Babylon.js/dist/modules/shadows/es6.js

import * as postProcesses from 'babylonjs/postProcesses/es6';
var __assign = (this && this.__assign) || Object.assign || function(t) {
    for (var s, i = 1, n = arguments.length; i < n; i++) {
        s = arguments[i];
        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
            t[p] = s[p];
    }
    return t;
};
var BABYLON;
(function (BABYLON) {
    var ShadowGenerator = /** @class */ (function () {
        /**
         * Creates a ShadowGenerator object.
         * A ShadowGenerator is the required tool to use the shadows.
         * Each light casting shadows needs to use its own ShadowGenerator.
         * Required parameters :
         * - `mapSize` (integer): the size of the texture what stores the shadows. Example : 1024.
         * - `light`: the light object generating the shadows.
         * - `useFullFloatFirst`: by default the generator will try to use half float textures but if you need precision (for self shadowing for instance), you can use this option to enforce full float texture.
         * Documentation : http://doc.babylonjs.com/tutorials/shadows
         */
        function ShadowGenerator(mapSize, light, useFullFloatFirst) {
            // Members
            this._bias = 0.00005;
            this._blurBoxOffset = 1;
            this._blurScale = 2;
            this._blurKernel = 1;
            this._useKernelBlur = false;
            this._filter = ShadowGenerator.FILTER_NONE;
            this._darkness = 0;
            this._transparencyShadow = false;
            /**
             * Controls the extent to which the shadows fade out at the edge of the frustum
             * Used only by directionals and spots
             */
            this.frustumEdgeFalloff = 0;
            this.forceBackFacesOnly = false;
            this._lightDirection = BABYLON.Vector3.Zero();
            this._viewMatrix = BABYLON.Matrix.Zero();
            this._projectionMatrix = BABYLON.Matrix.Zero();
            this._transformMatrix = BABYLON.Matrix.Zero();
            this._currentFaceIndex = 0;
            this._currentFaceIndexCache = 0;
            this._defaultTextureMatrix = BABYLON.Matrix.Identity();
            this._mapSize = mapSize;
            this._light = light;
            this._scene = light.getScene();
            light._shadowGenerator = this;
            // Texture type fallback from float to int if not supported.
            var caps = this._scene.getEngine().getCaps();
            if (!useFullFloatFirst) {
                if (caps.textureHalfFloatRender && caps.textureHalfFloatLinearFiltering) {
                    this._textureType = BABYLON.Engine.TEXTURETYPE_HALF_FLOAT;
                }
                else if (caps.textureFloatRender && caps.textureFloatLinearFiltering) {
                    this._textureType = BABYLON.Engine.TEXTURETYPE_FLOAT;
                }
                else {
                    this._textureType = BABYLON.Engine.TEXTURETYPE_UNSIGNED_INT;
                }
            }
            else {
                if (caps.textureFloatRender && caps.textureFloatLinearFiltering) {
                    this._textureType = BABYLON.Engine.TEXTURETYPE_FLOAT;
                }
                else if (caps.textureHalfFloatRender && caps.textureHalfFloatLinearFiltering) {
                    this._textureType = BABYLON.Engine.TEXTURETYPE_HALF_FLOAT;
                }
                else {
                    this._textureType = BABYLON.Engine.TEXTURETYPE_UNSIGNED_INT;
                }
            }
            this._initializeGenerator();
        }
        Object.defineProperty(ShadowGenerator, "FILTER_NONE", {
            // Static
            get: function () {
                return ShadowGenerator._FILTER_NONE;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator, "FILTER_POISSONSAMPLING", {
            get: function () {
                return ShadowGenerator._FILTER_POISSONSAMPLING;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator, "FILTER_EXPONENTIALSHADOWMAP", {
            get: function () {
                return ShadowGenerator._FILTER_EXPONENTIALSHADOWMAP;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator, "FILTER_BLUREXPONENTIALSHADOWMAP", {
            get: function () {
                return ShadowGenerator._FILTER_BLUREXPONENTIALSHADOWMAP;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator, "FILTER_CLOSEEXPONENTIALSHADOWMAP", {
            get: function () {
                return ShadowGenerator._FILTER_CLOSEEXPONENTIALSHADOWMAP;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator, "FILTER_BLURCLOSEEXPONENTIALSHADOWMAP", {
            get: function () {
                return ShadowGenerator._FILTER_BLURCLOSEEXPONENTIALSHADOWMAP;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "bias", {
            get: function () {
                return this._bias;
            },
            set: function (bias) {
                this._bias = bias;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "blurBoxOffset", {
            get: function () {
                return this._blurBoxOffset;
            },
            set: function (value) {
                if (this._blurBoxOffset === value) {
                    return;
                }
                this._blurBoxOffset = value;
                this._disposeBlurPostProcesses();
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "blurScale", {
            get: function () {
                return this._blurScale;
            },
            set: function (value) {
                if (this._blurScale === value) {
                    return;
                }
                this._blurScale = value;
                this._disposeBlurPostProcesses();
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "blurKernel", {
            get: function () {
                return this._blurKernel;
            },
            set: function (value) {
                if (this._blurKernel === value) {
                    return;
                }
                this._blurKernel = value;
                this._disposeBlurPostProcesses();
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useKernelBlur", {
            get: function () {
                return this._useKernelBlur;
            },
            set: function (value) {
                if (this._useKernelBlur === value) {
                    return;
                }
                this._useKernelBlur = value;
                this._disposeBlurPostProcesses();
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "depthScale", {
            get: function () {
                return this._depthScale !== undefined ? this._depthScale : this._light.getDepthScale();
            },
            set: function (value) {
                this._depthScale = value;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "filter", {
            get: function () {
                return this._filter;
            },
            set: function (value) {
                // Blurring the cubemap is going to be too expensive. Reverting to unblurred version
                if (this._light.needCube()) {
                    if (value === ShadowGenerator.FILTER_BLUREXPONENTIALSHADOWMAP) {
                        this.useExponentialShadowMap = true;
                        return;
                    }
                    else if (value === ShadowGenerator.FILTER_BLURCLOSEEXPONENTIALSHADOWMAP) {
                        this.useCloseExponentialShadowMap = true;
                        return;
                    }
                }
                if (this._filter === value) {
                    return;
                }
                this._filter = value;
                this._disposeBlurPostProcesses();
                this._applyFilterValues();
                this._light._markMeshesAsLightDirty();
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "usePoissonSampling", {
            get: function () {
                return this.filter === ShadowGenerator.FILTER_POISSONSAMPLING;
            },
            set: function (value) {
                if (!value && this.filter !== ShadowGenerator.FILTER_POISSONSAMPLING) {
                    return;
                }
                this.filter = (value ? ShadowGenerator.FILTER_POISSONSAMPLING : ShadowGenerator.FILTER_NONE);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useVarianceShadowMap", {
            get: function () {
                BABYLON.Tools.Warn("VSM are now replaced by ESM. Please use useExponentialShadowMap instead.");
                return this.useExponentialShadowMap;
            },
            set: function (value) {
                BABYLON.Tools.Warn("VSM are now replaced by ESM. Please use useExponentialShadowMap instead.");
                this.useExponentialShadowMap = value;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useBlurVarianceShadowMap", {
            get: function () {
                BABYLON.Tools.Warn("VSM are now replaced by ESM. Please use useBlurExponentialShadowMap instead.");
                return this.useBlurExponentialShadowMap;
            },
            set: function (value) {
                BABYLON.Tools.Warn("VSM are now replaced by ESM. Please use useBlurExponentialShadowMap instead.");
                this.useBlurExponentialShadowMap = value;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useExponentialShadowMap", {
            get: function () {
                return this.filter === ShadowGenerator.FILTER_EXPONENTIALSHADOWMAP;
            },
            set: function (value) {
                if (!value && this.filter !== ShadowGenerator.FILTER_EXPONENTIALSHADOWMAP) {
                    return;
                }
                this.filter = (value ? ShadowGenerator.FILTER_EXPONENTIALSHADOWMAP : ShadowGenerator.FILTER_NONE);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useBlurExponentialShadowMap", {
            get: function () {
                return this.filter === ShadowGenerator.FILTER_BLUREXPONENTIALSHADOWMAP;
            },
            set: function (value) {
                if (!value && this.filter !== ShadowGenerator.FILTER_BLUREXPONENTIALSHADOWMAP) {
                    return;
                }
                this.filter = (value ? ShadowGenerator.FILTER_BLUREXPONENTIALSHADOWMAP : ShadowGenerator.FILTER_NONE);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useCloseExponentialShadowMap", {
            get: function () {
                return this.filter === ShadowGenerator.FILTER_CLOSEEXPONENTIALSHADOWMAP;
            },
            set: function (value) {
                if (!value && this.filter !== ShadowGenerator.FILTER_CLOSEEXPONENTIALSHADOWMAP) {
                    return;
                }
                this.filter = (value ? ShadowGenerator.FILTER_CLOSEEXPONENTIALSHADOWMAP : ShadowGenerator.FILTER_NONE);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(ShadowGenerator.prototype, "useBlurCloseExponentialShadowMap", {
            get: function () {
                return this.filter === ShadowGenerator.FILTER_BLURCLOSEEXPONENTIALSHADOWMAP;
            },
            set: function (value) {
                if (!value && this.filter !== ShadowGenerator.FILTER_BLURCLOSEEXPONENTIALSHADOWMAP) {
                    return;
                }
                this.filter = (value ? ShadowGenerator.FILTER_BLURCLOSEEXPONENTIALSHADOWMAP : ShadowGenerator.FILTER_NONE);
            },
            enumerable: true,
            configurable: true
        });
        /**
         * Returns the darkness value (float).
         */
        ShadowGenerator.prototype.getDarkness = function () {
            return this._darkness;
        };
        /**
         * Sets the ShadowGenerator darkness value (float <= 1.0).
         * Returns the ShadowGenerator.
