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+var __extends = (this && this.__extends) || function (d, b) {
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+ for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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+ function __() { this.constructor = d; }
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+ d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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+};
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+var BABYLON;
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+(function (BABYLON) {
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+ var maxSimultaneousLights = 4;
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+ var PBRMaterialDefines = (function () {
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+ function PBRMaterialDefines() {
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+ this.ALBEDO = false;
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+ this.CLIPPLANE = false;
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+ this.ALPHATEST = false;
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+ this.FOG = false;
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+ this.NORMAL = false;
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+ this.UV1 = false;
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+ this.UV2 = false;
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+ this.VERTEXCOLOR = false;
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+ this.VERTEXALPHA = false;
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+ this.BONES = false;
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+ this.BONES4 = false;
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+ this.BonesPerMesh = 0;
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+ this.INSTANCES = false;
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+ this.POINTSIZE = false;
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+ this._keys = Object.keys(this);
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+ }
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+ PBRMaterialDefines.prototype.isEqual = function (other) {
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+ for (var index = 0; index < this._keys.length; index++) {
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+ var prop = this._keys[index];
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+ if (this[prop] !== other[prop]) {
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+ return false;
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+ }
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+ }
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+ return true;
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+ };
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+ PBRMaterialDefines.prototype.cloneTo = function (other) {
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+ for (var index = 0; index < this._keys.length; index++) {
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+ var prop = this._keys[index];
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+ other[prop] = this[prop];
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+ }
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+ };
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+ PBRMaterialDefines.prototype.reset = function () {
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+ for (var index = 0; index < this._keys.length; index++) {
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+ var prop = this._keys[index];
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+ if (prop === "BonesPerMesh") {
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+ this[prop] = 0;
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+ continue;
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+ }
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+ this[prop] = false;
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+ }
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+ };
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+ PBRMaterialDefines.prototype.toString = function () {
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+ var result = "";
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+ for (var index = 0; index < this._keys.length; index++) {
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+ var prop = this._keys[index];
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+ if (prop === "BonesPerMesh" && this[prop] > 0) {
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+ result += "#define BonesPerMesh " + this[prop] + "\n";
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+ continue;
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+ }
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+ if (this[prop]) {
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+ result += "#define " + prop + "\n";
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+ }
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+ }
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+ return result;
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+ };
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+ return PBRMaterialDefines;
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+ })();
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+ var PBRMaterial = (function (_super) {
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+ __extends(PBRMaterial, _super);
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+ function PBRMaterial(name, scene) {
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+ _super.call(this, name, scene);
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+ this.albedoColor = new BABYLON.Color3(1, 1, 1);
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+ this._worldViewProjectionMatrix = BABYLON.Matrix.Zero();
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+ this._globalAmbientColor = new BABYLON.Color3(0, 0, 0);
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+ this._scaledDiffuse = new BABYLON.Color3();
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+ this._scaledSpecular = new BABYLON.Color3();
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+ this._defines = new PBRMaterialDefines();
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+ this._cachedDefines = new PBRMaterialDefines();
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+ this._cachedDefines.BonesPerMesh = -1;
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+ }
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+ PBRMaterial.prototype.needAlphaBlending = function () {
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+ return this.alpha < 1.0;
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+ };
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+ PBRMaterial.prototype.needAlphaTesting = function () {
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+ return false;
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+ };
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+ PBRMaterial.prototype.getAlphaTestTexture = function () {
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+ return null;
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+ };
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+ // Methods
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+ PBRMaterial.prototype.isReady = function (mesh, useInstances) {
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+ if (this.checkReadyOnlyOnce) {
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+ if (this._wasPreviouslyReady) {
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+ return true;
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+ }
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+ }
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+ var scene = this.getScene();
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+ if (!this.checkReadyOnEveryCall) {
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+ if (this._renderId === scene.getRenderId()) {
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+ return true;
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+ }
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+ }
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+ var engine = scene.getEngine();
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+ var needNormals = false;
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+ var needUVs = false;
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+ this._defines.reset();
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+ // Textures
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+ if (scene.texturesEnabled) {
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+ }
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+ // Effect
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+ if (scene.clipPlane) {
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+ this._defines.CLIPPLANE = true;
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+ }
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+ if (engine.getAlphaTesting()) {
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+ this._defines.ALPHATEST = true;
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+ }
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+ // Point size
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+ if (this.pointsCloud || scene.forcePointsCloud) {
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+ this._defines.POINTSIZE = true;
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+ }
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+ // Fog
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+ if (scene.fogEnabled && mesh && mesh.applyFog && scene.fogMode !== BABYLON.Scene.FOGMODE_NONE && this.fogEnabled) {
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+ this._defines.FOG = true;
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+ }
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+ // Lights
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+ // Attribs
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+ if (mesh) {
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+ if (needNormals && mesh.isVerticesDataPresent(BABYLON.VertexBuffer.NormalKind)) {
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+ this._defines.NORMAL = true;
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+ }
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+ if (needUVs) {
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+ if (mesh.isVerticesDataPresent(BABYLON.VertexBuffer.UVKind)) {
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+ this._defines.UV1 = true;
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+ }
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+ if (mesh.isVerticesDataPresent(BABYLON.VertexBuffer.UV2Kind)) {
