89.554 L12.37,90.801" id="Fill-10" fill="#607D8B"></path>
                    <path d="M6.13,93.901 C5.379,93.808 4.816,93.164 4.691,92.525 C3.86,88.287 3.54,83.743 3.526,71.173 C3.511,58.389 4.423,51.428 4.423,51.428 C5.134,47.282 7.21,46.236 7.21,46.236 C7.21,46.236 81.667,3.25 82.069,3.017 C82.292,2.888 84.556,1.433 85.264,3.94 C87.214,10.84 86.752,35.827 85.539,43.818 C85.15,46.383 84.291,49.033 82.483,50.101 L7.21,93.653 C6.828,93.874 6.461,93.941 6.13,93.901 C6.13,93.901 3.349,93.46 3.129,91.776 C2.568,87.495 1.977,82.995 1.962,70.425 C1.948,57.641 2.86,50.68 2.86,50.68 C3.57,46.534 5.647,45.489 5.647,45.489 C5.646,45.489 8.065,44.092 12.245,41.679 L13.116,41.56 L19.715,37.73 L19.761,37.269 L6.13,93.901" id="Fill-11" fill="#FAFAFA"></path>
                    <path d="M6.317,94.161 L6.102,94.148 L6.101,94.148 L5.857,94.101 C5.138,93.945 3.085,93.365 2.881,91.809 C2.313,87.469 1.727,82.996 1.713,70.425 C1.699,57.771 2.604,50.718 2.613,50.648 C3.338,46.417 5.445,45.31 5.535,45.266 L12.163,41.439 L13.033,41.32 L19.479,37.578 L19.513,37.244 C19.526,37.107 19.647,37.008 19.786,37.021 C19.922,37.034 20.023,37.156 20.009,37.293 L19.95,37.882 L13.198,41.801 L12.328,41.919 L5.772,45.704 C5.741,45.72 3.782,46.772 3.106,50.722 C3.099,50.782 2.198,57.808 2.212,70.424 C2.226,82.963 2.809,87.42 3.373,91.729 C3.464,92.42 4.062,92.883 4.682,93.181 C4.566,92.984 4.486,92.776 4.446,92.572 C3.665,88.588 3.291,84.37 3.276,71.173 C3.262,58.52 4.167,51.466 4.176,51.396 C4.901,47.165 7.008,46.059 7.098,46.014 C7.094,46.015 81.542,3.034 81.944,2.802 L81.972,2.785 C82.876,2.247 83.692,2.097 84.332,2.352 C84.887,2.573 85.281,3.085 85.504,3.872 C87.518,11 86.964,36.091 85.785,43.855 C85.278,47.196 84.21,49.37 82.61,50.317 L7.335,93.869 C6.999,94.063 6.658,94.161 6.317,94.161 L6.317,94.161 Z M6.17,93.654 C6.463,93.69 6.774,93.617 7.085,93.437 L82.358,49.886 C84.181,48.808 84.96,45.971 85.292,43.78 C86.466,36.049 87.023,11.085 85.024,4.008 C84.846,3.377 84.551,2.976 84.148,2.816 C83.664,2.623 82.982,2.764 82.227,3.213 L82.193,3.234 C81.791,3.466 7.335,46.452 7.335,46.452 C7.304,46.469 5.346,47.521 4.669,51.471 C4.662,51.53 3.761,58.556 3.775,71.173 C3.79,84.328 4.161,88.524 4.936,92.476 C5.026,92.937 5.412,93.459 5.973,93.615 C6.087,93.64 6.158,93.652 6.169,93.654 L6.17,93.654 L6.17,93.654 Z" id="Fill-12" fill="#455A64"></path>
                    <path d="M7.317,68.982 C7.806,68.701 8.202,68.926 8.202,69.487 C8.202,70.047 7.806,70.73 7.317,71.012 C6.829,71.294 6.433,71.069 6.433,70.508 C6.433,69.948 6.829,69.265 7.317,68.982" id="Fill-13" fill="#FFFFFF"></path>
                    <path d="M6.92,71.133 C6.631,71.133 6.433,70.905 6.433,70.508 C6.433,69.948 6.829,69.265 7.317,68.982 C7.46,68.9 7.595,68.861 7.714,68.861 C8.003,68.861 8.202,69.09 8.202,69.487 C8.202,70.047 7.806,70.73 7.317,71.012 C7.174,71.094 7.039,71.133 6.92,71.133 M7.714,68.674 C7.557,68.674 7.392,68.723 7.224,68.821 C6.676,69.138 6.246,69.879 6.246,70.508 C6.246,70.994 6.517,71.32 6.92,71.32 C7.078,71.32 7.243,71.271 7.411,71.174 C7.959,70.857 8.389,70.117 8.389,69.487 C8.389,69.001 8.117,68.674 7.714,68.674" id="Fill-14" fill="#8097A2"></path>
                    <path d="M6.92,70.947 C6.649,70.947 6.621,70.64 6.621,70.508 C6.621,70.017 6.982,69.392 7.411,69.145 C7.521,69.082 7.625,69.049 7.714,69.049 C7.986,69.049 8.015,69.355 8.015,69.487 C8.015,69.978 7.652,70.603 7.224,70.851 C7.115,70.914 7.01,70.947 6.92,70.947 M7.714,68.861 C7.595,68.861 7.46,68.9 7.317,68.982 C6.829,69.265 6.433,69.948 6.433,70.508 C6.433,70.905 6.631,71.133 6.92,71.133 C7.039,71.133 7.174,71.094 7.317,71.012 C7.806,70.73 8.202,70.047 8.202,69.487 C8.202,69.09 8.003,68.861 7.714,68.861" id="Fill-15" fill="#8097A2"></path>
                    <path d="M7.444,85.35 C7.708,85.198 7.921,85.319 7.921,85.622 C7.921,85.925 7.708,86.292 7.444,86.444 C7.181,86.597 6.967,86.475 6.967,86.173 C6.967,85.871 7.181,85.502 7.444,85.35" id="Fill-16" fill="#FFFFFF"></path>
                    <path d="M7.23,86.51 C7.074,86.51 6.967,86.387 6.967,86.173 C6.967,85.871 7.181,85.502 7.444,85.35 C7.521,85.305 7.594,85.284 7.658,85.284 C7.814,85.284 7.921,85.408 7.921,85.622 C7.921,85.925 7.708,86.292 7.444,86.444 C7.367,86.489 7.294,86.51 7.23,86.51 M7.658,85.098 C7.558,85.098 7.455,85.127 7.351,85.188 C7.031,85.373 6.781,85.806 6.781,86.173 C6.781,86.482 6.966,86.697 7.23,86.697 C7.33,86.697 7.433,86.666 7.538,86.607 C7.858,86.422 8.108,85.989 8.108,85.622 C8.108,85.313 7.923,85.098 7.658,85.098" id="Fill-17" fill="#8097A2"></path>
                    <path d="M7.23,86.322 L7.154,86.173 C7.154,85.938 7.333,85.629 7.538,85.512 L7.658,85.471 L7.734,85.622 C7.734,85.856 7.555,86.164 7.351,86.282 L7.23,86.322 M7.658,85.284 C7.594,85.284 7.521,85.305 7.444,85.35 C7.181,85.502 6.967,85.871 6.967,86.173 C6.967,86.387 7.074,86.51 7.23,86.51 C7.294,86.51 7.367,86.489 7.444,86.444 C7.708,86.292 7.921,85.925 7.921,85.622 C7.921,85.408 7.814,85.284 7.658,85.284" id="Fill-18" fill="#8097A2"></path>
                    <path d="M77.278,7.769 L77.278,51.436 L10.208,90.16 L10.208,46.493 L77.278,7.769" id="Fill-19" fill="#455A64"></path>
                    <path d="M10.083,90.375 L10.083,46.421 L10.146,46.385 L77.403,7.554 L77.403,51.508 L77.341,51.544 L10.083,90.375 L10.083,90.375 Z M10.333,46.564 L10.333,89.944 L77.154,51.365 L77.154,7.985 L10.333,46.564 L10.333,46.564 Z" id="Fill-20" fill="#607D8B"></path>
                </g>
                <path d="M125.737,88.647 L118.098,91.981 L118.098,84 L106.639,88.713 L106.639,96.982 L99,100.315 L112.369,103.961 L125.737,88.647" id="Imported-Layers-Copy-2" fill="#455A64" sketch:type="MSShapeGroup"></path>
            </g>
        </g>
    </g>
</svg>');
};

module.exports = RotateInstructions;

},{"./util.js":29}],24:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var SensorSample = _dereq_('./sensor-sample.js');
var MathUtil = _dereq_('../math-util.js');
var Util = _dereq_('../util.js');

/**
 * An implementation of a simple complementary filter, which fuses gyroscope and
 * accelerometer data from the 'devicemotion' event.
 *
 * Accelerometer data is very noisy, but stable over the long term.
 * Gyroscope data is smooth, but tends to drift over the long term.
 *
 * This fusion is relatively simple:
 * 1. Get orientation estimates from accelerometer by applying a low-pass filter
 *    on that data.
 * 2. Get orientation estimates from gyroscope by integrating over time.
 * 3. Combine the two estimates, weighing (1) in the long term, but (2) for the
 *    short term.
 */
function ComplementaryFilter(kFilter) {
  this.kFilter = kFilter;

  // Raw sensor measurements.
  this.currentAccelMeasurement = new SensorSample();
  this.currentGyroMeasurement = new SensorSample();
  this.previousGyroMeasurement = new SensorSample();

  // Set default look direction to be in the correct direction.
  if (Util.isIOS()) {
    this.filterQ = new MathUtil.Quaternion(-1, 0, 0, 1);
  } else {
    this.filterQ = new MathUtil.Quaternion(1, 0, 0, 1);
  }
  this.previousFilterQ = new MathUtil.Quaternion();
  this.previousFilterQ.copy(this.filterQ);

  // Orientation based on the accelerometer.
  this.accelQ = new MathUtil.Quaternion();
  // Whether or not the orientation has been initialized.
  this.isOrientationInitialized = false;
  // Running estimate of gravity based on the current orientation.
  this.estimatedGravity = new MathUtil.Vector3();
  // Measured gravity based on accelerometer.
  this.measuredGravity = new MathUtil.Vector3();

  // Debug only quaternion of gyro-based orientation.
  this.gyroIntegralQ = new MathUtil.Quaternion();
}

ComplementaryFilter.prototype.addAccelMeasurement = function(vector, timestampS) {
  this.currentAccelMeasurement.set(vector, timestampS);
};

ComplementaryFilter.prototype.addGyroMeasurement = function(vector, timestampS) {
  this.currentGyroMeasurement.set(vector, timestampS);

  var deltaT = timestampS - this.previousGyroMeasurement.timestampS;
  if (Util.isTimestampDeltaValid(deltaT)) {
    this.run_();
  }

  this.previousGyroMeasurement.copy(this.currentGyroMeasurement);
};

ComplementaryFilter.prototype.run_ = function() {

  if (!this.isOrientationInitialized) {
    this.accelQ = this.accelToQuaternion_(this.currentAccelMeasurement.sample);
    this.previousFilterQ.copy(this.accelQ);
    this.isOrientationInitialized = true;
    return;
  }

  var deltaT = this.currentGyroMeasurement.timestampS -
      this.previousGyroMeasurement.timestampS;

  // Convert gyro rotation vector to a quaternion delta.
  var gyroDeltaQ = this.gyroToQuaternionDelta_(this.currentGyroMeasurement.sample, deltaT);
  this.gyroIntegralQ.multiply(gyroDeltaQ);

  // filter_1 = K * (filter_0 + gyro * dT) + (1 - K) * accel.
  this.filterQ.copy(this.previousFilterQ);
  this.filterQ.multiply(gyroDeltaQ);

  // Calculate the delta between the current estimated gravity and the real
  // gravity vector from accelerometer.
  var invFilterQ = new MathUtil.Quaternion();
  invFilterQ.copy(this.filterQ);
  invFilterQ.inverse();

  this.estimatedGravity.set(0, 0, -1);
  this.estimatedGravity.applyQuaternion(invFilterQ);
  this.estimatedGravity.normalize();

  this.measuredGravity.copy(this.currentAccelMeasurement.sample);
  this.measuredGravity.normalize();

  // Compare estimated gravity with measured gravity, get the delta quaternion
  // between the two.
  var deltaQ = new MathUtil.Quaternion();
  deltaQ.setFromUnitVectors(this.estimatedGravity, this.measuredGravity);
  deltaQ.inverse();

  if (Util.isDebug()) {
    console.log('Delta: %d deg, G_est: (%s, %s, %s), G_meas: (%s, %s, %s)',
                MathUtil.radToDeg * Util.getQuaternionAngle(deltaQ),
                (this.estimatedGravity.x).toFixed(1),
                (this.estimatedGravity.y).toFixed(1),
                (this.estimatedGravity.z).toFixed(1),
                (this.measuredGravity.x).toFixed(1),
                (this.measuredGravity.y).toFixed(1),
                (this.measuredGravity.z).toFixed(1));
  }

  // Calculate the SLERP target: current orientation plus the measured-estimated
  // quaternion delta.
  var targetQ = new MathUtil.Quaternion();
  targetQ.copy(this.filterQ);
  targetQ.multiply(deltaQ);

  // SLERP factor: 0 is pure gyro, 1 is pure accel.
  this.filterQ.slerp(targetQ, 1 - this.kFilter);

  this.previousFilterQ.copy(this.filterQ);
};

ComplementaryFilter.prototype.getOrientation = function() {
  return this.filterQ;
};

ComplementaryFilter.prototype.accelToQuaternion_ = function(accel) {
  var normAccel = new MathUtil.Vector3();
  normAccel.copy(accel);
  normAccel.normalize();
  var quat = new MathUtil.Quaternion();
  quat.setFromUnitVectors(new MathUtil.Vector3(0, 0, -1), normAccel);
  quat.inverse();
  return quat;
};

ComplementaryFilter.prototype.gyroToQuaternionDelta_ = function(gyro, dt) {
  // Extract axis and angle from the gyroscope data.
  var quat = new MathUtil.Quaternion();
  var axis = new MathUtil.Vector3();
  axis.copy(gyro);
  axis.normalize();
  quat.setFromAxisAngle(axis, gyro.length() * dt);
  return quat;
};


module.exports = ComplementaryFilter;

},{"../math-util.js":20,"../util.js":29,"./sensor-sample.js":27}],25:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var ComplementaryFilter = _dereq_('./complementary-filter.js');
var PosePredictor = _dereq_('./pose-predictor.js');
var TouchPanner = _dereq_('../touch-panner.js');
var MathUtil = _dereq_('../math-util.js');
var Util = _dereq_('../util.js');

/**
 * The pose sensor, implemented using DeviceMotion APIs.
 */
function FusionPoseSensor() {
  this.deviceId = 'webvr-polyfill:fused';
  this.deviceName = 'VR Position Device (webvr-polyfill:fused)';

  this.accelerometer = new MathUtil.Vector3();
  this.gyroscope = new MathUtil.Vector3();

  this.start();

  this.filter = new ComplementaryFilter(window.WebVRConfig.K_FILTER);
  this.posePredictor = new PosePredictor(window.WebVRConfig.PREDICTION_TIME_S);
  this.touchPanner = new TouchPanner();

  this.filterToWorldQ = new MathUtil.Quaternion();

