layaair-js
Version:
An open source HTML5 engine. Edition JavaScript.
1 lines • 28.5 kB
JavaScript
!function(t,i,e){var a=(e.un,e.uns,e["static"]),r=e["class"],n=e.getset,s=(e.__newvec,laya.webgl.canvas.BlendMode),o=(laya.events.Event,laya.resource.HTMLCanvas),l=laya.utils.Handler,h=laya.webgl.utils.IndexBuffer2D,c=(laya.net.Loader,laya.maths.MathUtil),u=laya.maths.Matrix,d=laya.renders.Render,m=(laya.renders.RenderContext,laya.renders.RenderSprite,laya.webgl.shader.Shader),_=laya.display.Sprite,f=(laya.display.Stage,laya.utils.Stat),p=laya.resource.Texture,v=(laya.utils.Timer,laya.utils.Utils),x=laya.webgl.shader.d2.value.Value2D,y=laya.webgl.utils.VertexBuffer2D,P=laya.webgl.WebGL,C=(laya.webgl.WebGLContext,function(){function t(){this._frameTime=0,this._emissionRate=60,this._emissionTime=0,this.minEmissionTime=1/60,this._particleTemplate=null}r(t,"laya.particle.emitter.EmitterBase");var i=t.prototype;return i.start=function(t){void 0===t&&(t=1.7976931348623157e308),0!=this._emissionRate&&(this._emissionTime=t)},i.stop=function(){this._emissionTime=0},i.clear=function(){this._emissionTime=0},i.emit=function(){},i.advanceTime=function(t){if(void 0===t&&(t=1),this._emissionTime-=t,!(this._emissionTime<0||(this._frameTime+=t,this._frameTime<this.minEmissionTime)))for(;this._frameTime>this.minEmissionTime;)this._frameTime-=this.minEmissionTime,this.emit()},n(0,i,"particleTemplate",null,function(t){this._particleTemplate=t}),n(0,i,"emissionRate",function(){return this._emissionRate},function(t){0>=t||(this._emissionRate=t,t>0&&(this.minEmissionTime=1/t))}),t}()),g=function(){function t(){this.position=null,this.velocity=null,this.startColor=null,this.endColor=null,this.sizeRotation=null,this.radius=null,this.radian=null,this.durationAddScale=NaN,this.time=NaN}return r(t,"laya.particle.ParticleData"),t.Create=function(i,e,a,r){var n=new t;n.position=e,c.scaleVector3(a,i.emitterVelocitySensitivity,t._tempVelocity);var s=c.lerp(i.minHorizontalVelocity,i.maxHorizontalVelocity,Math.random()),o=Math.random()*Math.PI*2;t._tempVelocity[0]+=s*Math.cos(o),t._tempVelocity[2]+=s*Math.sin(o),t._tempVelocity[1]+=c.lerp(i.minVerticalVelocity,i.maxVerticalVelocity,Math.random()),n.velocity=t._tempVelocity,n.startColor=t._tempStartColor,n.endColor=t._tempEndColor;var l=0;if(i.colorComponentInter)for(l=0;4>l;l++)n.startColor[l]=c.lerp(i.minStartColor[l],i.maxStartColor[l],Math.random()),n.endColor[l]=c.lerp(i.minEndColor[l],i.maxEndColor[l],Math.random());else c.lerpVector4(i.minStartColor,i.maxStartColor,Math.random(),n.startColor),c.lerpVector4(i.minEndColor,i.maxEndColor,Math.random(),n.endColor);n.sizeRotation=t._tempSizeRotation;var h=Math.random();n.sizeRotation[0]=c.lerp(i.minStartSize,i.maxStartSize,h),n.sizeRotation[1]=c.lerp(i.minEndSize,i.maxEndSize,h),n.sizeRotation[2]=c.lerp(i.minRotateSpeed,i.maxRotateSpeed,Math.random()),n.radius=t._tempRadius;var u=Math.random();n.radius[0]=c.lerp(i.minStartRadius,i.maxStartRadius,u),n.radius[1]=c.lerp(i.minEndRadius,i.maxEndRadius,u),n.radian=t._tempRadian,n.radian[0]=c.lerp(i.minHorizontalStartRadian,i.maxHorizontalStartRadian,Math.random()),n.radian[1]=c.lerp(i.minVerticalStartRadian,i.maxVerticalStartRadian,Math.random());var d=i.useEndRadian;return n.radian[2]=d?c.lerp(i.minHorizontalEndRadian,i.maxHorizontalEndRadian,Math.random()):n.radian[0],n.radian[3]=d?c.lerp(i.minVerticalEndRadian,i.maxVerticalEndRadian,Math.random()):n.radian[1],n.durationAddScale=i.ageAddScale*Math.random(),n.time=r,n},a(t,["_tempVelocity",function(){return