var __extends=this&&this.__extends||(function(){var e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var i in t)t.hasOwnProperty(i)&&(e[i]=t[i])};return function(t,i){function r(){this.constructor=t}e(t,i),t.prototype=null===i?Object.create(i):(r.prototype=i.prototype,new r)}})(),__decorate=this&&this.__decorate||function(e,t,i,r){var n,f=arguments.length,o=f<3?t:null===r?r=Object.getOwnPropertyDescriptor(t,i):r;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)o=Reflect.decorate(e,t,i,r);else for(var a=e.length-1;a>=0;a--)(n=e[a])&&(o=(f<3?n(o):f>3?n(t,i,o):n(t,i))||o);return f>3&&o&&Object.defineProperty(t,i,o),o},BABYLON;!(function(e){var t=(function(e){function t(){var t=e.call(this)||this;return t.DIFFUSE=!1,t.HEIGHTMAP=!1,t.CLIPPLANE=!1,t.ALPHATEST=!1,t.DEPTHPREPASS=!1,t.POINTSIZE=!1,t.FOG=!1,t.NORMAL=!1,t.UV1=!1,t.UV2=!1,t.VERTEXCOLOR=!1,t.VERTEXALPHA=!1,t.NUM_BONE_INFLUENCERS=0,t.BonesPerMesh=0,t.INSTANCES=!1,t.HIGHLEVEL=!1,t.rebuild(),t}return __extends(t,e),t})(e.MaterialDefines),i=(function(i){function r(t,r){var n=i.call(this,t,r)||this;return n.diffuseColor=new e.Color3(1,1,1),n.furLength=1,n.furAngle=0,n.furColor=new e.Color3(.44,.21,.02),n.furOffset=0,n.furSpacing=12,n.furGravity=new e.Vector3(0,0,0),n.furSpeed=100,n.furDensity=20,n.furOcclusion=0,n._disableLighting=!1,n._maxSimultaneousLights=4,n.highLevelFur=!0,n._furTime=0,n}return __extends(r,i),Object.defineProperty(r.prototype,"furTime",{get:function(){return this._furTime},set:function(e){this._furTime=e},enumerable:!0,configurable:!0}),r.prototype.needAlphaBlending=function(){return this.alpha<1},r.prototype.needAlphaTesting=function(){return!1},r.prototype.getAlphaTestTexture=function(){return null},r.prototype.updateFur=function(){for(var e=1;e<this._meshes.length;e++){var t=this._meshes[e].material;t.furLength=this.furLength,t.furAngle=this.furAngle,t.furGravity=this.furGravity,t.furSpacing=this.furSpacing,t.furSpeed=this.furSpeed,t.furColor=this.furColor,t.diffuseTexture=this.diffuseTexture,t.furTexture=this.furTexture,t.highLevelFur=this.highLevelFur,t.furTime=this.furTime,t.furDensity=this.furDensity}},r.prototype.isReadyForSubMesh=function(i,r,n){if(this.isFrozen&&this._wasPreviouslyReady&&r.effect)return!0;r._materialDefines||(r._materialDefines=new t);var f=r._materialDefines,o=this.getScene();if(!this.checkReadyOnEveryCall&&r.effect&&this._renderId===o.getRenderId())return!0;var a=o.getEngine();if(f._areTexturesDirty&&o.texturesEnabled){if(this.diffuseTexture&&e.StandardMaterial.DiffuseTextureEnabled){if(!this.diffuseTexture.isReady())return!1;f._needUVs=!0,f.DIFFUSE=!0}if(this.heightTexture&&a.getCaps().maxVertexTextureImageUnits){if(!this.heightTexture.isReady())return!1;f._needUVs=!0,f.HEIGHTMAP=!0}}if(this.highLevelFur!==f.HIGHLEVEL&&(f.HIGHLEVEL=!0,f.markAsUnprocessed()),e.MaterialHelper.PrepareDefinesForMisc(i,o,!1,this.pointsCloud,this.fogEnabled,this._shouldTurnAlphaTestOn(i),f),f._needNormals=e.MaterialHelper.PrepareDefinesForLights(o,i,f,!1,this._maxSimultaneousLights,this._disableLighting),e.MaterialHelper.PrepareDefinesForFrameBoundValues(o,a,f,!!n),e.MaterialHelper.PrepareDefinesForAttributes(i,f,!0,!0),f.isDirty){f.markAsProcessed(),o.resetCachedMaterial();var s=new