  // Set the filter to world transform, depending on OS.
  if (Util.isIOS()) {
    this.filterToWorldQ.setFromAxisAngle(new MathUtil.Vector3(1, 0, 0), Math.PI / 2);
  } else {
    this.filterToWorldQ.setFromAxisAngle(new MathUtil.Vector3(1, 0, 0), -Math.PI / 2);
  }

  this.inverseWorldToScreenQ = new MathUtil.Quaternion();
  this.worldToScreenQ = new MathUtil.Quaternion();
  this.originalPoseAdjustQ = new MathUtil.Quaternion();
  this.originalPoseAdjustQ.setFromAxisAngle(new MathUtil.Vector3(0, 0, 1),
                                           -window.orientation * Math.PI / 180);

  this.setScreenTransform_();
  // Adjust this filter for being in landscape mode.
  if (Util.isLandscapeMode()) {
    this.filterToWorldQ.multiply(this.inverseWorldToScreenQ);
  }

  // Keep track of a reset transform for resetSensor.
  this.resetQ = new MathUtil.Quaternion();

  this.isFirefoxAndroid = Util.isFirefoxAndroid();
  this.isIOS = Util.isIOS();

  this.orientationOut_ = new Float32Array(4);
}

FusionPoseSensor.prototype.getPosition = function() {
  // This PoseSensor doesn't support position
  return null;
};

FusionPoseSensor.prototype.getOrientation = function() {
  // Convert from filter space to the the same system used by the
  // deviceorientation event.
  var orientation = this.filter.getOrientation();

  // Predict orientation.
  this.predictedQ = this.posePredictor.getPrediction(orientation, this.gyroscope, this.previousTimestampS);

  // Convert to THREE coordinate system: -Z forward, Y up, X right.
  var out = new MathUtil.Quaternion();
  out.copy(this.filterToWorldQ);
  out.multiply(this.resetQ);
  if (!window.WebVRConfig.TOUCH_PANNER_DISABLED) {
    out.multiply(this.touchPanner.getOrientation());
  }
  out.multiply(this.predictedQ);
  out.multiply(this.worldToScreenQ);

  // Handle the yaw-only case.
  if (window.WebVRConfig.YAW_ONLY) {
    // Make a quaternion that only turns around the Y-axis.
    out.x = 0;
    out.z = 0;
    out.normalize();
  }

  this.orientationOut_[0] = out.x;
  this.orientationOut_[1] = out.y;
  this.orientationOut_[2] = out.z;
  this.orientationOut_[3] = out.w;
  return this.orientationOut_;
};

FusionPoseSensor.prototype.resetPose = function() {
  // Reduce to inverted yaw-only.
  this.resetQ.copy(this.filter.getOrientation());
  this.resetQ.x = 0;
  this.resetQ.y = 0;
  this.resetQ.z *= -1;
  this.resetQ.normalize();

  // Take into account extra transformations in landscape mode.
  if (Util.isLandscapeMode()) {
    this.resetQ.multiply(this.inverseWorldToScreenQ);
  }

  // Take into account original pose.
  this.resetQ.multiply(this.originalPoseAdjustQ);

  if (!window.WebVRConfig.TOUCH_PANNER_DISABLED) {
    this.touchPanner.resetSensor();
  }
};

FusionPoseSensor.prototype.onDeviceMotion_ = function(deviceMotion) {
  this.updateDeviceMotion_(deviceMotion);
};

FusionPoseSensor.prototype.updateDeviceMotion_ = function(deviceMotion) {
  var accGravity = deviceMotion.accelerationIncludingGravity;
  var rotRate = deviceMotion.rotationRate;
  var timestampS = deviceMotion.timeStamp / 1000;

  var deltaS = timestampS - this.previousTimestampS;
  if (deltaS <= Util.MIN_TIMESTEP || deltaS > Util.MAX_TIMESTEP) {
    console.warn('Invalid timestamps detected. Time step between successive ' +
                 'gyroscope sensor samples is very small or not monotonic');
    this.previousTimestampS = timestampS;
    return;
  }

  this.accelerometer.set(-accGravity.x, -accGravity.y, -accGravity.z);
  if (Util.isR7()) {
    this.gyroscope.set(-rotRate.beta, rotRate.alpha, rotRate.gamma);
  } else {
    this.gyroscope.set(rotRate.alpha, rotRate.beta, rotRate.gamma);
  }

  // With iOS and Firefox Android, rotationRate is reported in degrees,
  // so we first convert to radians.
  if (this.isIOS || this.isFirefoxAndroid) {
    this.gyroscope.multiplyScalar(Math.PI / 180);
  }

  this.filter.addAccelMeasurement(this.accelerometer, timestampS);
  this.filter.addGyroMeasurement(this.gyroscope, timestampS);

  this.previousTimestampS = timestampS;
};

FusionPoseSensor.prototype.onOrientationChange_ = function(screenOrientation) {
  this.setScreenTransform_();
};

/**
 * This is only needed if we are in an cross origin iframe on iOS to work around
 * this issue: https://bugs.webkit.org/show_bug.cgi?id=152299.
 */
FusionPoseSensor.prototype.onMessage_ = function(event) {
  var message = event.data;

  // If there's no message type, ignore it.
  if (!message || !message.type) {
    return;
  }

  // Ignore all messages that aren't devicemotion.
  var type = message.type.toLowerCase();
  if (type !== 'devicemotion') {
    return;
  }

  // Update device motion.
  this.updateDeviceMotion_(message.deviceMotionEvent);
};

FusionPoseSensor.prototype.setScreenTransform_ = function() {
  this.worldToScreenQ.set(0, 0, 0, 1);
  switch (window.orientation) {
    case 0:
      break;
    case 90:
      this.worldToScreenQ.setFromAxisAngle(new MathUtil.Vector3(0, 0, 1), -Math.PI / 2);
      break;
    case -90:
      this.worldToScreenQ.setFromAxisAngle(new MathUtil.Vector3(0, 0, 1), Math.PI / 2);
      break;
    case 180:
      // TODO.
      break;
  }
  this.inverseWorldToScreenQ.copy(this.worldToScreenQ);
  this.inverseWorldToScreenQ.inverse();
};

FusionPoseSensor.prototype.start = function() {
  this.onDeviceMotionCallback_ = this.onDeviceMotion_.bind(this);
  this.onOrientationChangeCallback_ = this.onOrientationChange_.bind(this);
  this.onMessageCallback_ = this.onMessage_.bind(this);

  // Only listen for postMessages if we're in an iOS and embedded inside a cross
  // domain IFrame. In this case, the polyfill can still work if the containing
  // page sends synthetic devicemotion events. For an example of this, see
  // iframe-message-sender.js in VR View: https://goo.gl/XDtvFZ
  if (Util.isIOS() && Util.isInsideCrossDomainIFrame()) {
    window.addEventListener('message', this.onMessageCallback_);
  }
  window.addEventListener('orientationchange', this.onOrientationChangeCallback_);
  window.addEventListener('devicemotion', this.onDeviceMotionCallback_);
};

FusionPoseSensor.prototype.stop = function() {
  window.removeEventListener('devicemotion', this.onDeviceMotionCallback_);
  window.removeEventListener('orientationchange', this.onOrientationChangeCallback_);
  window.removeEventListener('message', this.onMessageCallback_);
};

module.exports = FusionPoseSensor;

},{"../math-util.js":20,"../touch-panner.js":28,"../util.js":29,"./complementary-filter.js":24,"./pose-predictor.js":26}],26:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var MathUtil = _dereq_('../math-util');
var Util = _dereq_('../util');

/**
 * Given an orientation and the gyroscope data, predicts the future orientation
 * of the head. This makes rendering appear faster.
 *
 * Also see: http://msl.cs.uiuc.edu/~lavalle/papers/LavYerKatAnt14.pdf
 *
 * @param {Number} predictionTimeS time from head movement to the appearance of
 * the corresponding image.
 */
function PosePredictor(predictionTimeS) {
  this.predictionTimeS = predictionTimeS;

  // The quaternion corresponding to the previous state.
  this.previousQ = new MathUtil.Quaternion();
  // Previous time a prediction occurred.
  this.previousTimestampS = null;

  // The delta quaternion that adjusts the current pose.
  this.deltaQ = new MathUtil.Quaternion();
  // The output quaternion.
  this.outQ = new MathUtil.Quaternion();
}

PosePredictor.prototype.getPrediction = function(currentQ, gyro, timestampS) {
  if (!this.previousTimestampS) {
    this.previousQ.copy(currentQ);
    this.previousTimestampS = timestampS;
    return currentQ;
  }

  // Calculate axis and angle based on gyroscope rotation rate data.
  var axis = new MathUtil.Vector3();
  axis.copy(gyro);
  axis.normalize();

  var angularSpeed = gyro.length();

  // If we're rotating slowly, don't do prediction.
  if (angularSpeed < MathUtil.degToRad * 20) {
    if (Util.isDebug()) {
      console.log('Moving slowly, at %s deg/s: no prediction',
                  (MathUtil.radToDeg * angularSpeed).toFixed(1));
    }
    this.outQ.copy(currentQ);
    this.previousQ.copy(currentQ);
    return this.outQ;
  }

  // Get the predicted angle based on the time delta and latency.
  var deltaT = timestampS - this.previousTimestampS;
  var predictAngle = angularSpeed * this.predictionTimeS;

  this.deltaQ.setFromAxisAngle(axis, predictAngle);
  this.outQ.copy(this.previousQ);
  this.outQ.multiply(this.deltaQ);

  this.previousQ.copy(currentQ);
  this.previousTimestampS = timestampS;

  return this.outQ;
};


module.exports = PosePredictor;

},{"../math-util":20,"../util":29}],27:[function(_dereq_,module,exports){
function SensorSample(sample, timestampS) {
  this.set(sample, timestampS);
};

SensorSample.prototype.set = function(sample, timestampS) {
  this.sample = sample;
  this.timestampS = timestampS;
};

SensorSample.prototype.copy = function(sensorSample) {
  this.set(sensorSample.sample, sensorSample.timestampS);
};

module.exports = SensorSample;

},{}],28:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var MathUtil = _dereq_('./math-util.js');
var Util = _dereq_('./util.js');

var ROTATE_SPEED = 0.5;
/**
 * Provides a quaternion responsible for pre-panning the scene before further
 * transformations due to device sensors.
 */
function TouchPanner() {
  window.addEventListener('touchstart', this.onTouchStart_.bind(this));
  window.addEventListener('touchmove', this.onTouchMove_.bind(this));
  window.addEventListener('touchend', this.onTouchEnd_.bind(this));

  this.isTouching = false;
  this.rotateStart = new MathUtil.Vector2();
  this.rotateEnd = new MathUtil.Vector2();
  this.rotateDelta = new MathUtil.Vector2();

  this.theta = 0;
  this.orientation = new MathUtil.Quaternion();
}

TouchPanner.prototype.getOrientation = function() {
  this.orientation.setFromEulerXYZ(0, 0, this.theta);
  return this.orientation;
};

TouchPanner.prototype.resetSensor = function() {
  this.theta = 0;
};

TouchPanner.prototype.onTouchStart_ = function(e) {
  // Only respond if there is exactly one touch.
  // Note that the Daydream controller passes in a `touchstart` event with
  // no `touches` property, so we must check for that case too.
  if (!e.touches || e.touches.length != 1) {
    return;
  }
  this.rotateStart.set(e.touches[0].pageX, e.touches[0].pageY);
  this.isTouching = true;
};

TouchPanner.prototype.onTouchMove_ = function(e) {
  if (!this.isTouching) {
    return;
  }
  this.rotateEnd.set(e.touches[0].pageX, e.touches[0].pageY);
  this.rotateDelta.subVectors(this.rotateEnd, this.rotateStart);
  this.rotateStart.copy(this.rotateEnd);

  // On iOS, direction is inverted.
  if (Util.isIOS()) {
    this.rotateDelta.x *= -1;
  }

  var element = document.body;
  this.theta += 2 * Math.PI * this.rotateDelta.x / element.clientWidth * ROTATE_SPEED;
};

TouchPanner.prototype.onTouchEnd_ = function(e) {
  this.isTouching = false;
};

module.exports = TouchPanner;

},{"./math-util.js":20,"./util.js":29}],29:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = window.Util || {};

Util.MIN_TIMESTEP = 0.001;
Util.MAX_TIMESTEP = 1;

Util.base64 = function(mimeType, base64) {
  return 'data:' + mimeType + ';base64,' + base64;
};

Util.clamp = function(value, min, max) {
  return Math.min(Math.max(min, value), max);
};

Util.lerp = function(a, b, t) {
  return a + ((b - a) * t);
};

/**
 * Light polyfill for `Promise.race`. Returns
 * a promise that resolves when the first promise
 * provided resolves.
 *
 * @param {Array<Promise>} promises
 */
Util.race = function(promises) {
  if (Promise.race) {
    return Promise.race(promises);
  }

  return new Promise(function (resolve, reject) {
    for (var i = 0; i < promises.length; i++) {
      promises[i].then(resolve, reject);
    }
  });
};

Util.isIOS = (function() {
  var isIOS = /iPad|iPhone|iPod/.test(navigator.platform);
  return function() {
    return isIOS;
  };
})();

Util.isWebViewAndroid = (function() {
  var isWebViewAndroid = navigator.userAgent.indexOf('Version') !== -1 &&
      navigator.userAgent.indexOf('Android') !== -1 &&
      navigator.userAgent.indexOf('Chrome') !== -1;
  return function() {
    return isWebViewAndroid;
  };
})();

Util.isSafari = (function() {
  var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
  return function() {
    return isSafari;
  };
})();

Util.isFirefoxAndroid = (function() {
  var isFirefoxAndroid = navigator.userAgent.indexOf('Firefox') !== -1 &&
      navigator.userAgent.indexOf('Android') !== -1;
  return function() {
    return isFirefoxAndroid;
  };
})();

Util.isR7 = (function() {
  var isR7 = navigator.userAgent.indexOf('R7 Build') !== -1;
  return function() {
    return isR7;
  };
})();

Util.isLandscapeMode = function() {
  var rtn = (window.orientation == 90 || window.orientation == -90);
  return Util.isR7() ? !rtn : rtn;
};

// Helper method to validate the time steps of sensor timestamps.
Util.isTimestampDeltaValid = function(timestampDeltaS) {
  if (isNaN(timestampDeltaS)) {
    return false;
  }
  if (timestampDeltaS <= Util.MIN_TIMESTEP) {
    return false;
  }
  if (timestampDeltaS > Util.MAX_TIMESTEP) {
    return false;
  }
  return true;
};

Util.getScreenWidth = function() {
  return Math.max(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

Util.getScreenHeight = function() {
  return Math.min(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

Util.requestFullscreen = function(element) {
  if (Util.isWebViewAndroid()) {
      return false;
  }
  if (element.requestFullscreen) {
    element.requestFullscreen();
  } else if (element.webkitRequestFullscreen) {
    element.webkitRequestFullscreen();
  } else if (element.mozRequestFullScreen) {
    element.mozRequestFullScreen();
  } else if (element.msRequestFullscreen) {
    element.msRequestFullscreen();
  } else {
    return false;
  }

  return true;
};

Util.exitFullscreen = function() {
  if (document.exitFullscreen) {
    document.exitFullscreen();
  } else if (document.webkitExitFullscreen) {
    document.webkitExitFullscreen();
  } else if (document.mozCancelFullScreen) {
    document.mozCancelFullScreen();
  } else if (document.msExitFullscreen) {
    document.msExitFullscreen();
  } else {
    return false;
  }

  return true;
};