this._tempVelocity=new Float32Array(3)},"_tempStartColor",function(){return this._tempStartColor=new Float32Array(4)},"_tempEndColor",function(){return this._tempEndColor=new Float32Array(4)},"_tempSizeRotation",function(){return this._tempSizeRotation=new Float32Array(3)},"_tempRadius",function(){return this._tempRadius=new Float32Array(2)},"_tempRadian",function(){return this._tempRadian=new Float32Array(4)}]),t}(),R=(function(){function t(t,i,e){this._templet=null,this._timeBetweenParticles=NaN,this._previousPosition=null,this._timeLeftOver=0,this._tempVelocity=new Float32Array([0,0,0]),this._tempPosition=new Float32Array([0,0,0]),this._templet=t,this._timeBetweenParticles=1/i,this._previousPosition=e}r(t,"laya.particle.ParticleEmitter");var i=t.prototype;return i.update=function(t,i){if(t/=1e3,t>0){c.subtractVector3(i,this._previousPosition,this._tempVelocity),c.scaleVector3(this._tempVelocity,1/t,this._tempVelocity);for(var e=this._timeLeftOver+t,a=-this._timeLeftOver;e>this._timeBetweenParticles;)a+=this._timeBetweenParticles,e-=this._timeBetweenParticles,c.lerpVector3(this._previousPosition,i,a/t,this._tempPosition),this._templet.addParticleArray(this._tempPosition,this._tempVelocity);this._timeLeftOver=e}this._previousPosition[0]=i[0],this._previousPosition[1]=i[1],this._previousPosition[2]=i[2]},t}(),function(){function t(){this.textureName=null,this.textureCount=1,this.maxPartices=100,this.duration=1,this.ageAddScale=0,this.emitterVelocitySensitivity=1,this.minStartSize=100,this.maxStartSize=100,this.minEndSize=100,this.maxEndSize=100,this.minHorizontalVelocity=0,this.maxHorizontalVelocity=0,this.minVerticalVelocity=0,this.maxVerticalVelocity=0,this.endVelocity=1,this.minRotateSpeed=0,this.maxRotateSpeed=0,this.minStartRadius=0,this.maxStartRadius=0,this.minEndRadius=0,this.maxEndRadius=0,this.minHorizontalStartRadian=0,this.maxHorizontalStartRadian=0,this.minVerticalStartRadian=0,this.maxVerticalStartRadian=0,this.useEndRadian=!0,this.minHorizontalEndRadian=0,this.maxHorizontalEndRadian=0,this.minVerticalEndRadian=0,this.maxVerticalEndRadian=0,this.colorComponentInter=!1,this.blendState=0,this.emitterType="null",this.emissionRate=0,this.sphereEmitterRadius=1,this.sphereEmitterVelocity=0,this.sphereEmitterVelocityAddVariance=0,this.ringEmitterRadius=30,this.ringEmitterVelocity=0,this.ringEmitterVelocityAddVariance=0,this.ringEmitterUp=2,this.gravity=new Float32Array([0,0,0]),this.minStartColor=new Float32Array([1,1,1,1]),this.maxStartColor=new Float32Array([1,1,1,1]),this.minEndColor=new Float32Array([1,1,1,1]),this.maxEndColor=new Float32Array([1,1,1,1]),this.pointEmitterPosition=new Float32Array([0,0,0]),this.pointEmitterPositionVariance=new Float32Array([0,0,0]),this.pointEmitterVelocity=new Float32Array([0,0,0]),this.pointEmitterVelocityAddVariance=new Float32Array([0,0,0]),this.boxEmitterCenterPosition=new Float32Array([0,0,0]),this.boxEmitterSize=new Float32Array([0,0,0]),this.boxEmitterVelocity=new Float32Array([0,0,0]),this.boxEmitterVelocityAddVariance=new Float32Array([0,0,0]),this.sphereEmitterCenterPosition=new Float32Array([0,0,0]),this.ringEmitterCenterPosition=new Float32Array([0,0,0]),this.positionVariance=new Float32Array([0,0,0])}return r(t,"laya.particle.ParticleSetting"),t.checkSetting=function(i){var e;for(e in t._defaultSetting)i.hasOwnProperty(e)||(i[e]=t._defaultSetting[e])},a(t,["_defaultSetting",function(){return this._defaultSetting=new t}]),t}()),S=function(){function