| var PropertyFactory = (function(){ |
| |
| var initFrame = -999999; |
| |
| function interpolateValue(frameNum, iterationIndex, previousValue, caching){ |
| var offsetTime = this.offsetTime; |
| var newValue; |
| if(this.propType === 'multidimensional') { |
| newValue = createTypedArray('float32', previousValue.length); |
| } |
| var i = iterationIndex; |
| var len = this.keyframes.length- 1,flag = true; |
| var keyData, nextKeyData; |
| |
| while(flag){ |
| keyData = this.keyframes[i]; |
| nextKeyData = this.keyframes[i+1]; |
| if(i == len-1 && frameNum >= nextKeyData.t - offsetTime){ |
| if(keyData.h){ |
| keyData = nextKeyData; |
| } |
| iterationIndex = 0; |
| break; |
| } |
| if((nextKeyData.t - offsetTime) > frameNum){ |
| iterationIndex = i; |
| break; |
| } |
| if(i < len - 1){ |
| i += 1; |
| }else{ |
| iterationIndex = 0; |
| flag = false; |
| } |
| } |
| |
| var k, kLen,perc,jLen, j, fnc; |
| if(keyData.to){ |
| |
| if(!keyData.bezierData){ |
| bez.buildBezierData(keyData); |
| } |
| var bezierData = keyData.bezierData; |
| if(frameNum >= nextKeyData.t-offsetTime || frameNum < keyData.t-offsetTime){ |
| var ind = frameNum >= nextKeyData.t-offsetTime ? bezierData.points.length - 1 : 0; |
| kLen = bezierData.points[ind].point.length; |
| for(k = 0; k < kLen; k += 1){ |
| newValue[k] = bezierData.points[ind].point[k]; |
| } |
| caching._lastBezierData = null; |
| }else{ |
| if(keyData.__fnct){ |
| fnc = keyData.__fnct; |
| }else{ |
| fnc = BezierFactory.getBezierEasing(keyData.o.x,keyData.o.y,keyData.i.x,keyData.i.y,keyData.n).get; |
| keyData.__fnct = fnc; |
| } |
| perc = fnc((frameNum-(keyData.t-offsetTime))/((nextKeyData.t-offsetTime)-(keyData.t-offsetTime))); |
| var distanceInLine = bezierData.segmentLength*perc; |
| |
| var segmentPerc; |
| var addedLength = (caching.lastFrame < frameNum && caching._lastBezierData === bezierData) ? caching._lastAddedLength : 0; |
| j = (caching.lastFrame < frameNum && caching._lastBezierData === bezierData) ? caching._lastPoint : 0; |
| flag = true; |
| jLen = bezierData.points.length; |
| while(flag){ |
| addedLength +=bezierData.points[j].partialLength; |
| if(distanceInLine === 0 || perc === 0 || j == bezierData.points.length - 1){ |
| kLen = bezierData.points[j].point.length; |
| for(k=0;k<kLen;k+=1){ |
| newValue[k] = bezierData.points[j].point[k]; |
| } |
| break; |
| }else if(distanceInLine >= addedLength && distanceInLine < addedLength + bezierData.points[j+1].partialLength){ |
| segmentPerc = (distanceInLine-addedLength)/(bezierData.points[j+1].partialLength); |
| kLen = bezierData.points[j].point.length; |
| for(k=0;k<kLen;k+=1){ |
| newValue[k] = bezierData.points[j].point[k] + (bezierData.points[j+1].point[k] - bezierData.points[j].point[k])*segmentPerc; |
| } |
| break; |
| } |
| if(j < jLen - 1){ |
| j += 1; |
| }else{ |
| flag = false; |
| } |
| } |
| caching._lastPoint = j; |
| caching._lastAddedLength = addedLength - bezierData.points[j].partialLength; |
| caching._lastBezierData = bezierData; |
| } |
| }else{ |
| var outX,outY,inX,inY, keyValue; |
| len = keyData.s.length; |
| for(i=0;i<len;i+=1){ |
| if(keyData.h !== 1){ |
| if(frameNum >= nextKeyData.t-offsetTime){ |
| perc = 1; |
| }else if(frameNum < keyData.t-offsetTime){ |
| perc = 0; |
| }else{ |
| if(keyData.o.x.constructor === Array){ |
| if(!keyData.__fnct){ |
| keyData.__fnct = []; |