Util.getFullscreenElement = function() {
  return document.fullscreenElement ||
      document.webkitFullscreenElement ||
      document.mozFullScreenElement ||
      document.msFullscreenElement;
};

Util.linkProgram = function(gl, vertexSource, fragmentSource, attribLocationMap) {
  // No error checking for brevity.
  var vertexShader = gl.createShader(gl.VERTEX_SHADER);
  gl.shaderSource(vertexShader, vertexSource);
  gl.compileShader(vertexShader);

  var fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
  gl.shaderSource(fragmentShader, fragmentSource);
  gl.compileShader(fragmentShader);

  var program = gl.createProgram();
  gl.attachShader(program, vertexShader);
  gl.attachShader(program, fragmentShader);

  for (var attribName in attribLocationMap)
    gl.bindAttribLocation(program, attribLocationMap[attribName], attribName);

  gl.linkProgram(program);

  gl.deleteShader(vertexShader);
  gl.deleteShader(fragmentShader);

  return program;
};

Util.getProgramUniforms = function(gl, program) {
  var uniforms = {};
  var uniformCount = gl.getProgramParameter(program, gl.ACTIVE_UNIFORMS);
  var uniformName = '';
  for (var i = 0; i < uniformCount; i++) {
    var uniformInfo = gl.getActiveUniform(program, i);
    uniformName = uniformInfo.name.replace('[0]', '');
    uniforms[uniformName] = gl.getUniformLocation(program, uniformName);
  }
  return uniforms;
};

Util.orthoMatrix = function (out, left, right, bottom, top, near, far) {
  var lr = 1 / (left - right),
      bt = 1 / (bottom - top),
      nf = 1 / (near - far);
  out[0] = -2 * lr;
  out[1] = 0;
  out[2] = 0;
  out[3] = 0;
  out[4] = 0;
  out[5] = -2 * bt;
  out[6] = 0;
  out[7] = 0;
  out[8] = 0;
  out[9] = 0;
  out[10] = 2 * nf;
  out[11] = 0;
  out[12] = (left + right) * lr;
  out[13] = (top + bottom) * bt;
  out[14] = (far + near) * nf;
  out[15] = 1;
  return out;
};

Util.copyArray = function (source, dest) {
  for (var i = 0, n = source.length; i < n; i++) {
    dest[i] = source[i];
  }
};

Util.isMobile = function() {
  var check = false;
  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true})(navigator.userAgent||navigator.vendor||window.opera);
  return check;
};

Util.extend = function(dest, src) {
  for (var key in src) {
    if (src.hasOwnProperty(key)) {
      dest[key] = src[key];
    }
  }

  return dest;
}

Util.safariCssSizeWorkaround = function(canvas) {
  // TODO(smus): Remove this workaround when Safari for iOS is fixed.
  // iOS only workaround (for https://bugs.webkit.org/show_bug.cgi?id=152556).
  //
  // "To the last I grapple with thee;
  //  from hell's heart I stab at thee;
  //  for hate's sake I spit my last breath at thee."
  // -- Moby Dick, by Herman Melville
  if (Util.isIOS()) {
    var width = canvas.style.width;
    var height = canvas.style.height;
    canvas.style.width = (parseInt(width) + 1) + 'px';
    canvas.style.height = (parseInt(height)) + 'px';
    setTimeout(function() {
      canvas.style.width = width;
      canvas.style.height = height;
    }, 100);
  }

  // Debug only.
  window.Util = Util;
  window.canvas = canvas;
};

Util.isDebug = function() {
  return Util.getQueryParameter('debug');
};

Util.getQueryParameter = function(name) {
  var name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
      results = regex.exec(location.search);
  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
};

Util.frameDataFromPose = (function() {
  var piOver180 = Math.PI / 180.0;
  var rad45 = Math.PI * 0.25;

  // Borrowed from glMatrix.
  function mat4_perspectiveFromFieldOfView(out, fov, near, far) {
    var upTan = Math.tan(fov ? (fov.upDegrees * piOver180) : rad45),
    downTan = Math.tan(fov ? (fov.downDegrees * piOver180) : rad45),
    leftTan = Math.tan(fov ? (fov.leftDegrees * piOver180) : rad45),
    rightTan = Math.tan(fov ? (fov.rightDegrees * piOver180) : rad45),
    xScale = 2.0 / (leftTan + rightTan),
    yScale = 2.0 / (upTan + downTan);

    out[0] = xScale;
    out[1] = 0.0;
    out[2] = 0.0;
    out[3] = 0.0;
    out[4] = 0.0;
    out[5] = yScale;
    out[6] = 0.0;
    out[7] = 0.0;
    out[8] = -((leftTan - rightTan) * xScale * 0.5);
    out[9] = ((upTan - downTan) * yScale * 0.5);
    out[10] = far / (near - far);
    out[11] = -1.0;
    out[12] = 0.0;
    out[13] = 0.0;
    out[14] = (far * near) / (near - far);
    out[15] = 0.0;
    return out;
  }

  function mat4_fromRotationTranslation(out, q, v) {
    // Quaternion math
    var x = q[0], y = q[1], z = q[2], w = q[3],
        x2 = x + x,
        y2 = y + y,
        z2 = z + z,

        xx = x * x2,
        xy = x * y2,
        xz = x * z2,
        yy = y * y2,
        yz = y * z2,
        zz = z * z2,
        wx = w * x2,
        wy = w * y2,
        wz = w * z2;

    out[0] = 1 - (yy + zz);
    out[1] = xy + wz;
    out[2] = xz - wy;
    out[3] = 0;
    out[4] = xy - wz;
    out[5] = 1 - (xx + zz);
    out[6] = yz + wx;
    out[7] = 0;
    out[8] = xz + wy;
    out[9] = yz - wx;
    out[10] = 1 - (xx + yy);
    out[11] = 0;
    out[12] = v[0];
    out[13] = v[1];
    out[14] = v[2];
    out[15] = 1;

    return out;
  };

  function mat4_translate(out, a, v) {
    var x = v[0], y = v[1], z = v[2],
        a00, a01, a02, a03,
        a10, a11, a12, a13,
        a20, a21, a22, a23;

    if (a === out) {
      out[12] = a[0] * x + a[4] * y + a[8] * z + a[12];
      out[13] = a[1] * x + a[5] * y + a[9] * z + a[13];
      out[14] = a[2] * x + a[6] * y + a[10] * z + a[14];
      out[15] = a[3] * x + a[7] * y + a[11] * z + a[15];
    } else {
      a00 = a[0]; a01 = a[1]; a02 = a[2]; a03 = a[3];
      a10 = a[4]; a11 = a[5]; a12 = a[6]; a13 = a[7];
      a20 = a[8]; a21 = a[9]; a22 = a[10]; a23 = a[11];

      out[0] = a00; out[1] = a01; out[2] = a02; out[3] = a03;
      out[4] = a10; out[5] = a11; out[6] = a12; out[7] = a13;
      out[8] = a20; out[9] = a21; out[10] = a22; out[11] = a23;

      out[12] = a00 * x + a10 * y + a20 * z + a[12];
      out[13] = a01 * x + a11 * y + a21 * z + a[13];
      out[14] = a02 * x + a12 * y + a22 * z + a[14];
      out[15] = a03 * x + a13 * y + a23 * z + a[15];
    }

    return out;
  };

  function mat4_invert(out, a) {
    var a00 = a[0], a01 = a[1], a02 = a[2], a03 = a[3],
        a10 = a[4], a11 = a[5], a12 = a[6], a13 = a[7],
        a20 = a[8], a21 = a[9], a22 = a[10], a23 = a[11],
        a30 = a[12], a31 = a[13], a32 = a[14], a33 = a[15],

        b00 = a00 * a11 - a01 * a10,
        b01 = a00 * a12 - a02 * a10,
        b02 = a00 * a13 - a03 * a10,
        b03 = a01 * a12 - a02 * a11,
        b04 = a01 * a13 - a03 * a11,
        b05 = a02 * a13 - a03 * a12,
        b06 = a20 * a31 - a21 * a30,
        b07 = a20 * a32 - a22 * a30,
        b08 = a20 * a33 - a23 * a30,
        b09 = a21 * a32 - a22 * a31,
        b10 = a21 * a33 - a23 * a31,
        b11 = a22 * a33 - a23 * a32,

        // Calculate the determinant
        det = b00 * b11 - b01 * b10 + b02 * b09 + b03 * b08 - b04 * b07 + b05 * b06;

    if (!det) {
      return null;
    }
    det = 1.0 / det;

    out[0] = (a11 * b11 - a12 * b10 + a13 * b09) * det;
    out[1] = (a02 * b10 - a01 * b11 - a03 * b09) * det;
    out[2] = (a31 * b05 - a32 * b04 + a33 * b03) * det;
    out[3] = (a22 * b04 - a21 * b05 - a23 * b03) * det;
    out[4] = (a12 * b08 - a10 * b11 - a13 * b07) * det;
    out[5] = (a00 * b11 - a02 * b08 + a03 * b07) * det;
    out[6] = (a32 * b02 - a30 * b05 - a33 * b01) * det;
    out[7] = (a20 * b05 - a22 * b02 + a23 * b01) * det;
    out[8] = (a10 * b10 - a11 * b08 + a13 * b06) * det;
    out[9] = (a01 * b08 - a00 * b10 - a03 * b06) * det;
    out[10] = (a30 * b04 - a31 * b02 + a33 * b00) * det;
    out[11] = (a21 * b02 - a20 * b04 - a23 * b00) * det;
    out[12] = (a11 * b07 - a10 * b09 - a12 * b06) * det;
    out[13] = (a00 * b09 - a01 * b07 + a02 * b06) * det;
    out[14] = (a31 * b01 - a30 * b03 - a32 * b00) * det;
    out[15] = (a20 * b03 - a21 * b01 + a22 * b00) * det;

    return out;
  };

  var defaultOrientation = new Float32Array([0, 0, 0, 1]);
  var defaultPosition = new Float32Array([0, 0, 0]);

  function updateEyeMatrices(projection, view, pose, parameters, vrDisplay) {
    mat4_perspectiveFromFieldOfView(projection, parameters ? parameters.fieldOfView : null, vrDisplay.depthNear, vrDisplay.depthFar);

    var orientation = pose.orientation || defaultOrientation;
    var position = pose.position || defaultPosition;

    mat4_fromRotationTranslation(view, orientation, position);
    if (parameters)
      mat4_translate(view, view, parameters.offset);
    mat4_invert(view, view);
  }

  return function(frameData, pose, vrDisplay) {
    if (!frameData || !pose)
      return false;

    frameData.pose = pose;
    frameData.timestamp = pose.timestamp;

    updateEyeMatrices(
        frameData.leftProjectionMatrix, frameData.leftViewMatrix,
        pose, vrDisplay.getEyeParameters("left"), vrDisplay);
    updateEyeMatrices(
        frameData.rightProjectionMatrix, frameData.rightViewMatrix,
        pose, vrDisplay.getEyeParameters("right"), vrDisplay);

    return true;
  };
})();

Util.isInsideCrossDomainIFrame = function() {
  var isFramed = (window.self !== window.top);
  var refDomain = Util.getDomainFromUrl(document.referrer);
  var thisDomain = Util.getDomainFromUrl(window.location.href);

  return isFramed && (refDomain !== thisDomain);
};

// From http://stackoverflow.com/a/23945027.
Util.getDomainFromUrl = function(url) {
  var domain;
  // Find & remove protocol (http, ftp, etc.) and get domain.
  if (url.indexOf("://") > -1) {
    domain = url.split('/')[2];
  }
  else {
    domain = url.split('/')[0];
  }

  //find & remove port number
  domain = domain.split(':')[0];

  return domain;
}

module.exports = Util;

},{}],30:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var DeviceInfo = _dereq_('./device-info.js');
var Util = _dereq_('./util.js');

var DEFAULT_VIEWER = 'CardboardV1';
var VIEWER_KEY = 'WEBVR_CARDBOARD_VIEWER';
var CLASS_NAME = 'webvr-polyfill-viewer-selector';

/**
 * Creates a viewer selector with the options specified. Supports being shown
 * and hidden. Generates events when viewer parameters change. Also supports
 * saving the currently selected index in localStorage.
 */
function ViewerSelector() {
  // Try to load the selected key from local storage.
  try {
    this.selectedKey = localStorage.getItem(VIEWER_KEY);
  } catch (error) {
    console.error('Failed to load viewer profile: %s', error);
  }

  //If none exists, or if localstorage is unavailable, use the default key.
  if (!this.selectedKey) {
    this.selectedKey = DEFAULT_VIEWER;
  }

  this.dialog = this.createDialog_(DeviceInfo.Viewers);
  this.root = null;
  this.onChangeCallbacks_ = [];
}

ViewerSelector.prototype.show = function(root) {
  this.root = root;

  root.appendChild(this.dialog);

  // Ensure the currently selected item is checked.
  var selected = this.dialog.querySelector('#' + this.selectedKey);
  selected.checked = true;

  // Show the UI.
  this.dialog.style.display = 'block';
};

ViewerSelector.prototype.hide = function() {
  if (this.root && this.root.contains(this.dialog)) {
    this.root.removeChild(this.dialog);
  }
  this.dialog.style.display = 'none';
};

ViewerSelector.prototype.getCurrentViewer = function() {
  return DeviceInfo.Viewers[this.selectedKey];
};

ViewerSelector.prototype.getSelectedKey_ = function() {
  var input = this.dialog.querySelector('input[name=field]:checked');
  if (input) {
    return input.id;
  }
  return null;
};

ViewerSelector.prototype.onChange = function(cb) {
  this.onChangeCallbacks_.push(cb);
};

ViewerSelector.prototype.fireOnChange_ = function(viewer) {
  for (var i = 0; i < this.onChangeCallbacks_.length; i++) {
    this.onChangeCallbacks_[i](viewer);
  }
};

ViewerSelector.prototype.onSave_ = function() {
  this.selectedKey = this.getSelectedKey_();
  if (!this.selectedKey || !DeviceInfo.Viewers[this.selectedKey]) {
    console.error('ViewerSelector.onSave_: this should never happen!');
    return;
  }

  this.fireOnChange_(DeviceInfo.Viewers[this.selectedKey]);

  // Attempt to save the viewer profile, but fails in private mode.
  try {
    localStorage.setItem(VIEWER_KEY, this.selectedKey);
  } catch(error) {
    console.error('Failed to save viewer profile: %s', error);
  }
  this.hide();
};

/**
 * Creates the dialog.
 */
ViewerSelector.prototype.createDialog_ = function(options) {
  var container = document.createElement('div');
  container.classList.add(CLASS_NAME);
  container.style.display = 'none';
  // Create an overlay that dims the background, and which goes away when you
  // tap it.
  var overlay = document.createElement('div');
  var s = overlay.style;
  s.position = 'fixed';
  s.left = 0;
  s.top = 0;
  s.width = '100%';
  s.height = '100%';
  s.background = 'rgba(0, 0, 0, 0.3)';
  overlay.addEventListener('click', this.hide.bind(this));

  var width = 280;
  var dialog = document.createElement('div');
  var s = dialog.style;
  s.boxSizing = 'border-box';
  s.position = 'fixed';
  s.top = '24px';
  s.left = '50%';
  s.marginLeft = (-width/2) + 'px';
  s.width = width + 'px';
  s.padding = '24px';
  s.overflow = 'hidden';
  s.background = '#fafafa';
  s.fontFamily = "'Roboto', sans-serif";
  s.boxShadow = '0px 5px 20px #666';

  dialog.appendChild(this.createH1_('Select your viewer'));
  for (var id in options) {
    dialog.appendChild(this.createChoice_(id, options[id].label));
  }
  dialog.appendChild(this.createButton_('Save', this.onSave_.bind(this)));

  container.appendChild(overlay);
  container.appendChild(dialog);

  return container;
};