t(){this.settings=null,this.texture=null}r(t,"laya.particle.ParticleTemplateBase");var i=t.prototype;return i.addParticleArray=function(t,i){},t}(),E=function(){function t(){this.u_Duration=NaN,this.u_EndVelocity=NaN,this.u_Gravity=null,this.a_Position=null,this.a_Velocity=null,this.a_StartColor=null,this.a_EndColor=null,this.a_SizeRotation=null,this.a_Radius=null,this.a_Radian=null,this.a_AgeAddScale=NaN,this.gl_Position=null,this.v_Color=null,this.oSize=NaN,this._color=new Float32Array(4),this._position=new Float32Array(3)}r(t,"laya.particle.particleUtils.CanvasShader");var i=t.prototype;return i.getLen=function(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1]+t[2]*t[2])},i.ComputeParticlePosition=function(t,i,e,a){this._position[0]=t[0],this._position[1]=t[1],this._position[2]=t[2];var r=this.getLen(i),n=r*this.u_EndVelocity,s=r*a+(n-r)*a*a/2,o=NaN;o=this.getLen(i);var l=0,h=0;for(h=3,l=0;h>l;l++)this._position[l]+=this._position[l]+i[l]/o*s*this.u_Duration,this._position[l]+=this.u_Gravity[l]*e*a;var u=c.lerp(this.a_Radius[0],this.a_Radius[1],a),d=c.lerp(this.a_Radian[0],this.a_Radian[2],a),m=c.lerp(this.a_Radian[1],this.a_Radian[3],a),_=Math.cos(m)*u;return this._position[1]+=Math.sin(m)*u,this._position[0]+=Math.cos(d)*_,this._position[2]+=Math.sin(d)*_,new Float32Array([this._position[0],this._position[1],0,1])},i.ComputeParticleSize=function(t,i,e){var a=c.lerp(t,i,e);return a},i.ComputeParticleRotation=function(t,i){return t*i},i.ComputeParticleColor=function(t,i,e){var a=this._color;return c.lerpVector4(t,i,e,a),a[3]=a[3]*e*(1-e)*(1-e)*6.7,a},i.clamp=function(t,i,e){return i>t?i:t>e?e:t},i.getData=function(t){t*=1+this.a_AgeAddScale;var i=this.clamp(t/this.u_Duration,0,1);this.gl_Position=this.ComputeParticlePosition(this.a_Position,this.a_Velocity,t,i);var e=this.ComputeParticleSize(this.a_SizeRotation[0],this.a_SizeRotation[1],i),a=this.ComputeParticleRotation(this.a_SizeRotation[2],t);this.v_Color=this.ComputeParticleColor(this.a_StartColor,this.a_EndColor,i);var r=new u,n=NaN;n=e/this.oSize*2,r.scale(n,n),r.rotate(a),r.setTranslate(this.gl_Position[0],-this.gl_Position[1]);var s=NaN;return s=this.v_Color[3],[this.v_Color,s,r,this.v_Color[0]*s,this.v_Color[1]*s,this.v_Color[2]*s]},t}(),V=function(){function t(){this.maxIndex=0,this.cmds=null,this.id=0}r(t,"laya.particle.particleUtils.CMDParticle");var i=t.prototype;return i.setCmds=function(t){this.cmds=t,this.maxIndex=t.length-1},t}(),A=function(){function t(){}return r(t,"laya.particle.particleUtils.PicTool"),t.getCanvasPic=function(t,i){t=t.bitmap;var e=new o("2D"),a=e.getContext("2d");e.size(t.width,t.height);var r=i>>16&255,n=i>>8&255,s=255&i;if(d.isConchApp&&a.setFilter(r/255,n/255,s/255,0),a.drawImage(t.source,0,0),!d.isConchApp){for(var l=a.getImageData(0,0,e.width,e.height),h=l.data,c=0,u=h.length;u>c;c+=4)0!=h[c+3]&&(h[c]=r,h[c+1]=n,h[c+2]=s);a.putImageData(l,0,0)}return e},t.getRGBPic=function(i){var e;return e=[new p(t.getCanvasPic(i,16711680)),new p(t.getCanvasPic(i,65280)),new p(t.getCanvasPic(i,255))]},t}(),T=function(t){function i(t){this.settiong=null,this._posRange=null,this._canvasTemplate=null,this._emitFun=null,i.__super.call(this),this.template=t}r(i,"laya.particle.emitter.Emitter2D",t);var e=i.prototype;return e.emit=function(){t.prototype.emit.call(this),null!