e.EffectFallbacks;f.FOG&&s.addFallback(1,"FOG"),e.MaterialHelper.HandleFallbacksForShadows(f,s,this.maxSimultaneousLights),f.NUM_BONE_INFLUENCERS>0&&s.addCPUSkinningFallback(0,i);var u=[e.VertexBuffer.PositionKind];f.NORMAL&&u.push(e.VertexBuffer.NormalKind),f.UV1&&u.push(e.VertexBuffer.UVKind),f.UV2&&u.push(e.VertexBuffer.UV2Kind),f.VERTEXCOLOR&&u.push(e.VertexBuffer.ColorKind),e.MaterialHelper.PrepareAttributesForBones(u,i,f,s),e.MaterialHelper.PrepareAttributesForInstances(u,f);var l=f.toString(),c=["world","view","viewProjection","vEyePosition","vLightsType","vDiffuseColor","vFogInfos","vFogColor","pointSize","vDiffuseInfos","mBones","vClipPlane","diffuseMatrix","furLength","furAngle","furColor","furOffset","furGravity","furTime","furSpacing","furDensity","furOcclusion"],h=["diffuseSampler","heightTexture","furTexture"],d=new Array;e.MaterialHelper.PrepareUniformsAndSamplersList({uniformsNames:c,uniformBuffersNames:d,samplers:h,defines:f,maxSimultaneousLights:this.maxSimultaneousLights}),r.setEffect(o.getEngine().createEffect("fur",{attributes:u,uniformsNames:c,uniformBuffersNames:d,samplers:h,defines:l,fallbacks:s,onCompiled:this.onCompiled,onError:this.onError,indexParameters:{maxSimultaneousLights:this.maxSimultaneousLights}},a),f)}return!(!r.effect||!r.effect.isReady())&&(this._renderId=o.getRenderId(),this._wasPreviouslyReady=!0,!0)},r.prototype.bindForSubMesh=function(t,i,r){var n=this.getScene(),f=r._materialDefines;if(f){var o=r.effect;o&&(this._activeEffect=o,this.bindOnlyWorldMatrix(t),this._activeEffect.setMatrix("viewProjection",n.getTransformMatrix()),e.MaterialHelper.BindBonesParameters(i,this._activeEffect),n.getCachedMaterial()!==this&&(this._diffuseTexture&&e.StandardMaterial.DiffuseTextureEnabled&&(this._activeEffect.setTexture("diffuseSampler",this._diffuseTexture),this._activeEffect.setFloat2("vDiffuseInfos",this._diffuseTexture.coordinatesIndex,this._diffuseTexture.level),this._activeEffect.setMatrix("diffuseMatrix",this._diffuseTexture.getTextureMatrix())),this._heightTexture&&this._activeEffect.setTexture("heightTexture",this._heightTexture),e.MaterialHelper.BindClipPlane(this._activeEffect,n),this.pointsCloud&&this._activeEffect.setFloat("pointSize",this.pointSize),e.MaterialHelper.BindEyePosition(o,n)),this._activeEffect.setColor4("vDiffuseColor",this.diffuseColor,this.alpha*i.visibility),n.lightsEnabled&&!this.disableLighting&&e.MaterialHelper.BindLights(n,i,this._activeEffect,f,this.maxSimultaneousLights),n.fogEnabled&&i.applyFog&&n.fogMode!==e.Scene.FOGMODE_NONE&&this._activeEffect.setMatrix("view",n.getViewMatrix()),e.MaterialHelper.BindFogParameters(n,i,this._activeEffect),this._activeEffect.setFloat("furLength",this.furLength),this._activeEffect.setFloat("furAngle",this.furAngle),this._activeEffect.setColor4("furColor",this.furColor,1),this.highLevelFur&&(this._activeEffect.setVector3("furGravity",this.furGravity),this._activeEffect.setFloat("furOffset",this.furOffset),this._activeEffect.setFloat("furSpacing",this.furSpacing),this._activeEffect.setFloat("furDensity",this.furDensity),this._activeEffect.setFloat("furOcclusion",this.furOcclusion),this._furTime+=this.getScene().getEngine().getDeltaTime()/this.furSpeed,this._activeEffect.setFloat("furTime",this._furTime),this._activeEffect.setTexture("furTexture",this.furTexture)),this._afterBind(i,this._activeEffect))}},r.prototype.getAnimatables=function(){var