ViewerSelector.prototype.createH1_ = function(name) {
  var h1 = document.createElement('h1');
  var s = h1.style;
  s.color = 'black';
  s.fontSize = '20px';
  s.fontWeight = 'bold';
  s.marginTop = 0;
  s.marginBottom = '24px';
  h1.innerHTML = name;
  return h1;
};

ViewerSelector.prototype.createChoice_ = function(id, name) {
  /*
  <div class="choice">
  <input id="v1" type="radio" name="field" value="v1">
  <label for="v1">Cardboard V1</label>
  </div>
  */
  var div = document.createElement('div');
  div.style.marginTop = '8px';
  div.style.color = 'black';

  var input = document.createElement('input');
  input.style.fontSize = '30px';
  input.setAttribute('id', id);
  input.setAttribute('type', 'radio');
  input.setAttribute('value', id);
  input.setAttribute('name', 'field');

  var label = document.createElement('label');
  label.style.marginLeft = '4px';
  label.setAttribute('for', id);
  label.innerHTML = name;

  div.appendChild(input);
  div.appendChild(label);

  return div;
};

ViewerSelector.prototype.createButton_ = function(label, onclick) {
  var button = document.createElement('button');
  button.innerHTML = label;
  var s = button.style;
  s.float = 'right';
  s.textTransform = 'uppercase';
  s.color = '#1094f7';
  s.fontSize = '14px';
  s.letterSpacing = 0;
  s.border = 0;
  s.background = 'none';
  s.marginTop = '16px';

  button.addEventListener('click', onclick);

  return button;
};

module.exports = ViewerSelector;

},{"./device-info.js":14,"./util.js":29}],31:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');

/**
 * Android and iOS compatible wakelock implementation.
 *
 * Refactored thanks to dkovalev@.
 */
function AndroidWakeLock() {
  var video = document.createElement('video');
  video.setAttribute('loop', '');

  function addSourceToVideo(element, type, dataURI) {
    var source = document.createElement('source');
    source.src = dataURI;
    source.type = 'video/' + type;
    element.appendChild(source);
  }

  addSourceToVideo(video,'webm', Util.base64('video/webm', 'GkXfo0AgQoaBAUL3gQFC8oEEQvOBCEKCQAR3ZWJtQoeBAkKFgQIYU4BnQI0VSalmQCgq17FAAw9CQE2AQAZ3aGFtbXlXQUAGd2hhbW15RIlACECPQAAAAAAAFlSua0AxrkAu14EBY8WBAZyBACK1nEADdW5khkAFVl9WUDglhohAA1ZQOIOBAeBABrCBCLqBCB9DtnVAIueBAKNAHIEAAIAwAQCdASoIAAgAAUAmJaQAA3AA/vz0AAA='));
  addSourceToVideo(video, 'mp4', Util.base64('video/mp4', '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'));

  this.request = function() {
    if (video.paused) {
      video.play();
    }
  };

  this.release = function() {
    video.pause();
  };
}

function iOSWakeLock() {
  var timer = null;

  this.request = function() {
    if (!timer) {
      timer = setInterval(function() {
        window.location = window.location;
        setTimeout(window.stop, 0);
      }, 30000);
    }
  }

  this.release = function() {
    if (timer) {
      clearInterval(timer);
      timer = null;
    }
  }
}


function getWakeLock() {
  var userAgent = navigator.userAgent || navigator.vendor || window.opera;
  if (userAgent.match(/iPhone/i) || userAgent.match(/iPod/i)) {
    return iOSWakeLock;
  } else {
    return AndroidWakeLock;
  }
}

module.exports = getWakeLock();
},{"./util.js":29}],32:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');
var CardboardVRDisplay = _dereq_('./cardboard-vr-display.js');
var MouseKeyboardVRDisplay = _dereq_('./mouse-keyboard-vr-display.js');
// Uncomment to add positional tracking via webcam.
//var WebcamPositionSensorVRDevice = require('./webcam-position-sensor-vr-device.js');
var VRDisplay = _dereq_('./base.js').VRDisplay;
var VRFrameData = _dereq_('./base.js').VRFrameData;
var HMDVRDevice = _dereq_('./base.js').HMDVRDevice;
var PositionSensorVRDevice = _dereq_('./base.js').PositionSensorVRDevice;
var VRDisplayHMDDevice = _dereq_('./display-wrappers.js').VRDisplayHMDDevice;
var VRDisplayPositionSensorDevice = _dereq_('./display-wrappers.js').VRDisplayPositionSensorDevice;
var version = _dereq_('../package.json').version;

function WebVRPolyfill() {
  this.displays = [];
  this.devices = []; // For deprecated objects
  this.devicesPopulated = false;
  this.nativeWebVRAvailable = this.isWebVRAvailable();
  this.nativeLegacyWebVRAvailable = this.isDeprecatedWebVRAvailable();
  this.nativeGetVRDisplaysFunc = this.nativeWebVRAvailable ?
                                 navigator.getVRDisplays :
                                 null;

  if (!this.nativeLegacyWebVRAvailable && !this.nativeWebVRAvailable) {
    this.enablePolyfill();
    if (window.WebVRConfig.ENABLE_DEPRECATED_API) {
      this.enableDeprecatedPolyfill();
    }
  }

  // Put a shim in place to update the API to 1.1 if needed.
  InstallWebVRSpecShim();
}

WebVRPolyfill.prototype.isWebVRAvailable = function() {
  return ('getVRDisplays' in navigator);
};

WebVRPolyfill.prototype.isDeprecatedWebVRAvailable = function() {
  return ('getVRDevices' in navigator) || ('mozGetVRDevices' in navigator);
};

WebVRPolyfill.prototype.connectDisplay = function(vrDisplay) {
  vrDisplay.fireVRDisplayConnect_();
  this.displays.push(vrDisplay);
};

WebVRPolyfill.prototype.populateDevices = function() {
  if (this.devicesPopulated) {
    return;
  }

  // Initialize our virtual VR devices.
  var vrDisplay = null;

  // Add a Cardboard VRDisplay on compatible mobile devices
  if (this.isCardboardCompatible()) {
    vrDisplay = new CardboardVRDisplay();

    this.connectDisplay(vrDisplay);

    // For backwards compatibility
    if (window.WebVRConfig.ENABLE_DEPRECATED_API) {
      this.devices.push(new VRDisplayHMDDevice(vrDisplay));
      this.devices.push(new VRDisplayPositionSensorDevice(vrDisplay));
    }
  }

  // Add a Mouse and Keyboard driven VRDisplay for desktops/laptops
  if (!this.isMobile() && !window.WebVRConfig.MOUSE_KEYBOARD_CONTROLS_DISABLED) {
    vrDisplay = new MouseKeyboardVRDisplay();
    this.connectDisplay(vrDisplay);

    // For backwards compatibility
    if (window.WebVRConfig.ENABLE_DEPRECATED_API) {
      this.devices.push(new VRDisplayHMDDevice(vrDisplay));
      this.devices.push(new VRDisplayPositionSensorDevice(vrDisplay));
    }
  }

  // Uncomment to add positional tracking via webcam.
  //if (!this.isMobile() && window.WebVRConfig.ENABLE_DEPRECATED_API) {
  //  positionDevice = new WebcamPositionSensorVRDevice();
  //  this.devices.push(positionDevice);
  //}

  this.devicesPopulated = true;
};

WebVRPolyfill.prototype.enablePolyfill = function() {
  // Provide navigator.getVRDisplays.
  navigator.getVRDisplays = this.getVRDisplays.bind(this);

  // Polyfill native VRDisplay.getFrameData
  if (this.nativeWebVRAvailable && window.VRFrameData) {
    var NativeVRFrameData = window.VRFrameData;
    var nativeFrameData = new window.VRFrameData();
    var nativeGetFrameData = window.VRDisplay.prototype.getFrameData;
    window.VRFrameData = VRFrameData;

    window.VRDisplay.prototype.getFrameData = function(frameData) {
      if (frameData instanceof NativeVRFrameData) {
        nativeGetFrameData.call(this, frameData);
        return;
      }

      /*
      Copy frame data from the native object into the polyfilled object.
      */

      nativeGetFrameData.call(this, nativeFrameData);
      frameData.pose = nativeFrameData.pose;
      Util.copyArray(nativeFrameData.leftProjectionMatrix, frameData.leftProjectionMatrix);
      Util.copyArray(nativeFrameData.rightProjectionMatrix, frameData.rightProjectionMatrix);
      Util.copyArray(nativeFrameData.leftViewMatrix, frameData.leftViewMatrix);
      Util.copyArray(nativeFrameData.rightViewMatrix, frameData.rightViewMatrix);
      //todo: copy
    };
  }

  // Provide the `VRDisplay` object.
  window.VRDisplay = VRDisplay;

  // Provide the `navigator.vrEnabled` property.
  if (navigator && typeof navigator.vrEnabled === 'undefined') {
    var self = this;
    Object.defineProperty(navigator, 'vrEnabled', {
      get: function () {
        return self.isCardboardCompatible() &&
            (self.isFullScreenAvailable() || Util.isIOS());
      }
    });
  }

  if (!('VRFrameData' in window)) {
    // Provide the VRFrameData object.
    window.VRFrameData = VRFrameData;
  }
};

WebVRPolyfill.prototype.enableDeprecatedPolyfill = function() {
  // Provide navigator.getVRDevices.
  navigator.getVRDevices = this.getVRDevices.bind(this);

  // Provide the CardboardHMDVRDevice and PositionSensorVRDevice objects.
  window.HMDVRDevice = HMDVRDevice;
  window.PositionSensorVRDevice = PositionSensorVRDevice;
};

WebVRPolyfill.prototype.getVRDisplays = function() {
  this.populateDevices();
  var polyfillDisplays = this.displays;

  if (!this.nativeWebVRAvailable) {
    return Promise.resolve(polyfillDisplays);
  }

  // Set up a race condition if this browser has a bug where
  // `navigator.getVRDisplays()` never resolves.
  var timeoutId;
  var vrDisplaysNative = this.nativeGetVRDisplaysFunc.call(navigator);
  var timeoutPromise = new Promise(function(resolve) {
    timeoutId = setTimeout(function() {
      console.warn('Native WebVR implementation detected, but `getVRDisplays()` failed to resolve. Falling back to polyfill.');
      resolve([]);
    }, window.WebVRConfig.GET_VR_DISPLAYS_TIMEOUT);
  });

  return Util.race([
    vrDisplaysNative,
    timeoutPromise
  ]).then(function(nativeDisplays) {
    clearTimeout(timeoutId);
    if (window.WebVRConfig.ALWAYS_APPEND_POLYFILL_DISPLAY) {
      return nativeDisplays.concat(polyfillDisplays);
    } else {
      return nativeDisplays.length > 0 ? nativeDisplays : polyfillDisplays;
    }
  });
};

WebVRPolyfill.prototype.getVRDevices = function() {
  console.warn('getVRDevices is deprecated. Please update your code to use getVRDisplays instead.');
  var self = this;
  return new Promise(function(resolve, reject) {
    try {
      if (!self.devicesPopulated) {
        if (self.nativeWebVRAvailable) {
          return navigator.getVRDisplays(function(displays) {
            for (var i = 0; i < displays.length; ++i) {
              self.devices.push(new VRDisplayHMDDevice(displays[i]));
              self.devices.push(new VRDisplayPositionSensorDevice(displays[i]));
            }
            self.devicesPopulated = true;
            resolve(self.devices);
          }, reject);
        }

        if (self.nativeLegacyWebVRAvailable) {
          return (navigator.getVRDDevices || navigator.mozGetVRDevices)(function(devices) {
            for (var i = 0; i < devices.length; ++i) {
              if (devices[i] instanceof HMDVRDevice) {
                self.devices.push(devices[i]);
              }
              if (devices[i] instanceof PositionSensorVRDevice) {
                self.devices.push(devices[i]);
              }
            }
            self.devicesPopulated = true;
            resolve(self.devices);
          }, reject);
        }
      }

      self.populateDevices();
      resolve(self.devices);
    } catch (e) {
      reject(e);
    }
  });
};

WebVRPolyfill.prototype.NativeVRFrameData = window.VRFrameData;

/**
 * Determine if a device is mobile.
 */
WebVRPolyfill.prototype.isMobile = function() {
  return /Android/i.test(navigator.userAgent) ||
      /iPhone|iPad|iPod/i.test(navigator.userAgent);
};

WebVRPolyfill.prototype.isCardboardCompatible = function() {
  // For now, support all iOS and Android devices.
  // Also enable the WebVRConfig.FORCE_VR flag for debugging.
  return this.isMobile() || window.WebVRConfig.FORCE_ENABLE_VR;
};

WebVRPolyfill.prototype.isFullScreenAvailable = function() {
  return (document.fullscreenEnabled ||
          document.mozFullScreenEnabled ||
          document.webkitFullscreenEnabled ||
          false);
};

// Installs a shim that updates a WebVR 1.0 spec implementation to WebVR 1.1
function InstallWebVRSpecShim() {
  if ('VRDisplay' in window && !('VRFrameData' in window)) {
    // Provide the VRFrameData object.
    window.VRFrameData = VRFrameData;

    // A lot of Chrome builds don't have depthNear and depthFar, even
    // though they're in the WebVR 1.0 spec. Patch them in if they're not present.
    if(!('depthNear' in window.VRDisplay.prototype)) {
      window.VRDisplay.prototype.depthNear = 0.01;
    }

    if(!('depthFar' in window.VRDisplay.prototype)) {
      window.VRDisplay.prototype.depthFar = 10000.0;
    }

    window.VRDisplay.prototype.getFrameData = function(frameData) {
      return Util.frameDataFromPose(frameData, this.getPose(), this);
    }
  }
};

WebVRPolyfill.InstallWebVRSpecShim = InstallWebVRSpecShim;
WebVRPolyfill.version = version;

module.exports.WebVRPolyfill = WebVRPolyfill;

},{"../package.json":8,"./base.js":9,"./cardboard-vr-display.js":12,"./display-wrappers.js":15,"./mouse-keyboard-vr-display.js":21,"./util.js":29}],33:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var EventEmitter = _dereq_('eventemitter3');
var shaka = _dereq_('shaka-player');

var Types = _dereq_('../video-type');
var Util = _dereq_('../util');

var DEFAULT_BITS_PER_SECOND = 1000000;

/**
 * Supports regular video URLs (eg. mp4), as well as adaptive manifests like
 * DASH (.mpd) and soon HLS (.m3u8).
 *
 * Events:
 *   load(video): When the video is loaded.
 *   error(message): If an error occurs.
 *
 * To play/pause/seek/etc, please use the underlying video element.
 */
function AdaptivePlayer(params) {
  this.video = document.createElement('video');
  // Loop by default.
  if (params.loop === true) {
    this.video.setAttribute('loop', true);
  }

  if (params.volume !== undefined) {
    // XXX: .setAttribute('volume', params.volume) doesn't work for some reason.
    this.video.volume = params.volume;
  }