=this._emitFun&&this._emitFun()},e.getRandom=function(t){return(2*Math.random()-1)*t},e.webGLEmit=function(){var t=new Float32Array(3);t[0]=this.getRandom(this._posRange[0]),t[1]=this.getRandom(this._posRange[1]),t[2]=this.getRandom(this._posRange[2]);var i=new Float32Array(3);i[0]=0,i[1]=0,i[2]=0,this._particleTemplate.addParticleArray(t,i)},e.canvasEmit=function(){var t=new Float32Array(3);t[0]=this.getRandom(this._posRange[0]),t[1]=this.getRandom(this._posRange[1]),t[2]=this.getRandom(this._posRange[2]);var i=new Float32Array(3);i[0]=0,i[1]=0,i[2]=0,this._particleTemplate.addParticleArray(t,i)},n(0,e,"template",function(){return this._particleTemplate},function(t){this._particleTemplate=t,t||(this._emitFun=null,this.settiong=null,this._posRange=null),this.settiong=t.settings,this._posRange=this.settiong.positionVariance,this._particleTemplate instanceof laya.particle.ParticleTemplate2D?this._emitFun=this.webGLEmit:this._particleTemplate instanceof laya.particle.ParticleTemplateCanvas&&(this._canvasTemplate=t,this._emitFun=this.canvasEmit)}),i}(C),w=function(t){function i(t){this._vertices=null,this._vertexBuffer=null,this._indexBuffer=null,this._floatCountPerVertex=29,this._firstActiveElement=0,this._firstNewElement=0,this._firstFreeElement=0,this._firstRetiredElement=0,this._currentTime=0,this._drawCounter=0,i.__super.call(this),this.settings=t}r(i,"laya.particle.ParticleTemplateWebGL",t);var e=i.prototype;return e.initialize=function(){this._vertices=new Float32Array(this.settings.maxPartices*this._floatCountPerVertex*4);for(var t=0,i=0;i<this.settings.maxPartices;i++){var e=Math.random(),a=this.settings.textureCount?1/this.settings.textureCount:1,r=NaN;for(r=0;r<this.settings.textureCount&&!(r+a>e);r+=a);t=i*this._floatCountPerVertex*4,this._vertices[t+0*this._floatCountPerVertex+0]=-1,this._vertices[t+0*this._floatCountPerVertex+1]=-1,this._vertices[t+0*this._floatCountPerVertex+2]=0,this._vertices[t+0*this._floatCountPerVertex+3]=r,this._vertices[t+1*this._floatCountPerVertex+0]=1,this._vertices[t+1*this._floatCountPerVertex+1]=-1,this._vertices[t+1*this._floatCountPerVertex+2]=1,this._vertices[t+1*this._floatCountPerVertex+3]=r,this._vertices[t+2*this._floatCountPerVertex+0]=1,this._vertices[t+2*this._floatCountPerVertex+1]=1,this._vertices[t+2*this._floatCountPerVertex+2]=1,this._vertices[t+2*this._floatCountPerVertex+3]=r+a,this._vertices[t+3*this._floatCountPerVertex+0]=-1,this._vertices[t+3*this._floatCountPerVertex+1]=1,this._vertices[t+3*this._floatCountPerVertex+2]=0,this._vertices[t+3*this._floatCountPerVertex+3]=r+a}},e.loadContent=function(){},e.update=function(t){this._currentTime+=t/1e3,this.retireActiveParticles(),this.freeRetiredParticles(),this._firstActiveElement==this._firstFreeElement&&(this._currentTime=0),this._firstRetiredElement==this._firstActiveElement&&(this._drawCounter=0)},e.retireActiveParticles=function(){for(var t=this.settings.duration;this._firstActiveElement!=this._firstNewElement;){var i=this._firstActiveElement*this._floatCountPerVertex*4+28,e=this._currentTime-this._vertices[i];if(t>e)break;this._vertices[i]=this._drawCounter,this._firstActiveElement++,this._firstActiveElement>=this.settings.maxPartices&&(this._firstActiveElement=0)}},e.freeRetiredParticles=function(){for(;this._firstRetiredElement!=this._firstActiveElement;){var t=this._drawCounter-this._vertices[this._firstRetiredElement*this._floatCountPerVertex*4+28];if(3>t)break;this._firstRetiredElement++,this._firstRetiredElement>=this.settings.maxPartices&&(this._firstRetiredElement=0)}},e.addNewParticlesToVertexBuffer=function(){},e.addParticleArray=function(t,i){var e=this._firstFreeElement+1;if(e>=this.settings.maxPartices&&(e=0),e!