/*! howler.js v2.0.1 | Spatial Plugin | (c) 2013-2016, James Simpson of GoldFire Studios | MIT License | howlerjs.com */
!function(){"use strict";HowlerGlobal.prototype._pos=[0,0,0],HowlerGlobal.prototype._orientation=[0,0,-1,0,1,0],HowlerGlobal.prototype.stereo=function(e){var n=this;if(!n.ctx||!n.ctx.listener)return n;for(var t=n._howls.length-1;t>=0;t--)n._howls[t].stereo(e);return n},HowlerGlobal.prototype.pos=function(e,n,t){var o=this;return o.ctx&&o.ctx.listener?(n="number"!=typeof n?o._pos[1]:n,t="number"!=typeof t?o._pos[2]:t,"number"!=typeof e?o._pos:(o._pos=[e,n,t],o.ctx.listener.setPosition(o._pos[0],o._pos[1],o._pos[2]),o)):o},HowlerGlobal.prototype.orientation=function(e,n,t,o,r,i){var a=this;if(!a.ctx||!a.ctx.listener)return a;var p=a._orientation;return n="number"!=typeof n?p[1]:n,t="number"!=typeof t?p[2]:t,o="number"!=typeof o?p[3]:o,r="number"!=typeof r?p[4]:r,i="number"!=typeof i?p[5]:i,"number"!=typeof e?p:(a._orientation=[e,n,t,o,r,i],a.ctx.listener.setOrientation(e,n,t,o,r,i),a)},Howl.prototype.init=function(e){return function(n){var t=this;return t._orientation=n.orientation||[1,0,0],t._stereo=n.stereo||null,t._pos=n.pos||null,t._pannerAttr={coneInnerAngle:"undefined"!=typeof n.coneInnerAngle?n.coneInnerAngle:360,coneOuterAngle:"undefined"!=typeof n.coneOuterAngle?n.coneOuterAngle:360,coneOuterGain:"undefined"!=typeof n.coneOuterGain?n.coneOuterGain:0,distanceModel:"undefined"!=typeof n.distanceModel?n.distanceModel:"inverse",maxDistance:"undefined"!=typeof n.maxDistance?n.maxDistance:1e4,panningModel:"undefined"!=typeof n.panningModel?n.panningModel:"HRTF",refDistance:"undefined"!=typeof n.refDistance?n.refDistance:1,rolloffFactor:"undefined"!=typeof n.rolloffFactor?n.rolloffFactor:1},t._onstereo=n.onstereo?[{fn:n.onstereo}]:[],t._onpos=n.onpos?[{fn:n.onpos}]:[],t._onorientation=n.onorientation?[{fn:n.onorientation}]:[],e.call(this,n)}}(Howl.prototype.init),Howl.prototype.stereo=function(n,t){var o=this;if(!o._webAudio)return o;if("loaded"!==o._state)return o._queue.push({event:"stereo",action:function(){o.stereo(n,t)}}),o;var r="undefined"==typeof Howler.ctx.createStereoPanner?"spatial":"stereo";if("undefined"==typeof t){if("number"!=typeof n)return o._stereo;o._stereo=n,o._pos=[n,0,0]}for(var i=o._getSoundIds(t),a=0;a<i.length;a++){var p=o._soundById(i[a]);if(p){if("number"!=typeof n)return p._stereo;p._stereo=n,p._pos=[n,0,0],p._node&&(p._pannerAttr.panningModel="equalpower",p._panner&&p._panner.pan||e(p,r),"spatial"===r?p._panner.setPosition(n,0,0):p._panner.pan.value=n),o._emit("stereo",p._id)}}return o},Howl.prototype.pos=function(n,t,o,r){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"pos",action:function(){i.pos(n,t,o,r)}}),i;if(t="number"!=typeof t?0:t,o="number"!=typeof o?-.5:o,"undefined"==typeof r){if("number"!=typeof n)return i._pos;i._pos=[n,t,o]}for(var a=i._getSoundIds(r),p=0;p<a.length;p++){var f=i._soundById(a[p]);if(f){if("number"!=typeof n)return f._pos;f._pos=[n,t,o],f._node&&(f._panner&&!f._panner.pan||e(f,"spatial"),f._panner.setPosition(n,t,o)),i._emit("pos",f._id)}}return i},Howl.prototype.orientation=function(n,t,o,r){var i=this;if(!i._webAudio)return i;if("loaded"!==i._state)return i._queue.push({event:"orientation",action:function(){i.orientation(n,t,o,r)}}),i;if(t="number"!=typeof t?i._orientation[1]:t,o="number"!=typeof o?i._orientation[2]:o,"undefined"==typeof r){if("number"!=typeof n)return i._orientation;i._orientation=[n,t,o]}for(var a=i._getSoundIds(r),p=0;p<a.length;p++){var f=i._soundById(a[p]);if(f){if("number"!