  // Not muted by default.
  if (params.muted === true) {
    this.video.muted = params.muted;
  }

  // For FF, make sure we enable preload.
  this.video.setAttribute('preload', 'auto');
  // Enable inline video playback in iOS 10+.
  this.video.setAttribute('playsinline', true);
  this.video.setAttribute('crossorigin', 'anonymous');
}
AdaptivePlayer.prototype = new EventEmitter();

AdaptivePlayer.prototype.load = function(url) {
  var self = this;
  // TODO(smus): Investigate whether or not differentiation is best done by
  // mimeType after all. Cursory research suggests that adaptive streaming
  // manifest mime types aren't properly supported.
  //
  // For now, make determination based on extension.
  var extension = Util.getExtension(url);
  switch (extension) {
    case 'm3u8': // HLS
      this.type = Types.HLS;
      if (Util.isSafari()) {
        this.loadVideo_(url).then(function() {
          self.emit('load', self.video, self.type);
        }).catch(this.onError_.bind(this));
      } else {
        self.onError_('HLS is only supported on Safari.');
      }
      break;
    case 'mpd': // MPEG-DASH
      this.type = Types.DASH;
      this.loadShakaVideo_(url).then(function() {
        console.log('The video has now been loaded!');
        self.emit('load', self.video, self.type);
      }).catch(this.onError_.bind(this));
      break;
    default: // A regular video, not an adaptive manifest.
      this.type = Types.VIDEO;
      this.loadVideo_(url).then(function() {
        self.emit('load', self.video, self.type);
      }).catch(this.onError_.bind(this));
      break;
  }
};

AdaptivePlayer.prototype.destroy = function() {
  this.video.pause();
  this.video.src = '';
  this.video = null;
};

/*** PRIVATE API ***/

AdaptivePlayer.prototype.onError_ = function(e) {
  console.error(e);
  this.emit('error', e);
};

AdaptivePlayer.prototype.loadVideo_ = function(url) {
  var self = this, video = self.video;
  return new Promise(function(resolve, reject) {
    video.src = url;
    video.addEventListener('canplaythrough', resolve);
    video.addEventListener('loadedmetadata', function() {
      self.emit('timeupdate', {
        currentTime: video.currentTime,
        duration: video.duration
      });
    });
    video.addEventListener('error', reject);
    video.load();
  });
};

AdaptivePlayer.prototype.initShaka_ = function() {
  this.player = new shaka.Player(this.video);

  this.player.configure({
    abr: { defaultBandwidthEstimate: DEFAULT_BITS_PER_SECOND }
  });

  // Listen for error events.
  this.player.addEventListener('error', this.onError_);
};

AdaptivePlayer.prototype.loadShakaVideo_ = function(url) {
  // Install built-in polyfills to patch browser incompatibilities.
  shaka.polyfill.installAll();

  if (!shaka.Player.isBrowserSupported()) {
    console.error('Shaka is not supported on this browser.');
    return;
  }

  this.initShaka_();
  return this.player.load(url);
};

module.exports = AdaptivePlayer;

},{"../util":45,"../video-type":46,"eventemitter3":3,"shaka-player":5}],34:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Eyes = {
  LEFT: 1,
  RIGHT: 2
};

module.exports = Eyes;

},{}],35:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var EventEmitter = _dereq_('eventemitter3');
var TWEEN = _dereq_('@tweenjs/tween.js');

var Util = _dereq_('../util');

// Constants for the focus/blur animation.
var NORMAL_SCALE = new THREE.Vector3(1, 1, 1);
var FOCUS_SCALE = new THREE.Vector3(1.2, 1.2, 1.2);
var FOCUS_DURATION = 200;

// Constants for the active/inactive animation.
var INACTIVE_COLOR = new THREE.Color(1, 1, 1);
var ACTIVE_COLOR = new THREE.Color(0.8, 0, 0);
var ACTIVE_DURATION = 100;

// Constants for opacity.
var MAX_INNER_OPACITY = 0.8;
var MAX_OUTER_OPACITY = 0.5;
var FADE_START_ANGLE_DEG = 35;
var FADE_END_ANGLE_DEG = 60;
/**
 * Responsible for rectangular hot spots that the user can interact with.
 *
 * Specific duties:
 *   Adding and removing hotspots.
 *   Rendering the hotspots (debug mode only).
 *   Notifying when hotspots are interacted with.
 *
 * Emits the following events:
 *   click (id): a hotspot is clicked.
 *   focus (id): a hotspot is focused.
 *   blur (id): a hotspot is no longer hovered over.
 */
function HotspotRenderer(worldRenderer) {
  this.worldRenderer = worldRenderer;
  this.scene = worldRenderer.scene;

  // Note: this event must be added to document.body and not to window for it to
  // work inside iOS iframes.
  var body = document.body;
  // Bind events for hotspot interaction.
  if (!Util.isMobile()) {
    // Only enable mouse events on desktop.
    body.addEventListener('mousedown', this.onMouseDown_.bind(this), false);
    body.addEventListener('mousemove', this.onMouseMove_.bind(this), false);
    body.addEventListener('mouseup', this.onMouseUp_.bind(this), false);
  }
  body.addEventListener('touchstart', this.onTouchStart_.bind(this), false);
  body.addEventListener('touchend', this.onTouchEnd_.bind(this), false);

  // Add a placeholder for hotspots.
  this.hotspotRoot = new THREE.Object3D();
  // Align the center with the center of the camera too.
  this.hotspotRoot.rotation.y = Math.PI / 2;
  this.scene.add(this.hotspotRoot);

  // All hotspot IDs.
  this.hotspots = {};

  // Currently selected hotspots.
  this.selectedHotspots = {};

  // Hotspots that the last touchstart / mousedown event happened for.
  this.downHotspots = {};

  // For raycasting. Initialize mouse to be off screen initially.
  this.pointer = new THREE.Vector2(1, 1);
  this.raycaster = new THREE.Raycaster();
}
HotspotRenderer.prototype = new EventEmitter();

/**
 * @param pitch {Number} The latitude of center, specified in degrees, between
 * -90 and 90, with 0 at the horizon.
 * @param yaw {Number} The longitude of center, specified in degrees, between
 * -180 and 180, with 0 at the image center.
 * @param radius {Number} The radius of the hotspot, specified in meters.
 * @param distance {Number} The distance of the hotspot from camera, specified
 * in meters.
 * @param hotspotId {String} The ID of the hotspot.
 */
HotspotRenderer.prototype.add = function(pitch, yaw, radius, distance, id) {
  // If a hotspot already exists with this ID, stop.
  if (this.hotspots[id]) {
    // TODO: Proper error reporting.
    console.error('Attempt to add hotspot with existing id %s.', id);
    return;
  }
  var hotspot = this.createHotspot_(radius, distance);
  hotspot.name = id;

  // Position the hotspot based on the pitch and yaw specified.
  var quat = new THREE.Quaternion();
  quat.setFromEuler(new THREE.Euler(THREE.Math.degToRad(pitch), THREE.Math.degToRad(yaw), 0, 'ZYX'));
  hotspot.position.applyQuaternion(quat);
  hotspot.lookAt(new THREE.Vector3());

  this.hotspotRoot.add(hotspot);
  this.hotspots[id] = hotspot;
}

/**
 * Removes a hotspot based on the ID.
 *
 * @param ID {String} Identifier of the hotspot to be removed.
 */
HotspotRenderer.prototype.remove = function(id) {
  // If there's no hotspot with this ID, fail.
  if (!this.hotspots[id]) {
    // TODO: Proper error reporting.
    console.error('Attempt to remove non-existing hotspot with id %s.', id);
    return;
  }
  // Remove the mesh from the scene.
  this.hotspotRoot.remove(this.hotspots[id]);

  // If this hotspot was selected, make sure it gets unselected.
  delete this.selectedHotspots[id];
  delete this.downHotspots[id];
  delete this.hotspots[id];
  this.emit('blur', id);
};

/**
 * Clears all hotspots from the pano. Often called when changing panos.
 */
HotspotRenderer.prototype.clearAll = function() {
  for (var id in this.hotspots) {
    this.remove(id);
  }
};

HotspotRenderer.prototype.getCount = function() {
  var count = 0;
  for (var id in this.hotspots) {
    count += 1;
  }
  return count;
};

HotspotRenderer.prototype.update = function(camera) {
  if (this.worldRenderer.isVRMode()) {
    this.pointer.set(0, 0);
  }
  // Update the picking ray with the camera and mouse position.
  this.raycaster.setFromCamera(this.pointer, camera);

  // Fade hotspots out if they are really far from center to avoid overly
  // distorted visuals.
  this.fadeOffCenterHotspots_(camera);

  var hotspots = this.hotspotRoot.children;

  // Go through all hotspots to see if they are currently selected.
  for (var i = 0; i < hotspots.length; i++) {
    var hotspot = hotspots[i];
    //hotspot.lookAt(camera.position);
    var id = hotspot.name;
    // Check if hotspot is intersected with the picking ray.
    var intersects = this.raycaster.intersectObjects(hotspot.children);
    var isIntersected = (intersects.length > 0);

    // If newly selected, emit a focus event.
    if (isIntersected && !this.selectedHotspots[id]) {
      this.emit('focus', id);
      this.focus_(id);
    }
    // If no longer selected, emit a blur event.
    if (!isIntersected && this.selectedHotspots[id]) {
      this.emit('blur', id);
      this.blur_(id);
    }
    // Update the set of selected hotspots.
    if (isIntersected) {
      this.selectedHotspots[id] = true;
    } else {
      delete this.selectedHotspots[id];
    }
  }
};

/**
 * Toggle whether or not hotspots are visible.
 */
HotspotRenderer.prototype.setVisibility = function(isVisible) {
  this.hotspotRoot.visible = isVisible;
};

HotspotRenderer.prototype.onTouchStart_ = function(e) {
  // In VR mode, don't touch the pointer position.
  if (!this.worldRenderer.isVRMode()) {
    this.updateTouch_(e);
  }

  // Force a camera update to see if any hotspots were selected.
  this.update(this.worldRenderer.camera);

  this.downHotspots = {};
  for (var id in this.selectedHotspots) {
    this.downHotspots[id] = true;
    this.down_(id);
  }
  return false;
};

HotspotRenderer.prototype.onTouchEnd_ = function(e) {
  // If no hotspots are pressed, emit an empty click event.
  if (Util.isEmptyObject(this.downHotspots)) {
    this.emit('click');
    return;
  }

  // Only emit a click if the finger was down on the same hotspot before.
  for (var id in this.downHotspots) {
    this.emit('click', id);
    this.up_(id);
    e.preventDefault();
  }
};

HotspotRenderer.prototype.updateTouch_ = function(e) {
  var size = this.getSize_();
  var touch = e.touches[0];
	this.pointer.x = (touch.clientX / size.width) * 2 - 1;
	this.pointer.y = - (touch.clientY / size.height) * 2 + 1;
};

HotspotRenderer.prototype.onMouseDown_ = function(e) {
  this.updateMouse_(e);

  this.downHotspots = {};
  for (var id in this.selectedHotspots) {
    this.downHotspots[id] = true;
    this.down_(id);
  }
};

HotspotRenderer.prototype.onMouseMove_ = function(e) {
  this.updateMouse_(e);
};

HotspotRenderer.prototype.onMouseUp_ = function(e) {
  this.updateMouse_(e);

  // If no hotspots are pressed, emit an empty click event.
  if (Util.isEmptyObject(this.downHotspots)) {
    this.emit('click');
    return;
  }

  // Only emit a click if the mouse was down on the same hotspot before.
  for (var id in this.selectedHotspots) {
    if (id in this.downHotspots) {
      this.emit('click', id);
      this.up_(id);
    }
  }
};

HotspotRenderer.prototype.updateMouse_ = function(e) {
  var size = this.getSize_();
	this.pointer.x = (e.clientX / size.width) * 2 - 1;
	this.pointer.y = - (e.clientY / size.height) * 2 + 1;
};

HotspotRenderer.prototype.getSize_ = function() {
  var canvas = this.worldRenderer.renderer.domElement;
  return this.worldRenderer.renderer.getSize();
};

HotspotRenderer.prototype.createHotspot_ = function(radius, distance) {
  var innerGeometry = new THREE.CircleGeometry(radius, 32);

  var innerMaterial = new THREE.MeshBasicMaterial({
    color: 0xffffff, side: THREE.DoubleSide, transparent: true,
    opacity: MAX_INNER_OPACITY, depthTest: false
  });

  var inner = new THREE.Mesh(innerGeometry, innerMaterial);
  inner.name = 'inner';

  var outerMaterial = new THREE.MeshBasicMaterial({
    color: 0xffffff, side: THREE.DoubleSide, transparent: true,
    opacity: MAX_OUTER_OPACITY, depthTest: false
  });
  var outerGeometry = new THREE.RingGeometry(radius * 0.85, radius, 32);
  var outer = new THREE.Mesh(outerGeometry, outerMaterial);
  outer.name = 'outer';

  // Position at the extreme end of the sphere.
  var hotspot = new THREE.Object3D();
  hotspot.position.z = -distance;
  hotspot.scale.copy(NORMAL_SCALE);

  hotspot.add(inner);
  hotspot.add(outer);

  return hotspot;
};

/**
 * Large aspect ratios tend to cause visually jarring distortions on the sides.
 * Here we fade hotspots out to avoid them.
 */
HotspotRenderer.prototype.fadeOffCenterHotspots_ = function(camera) {
  var lookAt = new THREE.Vector3(1, 0, 0);
  lookAt.applyQuaternion(camera.quaternion);
  // Take into account the camera parent too.
  lookAt.applyQuaternion(camera.parent.quaternion);

  // Go through each hotspot. Calculate how far off center it is.
  for (var id in this.hotspots) {
    var hotspot = this.hotspots[id];
    var angle = hotspot.position.angleTo(lookAt);
    var angleDeg = THREE.Math.radToDeg(angle);
    var isVisible = angleDeg < 45;
    var opacity;
    if (angleDeg < FADE_START_ANGLE_DEG) {
      opacity = 1;
    } else if (angleDeg > FADE_END_ANGLE_DEG) {
      opacity = 0;
    } else {
      // We are in the case START < angle < END. Linearly interpolate.
      var range = FADE_END_ANGLE_DEG - FADE_START_ANGLE_DEG;
      var value = FADE_END_ANGLE_DEG - angleDeg;
      opacity = value / range;
    }

    // Opacity a function of angle. If angle is large, opacity is zero. At some
    // point, ramp opacity down.
    this.setOpacity_(id, opacity);
  }
};

HotspotRenderer.prototype.focus_ = function(id) {
  var hotspot = this.hotspots[id];

  // Tween scale of hotspot.
  this.tween = new TWEEN.Tween(hotspot.scale).to(FOCUS_SCALE, FOCUS_DURATION)
      .easing(TWEEN.Easing.Quadratic.InOut)
      .start();
  
  if (this.worldRenderer.isVRMode()) {
    this.timeForHospotClick = setTimeout(function () {
      this.emit('click', id);
    }, 1200 )
  }
};

HotspotRenderer.prototype.blur_ = function(id) {
  var hotspot = this.hotspots[id];

  this.tween = new TWEEN.Tween(hotspot.scale).to(NORMAL_SCALE, FOCUS_DURATION)
      .easing(TWEEN.Easing.Quadratic.InOut)
      .start();
  
  if (this.timeForHospotClick) {
    clearTimeout( this.timeForHospotClick );
  }
};