==this._firstRetiredElement){for(var a=g.Create(this.settings,t,i,this._currentTime),r=this._firstFreeElement*this._floatCountPerVertex*4,n=0;4>n;n++){var s=0,o=0;for(s=0,o=4;3>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.position[s];for(s=0,o=7;3>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.velocity[s];for(s=0,o=10;4>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.startColor[s];for(s=0,o=14;4>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.endColor[s];for(s=0,o=18;3>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.sizeRotation[s];for(s=0,o=21;2>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.radius[s];for(s=0,o=23;4>s;s++)this._vertices[r+n*this._floatCountPerVertex+o+s]=a.radian[s];this._vertices[r+n*this._floatCountPerVertex+27]=a.durationAddScale,this._vertices[r+n*this._floatCountPerVertex+28]=a.time}this._firstFreeElement=e}},i}(S),z=function(t){function i(t){this._ready=!1,this.textureList=[],this.particleList=[],this.pX=0,this.pY=0,this.activeParticles=[],this.deadParticles=[],this.iList=[],this._maxNumParticles=0,this.textureWidth=NaN,this.dTextureWidth=NaN,this.colorChange=!0,this.step=1/60,this.canvasShader=new E,i.__super.call(this),this.settings=t,this._maxNumParticles=t.maxPartices,this.texture=new p,this.texture.on("loaded",this,this._textureLoaded),this.texture.load(t.textureName)}r(i,"laya.particle.ParticleTemplateCanvas",t);var e=i.prototype;return e._textureLoaded=function(t){this.setTexture(this.texture),this._ready=!0},e.clear=function(t){void 0===t&&(t=!0),this.deadParticles.length=0,this.activeParticles.length=0,this.textureList.length=0},e.setTexture=function(t){this.texture=t,this.textureWidth=t.width,this.dTextureWidth=1/this.textureWidth,this.pX=.5*-t.width,this.pY=.5*-t.height,this.textureList=i.changeTexture(t,this.textureList),this.particleList.length=0,this.deadParticles.length=0,this.activeParticles.length=0},e._createAParticleData=function(t,i){this.canvasShader.u_EndVelocity=this.settings.endVelocity,this.canvasShader.u_Gravity=this.settings.gravity,this.canvasShader.u_Duration=this.settings.duration;var e;e=g.Create(this.settings,t,i,0),this.canvasShader.a_Position=e.position,this.canvasShader.a_Velocity=e.velocity,this.canvasShader.a_StartColor=e.startColor,this.canvasShader.a_EndColor=e.endColor,this.canvasShader.a_SizeRotation=e.sizeRotation,this.canvasShader.a_Radius=e.radius,this.canvasShader.a_Radian=e.radian,this.canvasShader.a_AgeAddScale=e.durationAddScale,this.canvasShader.oSize=this.textureWidth;var a=new V,r=0,n=this.settings.duration/(1+e.durationAddScale),s=[];for(r=0;n>r;r+=this.step)s.push(this.canvasShader.getData(r));return a.id=this.particleList.length,this.particleList.push(a),a.setCmds(s),a},e.addParticleArray=function(t,i){if(this._ready){var e;this.particleList.length<this._maxNumParticles?(e=this._createAParticleData(t,i),this.iList[e.id]=0,this.activeParticles.push(e)):this.deadParticles.length>0&&(e=this.deadParticles.pop(),this.iList[e.id]=0,this.activeParticles.push(e))}},e.advanceTime=function(t){if(void 0===t&&(t=1),this._ready){var i,e=this.activeParticles,a=this.deadParticles,r=0,n=e.length,s=0,o=this.iList;for(r=n-1;r>-1;r--)i=e[r],s=o[i.id],s>=i.maxIndex?