=typeof n)return f._orientation;f._orientation=[n,t,o],f._node&&(f._panner||(f._pos||(f._pos=i._pos||[0,0,-.5]),e(f,"spatial")),f._panner.setOrientation(n,t,o)),i._emit("orientation",f._id)}}return i},Howl.prototype.pannerAttr=function(){var n,t,o,r=this,i=arguments;if(!r._webAudio)return r;if(0===i.length)return r._pannerAttr;if(1===i.length){if("object"!=typeof i[0])return o=r._soundById(parseInt(i[0],10)),o?o._pannerAttr:r._pannerAttr;n=i[0],"undefined"==typeof t&&(r._pannerAttr={coneInnerAngle:"undefined"!=typeof n.coneInnerAngle?n.coneInnerAngle:r._coneInnerAngle,coneOuterAngle:"undefined"!=typeof n.coneOuterAngle?n.coneOuterAngle:r._coneOuterAngle,coneOuterGain:"undefined"!=typeof n.coneOuterGain?n.coneOuterGain:r._coneOuterGain,distanceModel:"undefined"!=typeof n.distanceModel?n.distanceModel:r._distanceModel,maxDistance:"undefined"!=typeof n.maxDistance?n.maxDistance:r._maxDistance,panningModel:"undefined"!=typeof n.panningModel?n.panningModel:r._panningModel,refDistance:"undefined"!=typeof n.refDistance?n.refDistance:r._refDistance,rolloffFactor:"undefined"!=typeof n.rolloffFactor?n.rolloffFactor:r._rolloffFactor})}else 2===i.length&&(n=i[0],t=parseInt(i[1],10));for(var a=r._getSoundIds(t),p=0;p<a.length;p++)if(o=r._soundById(a[p])){var f=o._pannerAttr;f={coneInnerAngle:"undefined"!=typeof n.coneInnerAngle?n.coneInnerAngle:f.coneInnerAngle,coneOuterAngle:"undefined"!=typeof n.coneOuterAngle?n.coneOuterAngle:f.coneOuterAngle,coneOuterGain:"undefined"!=typeof n.coneOuterGain?n.coneOuterGain:f.coneOuterGain,distanceModel:"undefined"!=typeof n.distanceModel?n.distanceModel:f.distanceModel,maxDistance:"undefined"!=typeof n.maxDistance?n.maxDistance:f.maxDistance,panningModel:"undefined"!=typeof n.panningModel?n.panningModel:f.panningModel,refDistance:"undefined"!=typeof n.refDistance?n.refDistance:f.refDistance,rolloffFactor:"undefined"!=typeof n.rolloffFactor?n.rolloffFactor:f.rolloffFactor};var s=o._panner;s?(s.coneInnerAngle=f.coneInnerAngle,s.coneOuterAngle=f.coneOuterAngle,s.coneOuterGain=f.coneOuterGain,s.distanceModel=f.distanceModel,s.maxDistance=f.maxDistance,s.panningModel=f.panningModel,s.refDistance=f.refDistance,s.rolloffFactor=f.rolloffFactor):(o._pos||(o._pos=r._pos||[0,0,-.5]),e(o,"spatial"))}return r},Sound.prototype.init=function(e){return function(){var n=this,t=n._parent;n._orientation=t._orientation,n._stereo=t._stereo,n._pos=t._pos,n._pannerAttr=t._pannerAttr,e.call(this),n._stereo?t.stereo(n._stereo):n._pos&&t.pos(n._pos[0],n._pos[1],n._pos[2],n._id)}}(Sound.prototype.init),Sound.prototype.reset=function(e){return function(){var n=this,t=n._parent;return n._orientation=t._orientation,n._pos=t._pos,n._pannerAttr=t._pannerAttr,e.call(this)}}(Sound.prototype.reset);var e=function(e,n){n=n||"spatial","spatial"===n?(e._panner=Howler.ctx.createPanner(),e._panner.coneInnerAngle=e._pannerAttr.coneInnerAngle,e._panner.coneOuterAngle=e._pannerAttr.coneOuterAngle,e._panner.coneOuterGain=e._pannerAttr.coneOuterGain,e._panner.distanceModel=e._pannerAttr.distanceModel,e._panner.maxDistance=e._pannerAttr.maxDistance,e._panner.panningModel=e._pannerAttr.panningModel,e._panner.refDistance=e._pannerAttr.refDistance,e._panner.rolloffFactor=e._pannerAttr.rolloffFactor,e._panner.setPosition(e._pos[0],e._pos[1],e._pos[2]),e._panner.setOrientation(e._orientation[0],e._orientation[1],e._orientation[2])):(e._panner=Howler.ctx.createStereoPanner(),e._panner.pan.value=e._stereo),e._panner.connect(e._node),e._paused||e._parent.pause(e._id,!0).play(e._id)}}();