HotspotRenderer.prototype.down_ = function(id) {
  // Become active.
  var hotspot = this.hotspots[id];
  var outer = hotspot.getObjectByName('inner');

  this.tween = new TWEEN.Tween(outer.material.color).to(ACTIVE_COLOR, ACTIVE_DURATION)
      .start();
};

HotspotRenderer.prototype.up_ = function(id) {
  // Become inactive.
  var hotspot = this.hotspots[id];
  var outer = hotspot.getObjectByName('inner');

  this.tween = new TWEEN.Tween(outer.material.color).to(INACTIVE_COLOR, ACTIVE_DURATION)
      .start();
};

HotspotRenderer.prototype.setOpacity_ = function(id, opacity) {
  var hotspot = this.hotspots[id];
  var outer = hotspot.getObjectByName('outer');
  var inner = hotspot.getObjectByName('inner');

  outer.material.opacity = opacity * MAX_OUTER_OPACITY;
  inner.material.opacity = opacity * MAX_INNER_OPACITY;
};

module.exports = HotspotRenderer;

},{"../util":45,"@tweenjs/tween.js":1,"eventemitter3":3}],36:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var EventEmitter = _dereq_('eventemitter3');
var Message = _dereq_('../message');
var Util = _dereq_('../util');


/**
 * Sits in an embedded iframe, receiving messages from a containing
 * iFrame. This facilitates an API which provides the following features:
 *
 *    Playing and pausing content.
 *    Adding hotspots.
 *    Sending messages back to the containing iframe when hotspot is clicked
 *    Sending analytics events to containing iframe.
 *
 * Note: this script used to also respond to synthetic devicemotion events, but
 * no longer does so. This is because as of iOS 9.2, Safari disallows listening
 * for devicemotion events within cross-device iframes. To work around this, the
 * webvr-polyfill responds to the postMessage event containing devicemotion
 * information (sent by the iframe-message-sender in the VR View API).
 */
function IFrameMessageReceiver() {
  window.addEventListener('message', this.onMessage_.bind(this), false);
}
IFrameMessageReceiver.prototype = new EventEmitter();

IFrameMessageReceiver.prototype.onMessage_ = function(event) {
  if (Util.isDebug()) {
    console.log('onMessage_', event);
  }

  var message = event.data;
  var type = message.type.toLowerCase();
  var data = message.data;

  switch (type) {
    case Message.SET_CONTENT:
    case Message.SET_VOLUME:
    case Message.MUTED:
    case Message.ADD_HOTSPOT:
    case Message.PLAY:
    case Message.PAUSE:
    case Message.SET_CURRENT_TIME:
    case Message.GET_POSITION:
    case Message.SET_FULLSCREEN:
      this.emit(type, data);
      break;
    default:
      if (Util.isDebug()) {
        console.warn('Got unknown message of type %s from %s', message.type, message.origin);
      }
  }
};

module.exports = IFrameMessageReceiver;

},{"../message":44,"../util":45,"eventemitter3":3}],37:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Shows a 2D loading indicator while various pieces of EmbedVR load.
 */
function LoadingIndicator() {
  this.el = this.build_();
  document.body.appendChild(this.el);
  this.show();
}

LoadingIndicator.prototype.build_ = function() {
  var overlay = document.createElement('div');
  var s = overlay.style;
  s.position = 'fixed';
  s.top = 0;
  s.left = 0;
  s.width = '100%';
  s.height = '100%';
  s.background = '#eee';
  var img = document.createElement('img');
  img.src = 'images/loading.gif';
  var s = img.style;
  s.position = 'absolute';
  s.top = '50%';
  s.left = '50%';
  s.transform = 'translate(-50%, -50%)';

  overlay.appendChild(img);
  return overlay;
};

LoadingIndicator.prototype.hide = function() {
  this.el.style.display = 'none';
};

LoadingIndicator.prototype.show = function() {
  this.el.style.display = 'block';
};

module.exports = LoadingIndicator;

},{}],38:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Initialize the loading indicator as quickly as possible to give the user
// immediate feedback.
var LoadingIndicator = _dereq_('./loading-indicator');
var loadIndicator = new LoadingIndicator();

var ES6Promise = _dereq_('es6-promise');
// Polyfill ES6 promises for IE.
ES6Promise.polyfill();

var IFrameMessageReceiver = _dereq_('./iframe-message-receiver');
var Message = _dereq_('../message');
var SceneInfo = _dereq_('./scene-info');
var Stats = _dereq_('../../node_modules/stats-js/build/stats.min');
var Util = _dereq_('../util');
var WebVRPolyfill = _dereq_('webvr-polyfill');
var WorldRenderer = _dereq_('./world-renderer');

var receiver = new IFrameMessageReceiver();
receiver.on(Message.PLAY, onPlayRequest);
receiver.on(Message.PAUSE, onPauseRequest);
receiver.on(Message.ADD_HOTSPOT, onAddHotspot);
receiver.on(Message.SET_CONTENT, onSetContent);
receiver.on(Message.SET_VOLUME, onSetVolume);
receiver.on(Message.MUTED, onMuted);
receiver.on(Message.SET_CURRENT_TIME, onUpdateCurrentTime);
receiver.on(Message.GET_POSITION, onGetPosition);
receiver.on(Message.SET_FULLSCREEN, onSetFullscreen);

window.addEventListener('load', onLoad);

var stats = new Stats();
var scene = SceneInfo.loadFromGetParams();

var worldRenderer = new WorldRenderer(scene);
worldRenderer.on('error', onRenderError);
worldRenderer.on('load', onRenderLoad);
worldRenderer.on('modechange', onModeChange);
worldRenderer.on('ended', onEnded);
worldRenderer.on('play', onPlay);
worldRenderer.hotspotRenderer.on('click', onHotspotClick);

window.worldRenderer = worldRenderer;

var isReadySent = false;
var volume = 0;

function onLoad() {
  if (!Util.isWebGLEnabled()) {
    showError('WebGL not supported.');
    return;
  }

  // Load the scene.
  worldRenderer.setScene(scene);

  if (scene.isDebug) {
    // Show stats.
    showStats();
  }

  if (scene.isYawOnly) {
    WebVRConfig = window.WebVRConfig || {};
    WebVRConfig.YAW_ONLY = true;
  }

  requestAnimationFrame(loop);
}


function onVideoTap() {
  worldRenderer.videoProxy.play();
  hidePlayButton();

  // Prevent multiple play() calls on the video element.
  document.body.removeEventListener('touchend', onVideoTap);
}

function onRenderLoad(event) {
  if (event.videoElement) {

    var scene = SceneInfo.loadFromGetParams();

    // On mobile, tell the user they need to tap to start. Otherwise, autoplay.
    if (Util.isMobile()) {
      // Tell user to tap to start.
      showPlayButton();
      document.body.addEventListener('touchend', onVideoTap);
    } else {
      event.videoElement.play();
    }

    // Attach to pause and play events, to notify the API.
    event.videoElement.addEventListener('pause', onPause);
    event.videoElement.addEventListener('play', onPlay);
    event.videoElement.addEventListener('timeupdate', onGetCurrentTime);
    event.videoElement.addEventListener('ended', onEnded);
  }
  // Hide loading indicator.
  loadIndicator.hide();

  // Autopan only on desktop, for photos only, and only if autopan is enabled.
  if (!Util.isMobile() && !worldRenderer.sceneInfo.video && !worldRenderer.sceneInfo.isAutopanOff) {
    worldRenderer.autopan();
  }

  // Notify the API that we are ready, but only do this once.
  if (!isReadySent) {
    if (event.videoElement) {
      Util.sendParentMessage({
        type: 'ready',
        data: {
          duration: event.videoElement.duration
        }
      });
    } else {
      Util.sendParentMessage({
        type: 'ready'
      });
    }

    isReadySent = true;
  }
}

function onPlayRequest() {
  if (!worldRenderer.videoProxy) {
    onApiError('Attempt to pause, but no video found.');
    return;
  }
  worldRenderer.videoProxy.play();
}

function onPauseRequest() {
  if (!worldRenderer.videoProxy) {
    onApiError('Attempt to pause, but no video found.');
    return;
  }
  worldRenderer.videoProxy.pause();
}

function onAddHotspot(e) {
  if (Util.isDebug()) {
    console.log('onAddHotspot', e);
  }
  // TODO: Implement some validation?

  var pitch = parseFloat(e.pitch);
  var yaw = parseFloat(e.yaw);
  var radius = parseFloat(e.radius);
  var distance = parseFloat(e.distance);
  var id = e.id;
  worldRenderer.hotspotRenderer.add(pitch, yaw, radius, distance, id);
}

function onSetContent(e) {
  if (Util.isDebug()) {
    console.log('onSetContent', e);
  }
  // Remove all of the hotspots.
  worldRenderer.hotspotRenderer.clearAll();
  // Fade to black.
  worldRenderer.sphereRenderer.setOpacity(0, 500).then(function() {
    // Then load the new scene.
    var scene = SceneInfo.loadFromAPIParams(e.contentInfo);
    worldRenderer.destroy();

    // Update the URL to reflect the new scene. This is important particularily
    // on iOS where we use a fake fullscreen mode.
    var url = scene.getCurrentUrl();
    //console.log('Updating url to be %s', url);
    window.history.pushState(null, 'VR View', url);

    // And set the new scene.
    return worldRenderer.setScene(scene);
  }).then(function() {
    // Then fade the scene back in.
    worldRenderer.sphereRenderer.setOpacity(1, 500);
  });
}

function onSetVolume(e) {
  // Only work for video. If there's no video, send back an error.
  if (!worldRenderer.videoProxy) {
    onApiError('Attempt to set volume, but no video found.');
    return;
  }

  worldRenderer.videoProxy.setVolume(e.volumeLevel);
  volume = e.volumeLevel;
  Util.sendParentMessage({
    type: 'volumechange',
    data: e.volumeLevel
  });
}

function onMuted(e) {
  // Only work for video. If there's no video, send back an error.
  if (!worldRenderer.videoProxy) {
    onApiError('Attempt to mute, but no video found.');
    return;
  }

  worldRenderer.videoProxy.mute(e.muteState);

  Util.sendParentMessage({
    type: 'muted',
    data: e.muteState
  });
}

function onUpdateCurrentTime(time) {
  if (!worldRenderer.videoProxy) {
    onApiError('Attempt to pause, but no video found.');
    return;
  }

  worldRenderer.videoProxy.setCurrentTime(time);
  onGetCurrentTime();
}

function onGetCurrentTime() {
  var time = worldRenderer.videoProxy.getCurrentTime();
  Util.sendParentMessage({
    type: 'timeupdate',
    data: time
  });
}

function onSetFullscreen() {
  if (!worldRenderer.videoProxy) {
    onApiError('Attempt to set fullscreen, but no video found.');
    return;
  }
  worldRenderer.manager.onFSClick_();
}

function onApiError(message) {
  console.error(message);
  Util.sendParentMessage({
    type: 'error',
    data: {message: message}
  });
}

function onModeChange(mode) {
  Util.sendParentMessage({
    type: 'modechange',
    data: {mode: mode}
  });
}

function onHotspotClick(id) {
  Util.sendParentMessage({
    type: 'click',
    data: {id: id}
  });
}

function onPlay() {
  Util.sendParentMessage({
    type: 'paused',
    data: false
  });
}

function onPause() {
  Util.sendParentMessage({
    type: 'paused',
    data: true
  });
}

function onEnded() {
    Util.sendParentMessage({
      type: 'ended',
      data: true
    });
}

function onSceneError(message) {
  showError('Loader: ' + message);
}

function onRenderError(message) {
  showError('Render: ' + message);
}

function showError(message) {
  // Hide loading indicator.
  loadIndicator.hide();

  // Sanitize `message` as it could contain user supplied
  // values. Re-add the space character as to not modify the
  // error messages used throughout the codebase.
  message = encodeURI(message).replace(/%20/g, ' ');

  var error = document.querySelector('#error');
  error.classList.add('visible');
  error.querySelector('.message').innerHTML = message;

  error.querySelector('.title').innerHTML = 'Error';
}

function hideError() {
  var error = document.querySelector('#error');
  error.classList.remove('visible');
}

function showPlayButton() {
  var playButton = document.querySelector('#play-overlay');
  playButton.classList.add('visible');
}

function hidePlayButton() {
  var playButton = document.querySelector('#play-overlay');
  playButton.classList.remove('visible');
}

function showStats() {
  stats.setMode(0); // 0: fps, 1: ms

  // Align bottom-left.
  stats.domElement.style.position = 'absolute';
  stats.domElement.style.left = '0px';
  stats.domElement.style.bottom = '0px';
  document.body.appendChild(stats.domElement);
}

function loop(time) {
  // Use the VRDisplay RAF if it is present.
  if (worldRenderer.vrDisplay) {
    worldRenderer.vrDisplay.requestAnimationFrame(loop);
  } else {
    requestAnimationFrame(loop);
  }

  stats.begin();
  // Update the video if needed.
  if (worldRenderer.videoProxy) {
    worldRenderer.videoProxy.update(time);
  }
  worldRenderer.render(time);
  worldRenderer.submitFrame();
  stats.end();
}
function onGetPosition() {
    Util.sendParentMessage({
        type: 'getposition',
        data: {
            Yaw: worldRenderer.camera.rotation.y * 180 / Math.PI,
            Pitch: worldRenderer.camera.rotation.x * 180 / Math.PI
        }
    });
}

},{"../../node_modules/stats-js/build/stats.min":6,"../message":44,"../util":45,"./iframe-message-receiver":36,"./loading-indicator":37,"./scene-info":40,"./world-renderer":43,"es6-promise":2,"webvr-polyfill":22}],39:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

function ReticleRenderer(camera) {
  this.camera = camera;

  this.reticle = this.createReticle_();
  // In front of the hotspot itself, which is at r=0.99.
  this.reticle.position.z = -0.97;
  camera.add(this.reticle);

  this.setVisibility(false);
}

ReticleRenderer.prototype.setVisibility = function(isVisible) {
  // TODO: Tween the transition.
  this.reticle.visible = isVisible;
};

ReticleRenderer.prototype.createReticle_ = function() {
  // Make a torus.
  var geometry = new THREE.TorusGeometry(0.02, 0.005, 10, 20);
  var material = new THREE.MeshBasicMaterial({color: 0x000000});
  var torus = new THREE.Mesh(geometry, material);

  return torus;
};

module.exports = ReticleRenderer;

},{}],40:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('../util');

var CAMEL_TO_UNDERSCORE = {
  video: 'video',
  image: 'image',
  preview: 'preview',
  loop: 'loop',
  volume: 'volume',
  muted: 'muted',
  isStereo: 'is_stereo',
  defaultYaw: 'default_yaw',
  isYawOnly: 'is_yaw_only',
  isDebug: 'is_debug',
  isVROff: 'is_vr_off',
  isAutopanOff: 'is_autopan_off',
  hideFullscreenButton: 'hide_fullscreen_button'
};