         */
        ShadowGenerator.prototype.setDarkness = function (darkness) {
            if (darkness >= 1.0)
                this._darkness = 1.0;
            else if (darkness <= 0.0)
                this._darkness = 0.0;
            else
                this._darkness = darkness;
            return this;
        };
        /**
         * Sets the ability to have transparent shadow (boolean).
         * Returns the ShadowGenerator.
         */
        ShadowGenerator.prototype.setTransparencyShadow = function (hasShadow) {
            this._transparencyShadow = hasShadow;
            return this;
        };
        /**
         * Returns a RenderTargetTexture object : the shadow map texture.
         */
        ShadowGenerator.prototype.getShadowMap = function () {
            return this._shadowMap;
        };
        /**
         * Returns the most ready computed shadow map as a RenderTargetTexture object.
         */
        ShadowGenerator.prototype.getShadowMapForRendering = function () {
            if (this._shadowMap2) {
                return this._shadowMap2;
            }
            return this._shadowMap;
        };
        /**
         * Helper function to add a mesh and its descendants to the list of shadow casters
         * @param mesh Mesh to add
         * @param includeDescendants boolean indicating if the descendants should be added. Default to true
         */
        ShadowGenerator.prototype.addShadowCaster = function (mesh, includeDescendants) {
            if (includeDescendants === void 0) { includeDescendants = true; }
            if (!this._shadowMap) {
                return this;
            }
            if (!this._shadowMap.renderList) {
                this._shadowMap.renderList = [];
            }
            this._shadowMap.renderList.push(mesh);
            if (includeDescendants) {
                (_a = this._shadowMap.renderList).push.apply(_a, mesh.getChildMeshes());
            }
            return this;
            var _a;
        };
        /**
         * Helper function to remove a mesh and its descendants from the list of shadow casters
         * @param mesh Mesh to remove
         * @param includeDescendants boolean indicating if the descendants should be removed. Default to true
         */
        ShadowGenerator.prototype.removeShadowCaster = function (mesh, includeDescendants) {
            if (includeDescendants === void 0) { includeDescendants = true; }
            if (!this._shadowMap || !this._shadowMap.renderList) {
                return this;
            }
            var index = this._shadowMap.renderList.indexOf(mesh);
            if (index !== -1) {
                this._shadowMap.renderList.splice(index, 1);
            }
            if (includeDescendants) {
                for (var _i = 0, _a = mesh.getChildren(); _i < _a.length; _i++) {
                    var child = _a[_i];
                    this.removeShadowCaster(child);
                }
            }
            return this;
        };
        /**
         * Returns the associated light object.
         */
        ShadowGenerator.prototype.getLight = function () {
            return this._light;
        };
        ShadowGenerator.prototype._initializeGenerator = function () {
            this._light._markMeshesAsLightDirty();
            this._initializeShadowMap();
        };
        ShadowGenerator.prototype._initializeShadowMap = function () {
            var _this = this;
            // Render target
            this._shadowMap = new BABYLON.RenderTargetTexture(this._light.name + "_shadowMap", this._mapSize, this._scene, false, true, this._textureType, this._light.needCube());
            this._shadowMap.wrapU = BABYLON.Texture.CLAMP_ADDRESSMODE;
            this._shadowMap.wrapV = BABYLON.Texture.CLAMP_ADDRESSMODE;
            this._shadowMap.anisotropicFilteringLevel = 1;
            this._shadowMap.updateSamplingMode(BABYLON.Texture.BILINEAR_SAMPLINGMODE);
            this._shadowMap.renderParticles = false;
            this._shadowMap.ignoreCameraViewport = true;
            // Record Face Index before render.
            this._shadowMap.onBeforeRenderObservable.add(function (faceIndex) {
                _this._currentFaceIndex = faceIndex;
            });
            // Custom render function.
            this._shadowMap.customRenderFunction = this._renderForShadowMap.bind(this);
            // Blur if required afer render.
            this._shadowMap.onAfterUnbindObservable.add(function () {
                if (!_this.useBlurExponentialShadowMap && !_this.useBlurCloseExponentialShadowMap) {
                    return;
                }
                if (!_this._blurPostProcesses || !_this._blurPostProcesses.length) {
                    _this._initializeBlurRTTAndPostProcesses();
                }
                var shadowMap = _this.getShadowMapForRendering();
                if (shadowMap) {
                    _this._scene.postProcessManager.directRender(_this._blurPostProcesses, shadowMap.getInternalTexture(), true);
                }
            });
            // Clear according to the chosen filter.
            this._shadowMap.onClearObservable.add(function (engine) {
                if (_this.useExponentialShadowMap || _this.useBlurExponentialShadowMap) {
                    engine.clear(new BABYLON.Color4(0, 0, 0, 0), true, true, true);
                }
                else {
                    engine.clear(new BABYLON.Color4(1.0, 1.0, 1.0, 1.0), true, true, true);
                }
            });
        };
        ShadowGenerator.prototype._initializeBlurRTTAndPostProcesses = function () {
            var _this = this;
            var engine = this._scene.getEngine();
            var targetSize = this._mapSize / this.blurScale;
            if (!this.useKernelBlur || this.blurScale !== 1.0) {
                this._shadowMap2 = new BABYLON.RenderTargetTexture(this._light.name + "_shadowMap2", targetSize, this._scene, false, true, this._textureType);
                this._shadowMap2.wrapU = BABYLON.Texture.CLAMP_ADDRESSMODE;
                this._shadowMap2.wrapV = BABYLON.Texture.CLAMP_ADDRESSMODE;
                this._shadowMap2.updateSamplingMode(BABYLON.Texture.BILINEAR_SAMPLINGMODE);
            }
            if (this.useKernelBlur) {
                this._kernelBlurXPostprocess = new BABYLON.BlurPostProcess(this._light.name + "KernelBlurX", new BABYLON.Vector2(1, 0), this.blurKernel, 1.0, null, BABYLON.Texture.BILINEAR_SAMPLINGMODE, engine, false, this._textureType);
                this._kernelBlurXPostprocess.width = targetSize;
                this._kernelBlurXPostprocess.height = targetSize;
                this._kernelBlurXPostprocess.onApplyObservable.add(function (effect) {
                    effect.setTexture("textureSampler", _this._shadowMap);
                });
                this._kernelBlurYPostprocess = new BABYLON.BlurPostProcess(this._light.name + "KernelBlurY", new BABYLON.Vector2(0, 1), this.blurKernel, 1.0, null, BABYLON.Texture.BILINEAR_SAMPLINGMODE, engine, false, this._textureType);
                this._kernelBlurXPostprocess.autoClear = false;
                this._kernelBlurYPostprocess.autoClear = false;
                if (this._textureType === BABYLON.Engine.TEXTURETYPE_UNSIGNED_INT) {
                    this._kernelBlurXPostprocess.packedFloat = true;
                    this._kernelBlurYPostprocess.packedFloat = true;
                }
                this._blurPostProcesses = [this._kernelBlurXPostprocess, this._kernelBlurYPostprocess];
            }
            else {
                this._boxBlurPostprocess = new BABYLON.PostProcess(this._light.name + "DepthBoxBlur", "depthBoxBlur", ["screenSize", "boxOffset"], [], 1.0, null, BABYLON.Texture.BILINEAR_SAMPLINGMODE, engine, false, "#define OFFSET " + this._blurBoxOffset, this._textureType);
                this._boxBlurPostprocess.onApplyObservable.add(function (effect) {
                    effect.setFloat2("screenSize", targetSize, targetSize);
                    effect.setTexture("textureSampler", _this._shadowMap);
                });
                this._boxBlurPostprocess.autoClear = false;
                this._blurPostProcesses = [this._boxBlurPostprocess];
            }
        };
        ShadowGenerator.prototype._renderForShadowMap = function (opaqueSubMeshes, alphaTestSubMeshes, transparentSubMeshes, depthOnlySubMeshes) {
            var index;
            var engine = this._scene.getEngine();
            if (depthOnlySubMeshes.length) {
                engine.setColorWrite(false);
                for (index = 0; index < depthOnlySubMeshes.length; index++) {
                    this._renderSubMeshForShadowMap(depthOnlySubMeshes.data[index]);
                }
                engine.setColorWrite(true);
            }
            for (index = 0; index < opaqueSubMeshes.length; index++) {
                this._renderSubMeshForShadowMap(opaqueSubMeshes.data[index]);
            }
            for (index = 0; index < alphaTestSubMeshes.length; index++) {
                this._renderSubMeshForShadowMap(alphaTestSubMeshes.data[index]);
            }
            if (this._transparencyShadow) {
                for (index = 0; index < transparentSubMeshes.length; index++) {
                    this._renderSubMeshForShadowMap(transparentSubMeshes.data[index]);
                }
            }
        };
        ShadowGenerator.prototype._renderSubMeshForShadowMap = function (subMesh) {
            var _this = this;
            var mesh = subMesh.getRenderingMesh();
            var scene = this._scene;
            var engine = scene.getEngine();
            var material = subMesh.getMaterial();
            if (!material) {
                return;
            }
            // Culling
            engine.setState(material.backFaceCulling);
            // Managing instances
            var batch = mesh._getInstancesRenderList(subMesh._id);
            if (batch.mustReturn) {
                return;
            }
            var hardwareInstancedRendering = (engine.getCaps().instancedArrays) && (batch.visibleInstances[subMesh._id] !== null) && (batch.visibleInstances[subMesh._id] !== undefined);
            if (this.isReady(subMesh, hardwareInstancedRendering)) {
                engine.enableEffect(this._effect);
                mesh._bind(subMesh, this._effect, BABYLON.Material.TriangleFillMode);
                this._effect.setFloat2("biasAndScale", this.bias, this.depthScale);
                this._effect.setMatrix("viewProjection", this.getTransformMatrix());
                this._effect.setVector3("lightPosition", this.getLight().position);
                if (scene.activeCamera) {
                    this._effect.setFloat2("depthValues", this.getLight().getDepthMinZ(scene.activeCamera), this.getLight().getDepthMinZ(scene.activeCamera) + this.getLight().getDepthMaxZ(scene.activeCamera));
                }
                // Alpha test
                if (material && material.needAlphaTesting()) {
                    var alphaTexture = material.getAlphaTestTexture();
                    if (alphaTexture) {
                        this._effect.setTexture("diffuseSampler", alphaTexture);
                        this._effect.setMatrix("diffuseMatrix", alphaTexture.getTextureMatrix() || this._defaultTextureMatrix);
                    }
                }
                // Bones
                if (mesh.useBones && mesh.computeBonesUsingShaders) {
                    this._effect.setMatrices("mBones", mesh.skeleton.getTransformMatrices((mesh)));
                }
                if (this.forceBackFacesOnly) {
                    engine.setState(true, 0, false, true);
                }
                // Draw
                mesh._processRendering(subMesh, this._effect, BABYLON.Material.TriangleFillMode, batch, hardwareInstancedRendering, function (isInstance, world) { return _this._effect.setMatrix("world", world); });