(s=0,e.splice(r,1),a.push(i)):s+=1,o[i.id]=s}},e.render=function(t,i,e){this._ready&&(this.activeParticles.length<1||this.textureList.length<2||(this.settings.colorComponentInter?this.noColorRender(t,i,e):this.canvasRender(t,i,e)))},e.noColorRender=function(t,i,e){var a,r,n=this.activeParticles,s=0,o=n.length,l=NaN,h=this.pX,c=this.pY,u=2*-h,d=2*-c,m=0,_=(this.textureList,this.iList),f=NaN;for(t.translate(i,e),f=t.ctx.globalAlpha,s=0;o>s;s++)a=n[s],m=_[a.id],r=a.cmds[m],r&&((l=r[1])<=.01||(t.setAlpha(f*l),t.drawTextureWithTransform(this.texture,h,c,u,d,r[2],1)));t.setAlpha(f),t.translate(-i,-e)},e.canvasRender=function(t,i,e){var a,r,n,s=this.activeParticles,o=0,l=s.length,h=NaN,c=this.pX,u=this.pY,d=2*-c,m=2*-u,_=0,f=this.textureList,p=this.iList,v=NaN;for(t.translate(i,e),v=t.ctx.globalAlpha,n=t.ctx.globalCompositeOperation,t.blendMode("lighter"),o=0;l>o;o++)a=s[o],_=p[a.id],r=a.cmds[_],r&&((h=r[1])<=.01||(t.save(),t.transformByMatrix(r[2]),r[3]>.01&&(t.setAlpha(v*r[3]),t.drawTexture(f[0],c,u,d,m)),r[4]>.01&&(t.setAlpha(v*r[4]),t.drawTexture(f[1],c,u,d,m)),r[5]>.01&&(t.setAlpha(v*r[5]),t.drawTexture(f[2],c,u,d,m)),t.restore()));t.setAlpha(v),t.translate(-i,-e),t.blendMode(n)},i.changeTexture=function(t,i,e){return i||(i=[]),i.length=0,e&&e.colorComponentInter?i.push(t,t,t):v.copyArray(i,A.getRGBPic(t)),i},i}(S),F=function(t){function i(t){this._vertexBuffer2D=null,this._indexBuffer2D=null,this.x=0,this.y=0,this._blendFn=null,this._startTime=0,this.sv=new N,i.__super.call(this,t);var a=this;e.loader.load(this.settings.textureName,l.create(null,function(t){t.bitmap.enableMerageInAtlas=!1,a.texture=t})),this.sv.u_Duration=this.settings.duration,this.sv.u_Gravity=this.settings.gravity,this.sv.u_EndVelocity=this.settings.endVelocity,this._blendFn=s.fns[t.blendState],this.initialize(),this._vertexBuffer=this._vertexBuffer2D=y.create(-1,35048),this._indexBuffer=this._indexBuffer2D=h.create(35044),this.loadContent()}r(i,"laya.particle.ParticleTemplate2D",t);var a=i.prototype;return e.imps(a,{"laya.webgl.submit.ISubmit":!0}),a.getRenderType=function(){return-111},a.releaseRender=function(){},a.addParticleArray=function(i,e){i[0]+=this.x,i[1]+=this.y,t.prototype.addParticleArray.call(this,i,e)},a.loadContent=function(){for(var t=new Uint16Array(6*this.settings.maxPartices),i=0;i<this.settings.maxPartices;i++)t[6*i+0]=4*i+0,t[6*i+1]=4*i+1,t[6*i+2]=4*i+2,t[6*i+3]=4*i+0,t[6*i+4]=4*i+2,t[6*i+5]=4*i+3;this._indexBuffer2D.clear(),this._indexBuffer2D.append(t),this._indexBuffer2D.upload()},a.addNewParticlesToVertexBuffer=function(){this._vertexBuffer2D.clear(),this._vertexBuffer2D.append(this._vertices);var t=0;this._firstNewElement<this._firstFreeElement?(t=4*this._firstNewElement*this._floatCountPerVertex*4,this._vertexBuffer2D.subUpload(t,t,t+4*(this._firstFreeElement-this._firstNewElement)*this._floatCountPerVertex*4)):(t=4*this._firstNewElement*this._floatCountPerVertex*4,this._vertexBuffer2D.subUpload(t,t,t+4*(this.settings.maxPartices-this._firstNewElement)*this._floatCountPerVertex*4),this._firstFreeElement>0&&(this._vertexBuffer2D.setNeedUpload(),this._vertexBuffer2D.subUpload(0,0,4*this._firstFreeElement*this._floatCountPerVertex*4))),this._firstNewElement=this._firstFreeElement},a.renderSubmit=function(){if(this.texture&&this.texture.loaded){if(this.update(e.timer.delta),this.sv.u_CurrentTime=this._currentTime,this._firstNewElement!=this._firstFreeElement&&this.addNewParticlesToVertexBuffer(),this.blend(),this._firstActiveElement!=this._firstFreeElement){P.mainContext;this._vertexBuffer2D.bind(this._indexBuffer2D),this.sv.u_texture=this.texture.source,this.sv.upload(),this._firstActiveElement<this._firstFreeElement?P.mainContext.drawElements(4,6*(this._firstFreeElement-this._firstActiveElement),5123,6*this._firstActiveElement*2):(P.mainContext.drawElements(4,6*(this.settings.maxPartices-this._firstActiveElement),5123,6*this._firstActiveElement*2),this._firstFreeElement>0&&P.mainContext.drawElements(4,6*this._firstFreeElement,5123,0)),f.drawCall++}this._drawCounter++}return 1},a.blend=function(){if(s.activeBlendFunction!