/**
 * Contains all information about a given scene.
 */
function SceneInfo(opt_params) {
  var params = opt_params || {};
  params.player = {
    loop: opt_params.loop,
    volume: opt_params.volume,
    muted: opt_params.muted
  };

  this.image = params.image !== undefined ? encodeURI(params.image) : undefined;
  this.preview = params.preview !== undefined ? encodeURI(params.preview) : undefined;
  this.video = params.video !== undefined ? encodeURI(params.video) : undefined;
  this.defaultYaw = THREE.Math.degToRad(params.defaultYaw || 0);

  this.isStereo = Util.parseBoolean(params.isStereo);
  this.isYawOnly = Util.parseBoolean(params.isYawOnly);
  this.isDebug = Util.parseBoolean(params.isDebug);
  this.isVROff = Util.parseBoolean(params.isVROff);
  this.isAutopanOff = Util.parseBoolean(params.isAutopanOff);
  this.loop = Util.parseBoolean(params.player.loop);
  this.volume = parseFloat(
      params.player.volume ? params.player.volume : '1');
  this.muted = Util.parseBoolean(params.player.muted);
  this.hideFullscreenButton = Util.parseBoolean(params.hideFullscreenButton);
}

SceneInfo.loadFromGetParams = function() {
  var params = {};
  for (var camelCase in CAMEL_TO_UNDERSCORE) {
    var underscore = CAMEL_TO_UNDERSCORE[camelCase];
    params[camelCase] = Util.getQueryParameter(underscore)
                        || ((window.WebVRConfig && window.WebVRConfig.PLAYER) ? window.WebVRConfig.PLAYER[underscore] : "");
  }
  var scene = new SceneInfo(params);
  if (!scene.isValid()) {
    console.warn('Invalid scene: %s', scene.errorMessage);
  }
  return scene;
};

SceneInfo.loadFromAPIParams = function(underscoreParams) {
  var params = {};
  for (var camelCase in CAMEL_TO_UNDERSCORE) {
    var underscore = CAMEL_TO_UNDERSCORE[camelCase];
    if (underscoreParams[underscore]) {
      params[camelCase] = underscoreParams[underscore];
    }
  }
  var scene = new SceneInfo(params);
  if (!scene.isValid()) {
    console.warn('Invalid scene: %s', scene.errorMessage);
  }
  return scene;
};

SceneInfo.prototype.isValid = function() {
  // Either it's an image or a video.
  if (!this.image && !this.video) {
    this.errorMessage = 'Either image or video URL must be specified.';
    return false;
  }
  if (this.image && !this.isValidImage_(this.image)) {
    this.errorMessage = 'Invalid image URL: ' + this.image;
    return false;
  }
  this.errorMessage = null;
  return true;
};

/**
 * Generates a URL to reflect this scene.
 */
SceneInfo.prototype.getCurrentUrl = function() {
  var url = location.protocol + '//' + location.host + location.pathname + '?';
  for (var camelCase in CAMEL_TO_UNDERSCORE) {
    var underscore = CAMEL_TO_UNDERSCORE[camelCase];
    var value = this[camelCase];
    if (value !== undefined) {
      url += underscore + '=' + value + '&';
    }
  }
  // Chop off the trailing ampersand.
  return url.substring(0, url.length - 1);
};

SceneInfo.prototype.isValidImage_ = function(imageUrl) {
  return true;
};

module.exports = SceneInfo;

},{"../util":45}],41:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Eyes = _dereq_('./eyes');
var TWEEN = _dereq_('@tweenjs/tween.js');
var Util = _dereq_('../util');
var VideoType = _dereq_('../video-type');

function SphereRenderer(scene) {
  this.scene = scene;

  // Create a transparent mask.
  this.createOpacityMask_();
}

/**
 * Sets the photosphere based on the image in the source. Supports stereo and
 * mono photospheres.
 *
 * @return {Promise}
 */
SphereRenderer.prototype.setPhotosphere = function(src, opt_params) {
  return new Promise(function(resolve, reject) {
    this.resolve = resolve;
    this.reject = reject;

    var params = opt_params || {};

    this.isStereo = !!params.isStereo;
    this.src = src;

    // Load texture.
    var loader = new THREE.TextureLoader();
    loader.crossOrigin = 'anonymous';
    loader.load(src, this.onTextureLoaded_.bind(this), undefined,
                this.onTextureError_.bind(this));
  }.bind(this));
};

/**
 * @return {Promise} Yeah.
 */
SphereRenderer.prototype.set360Video = function (videoElement, videoType, opt_params) {
  return new Promise(function(resolve, reject) {
    this.resolve = resolve;
    this.reject = reject;

    var params = opt_params || {};

    this.isStereo = !!params.isStereo;

    // Load the video texture.
    var videoTexture = new THREE.VideoTexture(videoElement);
    videoTexture.minFilter = THREE.LinearFilter;
    videoTexture.magFilter = THREE.LinearFilter;
    videoTexture.generateMipmaps = false;

    if (Util.isSafari() && videoType === VideoType.HLS) {
      // fix black screen issue on safari
      videoTexture.format = THREE.RGBAFormat;
      videoTexture.flipY = false;
    } else {
      videoTexture.format = THREE.RGBFormat;
    }

    videoTexture.needsUpdate = true;

    this.onTextureLoaded_(videoTexture);
  }.bind(this));
};

/**
 * Set the opacity of the panorama.
 *
 * @param {Number} opacity How opaque we want the panorama to be. 0 means black,
 * 1 means full color.
 * @param {Number} duration Number of milliseconds the transition should take.
 *
 * @return {Promise} When the opacity change is complete.
 */
SphereRenderer.prototype.setOpacity = function(opacity, duration) {
  var scene = this.scene;
  // If we want the opacity
  var overlayOpacity = 1 - opacity;
  return new Promise(function(resolve, reject) {
    var mask = scene.getObjectByName('opacityMask');
    var tween = new TWEEN.Tween({opacity: mask.material.opacity})
        .to({opacity: overlayOpacity}, duration)
        .easing(TWEEN.Easing.Quadratic.InOut);
    tween.onUpdate(function(e) {
      mask.material.opacity = this.opacity;
    });
    tween.onComplete(resolve).start();
  });
};

SphereRenderer.prototype.onTextureLoaded_ = function(texture) {
  var sphereLeft;
  var sphereRight;
  if (this.isStereo) {
    sphereLeft = this.createPhotosphere_(texture, {offsetY: 0.5, scaleY: 0.5});
    sphereRight = this.createPhotosphere_(texture, {offsetY: 0, scaleY: 0.5});
  } else {
    sphereLeft = this.createPhotosphere_(texture);
    sphereRight = this.createPhotosphere_(texture);
  }

  // Display in left and right eye respectively.
  sphereLeft.layers.set(Eyes.LEFT);
  sphereLeft.eye = Eyes.LEFT;
  sphereLeft.name = 'eyeLeft';
  sphereRight.layers.set(Eyes.RIGHT);
  sphereRight.eye = Eyes.RIGHT;
  sphereRight.name = 'eyeRight';


    this.scene.getObjectByName('photo').children = [sphereLeft, sphereRight];

  this.resolve();
};

SphereRenderer.prototype.onTextureError_ = function(error) {
  this.reject('Unable to load texture from "' + this.src + '"');
};


SphereRenderer.prototype.createPhotosphere_ = function(texture, opt_params) {
  var p = opt_params || {};
  p.scaleX = p.scaleX || 1;
  p.scaleY = p.scaleY || 1;
  p.offsetX = p.offsetX || 0;
  p.offsetY = p.offsetY || 0;
  p.phiStart = p.phiStart || 0;
  p.phiLength = p.phiLength || Math.PI * 2;
  p.thetaStart = p.thetaStart || 0;
  p.thetaLength = p.thetaLength || Math.PI;

  var geometry = new THREE.SphereGeometry(1, 48, 48,
      p.phiStart, p.phiLength, p.thetaStart, p.thetaLength);
  geometry.applyMatrix(new THREE.Matrix4().makeScale(-1, 1, 1));
  var uvs = geometry.faceVertexUvs[0];
  for (var i = 0; i < uvs.length; i ++) {
    for (var j = 0; j < 3; j ++) {
      uvs[i][j].x *= p.scaleX;
      uvs[i][j].x += p.offsetX;
      uvs[i][j].y *= p.scaleY;
      uvs[i][j].y += p.offsetY;
    }
  }

  var material;
  if (texture.format === THREE.RGBAFormat && texture.flipY === false) {
    material = new THREE.ShaderMaterial({
      uniforms: {
        texture: { value: texture }
      },
      vertexShader: [
        "varying vec2 vUV;",
        "void main() {",
        "	vUV = vec2( uv.x, 1.0 - uv.y );",
        "	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",
        "}"
      ].join("\n"),
      fragmentShader: [
        "uniform sampler2D texture;",
        "varying vec2 vUV;",
        "void main() {",
        " gl_FragColor = texture2D( texture, vUV  )" + (Util.isIOS() ? ".bgra" : "") + ";",
        "}"
      ].join("\n")
    });
  } else {
    material = new THREE.MeshBasicMaterial({ map: texture });
  }
  var out = new THREE.Mesh(geometry, material);
  //out.visible = false;
  out.renderOrder = -1;
  return out;
};

SphereRenderer.prototype.createOpacityMask_ = function() {
  var geometry = new THREE.SphereGeometry(0.49, 48, 48);
  var material = new THREE.MeshBasicMaterial({
    color: 0x000000, side: THREE.DoubleSide, opacity: 0, transparent: true});
  var opacityMask = new THREE.Mesh(geometry, material);
  opacityMask.name = 'opacityMask';
  opacityMask.renderOrder = 1;

  this.scene.add(opacityMask);
  return opacityMask;
};

module.exports = SphereRenderer;

},{"../util":45,"../video-type":46,"./eyes":34,"@tweenjs/tween.js":1}],42:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('../util');

/**
 * A proxy class for working around the fact that as soon as a video is play()ed
 * on iOS, Safari auto-fullscreens the video.
 *
 * TODO(smus): The entire raison d'etre for this class is to work around this
 * issue. Once Safari implements some way to suppress this fullscreen player, we
 * can remove this code.
 */
function VideoProxy(videoElement) {
  this.videoElement = videoElement;
  // True if we're currently manually advancing the playhead (only on iOS).
  this.isFakePlayback = false;

  // When the video started playing.
  this.startTime = null;
}

VideoProxy.prototype.play = function() {
  if (Util.isIOS9OrLess()) {
    this.startTime = performance.now();
    this.isFakePlayback = true;

    // Make an audio element to playback just the audio part.
    this.audioElement = new Audio();
    this.audioElement.src = this.videoElement.src;
    this.audioElement.play();
  } else {
    this.videoElement.play().then(function(e) {
      console.log('Playing video.', e);
    });
  }
};

VideoProxy.prototype.pause = function() {
  if (Util.isIOS9OrLess() && this.isFakePlayback) {
    this.isFakePlayback = true;

    this.audioElement.pause();
  } else {
    this.videoElement.pause();
  }
};

VideoProxy.prototype.setVolume = function(volumeLevel) {
  if (this.videoElement) {
    // On iOS 10, the VideoElement.volume property is read-only. So we special
    // case muting and unmuting.
    if (Util.isIOS()) {
      this.videoElement.muted = (volumeLevel === 0);
    } else {
      this.videoElement.volume = volumeLevel;
    }
  }
  if (this.audioElement) {
    this.audioElement.volume = volumeLevel;
  }
};

/**
 * Set the attribute mute of the elements according with the muteState param.
 *
 * @param bool muteState
 */
VideoProxy.prototype.mute = function(muteState) {
  if (this.videoElement) {
    this.videoElement.muted = muteState;
  }
  if (this.audioElement) {
    this.audioElement.muted = muteState;
  }
};

VideoProxy.prototype.getCurrentTime = function() {
  return Util.isIOS9OrLess() ? this.audioElement.currentTime : this.videoElement.currentTime;
};

/**
 *
 * @param {Object} time
 */
VideoProxy.prototype.setCurrentTime = function(time) {
  if (this.videoElement) {
    this.videoElement.currentTime = time.currentTime;
  }
  if (this.audioElement) {
    this.audioElement.currentTime = time.currentTime;
  }
};

/**
 * Called on RAF to progress playback.
 */
VideoProxy.prototype.update = function() {
  // Fakes playback for iOS only.
  if (!this.isFakePlayback) {
    return;
  }
  var duration = this.videoElement.duration;
  var now = performance.now();
  var delta = now - this.startTime;
  var deltaS = delta / 1000;
  this.videoElement.currentTime = deltaS;

  // Loop through the video
  if (deltaS > duration) {
    this.startTime = now;
    this.videoElement.currentTime = 0;
    // Also restart the audio.
    this.audioElement.currentTime = 0;
  }
};

module.exports = VideoProxy;

},{"../util":45}],43:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var AdaptivePlayer = _dereq_('./adaptive-player');
var EventEmitter = _dereq_('eventemitter3');
var Eyes = _dereq_('./eyes');
var HotspotRenderer = _dereq_('./hotspot-renderer');
var ReticleRenderer = _dereq_('./reticle-renderer');
var SphereRenderer = _dereq_('./sphere-renderer');
var TWEEN = _dereq_('@tweenjs/tween.js');
var Util = _dereq_('../util');
var VideoProxy = _dereq_('./video-proxy');
var WebVRManager = _dereq_('webvr-boilerplate');

var AUTOPAN_DURATION = 3000;
var AUTOPAN_ANGLE = 0.4;

/**
 * The main WebGL rendering entry point. Manages the scene, camera, VR-related
 * rendering updates. Interacts with the WebVRManager.
 *
 * Coordinates the other renderers: SphereRenderer, HotspotRenderer,
 * ReticleRenderer.
 *
 * Also manages the AdaptivePlayer and VideoProxy.
 *
 * Emits the following events:
 *   load: when the scene is loaded.
 *   error: if there is an error loading the scene.
 *   modechange(Boolean isVR): if the mode (eg. VR, fullscreen, etc) changes.
 */
function WorldRenderer(params) {
  this.init_(params.hideFullscreenButton);

  this.sphereRenderer = new SphereRenderer(this.scene);
  this.hotspotRenderer = new HotspotRenderer(this);
  this.hotspotRenderer.on('focus', this.onHotspotFocus_.bind(this));
  this.hotspotRenderer.on('blur', this.onHotspotBlur_.bind(this));
  this.reticleRenderer = new ReticleRenderer(this.camera);

  // Get the VR Display as soon as we initialize.
  navigator.getVRDisplays().then(function(displays) {
    if (displays.length > 0) {
      this.vrDisplay = displays[0];
    }
  }.bind(this));

}
WorldRenderer.prototype = new EventEmitter();

WorldRenderer.prototype.render = function(time) {
  this.controls.update();
  TWEEN.update(time);
  this.effect.render(this.scene, this.camera);
  this.hotspotRenderer.update(this.camera);
};

/**
 * @return {Promise} When the scene is fully loaded.
 */
WorldRenderer.prototype.setScene = function(scene) {
  var self = this;
  var promise = new Promise(function(resolve, reject) {
    self.sceneResolve = resolve;
    self.sceneReject = reject;
  });

  if (!scene || !scene.isValid()) {
    this.didLoadFail_(scene.errorMessage);
    return;
  }

  var params = {
    isStereo: scene.isStereo,
    loop: scene.loop,
    volume: scene.volume,
    muted: scene.muted
  };

  this.setDefaultYaw_(scene.defaultYaw || 0);

  // Disable VR mode if explicitly disabled, or if we're loading a video on iOS
  // 9 or earlier.
  if (scene.isVROff || (scene.video && Util.isIOS9OrLess())) {
    this.manager.setVRCompatibleOverride(false);
  }