                if (this.forceBackFacesOnly) {
                    engine.setState(true, 0, false, false);
                }
            }
            else {
                // Need to reset refresh rate of the shadowMap
                if (this._shadowMap) {
                    this._shadowMap.resetRefreshCounter();
                }
            }
        };
        ShadowGenerator.prototype._applyFilterValues = function () {
            if (!this._shadowMap) {
                return;
            }
            if (this.filter === ShadowGenerator.FILTER_NONE) {
                this._shadowMap.updateSamplingMode(BABYLON.Texture.NEAREST_SAMPLINGMODE);
            }
            else {
                this._shadowMap.updateSamplingMode(BABYLON.Texture.BILINEAR_SAMPLINGMODE);
            }
        };
        /**
         * Force shader compilation including textures ready check
         */
        ShadowGenerator.prototype.forceCompilation = function (onCompiled, options) {
            var _this = this;
            var localOptions = __assign({ useInstances: false }, options);
            var shadowMap = this.getShadowMap();
            if (!shadowMap) {
                if (onCompiled) {
                    onCompiled(this);
                }
                return;
            }
            var renderList = shadowMap.renderList;
            if (!renderList) {
                if (onCompiled) {
                    onCompiled(this);
                }
                return;
            }
            var subMeshes = new Array();
            for (var _i = 0, renderList_1 = renderList; _i < renderList_1.length; _i++) {
                var mesh = renderList_1[_i];
                subMeshes.push.apply(subMeshes, mesh.subMeshes);
            }
            if (subMeshes.length === 0) {
                if (onCompiled) {
                    onCompiled(this);
                }
                return;
            }
            var currentIndex = 0;
            var checkReady = function () {
                if (!_this._scene || !_this._scene.getEngine()) {
                    return;
                }
                while (_this.isReady(subMeshes[currentIndex], localOptions.useInstances)) {
                    currentIndex++;
                    if (currentIndex >= subMeshes.length) {
                        if (onCompiled) {
                            onCompiled(_this);
                        }
                        return;
                    }
                }
                setTimeout(checkReady, 16);
            };
            checkReady();
        };
        /**
         * Boolean : true when the ShadowGenerator is finally computed.
         */
        ShadowGenerator.prototype.isReady = function (subMesh, useInstances) {
            var defines = [];
            if (this._textureType !== BABYLON.Engine.TEXTURETYPE_UNSIGNED_INT) {
                defines.push("#define FLOAT");
            }
            if (this.useExponentialShadowMap || this.useBlurExponentialShadowMap) {
                defines.push("#define ESM");
            }
            var attribs = [BABYLON.VertexBuffer.PositionKind];
            var mesh = subMesh.getMesh();
            var material = subMesh.getMaterial();
            // Alpha test
            if (material && material.needAlphaTesting()) {
                var alphaTexture = material.getAlphaTestTexture();
                if (alphaTexture) {
                    defines.push("#define ALPHATEST");
                    if (mesh.isVerticesDataPresent(BABYLON.VertexBuffer.UVKind)) {
                        attribs.push(BABYLON.VertexBuffer.UVKind);
                        defines.push("#define UV1");
                    }
                    if (mesh.isVerticesDataPresent(BABYLON.VertexBuffer.UV2Kind)) {
                        if (alphaTexture.coordinatesIndex === 1) {
                            attribs.push(BABYLON.VertexBuffer.UV2Kind);
                            defines.push("#define UV2");
                        }
                    }
                }
            }
            // Bones
            if (mesh.useBones && mesh.computeBonesUsingShaders) {
                attribs.push(BABYLON.VertexBuffer.MatricesIndicesKind);
                attribs.push(BABYLON.VertexBuffer.MatricesWeightsKind);
                if (mesh.numBoneInfluencers > 4) {
                    attribs.push(BABYLON.VertexBuffer.MatricesIndicesExtraKind);
                    attribs.push(BABYLON.VertexBuffer.MatricesWeightsExtraKind);
                }
                defines.push("#define NUM_BONE_INFLUENCERS " + mesh.numBoneInfluencers);
                defines.push("#define BonesPerMesh " + (mesh.skeleton.bones.length + 1));
            }
            else {
                defines.push("#define NUM_BONE_INFLUENCERS 0");
            }
            // Instances
            if (useInstances) {
                defines.push("#define INSTANCES");
                attribs.push("world0");
                attribs.push("world1");
                attribs.push("world2");
                attribs.push("world3");
            }
            // Get correct effect
            var join = defines.join("\n");
            if (this._cachedDefines !== join) {
                this._cachedDefines = join;
                this._effect = this._scene.getEngine().createEffect("shadowMap", attribs, ["world", "mBones", "viewProjection", "diffuseMatrix", "lightPosition", "depthValues", "biasAndScale"], ["diffuseSampler"], join);
            }
            return this._effect.isReady();
        };
        /**
         * This creates the defines related to the standard BJS materials.
         */
        ShadowGenerator.prototype.prepareDefines = function (defines, lightIndex) {
            var scene = this._scene;
            var light = this._light;
            if (!scene.shadowsEnabled || !light.shadowEnabled) {
                return;
            }
            defines["SHADOW" + lightIndex] = true;
            if (this.usePoissonSampling) {
                defines["SHADOWPCF" + lightIndex] = true;
            }
            else if (this.useExponentialShadowMap || this.useBlurExponentialShadowMap) {
                defines["SHADOWESM" + lightIndex] = true;
            }
            else if (this.useCloseExponentialShadowMap || this.useBlurCloseExponentialShadowMap) {
                defines["SHADOWCLOSEESM" + lightIndex] = true;
            }
            if (light.needCube()) {
                defines["SHADOWCUBE" + lightIndex] = true;
            }
        };
        /**
         * This binds shadow lights related to the standard BJS materials.
         * It implies the unifroms available on the materials are the standard BJS ones.
         */
        ShadowGenerator.prototype.bindShadowLight = function (lightIndex, effect) {
            var light = this._light;
            var scene = this._scene;
            if (!scene.shadowsEnabled || !light.shadowEnabled) {
                return;
            }
            var camera = scene.activeCamera;
            if (!camera) {
                return;
            }
            var shadowMap = this.getShadowMap();
            if (!shadowMap) {
                return;
            }
            if (!light.needCube()) {
                effect.setMatrix("lightMatrix" + lightIndex, this.getTransformMatrix());
            }
            effect.setTexture("shadowSampler" + lightIndex, this.getShadowMapForRendering());
            light._uniformBuffer.updateFloat4("shadowsInfo", this.getDarkness(), this.blurScale / shadowMap.getSize().width, this.depthScale, this.frustumEdgeFalloff, lightIndex);
            light._uniformBuffer.updateFloat2("depthValues", this.getLight().getDepthMinZ(camera), this.getLight().getDepthMinZ(camera) + this.getLight().getDepthMaxZ(camera), lightIndex);
        };
        // Methods
        /**
         * Returns a Matrix object : the updated transformation matrix.
         */
        ShadowGenerator.prototype.getTransformMatrix = function () {
            var scene = this._scene;
            if (this._currentRenderID === scene.getRenderId() && this._currentFaceIndexCache === this._currentFaceIndex) {
                return this._transformMatrix;
            }
            this._currentRenderID = scene.getRenderId();
            this._currentFaceIndexCache = this._currentFaceIndex;
            var lightPosition = this._light.position;
            if (this._light.computeTransformedInformation()) {
                lightPosition = this._light.transformedPosition;
            }
            BABYLON.Vector3.NormalizeToRef(this._light.getShadowDirection(this._currentFaceIndex), this._lightDirection);
            if (Math.abs(BABYLON.Vector3.Dot(this._lightDirection, BABYLON.Vector3.Up())) === 1.0) {
                this._lightDirection.z = 0.0000000000001; // Required to avoid perfectly perpendicular light
            }
            if (this._light.needProjectionMatrixCompute() || !this._cachedPosition || !this._cachedDirection || !lightPosition.equals(this._cachedPosition) || !this._lightDirection.equals(this._cachedDirection)) {
                this._cachedPosition = lightPosition.clone();
                this._cachedDirection = this._lightDirection.clone();
                BABYLON.Matrix.LookAtLHToRef(lightPosition, lightPosition.add(this._lightDirection), BABYLON.Vector3.Up(), this._viewMatrix);
                var shadowMap = this.getShadowMap();
                if (shadowMap) {
                    var renderList = shadowMap.renderList;
                    if (renderList) {
                        this._light.setShadowProjectionMatrix(this._projectionMatrix, this._viewMatrix, renderList);
                    }
                }
                this._viewMatrix.multiplyToRef(this._projectionMatrix, this._transformMatrix);
            }
            return this._transformMatrix;
        };
        ShadowGenerator.prototype.recreateShadowMap = function () {
            var shadowMap = this._shadowMap;
            if (!shadowMap) {
                return;
            }
            // Track render list.
            var renderList = shadowMap.renderList;
            // Clean up existing data.
            this._disposeRTTandPostProcesses();
            // Reinitializes.
            this._initializeGenerator();
            // Reaffect the filter to ensure a correct fallback if necessary.
            this.filter = this.filter;
            // Reaffect the filter.
            this._applyFilterValues();
            // Reaffect Render List.
            this._shadowMap.renderList = renderList;
        };
        ShadowGenerator.prototype._disposeBlurPostProcesses = function () {
            if (this._shadowMap2) {
                this._shadowMap2.dispose();
                this._shadowMap2 = null;
            }
            if (this._downSamplePostprocess) {
                this._downSamplePostprocess.dispose();
                this._downSamplePostprocess = null;
            }
            if (this._boxBlurPostprocess) {
                this._boxBlurPostprocess.dispose();
                this._boxBlurPostprocess = null;
            }
            if (this._kernelBlurXPostprocess) {
                this._kernelBlurXPostprocess.dispose();
                this._kernelBlurXPostprocess = null;
            }
            if (this._kernelBlurYPostprocess) {
                this._kernelBlurYPostprocess.dispose();
                this._kernelBlurYPostprocess = null;
            }
            this._blurPostProcesses = [];
        };
        ShadowGenerator.prototype._disposeRTTandPostProcesses = function () {
            if (this._shadowMap) {
                this._shadowMap.dispose();
                this._shadowMap = null;
            }
            this._disposeBlurPostProcesses();
        };
        /**
         * Disposes the ShadowGenerator.