==this._blendFn){var t=P.mainContext;t.enable(3042),this._blendFn(t),s.activeBlendFunction=this._blendFn}},a.dispose=function(){this._vertexBuffer2D.dispose(),this._indexBuffer2D.dispose()},i.activeBlendType=-1,i}(w),N=function(t){function i(){this.a_CornerTextureCoordinate=[4,5126,!1,116,0],this.a_Position=[3,5126,!1,116,16],this.a_Velocity=[3,5126,!1,116,28],this.a_StartColor=[4,5126,!1,116,40],this.a_EndColor=[4,5126,!1,116,56],this.a_SizeRotation=[3,5126,!1,116,72],this.a_Radius=[2,5126,!1,116,84],this.a_Radian=[4,5126,!1,116,92],this.a_AgeAddScale=[1,5126,!1,116,108],this.a_Time=[1,5126,!1,116,112],this.u_CurrentTime=NaN,this.u_Duration=NaN,this.u_Gravity=null,this.u_EndVelocity=NaN,this.u_texture=null,i.__super.call(this,0,0)}r(i,"laya.particle.shader.value.ParticleShaderValue",t);var e=i.prototype;return e.upload=function(){this.refresh(),i.pShader.upload(this)},a(i,["pShader",function(){return this.pShader=new b}]),i}(x),b=(function(t){function i(t){this._matrix4=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],this._particleTemplate=null,this._canvasTemplate=null,this._emitter=null,this.autoPlay=!0,i.__super.call(this),t&&this.setParticleSetting(t)}r(i,"laya.particle.Particle2D",t);var a=i.prototype;return a.load=function(t){e.loader.load(t,l.create(this,this.setParticleSetting),null,"json")},a.setParticleSetting=function(t){return t?(R.checkSetting(t),this.customRenderEnable=!0,d.isWebGL?(this._particleTemplate=new F(t),this.graphics._saveToCmd(d.context._drawParticle,[this._particleTemplate])):this._particleTemplate=this._canvasTemplate=new z(t),this._emitter?this._emitter.template=this._particleTemplate:this._emitter=new T(this._particleTemplate),void(this.autoPlay&&(this.emitter.start(),this.play()))):this.stop()},a.play=function(){e.timer.frameLoop(1,this,this._loop)},a.stop=function(){e.timer.clear(this,this._loop)},a._loop=function(){this.advanceTime(1/60)},a.advanceTime=function(t){void 0===t&&(t=1),this._canvasTemplate&&this._canvasTemplate.advanceTime(t),this._emitter&&this._emitter.advanceTime(t)},a.customRender=function(t,i,e){if(d.isWebGL){this._matrix4[0]=t.ctx._curMat.a,this._matrix4[1]=t.ctx._curMat.b,this._matrix4[4]=t.ctx._curMat.c,this._matrix4[5]=t.ctx._curMat.d,this._matrix4[12]=t.ctx._curMat.tx,this._matrix4[13]=t.ctx._curMat.ty;var a=this._particleTemplate.sv;a.u_mmat=this._matrix4}this._canvasTemplate&&this._canvasTemplate.render(t,i,e)},a.destroy=function(i){void 0===i&&(i=!0),this._particleTemplate instanceof laya.particle.ParticleTemplate2D&&this._particleTemplate.dispose(),t.prototype.destroy.call(this,i)},n(0,a,"url",null,function(t){this.load(t)}),n(0,a,"emitter",function(){return this._emitter}),i}(_),function(t){function i(){i.__super.call(this,i.vs,i.ps,"ParticleShader")}return r(i,"laya.particle.shader.ParticleShader",t),a(i,["vs",function(){return this.vs="attribute vec4 a_CornerTextureCoordinate;\nattribute vec3 a_Position;\nattribute vec3 a_Velocity;\nattribute vec4 a_StartColor;\nattribute vec4 a_EndColor;\nattribute vec3 a_SizeRotation;\nattribute vec2 a_Radius;\nattribute vec4 a_Radian;\nattribute float a_AgeAddScale;\nattribute float a_Time;\n\nvarying vec4 v_Color;\nvarying vec2 v_TextureCoordinate;\n\nuniform float u_CurrentTime;\nuniform float u_Duration;\nuniform