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+ this._defines.UV2 = true;
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+ }
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+ }
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+ if (mesh.useVertexColors && mesh.isVerticesDataPresent(BABYLON.VertexBuffer.ColorKind)) {
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+ this._defines.VERTEXCOLOR = true;
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+ if (mesh.hasVertexAlpha) {
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+ this._defines.VERTEXALPHA = true;
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+ }
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+ }
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+ if (mesh.useBones && mesh.computeBonesUsingShaders) {
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+ this._defines.BONES = true;
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+ this._defines.BonesPerMesh = (mesh.skeleton.bones.length + 1);
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+ this._defines.BONES4 = true;
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+ }
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+ // Instances
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+ if (useInstances) {
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+ this._defines.INSTANCES = true;
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+ }
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+ }
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+ // Get correct effect
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+ if (!this._defines.isEqual(this._cachedDefines)) {
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+ this._defines.cloneTo(this._cachedDefines);
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+ scene.resetCachedMaterial();
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+ // Fallbacks
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+ var fallbacks = new BABYLON.EffectFallbacks();
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+ if (this._defines.FOG) {
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+ fallbacks.addFallback(1, "FOG");
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+ }
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+ if (this._defines.BONES4) {
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+ fallbacks.addFallback(0, "BONES4");
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+ }
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+ //Attributes
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+ var attribs = [BABYLON.VertexBuffer.PositionKind];
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+ if (this._defines.NORMAL) {
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+ attribs.push(BABYLON.VertexBuffer.NormalKind);
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+ }
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+ if (this._defines.UV1) {
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+ attribs.push(BABYLON.VertexBuffer.UVKind);
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+ }
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+ if (this._defines.UV2) {
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+ attribs.push(BABYLON.VertexBuffer.UV2Kind);
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+ }
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+ if (this._defines.VERTEXCOLOR) {
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+ attribs.push(BABYLON.VertexBuffer.ColorKind);
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+ }
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+ if (this._defines.BONES) {
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+ attribs.push(BABYLON.VertexBuffer.MatricesIndicesKind);
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+ attribs.push(BABYLON.VertexBuffer.MatricesWeightsKind);
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+ }
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+ if (this._defines.INSTANCES) {
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+ attribs.push("world0");
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+ attribs.push("world1");
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+ attribs.push("world2");
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+ attribs.push("world3");
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+ }
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+ // Legacy browser patch
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+ var join = this._defines.toString();
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+ this._effect = scene.getEngine().createEffect("pbr", attribs, ["world", "view", "viewProjection", "vEyePosition", "vAlbedoColor",
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+ "vFogInfos", "vFogColor", "pointSize",
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+ "mBones",
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+ "vClipPlane",
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+ ], [], join, fallbacks, this.onCompiled, this.onError);
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+ }
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+ if (!this._effect.isReady()) {
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+ return false;
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+ }
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+ this._renderId = scene.getRenderId();
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+ this._wasPreviouslyReady = true;
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+ return true;
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+ };
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+ PBRMaterial.prototype.bindOnlyWorldMatrix = function (world) {
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+ this._effect.setMatrix("world", world);
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+ };
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+ PBRMaterial.prototype.bind = function (world, mesh) {
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+ var scene = this.getScene();
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+ // Matrices
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+ this.bindOnlyWorldMatrix(world);
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+ this._effect.setMatrix("viewProjection", scene.getTransformMatrix());
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+ // Bones
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+ if (mesh && mesh.useBones && mesh.computeBonesUsingShaders) {
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+ this._effect.setMatrices("mBones", mesh.skeleton.getTransformMatrices());
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+ }
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+ if (scene.getCachedMaterial() !== this) {
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+ // Clip plane
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+ if (scene.clipPlane) {
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+ var clipPlane = scene.clipPlane;
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+ this._effect.setFloat4("vClipPlane", clipPlane.normal.x, clipPlane.normal.y, clipPlane.normal.z, clipPlane.d);
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+ }
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+ this._effect.setVector3("vEyePosition", scene.activeCamera.position);
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+ }
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+ // Point size
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+ if (this.pointsCloud) {
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+ this._effect.setFloat("pointSize", this.pointSize);
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+ }
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+ // Colors
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+ this._effect.setColor4("vAlbedoColor", this.albedoColor, this.alpha * mesh.visibility);
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+ // View
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+ if (scene.fogEnabled && mesh.applyFog && scene.fogMode !== BABYLON.Scene.FOGMODE_NONE) {
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+ this._effect.setMatrix("view", scene.getViewMatrix());
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+ }
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+ // Fog
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+ if (scene.fogEnabled && mesh.applyFog && scene.fogMode !== BABYLON.Scene.FOGMODE_NONE) {
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+ this._effect.setFloat4("vFogInfos", scene.fogMode, scene.fogStart, scene.fogEnd, scene.fogDensity);
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+ this._effect.setColor3("vFogColor", scene.fogColor);
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+ }
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+ _super.prototype.bind.call(this, world, mesh);
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+ };
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+ PBRMaterial.prototype.getAnimatables = function () {
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+ var results = [];
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+ return results;
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+ };
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+ PBRMaterial.prototype.dispose = function (forceDisposeEffect) {
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+ _super.prototype.dispose.call(this, forceDisposeEffect);
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+ };
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+ PBRMaterial.prototype.clone = function (name) {
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+ var newPBRMaterial = new PBRMaterial(name, this.getScene());
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+ // Base material
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+ this.copyTo(newPBRMaterial);
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+ // PBRMaterial material
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+ newPBRMaterial.albedoColor = this.albedoColor.clone();
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+ return newPBRMaterial;
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+ };
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+ return PBRMaterial;
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+ })(BABYLON.Material);
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+ BABYLON.PBRMaterial = PBRMaterial;
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+})(BABYLON || (BABYLON = {}));
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+//# sourceMappingURL=babylon.pbrMaterial.js.map
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