         * Returns nothing.
         */
        ShadowGenerator.prototype.dispose = function () {
            this._disposeRTTandPostProcesses();
            if (this._light) {
                this._light._shadowGenerator = null;
                this._light._markMeshesAsLightDirty();
            }
        };
        /**
         * Serializes the ShadowGenerator and returns a serializationObject.
         */
        ShadowGenerator.prototype.serialize = function () {
            var serializationObject = {};
            var shadowMap = this.getShadowMap();
            if (!shadowMap) {
                return serializationObject;
            }
            serializationObject.lightId = this._light.id;
            serializationObject.mapSize = shadowMap.getRenderSize();
            serializationObject.useExponentialShadowMap = this.useExponentialShadowMap;
            serializationObject.useBlurExponentialShadowMap = this.useBlurExponentialShadowMap;
            serializationObject.useCloseExponentialShadowMap = this.useBlurExponentialShadowMap;
            serializationObject.useBlurCloseExponentialShadowMap = this.useBlurExponentialShadowMap;
            serializationObject.usePoissonSampling = this.usePoissonSampling;
            serializationObject.forceBackFacesOnly = this.forceBackFacesOnly;
            serializationObject.depthScale = this.depthScale;
            serializationObject.darkness = this.getDarkness();
            serializationObject.blurBoxOffset = this.blurBoxOffset;
            serializationObject.blurKernel = this.blurKernel;
            serializationObject.blurScale = this.blurScale;
            serializationObject.useKernelBlur = this.useKernelBlur;
            serializationObject.transparencyShadow = this._transparencyShadow;
            serializationObject.renderList = [];
            if (shadowMap.renderList) {
                for (var meshIndex = 0; meshIndex < shadowMap.renderList.length; meshIndex++) {
                    var mesh = shadowMap.renderList[meshIndex];
                    serializationObject.renderList.push(mesh.id);
                }
            }
            return serializationObject;
        };
        /**
         * Parses a serialized ShadowGenerator and returns a new ShadowGenerator.
         */
        ShadowGenerator.Parse = function (parsedShadowGenerator, scene) {
            //casting to point light, as light is missing the position attr and typescript complains.
            var light = scene.getLightByID(parsedShadowGenerator.lightId);
            var shadowGenerator = new ShadowGenerator(parsedShadowGenerator.mapSize, light);
            var shadowMap = shadowGenerator.getShadowMap();
            for (var meshIndex = 0; meshIndex < parsedShadowGenerator.renderList.length; meshIndex++) {
                var meshes = scene.getMeshesByID(parsedShadowGenerator.renderList[meshIndex]);
                meshes.forEach(function (mesh) {
                    if (!shadowMap) {
                        return;
                    }
                    if (!shadowMap.renderList) {
                        shadowMap.renderList = [];
                    }
                    shadowMap.renderList.push(mesh);
                });
            }
            if (parsedShadowGenerator.usePoissonSampling) {
                shadowGenerator.usePoissonSampling = true;
            }
            else if (parsedShadowGenerator.useExponentialShadowMap) {
                shadowGenerator.useExponentialShadowMap = true;
            }
            else if (parsedShadowGenerator.useBlurExponentialShadowMap) {
                shadowGenerator.useBlurExponentialShadowMap = true;
            }
            else if (parsedShadowGenerator.useCloseExponentialShadowMap) {
                shadowGenerator.useCloseExponentialShadowMap = true;
            }
            else if (parsedShadowGenerator.useBlurCloseExponentialShadowMap) {
                shadowGenerator.useBlurCloseExponentialShadowMap = true;
            }
            else if (parsedShadowGenerator.useVarianceShadowMap) {
                shadowGenerator.useExponentialShadowMap = true;
            }
            else if (parsedShadowGenerator.useBlurVarianceShadowMap) {
                shadowGenerator.useBlurExponentialShadowMap = true;
            }
            if (parsedShadowGenerator.depthScale) {
                shadowGenerator.depthScale = parsedShadowGenerator.depthScale;
            }
            if (parsedShadowGenerator.blurScale) {
                shadowGenerator.blurScale = parsedShadowGenerator.blurScale;
            }
            if (parsedShadowGenerator.blurBoxOffset) {
                shadowGenerator.blurBoxOffset = parsedShadowGenerator.blurBoxOffset;
            }
            if (parsedShadowGenerator.useKernelBlur) {
                shadowGenerator.useKernelBlur = parsedShadowGenerator.useKernelBlur;
            }
            if (parsedShadowGenerator.blurKernel) {
                shadowGenerator.blurKernel = parsedShadowGenerator.blurKernel;
            }
            if (parsedShadowGenerator.bias !== undefined) {
                shadowGenerator.bias = parsedShadowGenerator.bias;
            }
            if (parsedShadowGenerator.darkness) {
                shadowGenerator.setDarkness(parsedShadowGenerator.darkness);
            }
            if (parsedShadowGenerator.transparencyShadow) {
                shadowGenerator.setTransparencyShadow(true);
            }
            shadowGenerator.forceBackFacesOnly = parsedShadowGenerator.forceBackFacesOnly;
            return shadowGenerator;
        };
        ShadowGenerator._FILTER_NONE = 0;
        ShadowGenerator._FILTER_EXPONENTIALSHADOWMAP = 1;
        ShadowGenerator._FILTER_POISSONSAMPLING = 2;
        ShadowGenerator._FILTER_BLUREXPONENTIALSHADOWMAP = 3;
        ShadowGenerator._FILTER_CLOSEEXPONENTIALSHADOWMAP = 4;
        ShadowGenerator._FILTER_BLURCLOSEEXPONENTIALSHADOWMAP = 5;
        return ShadowGenerator;
    }());
    BABYLON.ShadowGenerator = ShadowGenerator;
})(BABYLON || (BABYLON = {}));

//# sourceMappingURL=babylon.shadowGenerator.js.map

BABYLON.Effect.ShadersStore['defaultVertexShader'] = "#include<__decl__defaultVertex>\n\nattribute vec3 position;\n#ifdef NORMAL\nattribute vec3 normal;\n#endif\n#ifdef TANGENT\nattribute vec4 tangent;\n#endif\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<helperFunctions>\n#include<bonesDeclaration>\n\n#include<instancesDeclaration>\n#ifdef MAINUV1\nvarying vec2 vMainUV1;\n#endif\n#ifdef MAINUV2\nvarying vec2 vMainUV2;\n#endif\n#if defined(DIFFUSE) && DIFFUSEDIRECTUV == 0\nvarying vec2 vDiffuseUV;\n#endif\n#if defined(AMBIENT) && AMBIENTDIRECTUV == 0\nvarying vec2 vAmbientUV;\n#endif\n#if defined(OPACITY) && OPACITYDIRECTUV == 0\nvarying vec2 vOpacityUV;\n#endif\n#if defined(EMISSIVE) && EMISSIVEDIRECTUV == 0\nvarying vec2 vEmissiveUV;\n#endif\n#if defined(LIGHTMAP) && LIGHTMAPDIRECTUV == 0\nvarying vec2 vLightmapUV;\n#endif\n#if defined(SPECULAR) && defined(SPECULARTERM) && SPECULARDIRECTUV == 0\nvarying vec2 vSpecularUV;\n#endif\n#if defined(BUMP) && BUMPDIRECTUV == 0\nvarying vec2 vBumpUV;\n#endif\n\nvarying vec3 vPositionW;\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#endif\n#ifdef