| } |
| if (!keyData.__fnct[i]) { |
| outX = keyData.o.x[i] || keyData.o.x[0]; |
| outY = keyData.o.y[i] || keyData.o.y[0]; |
| inX = keyData.i.x[i] || keyData.i.x[0]; |
| inY = keyData.i.y[i] || keyData.i.y[0]; |
| fnc = BezierFactory.getBezierEasing(outX,outY,inX,inY).get; |
| keyData.__fnct[i] = fnc; |
| } else { |
| fnc = keyData.__fnct[i]; |
| } |
| } else { |
| if (!keyData.__fnct) { |
| outX = keyData.o.x; |
| outY = keyData.o.y; |
| inX = keyData.i.x; |
| inY = keyData.i.y; |
| fnc = BezierFactory.getBezierEasing(outX,outY,inX,inY).get; |
| keyData.__fnct = fnc; |
| } else{ |
| fnc = keyData.__fnct; |
| } |
| } |
| perc = fnc((frameNum-(keyData.t-offsetTime))/((nextKeyData.t-offsetTime)-(keyData.t-offsetTime))); |
| } |
| } |
| if(this.sh && keyData.h !== 1){ |
| var initP = keyData.s[i]; |
| var endP = keyData.e[i]; |
| if(initP-endP < -180){ |
| initP += 360; |
| } else if(initP-endP > 180){ |
| initP -= 360; |
| } |
| keyValue = initP+(endP-initP)*perc; |
| } else { |
| keyValue = keyData.h === 1 ? keyData.s[i] : keyData.s[i]+(keyData.e[i]-keyData.s[i])*perc; |
| } |
| if(len === 1){ |
| newValue = keyValue; |
| }else{ |
| newValue[i] = keyValue; |
| } |
| } |
| } |
| return { |
| value: newValue, |
| iterationIndex: iterationIndex |
| } |
| } |
| |
| function getValueAtCurrentTime(){ |
| if(this.elem.globalData.frameId === this.frameId){ |
| return; |
| } |
| this.mdf = false; |
| var frameNum = this.comp.renderedFrame - this.offsetTime; |
| var initTime = this.keyframes[0].t-this.offsetTime; |
| var endTime = this.keyframes[this.keyframes.length- 1].t-this.offsetTime; |
| if(!(frameNum === this._caching.lastFrame || (this._caching.lastFrame !== initFrame && ((this._caching.lastFrame >= endTime && frameNum >= endTime) || (this._caching.lastFrame < initTime && frameNum < initTime))))){ |
| var i = this._caching.lastFrame < frameNum ? this._caching.lastIndex : 0; |
| var renderResult = this.interpolateValue(frameNum, i, this.pv, this._caching); |
| this._caching.lastIndex = renderResult.iterationIndex; |
| if(this.propType === 'multidimensional'){ |
| i = 0; |
| while(i<this.v.length){ |
| this.pv[i] = renderResult.value[i]; |
| this.v[i] = this.mult ? this.pv[i] * this.mult : this.pv[i]; |
| if(this.lastPValue[i] !== this.pv[i]) { |
| this.mdf = true; |
| this.lastPValue[i] = this.pv[i]; |
| } |
| i += 1; |
| } |
| } else { |
| this.pv = renderResult.value; |
| this.v = this.mult ? this.pv*this.mult : this.pv; |
| if(this.lastPValue != this.pv){ |
| this.mdf = true; |
| this.lastPValue = this.pv; |
| } |
| } |
| |
| } |
| this._caching.lastFrame = frameNum; |
| this.frameId = this.elem.globalData.frameId; |
| } |
| |
| function getNoValue(){} |
| |
| function ValueProperty(elem,data, mult){ |
| this.propType = 'unidimensional'; |
| this.mult = mult; |
| this.v = mult ? data.k * mult : data.k; |
| this.pv = data.k; |
| this.mdf = false; |
| this.comp = elem.comp; |
| this.k = false; |
| this.kf = false; |
| this.vel = 0; |
| this.getValue = getNoValue; |
| } |
| |
| function MultiDimensionalProperty(elem,data, mult){ |
| this.propType = 'multidimensional'; |
| this.mult = mult; |
| this.data = data; |
| this.mdf = false; |
| this.comp = elem.comp; |
| this.k = false; |
| this.kf = false; |
| this.frameId = -1; |
| this.v = createTypedArray('float32', data.k.length); |
| this.pv = createTypedArray('float32', data.k.length); |