float u_EndVelocity;\nuniform vec3 u_Gravity;\n\n#ifdef PARTICLE3D\n uniform mat4 u_WorldMat;\n uniform mat4 u_View;\n uniform mat4 u_Projection;\n uniform vec2 u_ViewportScale;\n#else\n uniform vec2 size;\n uniform mat4 mmat;\n uniform mat4 u_mmat;\n#endif\n\nvec4 ComputeParticlePosition(in vec3 position, in vec3 velocity,in float age,in float normalizedAge)\n{\n\n float startVelocity = length(velocity);//起始标量速度\n float endVelocity = startVelocity * u_EndVelocity;//结束标量速度\n\n float velocityIntegral = startVelocity * normalizedAge +(endVelocity - startVelocity) * normalizedAge *normalizedAge/2.0;//计算当前速度的标量（单位空间），vt=v0*t+(1/2)*a*(t^2)\n \n vec3 addPosition = normalize(velocity) * velocityIntegral * u_Duration;//计算受自身速度影响的位置，转换标量到矢量 \n addPosition += u_Gravity * age * normalizedAge;//计算受重力影响的位置\n \n float radius=mix(a_Radius.x, a_Radius.y, normalizedAge); //计算粒子受半径和角度影响（无需计算角度和半径时，可用宏定义优化屏蔽此计算）\n float radianHorizontal =mix(a_Radian.x,a_Radian.z,normalizedAge);\n float radianVertical =mix(a_Radian.y,a_Radian.w,normalizedAge);\n \n float r =cos(radianVertical)* radius;\n addPosition.y += sin(radianVertical) * radius;\n \n addPosition.x += cos(radianHorizontal) *r;\n addPosition.z += sin(radianHorizontal) *r;\n \n #ifdef PARTICLE3D\n position+=addPosition;\n return u_Projection*u_View*u_WorldMat*(vec4(position, 1.0));\n #else\n addPosition.y=-addPosition.y;//2D粒子位置更新需要取负，2D粒子坐标系Y轴正向朝上\n position+=addPosition;\n return vec4(position,1.0);\n #endif\n}\n\nfloat ComputeParticleSize(in float startSize,in float endSize, in float normalizedAge)\n{ \n float size = mix(startSize, endSize, normalizedAge);\n \n #ifdef PARTICLE3D\n //Project the size into screen coordinates.\n return size * u_Projection[1][1];\n #else\n return size;\n #endif\n}\n\nmat2 ComputeParticleRotation(in float rot,in float age)\n{ \n float rotation =rot * age;\n //计算2x2旋转矩阵.\n float c = cos(rotation);\n float s = sin(rotation);\n return mat2(c, -s, s, c);\n}\n\nvec4 ComputeParticleColor(in vec4 startColor,in vec4 endColor,in float normalizedAge)\n{\n vec4 color=mix(startColor,endColor,normalizedAge);\n //硬编码设置，使粒子淡入很快，淡出很慢,6.7的缩放因子把置归一在0到1之间，可以谷歌x*(1-x)*(1-x)*6.7的制图表\n color.a *= normalizedAge * (1.0-normalizedAge) * (1.0-normalizedAge) * 6.7;\n \n return color;\n}\n\nvoid main()\n{\n float age = u_CurrentTime - a_Time;\n age *= 1.0 + a_AgeAddScale;\n float normalizedAge = clamp(age / u_Duration,0.0,1.0);\n gl_Position = ComputeParticlePosition(a_Position, a_Velocity, age, normalizedAge);//计算粒子位置\n float pSize = ComputeParticleSize(a_SizeRotation.x,a_SizeRotation.y, normalizedAge);\n mat2 rotation = ComputeParticleRotation(a_SizeRotation.z, age);\n \n #ifdef PARTICLE3D\n gl_Position.xy += (rotation*a_CornerTextureCoordinate.xy) * pSize * u_ViewportScale;\n #else\n mat4 mat=u_mmat*mmat;\n gl_Position=vec4((mat*gl_Position).xy,0.0,1.0);\n gl_Position.xy += (rotation*a_CornerTextureCoordinate.xy) * pSize*vec2(mat[0][0],mat[1][1]);\n gl_Position=vec4((gl_Position.x/size.x-0.5)*2.0,(0.5-gl_Position.y/size.y)*2.0,0.0,1.0);\n #endif\n \n v_Color = ComputeParticleColor(a_StartColor,a_EndColor, normalizedAge);\n v_TextureCoordinate =a_CornerTextureCoordinate.zw;\n}\n\n"},"ps",function(){return this.ps="#ifdef FSHIGHPRECISION\nprecision highp float;\n#else\nprecision mediump float;\n#endif\n\nvarying vec4 v_Color;\nvarying vec2 v_TextureCoordinate;\nuniform sampler2D u_texture;\n\nvoid main()\n{ \n gl_FragColor=texture2D(u_texture,v_TextureCoordinate)*v_Color;\n}"}]),i}(m))}(window,document,Laya);