VERTEXCOLOR\nvarying vec4 vColor;\n#endif\n#include<bumpVertexDeclaration>\n#include<clipPlaneVertexDeclaration>\n#include<fogVertexDeclaration>\n#include<__decl__lightFragment>[0..maxSimultaneousLights]\n#include<morphTargetsVertexGlobalDeclaration>\n#include<morphTargetsVertexDeclaration>[0..maxSimultaneousMorphTargets]\n#ifdef REFLECTIONMAP_SKYBOX\nvarying vec3 vPositionUVW;\n#endif\n#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)\nvarying vec3 vDirectionW;\n#endif\n#include<logDepthDeclaration>\nvoid main(void) {\nvec3 positionUpdated=position;\n#ifdef NORMAL \nvec3 normalUpdated=normal;\n#endif\n#ifdef TANGENT\nvec4 tangentUpdated=tangent;\n#endif\n#include<morphTargetsVertex>[0..maxSimultaneousMorphTargets]\n#ifdef REFLECTIONMAP_SKYBOX\nvPositionUVW=positionUpdated;\n#endif \n#include<instancesVertex>\n#include<bonesVertex>\ngl_Position=viewProjection*finalWorld*vec4(positionUpdated,1.0);\nvec4 worldPos=finalWorld*vec4(positionUpdated,1.0);\nvPositionW=vec3(worldPos);\n#ifdef NORMAL\nmat3 normalWorld=mat3(finalWorld);\n#ifdef NONUNIFORMSCALING\nnormalWorld=transposeMat3(inverseMat3(normalWorld));\n#endif\nvNormalW=normalize(normalWorld*normalUpdated);\n#endif\n#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)\nvDirectionW=normalize(vec3(finalWorld*vec4(positionUpdated,0.0)));\n#endif\n\n#ifndef UV1\nvec2 uv=vec2(0.,0.);\n#endif\n#ifndef UV2\nvec2 uv2=vec2(0.,0.);\n#endif\n#ifdef MAINUV1\nvMainUV1=uv;\n#endif\n#ifdef MAINUV2\nvMainUV2=uv2;\n#endif\n#if defined(DIFFUSE) && DIFFUSEDIRECTUV == 0\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#endif\n#if defined(AMBIENT) && AMBIENTDIRECTUV == 0\nif (vAmbientInfos.x == 0.)\n{\nvAmbientUV=vec2(ambientMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvAmbientUV=vec2(ambientMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n#if defined(OPACITY) && OPACITYDIRECTUV == 0\nif (vOpacityInfos.x == 0.)\n{\nvOpacityUV=vec2(opacityMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvOpacityUV=vec2(opacityMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n#if defined(EMISSIVE) && EMISSIVEDIRECTUV == 0\nif (vEmissiveInfos.x == 0.)\n{\nvEmissiveUV=vec2(emissiveMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvEmissiveUV=vec2(emissiveMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n#if defined(LIGHTMAP) && LIGHTMAPDIRECTUV == 0\nif (vLightmapInfos.x == 0.)\n{\nvLightmapUV=vec2(lightmapMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvLightmapUV=vec2(lightmapMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n#if defined(SPECULAR) && defined(SPECULARTERM) && SPECULARDIRECTUV == 0\nif (vSpecularInfos.x == 0.)\n{\nvSpecularUV=vec2(specularMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvSpecularUV=vec2(specularMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n#if defined(BUMP) && BUMPDIRECTUV == 0\nif (vBumpInfos.x == 0.)\n{\nvBumpUV=vec2(bumpMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvBumpUV=vec2(bumpMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n#include<bumpVertex>\n#include<clipPlaneVertex>\n#include<fogVertex>\n#include<shadowsVertex>[0..maxSimultaneousLights]\n#ifdef VERTEXCOLOR\n\nvColor=color;\n#endif\n#include<pointCloudVertex>\n#include<logDepthVertex>\n}";
BABYLON.Effect.ShadersStore['defaultPixelShader'] = "#include<__decl__defaultFragment>\n#if defined(BUMP) || !defined(NORMAL)\n#extension GL_OES_standard_derivatives : enable\n#endif\n#ifdef LOGARITHMICDEPTH\n#extension GL_EXT_frag_depth : enable\n#endif\n\n#define RECIPROCAL_PI2 0.15915494\nuniform vec3 vEyePosition;\nuniform vec3 vAmbientColor;\n\nvarying vec3 vPositionW;\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#endif\n#ifdef VERTEXCOLOR\nvarying vec4 vColor;\n#endif\n#ifdef MAINUV1\nvarying vec2 vMainUV1;\n#endif\n#ifdef MAINUV2\nvarying vec2 vMainUV2;\n#endif\n\n#include<helperFunctions>\n\n#include<__decl__lightFragment>[0..maxSimultaneousLights]\n#include<lightsFragmentFunctions>\n#include<shadowsFragmentFunctions>\n\n#ifdef DIFFUSE\n#if DIFFUSEDIRECTUV == 1\n#define vDiffuseUV vMainUV1\n#elif DIFFUSEDIRECTUV == 2\n#define vDiffuseUV vMainUV2\n#else\nvarying vec2 vDiffuseUV;\n#endif\nuniform sampler2D diffuseSampler;\n#endif\n#ifdef AMBIENT\n#if AMBIENTDIRECTUV == 1\n#define vAmbientUV vMainUV1\n#elif AMBIENTDIRECTUV == 2\n#define vAmbientUV vMainUV2\n#else\nvarying vec2 vAmbientUV;\n#endif\nuniform sampler2D ambientSampler;\n#endif\n#ifdef OPACITY \n#if OPACITYDIRECTUV == 1\n#define vOpacityUV vMainUV1\n#elif OPACITYDIRECTUV == 2\n#define vOpacityUV vMainUV2\n#else\nvarying vec2 vOpacityUV;\n#endif\nuniform sampler2D opacitySampler;\n#endif\n#ifdef EMISSIVE\n#if EMISSIVEDIRECTUV == 1\n#define vEmissiveUV vMainUV1\n#elif EMISSIVEDIRECTUV == 2\n#define vEmissiveUV vMainUV2\n#else\nvarying vec2 vEmissiveUV;\n#endif\nuniform sampler2D emissiveSampler;\n#endif\n#ifdef LIGHTMAP\n#if LIGHTMAPDIRECTUV == 1\n#define vLightmapUV vMainUV1\n#elif LIGHTMAPDIRECTUV == 2\n#define vLightmapUV vMainUV2\n#else\nvarying vec2 vLightmapUV;\n#endif\nuniform sampler2D lightmapSampler;\n#endif\n#ifdef REFRACTION\n#ifdef REFRACTIONMAP_3D\nuniform samplerCube refractionCubeSampler;\n#else\nuniform sampler2D refraction2DSampler;\n#endif\n#endif\n#if defined(SPECULAR) && defined(SPECULARTERM)\n#if SPECULARDIRECTUV == 1\n#define vSpecularUV vMainUV1\n#elif SPECULARDIRECTUV == 2\n#define vSpecularUV vMainUV2\n#else\nvarying vec2 vSpecularUV;\n#endif\nuniform sampler2D specularSampler;\n#endif\n\n#include<fresnelFunction>\n\n#ifdef REFLECTION\n#ifdef REFLECTIONMAP_3D\nuniform samplerCube reflectionCubeSampler;\n#else\nuniform sampler2D reflection2DSampler;\n#endif\n#ifdef REFLECTIONMAP_SKYBOX\nvarying vec3 vPositionUVW;\n#else\n#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)\nvarying vec3 vDirectionW;\n#endif\n#endif\n#include<reflectionFunction>\n#endif\n#include<imageProcessingDeclaration>\n#include<imageProcessingFunctions>\n#include<bumpFragmentFunctions>\n#include<clipPlaneFragmentDeclaration>\n#include<logDepthDeclaration>\n#include<fogFragmentDeclaration>\nvoid main(void) {\n#include<clipPlaneFragment>\nvec3 viewDirectionW=normalize(vEyePosition-vPositionW);\n\nvec4 baseColor=vec4(1.,1.,1.,1.);\nvec3 diffuseColor=vDiffuseColor.rgb;\n\nfloat alpha=vDiffuseColor.a;\n\n#ifdef NORMAL\nvec3 normalW=normalize(vNormalW);\n#else\nvec3 normalW=normalize(-cross(dFdx(vPositionW),dFdy(vPositionW)));\n#endif\n#include<bumpFragment>\n#ifdef TWOSIDEDLIGHTING\nnormalW=gl_FrontFacing ? normalW : -normalW;\n#endif\n#ifdef DIFFUSE\nbaseColor=texture2D(diffuseSampler,vDiffuseUV+uvOffset);\n#ifdef ALPHATEST\nif (baseColor.a<0.4)\ndiscard;\n#endif\n#ifdef ALPHAFROMDIFFUSE\nalpha*=baseColor.a;\n#endif\nbaseColor.rgb*=vDiffuseInfos.y;\n#endif\n#include<depthPrePass>\n#ifdef VERTEXCOLOR\nbaseColor.rgb*=vColor.rgb;\n#endif\n\nvec3 baseAmbientColor=vec3(1.,1.,1.);\n#ifdef AMBIENT\nbaseAmbientColor=texture2D(ambientSampler,vAmbientUV+uvOffset).rgb*vAmbientInfos.y;\n#endif\n\n#ifdef SPECULARTERM\nfloat glossiness=vSpecularColor.a;\nvec3 specularColor=vSpecularColor.rgb;\n#ifdef SPECULAR\nvec4 specularMapColor=texture2D(specularSampler,vSpecularUV+uvOffset);\nspecularColor=specularMapColor.rgb;\n#ifdef