| this.lastValue = createTypedArray('float32', data.k.length); |
| var arr = createTypedArray('float32', data.k.length); |
| this.vel = createTypedArray('float32', data.k.length); |
| var i, len = data.k.length; |
| for(i = 0;i<len;i+=1){ |
| this.v[i] = mult ? data.k[i] * mult : data.k[i]; |
| this.pv[i] = data.k[i]; |
| } |
| this.getValue = getNoValue; |
| } |
| |
| function KeyframedValueProperty(elem, data, mult){ |
| this.propType = 'unidimensional'; |
| this.keyframes = data.k; |
| this.offsetTime = elem.data.st; |
| this.lastValue = -99999; |
| this.lastPValue = -99999; |
| this.frameId = -1; |
| this._caching={lastFrame:initFrame,lastIndex:0}; |
| this.k = true; |
| this.kf = true; |
| this.data = data; |
| this.mult = mult; |
| this.elem = elem; |
| this.comp = elem.comp; |
| this.v = mult ? data.k[0].s[0]*mult : data.k[0].s[0]; |
| this.pv = data.k[0].s[0]; |
| this.getValue = getValueAtCurrentTime; |
| this.interpolateValue = interpolateValue; |
| } |
| |
| function KeyframedMultidimensionalProperty(elem, data, mult){ |
| var i, len = data.k.length; |
| var s, e,to,ti; |
| for(i=0;i<len-1;i+=1){ |
| if(data.k[i].to && data.k[i].s && data.k[i].e){ |
| s = data.k[i].s; |
| e = data.k[i].e; |
| to = data.k[i].to; |
| ti = data.k[i].ti; |
| if((s.length === 2 && !(s[0] === e[0] && s[1] === e[1]) && bez.pointOnLine2D(s[0],s[1],e[0],e[1],s[0] + to[0],s[1] + to[1]) && bez.pointOnLine2D(s[0],s[1],e[0],e[1],e[0] + ti[0],e[1] + ti[1])) || (s.length === 3 && !(s[0] === e[0] && s[1] === e[1] && s[2] === e[2]) && bez.pointOnLine3D(s[0],s[1],s[2],e[0],e[1],e[2],s[0] + to[0],s[1] + to[1],s[2] + to[2]) && bez.pointOnLine3D(s[0],s[1],s[2],e[0],e[1],e[2],e[0] + ti[0],e[1] + ti[1],e[2] + ti[2]))){ |
| data.k[i].to = null; |
| data.k[i].ti = null; |
| } |
| } |
| } |
| this.propType = 'multidimensional'; |
| this.keyframes = data.k; |
| this.offsetTime = elem.data.st; |
| this.k = true; |
| this.kf = true; |
| this.mult = mult; |
| this.elem = elem; |
| this.comp = elem.comp; |
| this._caching={lastFrame:initFrame,lastIndex:0}; |
| this.getValue = getValueAtCurrentTime; |
| this.interpolateValue = interpolateValue; |
| this.frameId = -1; |
| var arrLen = data.k[0].s.length; |
| this.v = createTypedArray('float32', arrLen); |
| this.pv = createTypedArray('float32', arrLen); |
| this.lastValue = createTypedArray('float32', arrLen); |
| this.lastPValue = createTypedArray('float32', arrLen); |
| } |
| |
| function getProp(elem,data,type, mult, arr) { |
| var p; |
| if(data.a === 0){ |
| if(type === 0) { |
| p = new ValueProperty(elem,data,mult); |
| } else { |
| p = new MultiDimensionalProperty(elem,data, mult); |
| } |
| } else if(data.a === 1){ |
| if(type === 0) { |
| p = new KeyframedValueProperty(elem,data,mult); |
| } else { |
| p = new KeyframedMultidimensionalProperty(elem,data, mult); |
| } |
| } else if(!data.k.length){ |
| p = new ValueProperty(elem,data, mult); |
| }else if(typeof(data.k[0]) === 'number'){ |
| p = new MultiDimensionalProperty(elem,data, mult); |
| }else{ |
| switch(type){ |
| case 0: |
| p = new KeyframedValueProperty(elem,data,mult); |
| break; |
| case 1: |
| p = new KeyframedMultidimensionalProperty(elem,data,mult); |
| break; |
| } |
| } |
| if(p.k){ |
| arr.push(p); |
| } |
| return p; |
| } |
| |
| var ob = { |
| getProp: getProp |
| }; |
| return ob; |
| }()); |