e=[];return this.diffuseTexture&&this.diffuseTexture.animations&&this.diffuseTexture.animations.length>0&&e.push(this.diffuseTexture),this.heightTexture&&this.heightTexture.animations&&this.heightTexture.animations.length>0&&e.push(this.heightTexture),e},r.prototype.getActiveTextures=function(){var e=i.prototype.getActiveTextures.call(this);return this._diffuseTexture&&e.push(this._diffuseTexture),this._heightTexture&&e.push(this._heightTexture),e},r.prototype.hasTexture=function(e){return!!i.prototype.hasTexture.call(this,e)||(this.diffuseTexture===e||this._heightTexture===e)},r.prototype.dispose=function(e){if(this.diffuseTexture&&this.diffuseTexture.dispose(),this._meshes)for(var t=1;t<this._meshes.length;t++){var r=this._meshes[t].material;r&&r.dispose(e),this._meshes[t].dispose()}i.prototype.dispose.call(this,e)},r.prototype.clone=function(t){var i=this;return e.SerializationHelper.Clone((function(){return new r(t,i.getScene())}),this)},r.prototype.serialize=function(){var t=e.SerializationHelper.Serialize(this);return t.customType="BABYLON.FurMaterial",this._meshes&&(t.sourceMeshName=this._meshes[0].name,t.quality=this._meshes.length),t},r.prototype.getClassName=function(){return"FurMaterial"},r.Parse=function(t,i,n){var f=e.SerializationHelper.Parse((function(){return new r(t.name,i)}),t,i,n);return t.sourceMeshName&&f.highLevelFur&&i.executeWhenReady((function(){var e=i.getMeshByName(t.sourceMeshName);if(e){var n=r.GenerateTexture("Fur Texture",i);f.furTexture=n,r.FurifyMesh(e,t.quality)}})),f},r.GenerateTexture=function(t,i){for(var r=new e.DynamicTexture("FurTexture "+t,256,i,!0),n=r.getContext(),f=0;f<2e4;++f)n.fillStyle="rgba(255, "+Math.floor(255*Math.random())+", "+Math.floor(255*Math.random())+", 1)",n.fillRect(Math.random()*r.getSize().width,Math.random()*r.getSize().height,2,2);return r.update(!1),r.wrapU=e.Texture.WRAP_ADDRESSMODE,r.wrapV=e.Texture.WRAP_ADDRESSMODE,r},r.FurifyMesh=function(t,i){var n,f=[t],o=t.material;if(!(o instanceof r))throw"The material of the source mesh must be a Fur Material";for(n=1;n<i;n++){var a=new e.FurMaterial(o.name+n,t.getScene());t.getScene().materials.pop(),e.Tags.EnableFor(a),e.Tags.AddTagsTo(a,"furShellMaterial"),a.furLength=o.furLength,a.furAngle=o.furAngle,a.furGravity=o.furGravity,a.furSpacing=o.furSpacing,a.furSpeed=o.furSpeed,a.furColor=o.furColor,a.diffuseTexture=o.diffuseTexture,a.furOffset=n/i,a.furTexture=o.furTexture,a.highLevelFur=o.highLevelFur,a.furTime=o.furTime,a.furDensity=o.furDensity;var s=t.clone(t.name+n);s.material=a,s.skeleton=t.skeleton,s.position=e.Vector3.Zero(),f.push(s)}for(n=1;n<f.length;n++)f[n].parent=t;return t.material._meshes=f,f},__decorate([e.serializeAsTexture("diffuseTexture")],r.prototype,"_diffuseTexture",void 0),__decorate([e.expandToProperty("_markAllSubMeshesAsTexturesDirty")],r.prototype,"diffuseTexture",void 0),__decorate([e.serializeAsTexture("heightTexture")],r.prototype,"_heightTexture",void 0),__decorate([e.expandToProperty("_markAllSubMeshesAsTexturesDirty")],r.prototype,"heightTexture",void 0),__decorate([e.serializeAsColor3()],r.prototype,"diffuseColor",void 0),__decorate([e.serialize()],r.prototype,"furLength",void 0),__decorate([e.serialize()],r.prototype,"furAngle",void 