GLOSSINESS\nglossiness=glossiness*specularMapColor.a;\n#endif\n#endif\n#else\nfloat glossiness=0.;\n#endif\n\nvec3 diffuseBase=vec3(0.,0.,0.);\nlightingInfo info;\n#ifdef SPECULARTERM\nvec3 specularBase=vec3(0.,0.,0.);\n#endif\nfloat shadow=1.;\n#ifdef LIGHTMAP\nvec3 lightmapColor=texture2D(lightmapSampler,vLightmapUV+uvOffset).rgb*vLightmapInfos.y;\n#endif\n#include<lightFragment>[0..maxSimultaneousLights]\n\nvec3 refractionColor=vec3(0.,0.,0.);\n#ifdef REFRACTION\nvec3 refractionVector=normalize(refract(-viewDirectionW,normalW,vRefractionInfos.y));\n#ifdef REFRACTIONMAP_3D\nrefractionVector.y=refractionVector.y*vRefractionInfos.w;\nif (dot(refractionVector,viewDirectionW)<1.0)\n{\nrefractionColor=textureCube(refractionCubeSampler,refractionVector).rgb*vRefractionInfos.x;\n}\n#else\nvec3 vRefractionUVW=vec3(refractionMatrix*(view*vec4(vPositionW+refractionVector*vRefractionInfos.z,1.0)));\nvec2 refractionCoords=vRefractionUVW.xy/vRefractionUVW.z;\nrefractionCoords.y=1.0-refractionCoords.y;\nrefractionColor=texture2D(refraction2DSampler,refractionCoords).rgb*vRefractionInfos.x;\n#endif\n#endif\n\nvec3 reflectionColor=vec3(0.,0.,0.);\n#ifdef REFLECTION\nvec3 vReflectionUVW=computeReflectionCoords(vec4(vPositionW,1.0),normalW);\n#ifdef REFLECTIONMAP_3D\n#ifdef ROUGHNESS\nfloat bias=vReflectionInfos.y;\n#ifdef SPECULARTERM\n#ifdef SPECULAR\n#ifdef GLOSSINESS\nbias*=(1.0-specularMapColor.a);\n#endif\n#endif\n#endif\nreflectionColor=textureCube(reflectionCubeSampler,vReflectionUVW,bias).rgb*vReflectionInfos.x;\n#else\nreflectionColor=textureCube(reflectionCubeSampler,vReflectionUVW).rgb*vReflectionInfos.x;\n#endif\n#else\nvec2 coords=vReflectionUVW.xy;\n#ifdef REFLECTIONMAP_PROJECTION\ncoords/=vReflectionUVW.z;\n#endif\ncoords.y=1.0-coords.y;\nreflectionColor=texture2D(reflection2DSampler,coords).rgb*vReflectionInfos.x;\n#endif\n#ifdef REFLECTIONFRESNEL\nfloat reflectionFresnelTerm=computeFresnelTerm(viewDirectionW,normalW,reflectionRightColor.a,reflectionLeftColor.a);\n#ifdef REFLECTIONFRESNELFROMSPECULAR\n#ifdef SPECULARTERM\nreflectionColor*=specularColor.rgb*(1.0-reflectionFresnelTerm)+reflectionFresnelTerm*reflectionRightColor.rgb;\n#else\nreflectionColor*=reflectionLeftColor.rgb*(1.0-reflectionFresnelTerm)+reflectionFresnelTerm*reflectionRightColor.rgb;\n#endif\n#else\nreflectionColor*=reflectionLeftColor.rgb*(1.0-reflectionFresnelTerm)+reflectionFresnelTerm*reflectionRightColor.rgb;\n#endif\n#endif\n#endif\n#ifdef REFRACTIONFRESNEL\nfloat refractionFresnelTerm=computeFresnelTerm(viewDirectionW,normalW,refractionRightColor.a,refractionLeftColor.a);\nrefractionColor*=refractionLeftColor.rgb*(1.0-refractionFresnelTerm)+refractionFresnelTerm*refractionRightColor.rgb;\n#endif\n#ifdef OPACITY\nvec4 opacityMap=texture2D(opacitySampler,vOpacityUV+uvOffset);\n#ifdef OPACITYRGB\nopacityMap.rgb=opacityMap.rgb*vec3(0.3,0.59,0.11);\nalpha*=(opacityMap.x+opacityMap.y+opacityMap.z)* vOpacityInfos.y;\n#else\nalpha*=opacityMap.a*vOpacityInfos.y;\n#endif\n#endif\n#ifdef VERTEXALPHA\nalpha*=vColor.a;\n#endif\n#ifdef OPACITYFRESNEL\nfloat opacityFresnelTerm=computeFresnelTerm(viewDirectionW,normalW,opacityParts.z,opacityParts.w);\nalpha+=opacityParts.x*(1.0-opacityFresnelTerm)+opacityFresnelTerm*opacityParts.y;\n#endif\n\nvec3 emissiveColor=vEmissiveColor;\n#ifdef EMISSIVE\nemissiveColor+=texture2D(emissiveSampler,vEmissiveUV+uvOffset).rgb*vEmissiveInfos.y;\n#endif\n#ifdef EMISSIVEFRESNEL\nfloat emissiveFresnelTerm=computeFresnelTerm(viewDirectionW,normalW,emissiveRightColor.a,emissiveLeftColor.a);\nemissiveColor*=emissiveLeftColor.rgb*(1.0-emissiveFresnelTerm)+emissiveFresnelTerm*emissiveRightColor.rgb;\n#endif\n\n#ifdef DIFFUSEFRESNEL\nfloat diffuseFresnelTerm=computeFresnelTerm(viewDirectionW,normalW,diffuseRightColor.a,diffuseLeftColor.a);\ndiffuseBase*=diffuseLeftColor.rgb*(1.0-diffuseFresnelTerm)+diffuseFresnelTerm*diffuseRightColor.rgb;\n#endif\n\n#ifdef EMISSIVEASILLUMINATION\nvec3 finalDiffuse=clamp(diffuseBase*diffuseColor+vAmbientColor,0.0,1.0)*baseColor.rgb;\n#else\n#ifdef LINKEMISSIVEWITHDIFFUSE\nvec3 finalDiffuse=clamp((diffuseBase+emissiveColor)*diffuseColor+vAmbientColor,0.0,1.0)*baseColor.rgb;\n#else\nvec3 finalDiffuse=clamp(diffuseBase*diffuseColor+emissiveColor+vAmbientColor,0.0,1.0)*baseColor.rgb;\n#endif\n#endif\n#ifdef SPECULARTERM\nvec3 finalSpecular=specularBase*specularColor;\n#ifdef SPECULAROVERALPHA\nalpha=clamp(alpha+dot(finalSpecular,vec3(0.3,0.59,0.11)),0.,1.);\n#endif\n#else\nvec3 finalSpecular=vec3(0.0);\n#endif\n#ifdef REFLECTIONOVERALPHA\nalpha=clamp(alpha+dot(reflectionColor,vec3(0.3,0.59,0.11)),0.,1.);\n#endif\n\n#ifdef EMISSIVEASILLUMINATION\nvec4 color=vec4(clamp(finalDiffuse*baseAmbientColor+finalSpecular+reflectionColor+emissiveColor+refractionColor,0.0,1.0),alpha);\n#else\nvec4 color=vec4(finalDiffuse*baseAmbientColor+finalSpecular+reflectionColor+refractionColor,alpha);\n#endif\n\n#ifdef LIGHTMAP\n#ifndef LIGHTMAPEXCLUDED\n#ifdef USELIGHTMAPASSHADOWMAP\ncolor.rgb*=lightmapColor;\n#else\ncolor.rgb+=lightmapColor;\n#endif\n#endif\n#endif\n#include<logDepthFragment>\n#include<fogFragment>\n\n\n#ifdef IMAGEPROCESSINGPOSTPROCESS\ncolor.rgb=toLinearSpace(color.rgb);\n#else\n#ifdef IMAGEPROCESSING\ncolor.rgb=toLinearSpace(color.rgb);\ncolor=applyImageProcessing(color);\n#endif\n#endif\n#ifdef PREMULTIPLYALPHA\n\ncolor.rgb*=color.a;\n#endif\ngl_FragColor=color;\n}";
BABYLON.Effect.ShadersStore['postprocessVertexShader'] = "\nattribute vec2 position;\nuniform vec2 scale;\n\nvarying vec2 vUV;\nconst vec2 madd=vec2(0.5,0.5);\nvoid main(void) { \nvUV=(position*madd+madd)*scale;\ngl_Position=vec4(position,0.0,1.0);\n}";
BABYLON.Effect.ShadersStore['passPixelShader'] = "\nvarying vec2 vUV;\nuniform sampler2D textureSampler;\nvoid main(void) \n{\ngl_FragColor=texture2D(textureSampler,vUV);\n}";
BABYLON.Effect.ShadersStore['shadowMapVertexShader'] = "\nattribute vec3 position;\n#include<bonesDeclaration>\n\n#include<instancesDeclaration>\nuniform mat4 viewProjection;\nuniform vec2 biasAndScale;\nuniform vec2 depthValues;\nvarying float vDepthMetric;\n#ifdef ALPHATEST\nvarying vec2 vUV;\nuniform mat4 diffuseMatrix;\n#ifdef UV1\nattribute vec2 uv;\n#endif\n#ifdef UV2\nattribute vec2 uv2;\n#endif\n#endif\nvoid main(void)\n{\n#include<instancesVertex>\n#include<bonesVertex>\nvec4 worldPos=finalWorld*vec4(position,1.0);\ngl_Position=viewProjection*worldPos;\nvDepthMetric=((gl_Position.z+depthValues.x)/(depthValues.y))+biasAndScale.x;\n#ifdef ALPHATEST\n#ifdef UV1\nvUV=vec2(diffuseMatrix*vec4(uv,1.0,0.0));\n#endif\n#ifdef UV2\nvUV=vec2(diffuseMatrix*vec4(uv2,1.0,0.0));\n#endif\n#endif\n}";
BABYLON.Effect.ShadersStore['shadowMapPixelShader'] = "#ifndef FLOAT\nvec4 pack(float depth)\n{\nconst vec4 bit_shift=vec4(255.0*255.0*255.0,255.0*255.0,255.0,1.0);\nconst vec4 bit_mask=vec4(0.0,1.0/255.0,1.0/255.0,1.0/255.0);\nvec4 res=fract(depth*bit_shift);\nres-=res.xxyz*bit_mask;\nreturn res;\n}\n#endif\nvarying float vDepthMetric;\n#ifdef ALPHATEST\nvarying vec2 vUV;\nuniform sampler2D diffuseSampler;\n#endif\nuniform vec2 biasAndScale;\nuniform vec2 depthValues;\nvoid main(void)\n{\n#ifdef ALPHATEST\nif (texture2D(diffuseSampler,vUV).a<0.4)\ndiscard;\n#endif\nfloat depth=vDepthMetric;\n#ifdef ESM\ndepth=clamp(exp(-min(87.,biasAndScale.y*depth)),0.,1.);\n#endif\n#ifdef FLOAT\ngl_FragColor=vec4(depth,1.0,1.0,1.0);\n#else\ngl_FragColor=pack(depth);\n#endif\n}";