  // Set various callback overrides in iOS.
  if (Util.isIOS()) {
    this.manager.setFullscreenCallback(function() {
      Util.sendParentMessage({type: 'enter-fullscreen'});
    });
    this.manager.setExitFullscreenCallback(function() {
      Util.sendParentMessage({type: 'exit-fullscreen'});
    });
    this.manager.setVRCallback(function() {
      Util.sendParentMessage({type: 'enter-vr'});
    });
  }

  // If we're dealing with an image, and not a video.
  if (scene.image && !scene.video) {
    if (scene.preview) {
      // First load the preview.
      this.sphereRenderer.setPhotosphere(scene.preview, params).then(function() {
        // As soon as something is loaded, emit the load event to hide the
        // loading progress bar.
        self.didLoad_();
        // Then load the full resolution image.
        self.sphereRenderer.setPhotosphere(scene.image, params);
      }).catch(self.didLoadFail_.bind(self));
    } else {
      // No preview -- go straight to rendering the full image.
      this.sphereRenderer.setPhotosphere(scene.image, params).then(function() {
        self.didLoad_();
      }).catch(self.didLoadFail_.bind(self));
    }
  } else if (scene.video) {
    if (Util.isIE11()) {
      // On IE 11, if an 'image' param is provided, load it instead of showing
      // an error.
      //
      // TODO(smus): Once video textures are supported, remove this fallback.
      if (scene.image) {
        this.sphereRenderer.setPhotosphere(scene.image, params).then(function() {
          self.didLoad_();
        }).catch(self.didLoadFail_.bind(self));
      } else {
        this.didLoadFail_('Video is not supported on IE11.');
      }
    } else {
      this.player = new AdaptivePlayer(params);
      this.player.on('load', function(videoElement, videoType) {
        self.sphereRenderer.set360Video(videoElement, videoType, params).then(function() {
          self.didLoad_({videoElement: videoElement});
        }).catch(self.didLoadFail_.bind(self));
      });
      this.player.on('error', function(error) {
        self.didLoadFail_('Video load error: ' + error);
      });
      this.player.load(scene.video);

      this.videoProxy = new VideoProxy(this.player.video);
    }
  }

  this.sceneInfo = scene;
  if (Util.isDebug()) {
    console.log('Loaded scene', scene);
  }

  return promise;
};

WorldRenderer.prototype.isVRMode = function() {
  return !!this.vrDisplay && this.vrDisplay.isPresenting;
};

WorldRenderer.prototype.submitFrame = function() {
  if (this.isVRMode()) {
    this.vrDisplay.submitFrame();
  }
};

WorldRenderer.prototype.disposeEye_ = function(eye) {
  if (eye) {
    if (eye.material.map) {
      eye.material.map.dispose();
    }
    eye.material.dispose();
    eye.geometry.dispose();
  }
};

WorldRenderer.prototype.dispose = function() {
  var eyeLeft = this.scene.getObjectByName('eyeLeft');
  this.disposeEye_(eyeLeft);
  var eyeRight = this.scene.getObjectByName('eyeRight');
  this.disposeEye_(eyeRight);
};

WorldRenderer.prototype.destroy = function() {
  if (this.player) {
    this.player.removeAllListeners();
    this.player.destroy();
    this.player = null;
  }
  var photo = this.scene.getObjectByName('photo');
  var eyeLeft = this.scene.getObjectByName('eyeLeft');
  var eyeRight = this.scene.getObjectByName('eyeRight');

  if (eyeLeft) {
    this.disposeEye_(eyeLeft);
    photo.remove(eyeLeft);
    this.scene.remove(eyeLeft);
  }

  if (eyeRight) {
    this.disposeEye_(eyeRight);
    photo.remove(eyeRight);
    this.scene.remove(eyeRight);
  }
};

WorldRenderer.prototype.didLoad_ = function(opt_event) {
  var event = opt_event || {};
  this.emit('load', event);
  if (this.sceneResolve) {
    this.sceneResolve();
  }
};

WorldRenderer.prototype.didLoadFail_ = function(message) {
  this.emit('error', message);
  if (this.sceneReject) {
    this.sceneReject(message);
  }
};

/**
 * Sets the default yaw.
 * @param {Number} angleRad The yaw in radians.
 */
WorldRenderer.prototype.setDefaultYaw_ = function(angleRad) {
  // Rotate the camera parent to take into account the scene's rotation.
  // By default, it should be at the center of the image.
  var display = this.controls.getVRDisplay();
  // For desktop, we subtract the current display Y axis
  var theta = display.theta_ || 0;
  // For devices with orientation we make the current view center
  if (display.poseSensor_) {
    display.poseSensor_.resetPose();
  }
  this.camera.parent.rotation.y = (Math.PI / 2.0) + angleRad - theta;
};

/**
 * Do the initial camera tween to rotate the camera, giving an indication that
 * there is live content there (on desktop only).
 */
WorldRenderer.prototype.autopan = function(duration) {
  var targetY = this.camera.parent.rotation.y - AUTOPAN_ANGLE;
  var tween = new TWEEN.Tween(this.camera.parent.rotation)
      .to({y: targetY}, AUTOPAN_DURATION)
      .easing(TWEEN.Easing.Quadratic.Out)
      .start();
};

WorldRenderer.prototype.init_ = function(hideFullscreenButton) {
  var container = document.querySelector('body');
  var aspect = window.innerWidth / window.innerHeight;
  var camera = new THREE.PerspectiveCamera(75, aspect, 0.1, 100);
  camera.layers.enable(1);

  var cameraDummy = new THREE.Object3D();
  cameraDummy.add(camera);

  // Antialiasing disabled to improve performance.
  var renderer = new THREE.WebGLRenderer({antialias: false});
  renderer.setClearColor(0x000000, 0);
  renderer.setSize(window.innerWidth, window.innerHeight);
  renderer.setPixelRatio(window.devicePixelRatio);

  container.appendChild(renderer.domElement);

  var controls = new THREE.VRControls(camera);
  var effect = new THREE.VREffect(renderer);

  // Disable eye separation.
  effect.scale = 0;
  effect.setSize(window.innerWidth, window.innerHeight);

  // Present submission of frames automatically. This is done manually in
  // submitFrame().
  effect.autoSubmitFrame = false;

  this.camera = camera;
  this.renderer = renderer;
  this.effect = effect;
  this.controls = controls;
  this.manager = new WebVRManager(renderer, effect, {predistorted: false, hideButton: hideFullscreenButton});

  this.scene = this.createScene_();
  this.scene.add(this.camera.parent);


  // Watch the resize event.
  window.addEventListener('resize', this.onResize_.bind(this));

  // Prevent context menu.
  window.addEventListener('contextmenu', this.onContextMenu_.bind(this));

  window.addEventListener('vrdisplaypresentchange',
                          this.onVRDisplayPresentChange_.bind(this));
};

WorldRenderer.prototype.onResize_ = function() {
  this.effect.setSize(window.innerWidth, window.innerHeight);
  this.camera.aspect = window.innerWidth / window.innerHeight;
  this.camera.updateProjectionMatrix();
};

WorldRenderer.prototype.onVRDisplayPresentChange_ = function(e) {
  if (Util.isDebug()) {
    console.log('onVRDisplayPresentChange_');
  }
  var isVR = this.isVRMode();

  // If the mode changed to VR and there is at least one hotspot, show reticle.
  var isReticleVisible = isVR && this.hotspotRenderer.getCount() > 0;
  this.reticleRenderer.setVisibility(isReticleVisible);

  // Resize the renderer for good measure.
  this.onResize_();

  // Analytics.
  if (window.analytics) {
    analytics.logModeChanged(isVR);
  }

  // When exiting VR mode from iOS, make sure we emit back an exit-fullscreen event.
  if (!isVR && Util.isIOS()) {
    Util.sendParentMessage({type: 'exit-fullscreen'});
  }

  // Emit a mode change event back to any listeners.
  this.emit('modechange', isVR);
};

WorldRenderer.prototype.createScene_ = function(opt_params) {
  var scene = new THREE.Scene();

  // Add a group for the photosphere.
  var photoGroup = new THREE.Object3D();
  photoGroup.name = 'photo';
  scene.add(photoGroup);

  return scene;
};

WorldRenderer.prototype.onHotspotFocus_ = function(id) {
  // Set the default cursor to be a pointer.
  this.setCursor_('pointer');
};

WorldRenderer.prototype.onHotspotBlur_ = function(id) {
  // Reset the default cursor to be the default one.
  this.setCursor_('');
};

WorldRenderer.prototype.setCursor_ = function(cursor) {
  this.renderer.domElement.style.cursor = cursor;
};

WorldRenderer.prototype.onContextMenu_ = function(e) {
  e.preventDefault();
  e.stopPropagation();
  return false;
};

module.exports = WorldRenderer;

},{"../util":45,"./adaptive-player":33,"./eyes":34,"./hotspot-renderer":35,"./reticle-renderer":39,"./sphere-renderer":41,"./video-proxy":42,"@tweenjs/tween.js":1,"eventemitter3":3,"webvr-boilerplate":7}],44:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Messages from the API to the embed.
 */
var Message = {
  PLAY: 'play',
  PAUSE: 'pause',
  TIMEUPDATE: 'timeupdate',
  ADD_HOTSPOT: 'addhotspot',
  SET_CONTENT: 'setimage',
  SET_VOLUME: 'setvolume',
  MUTED: 'muted',
  SET_CURRENT_TIME: 'setcurrenttime',
  DEVICE_MOTION: 'devicemotion',
  GET_POSITION: 'getposition',
  SET_FULLSCREEN: 'setfullscreen',
};

module.exports = Message;

},{}],45:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = window.Util || {};

Util.isDataURI = function(src) {
  return src && src.indexOf('data:') == 0;
};

Util.generateUUID = function() {
  function s4() {
    return Math.floor((1 + Math.random()) * 0x10000)
    .toString(16)
    .substring(1);
  }
  return s4() + s4() + '-' + s4() + '-' + s4() + '-' +
    s4() + '-' + s4() + s4() + s4();
};

Util.isMobile = function() {
  var check = false;
  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true})(navigator.userAgent||navigator.vendor||window.opera);
  return check;
};

Util.isIOS = function() {
  return /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
};

Util.isSafari = function() {
  return /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
};

Util.cloneObject = function(obj) {
  var out = {};
  for (key in obj) {
    out[key] = obj[key];
  }
  return out;
};

Util.hashCode = function(s) {
  return s.split("").reduce(function(a,b){a=((a<<5)-a)+b.charCodeAt(0);return a&a},0);
};

Util.loadTrackSrc = function(context, src, callback, opt_progressCallback) {
  var request = new XMLHttpRequest();
  request.open('GET', src, true);
  request.responseType = 'arraybuffer';

  // Decode asynchronously.
  request.onload = function() {
    context.decodeAudioData(request.response, function(buffer) {
      callback(buffer);
    }, function(e) {
      console.error(e);
    });
  };
  if (opt_progressCallback) {
    request.onprogress = function(e) {
      var percent = e.loaded / e.total;
      opt_progressCallback(percent);
    };
  }
  request.send();
};

Util.isPow2 = function(n) {
  return (n & (n - 1)) == 0;
};

Util.capitalize = function(s) {
  return s.charAt(0).toUpperCase() + s.slice(1);
};

Util.isIFrame = function() {
  try {
    return window.self !== window.top;
  } catch (e) {
    return true;
  }
};

// From http://goo.gl/4WX3tg
Util.getQueryParameter = function(name) {
  name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
      results = regex.exec(location.search);
  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
};


// From http://stackoverflow.com/questions/11871077/proper-way-to-detect-webgl-support.
Util.isWebGLEnabled = function() {
  var canvas = document.createElement('canvas');
  try { gl = canvas.getContext("webgl"); }
  catch (x) { gl = null; }

  if (gl == null) {
    try { gl = canvas.getContext("experimental-webgl"); experimental = true; }
    catch (x) { gl = null; }
  }
  return !!gl;
};

Util.clone = function(obj) {
  return JSON.parse(JSON.stringify(obj));
};

// From http://stackoverflow.com/questions/10140604/fastest-hypotenuse-in-javascript
Util.hypot = Math.hypot || function(x, y) {
  return Math.sqrt(x*x + y*y);
};

// From http://stackoverflow.com/a/17447718/693934
Util.isIE11 = function() {
  return navigator.userAgent.match(/Trident/);
};

Util.getRectCenter = function(rect) {
  return new THREE.Vector2(rect.x + rect.width/2, rect.y + rect.height/2);
};

Util.getScreenWidth = function() {
  return Math.max(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

Util.getScreenHeight = function() {
  return Math.min(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

Util.isIOS9OrLess = function() {
  if (!Util.isIOS()) {
    return false;
  }
  var re = /(iPhone|iPad|iPod) OS ([\d_]+)/;
  var iOSVersion = navigator.userAgent.match(re);
  if (!iOSVersion) {
    return false;
  }
  // Get the last group.
  var versionString = iOSVersion[iOSVersion.length - 1];
  var majorVersion = parseFloat(versionString);
  return majorVersion <= 9;
};

Util.getExtension = function(url) {
  return url.split('.').pop().split('?')[0];
};

Util.createGetParams = function(params) {
  var out = '?';
  for (var k in params) {
    var paramString = k + '=' + params[k] + '&';
    out += paramString;
  }
  // Remove the trailing ampersand.
  out.substring(0, params.length - 2);
  return out;
};

Util.sendParentMessage = function(message) {
  if (window.parent) {
    parent.postMessage(message, '*');
  }
};

Util.parseBoolean = function(value) {
  if (value == 'false' || value == 0) {
    return false;
  } else if (value == 'true' || value == 1) {
    return true;
  } else {
    return !!value;
  }
};

/**
 * @param base {String} An absolute directory root.
 * @param relative {String} A relative path.
 *
 * @returns {String} An absolute path corresponding to the rootPath.
 *
 * From http://stackoverflow.com/a/14780463/693934.
 */
Util.relativeToAbsolutePath = function(base, relative) {
  var stack = base.split('/');
  var parts = relative.split('/');
  for (var i = 0; i < parts.length; i++) {
    if (parts[i] == '.') {
      continue;
    }
    if (parts[i] == '..') {
      stack.pop();
    } else {
      stack.push(parts[i]);
    }
  }
  return stack.join('/');
};

/**
 * @return {Boolean} True iff the specified path is an absolute path.
 */
Util.isPathAbsolute = function(path) {
  return ! /^(?:\/|[a-z]+:\/\/)/.test(path);
}

Util.isEmptyObject = function(obj) {
  return Object.getOwnPropertyNames(obj).length == 0;
};

Util.isDebug = function() {
  return Util.parseBoolean(Util.getQueryParameter('debug'));
};

Util.getCurrentScript = function() {
  // Note: in IE11, document.currentScript doesn't work, so we fall back to this
  // hack, taken from https://goo.gl/TpExuH.
  if (!document.currentScript) {
    console.warn('This browser does not support document.currentScript. Trying fallback.');
  }
  return document.currentScript || document.scripts[document.scripts.length - 1];
}


module.exports = Util;

},{}],46:[function(_dereq_,module,exports){
/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Video Types
 */
var VideoTypes = {
  HLS: 1,
  DASH: 2,
  VIDEO: 3
};

module.exports = VideoTypes;
},{}]},{},[38]);