0),__decorate([e.serializeAsColor3()],r.prototype,"furColor",void 0),__decorate([e.serialize()],r.prototype,"furOffset",void 0),__decorate([e.serialize()],r.prototype,"furSpacing",void 0),__decorate([e.serializeAsVector3()],r.prototype,"furGravity",void 0),__decorate([e.serialize()],r.prototype,"furSpeed",void 0),__decorate([e.serialize()],r.prototype,"furDensity",void 0),__decorate([e.serialize()],r.prototype,"furOcclusion",void 0),__decorate([e.serialize("disableLighting")],r.prototype,"_disableLighting",void 0),__decorate([e.expandToProperty("_markAllSubMeshesAsLightsDirty")],r.prototype,"disableLighting",void 0),__decorate([e.serialize("maxSimultaneousLights")],r.prototype,"_maxSimultaneousLights",void 0),__decorate([e.expandToProperty("_markAllSubMeshesAsLightsDirty")],r.prototype,"maxSimultaneousLights",void 0),__decorate([e.serialize()],r.prototype,"highLevelFur",void 0),__decorate([e.serialize()],r.prototype,"furTime",null),r})(e.PushMaterial);e.FurMaterial=i})(BABYLON||(BABYLON={})),BABYLON.Effect.ShadersStore.furVertexShader="precision highp float;\n\nattribute vec3 position;\nattribute vec3 normal;\n#ifdef UV1\nattribute vec2 uv;\n#endif\n#ifdef UV2\nattribute vec2 uv2;\n#endif\n#ifdef VERTEXCOLOR\nattribute vec4 color;\n#endif\n#include<bonesDeclaration>\n\nuniform float furLength;\nuniform float furAngle;\n#ifdef HIGHLEVEL\nuniform float furOffset;\nuniform vec3 furGravity;\nuniform float furTime;\nuniform float furSpacing;\nuniform float furDensity;\n#endif\n#ifdef HEIGHTMAP\nuniform sampler2D heightTexture;\n#endif\n#ifdef HIGHLEVEL\nvarying vec2 vFurUV;\n#endif\n#include<instancesDeclaration>\nuniform mat4 view;\nuniform mat4 viewProjection;\n#ifdef DIFFUSE\nvarying vec2 vDiffuseUV;\nuniform mat4 diffuseMatrix;\nuniform vec2 vDiffuseInfos;\n#endif\n#ifdef POINTSIZE\nuniform float pointSize;\n#endif\n\nvarying vec3 vPositionW;\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#endif\nvarying float vfur_length;\n#ifdef VERTEXCOLOR\nvarying vec4 vColor;\n#endif\n#include<clipPlaneVertexDeclaration>\n#include<fogVertexDeclaration>\n#include<__decl__lightFragment>[0..maxSimultaneousLights]\nfloat Rand(vec3 rv) {\nfloat x=dot(rv,vec3(12.9898,78.233,24.65487));\nreturn fract(sin(x)*43758.5453);\n}\nvoid main(void) {\n#include<instancesVertex>\n#include<bonesVertex>\n\nfloat r=Rand(position);\n#ifdef HEIGHTMAP\n#if __VERSION__>100\nvfur_length=furLength*texture(heightTexture,uv).x;\n#else\nvfur_length=furLength*texture2D(heightTexture,uv).r;\n#endif\n#else \nvfur_length=(furLength*r);\n#endif\nvec3 tangent1=vec3(normal.y,-normal.x,0);\nvec3 tangent2=vec3(-normal.z,0,normal.x);\nr=Rand(tangent1*r);\nfloat J=(2.0+4.0*r);\nr=Rand(tangent2*r);\nfloat K=(2.0+2.0*r);\ntangent1=tangent1*J+tangent2*K;\ntangent1=normalize(tangent1);\nvec3 newPosition=position+normal*vfur_length*cos(furAngle)+tangent1*vfur_length*sin(furAngle);\n#ifdef HIGHLEVEL\n\nvec3 forceDirection=vec3(0.0,0.0,0.0);\nforceDirection.x=sin(furTime+position.x*0.05)*0.2;\nforceDirection.y=cos(furTime*0.7+position.y*0.04)*0.2;\nforceDirection.z=sin(furTime*0.7+position.z*0.04)*0.2;\nvec3 displacement=vec3(0.0,0.0,0.0);\ndisplacement=furGravity+forceDirection;\nfloat displacementFactor=pow(furOffset,3.0);\nvec3 