BABYLON.Effect.ShadersStore['depthBoxBlurPixelShader'] = "\nvarying vec2 vUV;\nuniform sampler2D textureSampler;\n\nuniform vec2 screenSize;\nvoid main(void)\n{\nvec4 colorDepth=vec4(0.0);\nfor (int x=-OFFSET; x<=OFFSET; x++)\nfor (int y=-OFFSET; y<=OFFSET; y++)\ncolorDepth+=texture2D(textureSampler,vUV+vec2(x,y)/screenSize);\ngl_FragColor=(colorDepth/float((OFFSET*2+1)*(OFFSET*2+1)));\n}";

BABYLON.Effect.IncludesShadersStore['depthPrePass'] = "#ifdef DEPTHPREPASS\ngl_FragColor=vec4(0.,0.,0.,1.0);\nreturn;\n#endif";
BABYLON.Effect.IncludesShadersStore['bonesDeclaration'] = "#if NUM_BONE_INFLUENCERS>0\nuniform mat4 mBones[BonesPerMesh];\nattribute vec4 matricesIndices;\nattribute vec4 matricesWeights;\n#if NUM_BONE_INFLUENCERS>4\nattribute vec4 matricesIndicesExtra;\nattribute vec4 matricesWeightsExtra;\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['instancesDeclaration'] = "#ifdef INSTANCES\nattribute vec4 world0;\nattribute vec4 world1;\nattribute vec4 world2;\nattribute vec4 world3;\n#else\nuniform mat4 world;\n#endif";
BABYLON.Effect.IncludesShadersStore['pointCloudVertexDeclaration'] = "#ifdef POINTSIZE\nuniform float pointSize;\n#endif";
BABYLON.Effect.IncludesShadersStore['bumpVertexDeclaration'] = "#if defined(BUMP) || defined(PARALLAX)\n#if defined(TANGENT) && defined(NORMAL) \nvarying mat3 vTBN;\n#endif\n#endif\n";
BABYLON.Effect.IncludesShadersStore['clipPlaneVertexDeclaration'] = "#ifdef CLIPPLANE\nuniform vec4 vClipPlane;\nvarying float fClipDistance;\n#endif";
BABYLON.Effect.IncludesShadersStore['fogVertexDeclaration'] = "#ifdef FOG\nvarying vec3 vFogDistance;\n#endif";
BABYLON.Effect.IncludesShadersStore['morphTargetsVertexGlobalDeclaration'] = "#ifdef MORPHTARGETS\nuniform float morphTargetInfluences[NUM_MORPH_INFLUENCERS];\n#endif";
BABYLON.Effect.IncludesShadersStore['morphTargetsVertexDeclaration'] = "#ifdef MORPHTARGETS\nattribute vec3 position{X};\n#ifdef MORPHTARGETS_NORMAL\nattribute vec3 normal{X};\n#endif\n#ifdef MORPHTARGETS_TANGENT\nattribute vec3 tangent{X};\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['logDepthDeclaration'] = "#ifdef LOGARITHMICDEPTH\nuniform float logarithmicDepthConstant;\nvarying float vFragmentDepth;\n#endif";
BABYLON.Effect.IncludesShadersStore['morphTargetsVertex'] = "#ifdef MORPHTARGETS\npositionUpdated+=(position{X}-position)*morphTargetInfluences[{X}];\n#ifdef MORPHTARGETS_NORMAL\nnormalUpdated+=(normal{X}-normal)*morphTargetInfluences[{X}];\n#endif\n#ifdef MORPHTARGETS_TANGENT\ntangentUpdated.xyz+=(tangent{X}-tangent.xyz)*morphTargetInfluences[{X}];\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['instancesVertex'] = "#ifdef INSTANCES\nmat4 finalWorld=mat4(world0,world1,world2,world3);\n#else\nmat4 finalWorld=world;\n#endif";
BABYLON.Effect.IncludesShadersStore['bonesVertex'] = "#if NUM_BONE_INFLUENCERS>0\nmat4 influence;\ninfluence=mBones[int(matricesIndices[0])]*matricesWeights[0];\n#if NUM_BONE_INFLUENCERS>1\ninfluence+=mBones[int(matricesIndices[1])]*matricesWeights[1];\n#endif \n#if NUM_BONE_INFLUENCERS>2\ninfluence+=mBones[int(matricesIndices[2])]*matricesWeights[2];\n#endif \n#if NUM_BONE_INFLUENCERS>3\ninfluence+=mBones[int(matricesIndices[3])]*matricesWeights[3];\n#endif \n#if NUM_BONE_INFLUENCERS>4\ninfluence+=mBones[int(matricesIndicesExtra[0])]*matricesWeightsExtra[0];\n#endif \n#if NUM_BONE_INFLUENCERS>5\ninfluence+=mBones[int(matricesIndicesExtra[1])]*matricesWeightsExtra[1];\n#endif \n#if NUM_BONE_INFLUENCERS>6\ninfluence+=mBones[int(matricesIndicesExtra[2])]*matricesWeightsExtra[2];\n#endif \n#if NUM_BONE_INFLUENCERS>7\ninfluence+=mBones[int(matricesIndicesExtra[3])]*matricesWeightsExtra[3];\n#endif \nfinalWorld=finalWorld*influence;\n#endif";
BABYLON.Effect.IncludesShadersStore['bumpVertex'] = "#if defined(BUMP) || defined(PARALLAX)\n#if defined(TANGENT) && defined(NORMAL)\nvec3 tbnNormal=normalize(normalUpdated);\nvec3 tbnTangent=normalize(tangentUpdated.xyz);\nvec3 tbnBitangent=cross(tbnNormal,tbnTangent)*tangentUpdated.w;\nvTBN=mat3(finalWorld)*mat3(tbnTangent,tbnBitangent,tbnNormal);\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['clipPlaneVertex'] = "#ifdef CLIPPLANE\nfClipDistance=dot(worldPos,vClipPlane);\n#endif";
BABYLON.Effect.IncludesShadersStore['fogVertex'] = "#ifdef FOG\nvFogDistance=(view*worldPos).xyz;\n#endif";
BABYLON.Effect.IncludesShadersStore['shadowsVertex'] = "#ifdef SHADOWS\n#if defined(SHADOW{X}) && !defined(SHADOWCUBE{X})\nvPositionFromLight{X}=lightMatrix{X}*worldPos;\nvDepthMetric{X}=((vPositionFromLight{X}.z+light{X}.depthValues.x)/(light{X}.depthValues.y));\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['pointCloudVertex'] = "#ifdef POINTSIZE\ngl_PointSize=pointSize;\n#endif";
BABYLON.Effect.IncludesShadersStore['logDepthVertex'] = "#ifdef LOGARITHMICDEPTH\nvFragmentDepth=1.0+gl_Position.w;\ngl_Position.z=log2(max(0.000001,vFragmentDepth))*logarithmicDepthConstant;\n#endif";
BABYLON.Effect.IncludesShadersStore['helperFunctions'] = "const float PI=3.1415926535897932384626433832795;\nconst float LinearEncodePowerApprox=2.2;\nconst float GammaEncodePowerApprox=1.0/LinearEncodePowerApprox;\nconst vec3 LuminanceEncodeApprox=vec3(0.2126,0.7152,0.0722);\nmat3 transposeMat3(mat3 inMatrix) {\nvec3 i0=inMatrix[0];\nvec3 i1=inMatrix[1];\nvec3 i2=inMatrix[2];\nmat3 outMatrix=mat3(\nvec3(i0.x,i1.x,i2.x),\nvec3(i0.y,i1.y,i2.y),\nvec3(i0.z,i1.z,i2.z)\n);\nreturn outMatrix;\n}\n\nmat3 inverseMat3(mat3 inMatrix) {\nfloat a00=inMatrix[0][0],a01=inMatrix[0][1],a02=inMatrix[0][2];\nfloat a10=inMatrix[1][0],a11=inMatrix[1][1],a12=inMatrix[1][2];\nfloat a20=inMatrix[2][0],a21=inMatrix[2][1],a22=inMatrix[2][2];\nfloat b01=a22*a11-a12*a21;\nfloat b11=-a22*a10+a12*a20;\nfloat b21=a21*a10-a11*a20;\nfloat det=a00*b01+a01*b11+a02*b21;\nreturn mat3(b01,(-a22*a01+a02*a21),(a12*a01-a02*a11),\nb11,(a22*a00-a02*a20),(-a12*a00+a02*a10),\nb21,(-a21*a00+a01*a20),(a11*a00-a01*a10))/det;\n}\nfloat computeFallOff(float value,vec2 clipSpace,float frustumEdgeFalloff)\n{\nfloat mask=smoothstep(1.0-frustumEdgeFalloff,1.0,clamp(dot(clipSpace,clipSpace),0.,1.));\nreturn mix(value,1.0,mask);\n}\nvec3 applyEaseInOut(vec3 x){\nreturn x*x*(3.0-2.0*x);\n}\nvec3 toLinearSpace(vec3 color)\n{\nreturn pow(color,vec3(LinearEncodePowerApprox));\n}\nvec3 toGammaSpace(vec3 color)\n{\nreturn pow(color,vec3(GammaEncodePowerApprox));\n}\nfloat square(float value)\n{\nreturn value*value;\n}\nfloat getLuminance(vec3 color)\n{\nreturn clamp(dot(color,LuminanceEncodeApprox),0.,1.);\n}\n\nfloat getRand(vec2 seed) {\nreturn fract(sin(dot(seed.xy ,vec2(12.9898,78.233)))*43758.5453);\n}\nvec3 dither(vec2 seed,vec3 color) {\nfloat rand=getRand(seed);\ncolor+=mix(-0.5/255.0,0.5/255.0,rand);\ncolor=max(color,0.0);\nreturn color;\n}";