aNormal=normal;\naNormal.xyz+=displacement*displacementFactor;\nnewPosition=vec3(newPosition.x,newPosition.y,newPosition.z)+(normalize(aNormal)*furOffset*furSpacing);\n#endif\n#ifdef NORMAL\nvNormalW=normalize(vec3(finalWorld*vec4(normal,0.0)));\n#endif\n\ngl_Position=viewProjection*finalWorld*vec4(newPosition,1.0);\nvec4 worldPos=finalWorld*vec4(newPosition,1.0);\nvPositionW=vec3(worldPos);\n\n#ifndef UV1\nvec2 uv=vec2(0.,0.);\n#endif\n#ifndef UV2\nvec2 uv2=vec2(0.,0.);\n#endif\n#ifdef DIFFUSE\nif (vDiffuseInfos.x == 0.)\n{\nvDiffuseUV=vec2(diffuseMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvDiffuseUV=vec2(diffuseMatrix*vec4(uv2,1.0,0.0));\n}\n#ifdef HIGHLEVEL\nvFurUV=vDiffuseUV*furDensity;\n#endif\n#else\n#ifdef HIGHLEVEL\nvFurUV=uv*furDensity;\n#endif\n#endif\n\n#include<clipPlaneVertex>\n\n#include<fogVertex>\n\n#include<shadowsVertex>[0..maxSimultaneousLights]\n\n#ifdef VERTEXCOLOR\nvColor=color;\n#endif\n\n#ifdef POINTSIZE\ngl_PointSize=pointSize;\n#endif\n}\n",BABYLON.Effect.ShadersStore.furPixelShader="precision highp float;\n\nuniform vec3 vEyePosition;\nuniform vec4 vDiffuseColor;\n\nuniform vec4 furColor;\nuniform float furLength;\nvarying vec3 vPositionW;\nvarying float vfur_length;\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#endif\n#ifdef VERTEXCOLOR\nvarying vec4 vColor;\n#endif\n\n#include<helperFunctions>\n\n#include<__decl__lightFragment>[0..maxSimultaneousLights]\n\n#ifdef DIFFUSE\nvarying vec2 vDiffuseUV;\nuniform sampler2D diffuseSampler;\nuniform vec2 vDiffuseInfos;\n#endif\n\n#ifdef HIGHLEVEL\nuniform float furOffset;\nuniform float furOcclusion;\nuniform sampler2D furTexture;\nvarying vec2 vFurUV;\n#endif\n#include<lightsFragmentFunctions>\n#include<shadowsFragmentFunctions>\n#include<fogFragmentDeclaration>\n#include<clipPlaneFragmentDeclaration>\nfloat Rand(vec3 rv) {\nfloat x=dot(rv,vec3(12.9898,78.233,24.65487));\nreturn fract(sin(x)*43758.5453);\n}\nvoid main(void) {\n\n#include<clipPlaneFragment>\nvec3 viewDirectionW=normalize(vEyePosition-vPositionW);\n\nvec4 baseColor=furColor;\nvec3 diffuseColor=vDiffuseColor.rgb;\n\nfloat alpha=vDiffuseColor.a;\n#ifdef DIFFUSE\nbaseColor*=texture2D(diffuseSampler,vDiffuseUV);\n#ifdef ALPHATEST\nif (baseColor.a<0.4)\ndiscard;\n#endif\n#include<depthPrePass>\nbaseColor.rgb*=vDiffuseInfos.y;\n#endif\n#ifdef VERTEXCOLOR\nbaseColor.rgb*=vColor.rgb;\n#endif\n\n#ifdef NORMAL\nvec3 normalW=normalize(vNormalW);\n#else\nvec3 normalW=vec3(1.0,1.0,1.0);\n#endif\n#ifdef HIGHLEVEL\n\nvec4 furTextureColor=texture2D(furTexture,vec2(vFurUV.x,vFurUV.y));\nif (furTextureColor.a<=0.0 || furTextureColor.g<furOffset) {\ndiscard;\n}\nfloat occlusion=mix(0.0,furTextureColor.b*1.2,furOffset);\nbaseColor=vec4(baseColor.xyz*max(occlusion,furOcclusion),1.1-furOffset);\n#endif\n\nvec3 diffuseBase=vec3(0.,0.,0.);\nlightingInfo info;\nfloat shadow=1.;\nfloat glossiness=0.;\n#ifdef SPECULARTERM\nvec3 specularBase=vec3(0.,0.,0.);\n#endif\n#include<lightFragment>[0..maxSimultaneousLights]\n#ifdef VERTEXALPHA\nalpha*=vColor.a;\n#endif\nvec3 finalDiffuse=clamp(diffuseBase.rgb*baseColor.rgb,0.0,1.0);\n\n#ifdef HIGHLEVEL\nvec4 color=vec4(finalDiffuse,alpha);\n#else\nfloat r=vfur_length/furLength*0.5;\nvec4 color=vec4(finalDiffuse*(0.5+r),alpha);\n#endif\n#include<fogFragment>\ngl_FragColor=color;\n}";