BABYLON.Effect.IncludesShadersStore['lightFragmentDeclaration'] = "#ifdef LIGHT{X}\nuniform vec4 vLightData{X};\nuniform vec4 vLightDiffuse{X};\n#ifdef SPECULARTERM\nuniform vec3 vLightSpecular{X};\n#else\nvec3 vLightSpecular{X}=vec3(0.);\n#endif\n#ifdef SHADOW{X}\n#if defined(SHADOWCUBE{X})\nuniform samplerCube shadowSampler{X};\n#else\nvarying vec4 vPositionFromLight{X};\nvarying float vDepthMetric{X};\nuniform sampler2D shadowSampler{X};\nuniform mat4 lightMatrix{X};\n#endif\nuniform vec4 shadowsInfo{X};\nuniform vec2 depthValues{X};\n#endif\n#ifdef SPOTLIGHT{X}\nuniform vec4 vLightDirection{X};\n#endif\n#ifdef HEMILIGHT{X}\nuniform vec3 vLightGround{X};\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['lightsFragmentFunctions'] = "\nstruct lightingInfo\n{\nvec3 diffuse;\n#ifdef SPECULARTERM\nvec3 specular;\n#endif\n#ifdef NDOTL\nfloat ndl;\n#endif\n};\nlightingInfo computeLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec3 diffuseColor,vec3 specularColor,float range,float glossiness) {\nlightingInfo result;\nvec3 lightVectorW;\nfloat attenuation=1.0;\nif (lightData.w == 0.)\n{\nvec3 direction=lightData.xyz-vPositionW;\nattenuation=max(0.,1.0-length(direction)/range);\nlightVectorW=normalize(direction);\n}\nelse\n{\nlightVectorW=normalize(-lightData.xyz);\n}\n\nfloat ndl=max(0.,dot(vNormal,lightVectorW));\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=ndl*diffuseColor*attenuation;\n#ifdef SPECULARTERM\n\nvec3 angleW=normalize(viewDirectionW+lightVectorW);\nfloat specComp=max(0.,dot(vNormal,angleW));\nspecComp=pow(specComp,max(1.,glossiness));\nresult.specular=specComp*specularColor*attenuation;\n#endif\nreturn result;\n}\nlightingInfo computeSpotLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec4 lightDirection,vec3 diffuseColor,vec3 specularColor,float range,float glossiness) {\nlightingInfo result;\nvec3 direction=lightData.xyz-vPositionW;\nvec3 lightVectorW=normalize(direction);\nfloat attenuation=max(0.,1.0-length(direction)/range);\n\nfloat cosAngle=max(0.,dot(lightDirection.xyz,-lightVectorW));\nif (cosAngle>=lightDirection.w)\n{\ncosAngle=max(0.,pow(cosAngle,lightData.w));\nattenuation*=cosAngle;\n\nfloat ndl=max(0.,dot(vNormal,lightVectorW));\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=ndl*diffuseColor*attenuation;\n#ifdef SPECULARTERM\n\nvec3 angleW=normalize(viewDirectionW+lightVectorW);\nfloat specComp=max(0.,dot(vNormal,angleW));\nspecComp=pow(specComp,max(1.,glossiness));\nresult.specular=specComp*specularColor*attenuation;\n#endif\nreturn result;\n}\nresult.diffuse=vec3(0.);\n#ifdef SPECULARTERM\nresult.specular=vec3(0.);\n#endif\n#ifdef NDOTL\nresult.ndl=0.;\n#endif\nreturn result;\n}\nlightingInfo computeHemisphericLighting(vec3 viewDirectionW,vec3 vNormal,vec4 lightData,vec3 diffuseColor,vec3 specularColor,vec3 groundColor,float glossiness) {\nlightingInfo result;\n\nfloat ndl=dot(vNormal,lightData.xyz)*0.5+0.5;\n#ifdef NDOTL\nresult.ndl=ndl;\n#endif\nresult.diffuse=mix(groundColor,diffuseColor,ndl);\n#ifdef SPECULARTERM\n\nvec3 angleW=normalize(viewDirectionW+lightData.xyz);\nfloat specComp=max(0.,dot(vNormal,angleW));\nspecComp=pow(specComp,max(1.,glossiness));\nresult.specular=specComp*specularColor;\n#endif\nreturn result;\n}\n";
BABYLON.Effect.IncludesShadersStore['lightUboDeclaration'] = "#ifdef LIGHT{X}\nuniform Light{X}\n{\nvec4 vLightData;\nvec4 vLightDiffuse;\nvec3 vLightSpecular;\n#ifdef SPOTLIGHT{X}\nvec4 vLightDirection;\n#endif\n#ifdef HEMILIGHT{X}\nvec3 vLightGround;\n#endif\nvec4 shadowsInfo;\nvec2 depthValues;\n} light{X};\n#ifdef SHADOW{X}\n#if defined(SHADOWCUBE{X})\nuniform samplerCube shadowSampler{X};\n#else\nvarying vec4 vPositionFromLight{X};\nvarying float vDepthMetric{X};\nuniform sampler2D shadowSampler{X};\nuniform mat4 lightMatrix{X};\n#endif\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['defaultVertexDeclaration'] = "\nuniform mat4 viewProjection;\nuniform mat4 view;\n#ifdef DIFFUSE\nuniform mat4 diffuseMatrix;\nuniform vec2 vDiffuseInfos;\n#endif\n#ifdef AMBIENT\nuniform mat4 ambientMatrix;\nuniform vec2 vAmbientInfos;\n#endif\n#ifdef OPACITY\nuniform mat4 opacityMatrix;\nuniform vec2 vOpacityInfos;\n#endif\n#ifdef EMISSIVE\nuniform vec2 vEmissiveInfos;\nuniform mat4 emissiveMatrix;\n#endif\n#ifdef LIGHTMAP\nuniform vec2 vLightmapInfos;\nuniform mat4 lightmapMatrix;\n#endif\n#if defined(SPECULAR) && defined(SPECULARTERM)\nuniform vec2 vSpecularInfos;\nuniform mat4 specularMatrix;\n#endif\n#ifdef BUMP\nuniform vec3 vBumpInfos;\nuniform mat4 bumpMatrix;\n#endif\n#ifdef POINTSIZE\nuniform float pointSize;\n#endif\n";
BABYLON.Effect.IncludesShadersStore['defaultFragmentDeclaration'] = "uniform vec4 vDiffuseColor;\n#ifdef SPECULARTERM\nuniform vec4 vSpecularColor;\n#endif\nuniform vec3 vEmissiveColor;\n\n#ifdef DIFFUSE\nuniform vec2 vDiffuseInfos;\n#endif\n#ifdef AMBIENT\nuniform vec2 vAmbientInfos;\n#endif\n#ifdef OPACITY \nuniform vec2 vOpacityInfos;\n#endif\n#ifdef EMISSIVE\nuniform vec2 vEmissiveInfos;\n#endif\n#ifdef LIGHTMAP\nuniform vec2 vLightmapInfos;\n#endif\n#ifdef BUMP\nuniform vec3 vBumpInfos;\nuniform vec2 vTangentSpaceParams;\n#endif\n#if defined(REFLECTIONMAP_SPHERICAL) || defined(REFLECTIONMAP_PROJECTION) || defined(REFRACTION)\nuniform mat4 view;\n#endif\n#ifdef REFRACTION\nuniform vec4 vRefractionInfos;\n#ifndef REFRACTIONMAP_3D\nuniform mat4 refractionMatrix;\n#endif\n#ifdef REFRACTIONFRESNEL\nuniform vec4 refractionLeftColor;\nuniform vec4 refractionRightColor;\n#endif\n#endif\n#if defined(SPECULAR) && defined(SPECULARTERM)\nuniform vec2 vSpecularInfos;\n#endif\n#ifdef DIFFUSEFRESNEL\nuniform vec4 diffuseLeftColor;\nuniform vec4 diffuseRightColor;\n#endif\n#ifdef OPACITYFRESNEL\nuniform vec4 opacityParts;\n#endif\n#ifdef EMISSIVEFRESNEL\nuniform vec4 emissiveLeftColor;\nuniform vec4 emissiveRightColor;\n#endif\n\n#ifdef REFLECTION\nuniform vec2 vReflectionInfos;\n#ifdef REFLECTIONMAP_SKYBOX\n#else\n#if defined(REFLECTIONMAP_PLANAR) || defined(REFLECTIONMAP_CUBIC) || defined(REFLECTIONMAP_PROJECTION)\nuniform mat4 reflectionMatrix;\n#endif\n#endif\n#ifdef REFLECTIONFRESNEL\nuniform vec4 reflectionLeftColor;\nuniform vec4 reflectionRightColor;\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['defaultUboDeclaration'] = "layout(std140,column_major) uniform;\nuniform Material\n{\nvec4 diffuseLeftColor;\nvec4 diffuseRightColor;\nvec4 opacityParts;\nvec4 reflectionLeftColor;\nvec4 reflectionRightColor;\nvec4 refractionLeftColor;\nvec4 refractionRightColor;\nvec4 emissiveLeftColor; \nvec4 emissiveRightColor;\nvec2 vDiffuseInfos;\nvec2 vAmbientInfos;\nvec2 vOpacityInfos;\nvec2 vReflectionInfos;\nvec2 vEmissiveInfos;\nvec2 vLightmapInfos;\nvec2 vSpecularInfos;\nvec3 vBumpInfos;\nmat4 diffuseMatrix;\nmat4 ambientMatrix;\nmat4 opacityMatrix;\nmat4 reflectionMatrix;\nmat4 emissiveMatrix;\nmat4 lightmapMatrix;\nmat4 specularMatrix;\nmat4 bumpMatrix; \nvec4 vTangentSpaceParams;\nmat4 refractionMatrix;\nvec4 vRefractionInfos;\nvec4 vSpecularColor;\nvec3 vEmissiveColor;\nvec4 vDiffuseColor;\nfloat pointSize; \n};\nuniform Scene {\nmat4 viewProjection;\nmat4 view;\n};";
BABYLON.Effect.IncludesShadersStore['shadowsFragmentFunctions'] = "#ifdef SHADOWS\n#ifndef SHADOWFLOAT\nfloat unpack(vec4 color)\n{\nconst vec4 bit_shift=vec4(1.0/(255.0*255.0*255.0),1.0/(255.0*255.0),1.0/255.0,1.0);\nreturn dot(color,bit_shift);\n}\n#endif\nfloat computeShadowCube(vec3 lightPosition,samplerCube shadowSampler,float darkness,vec2 depthValues)\n{\nvec3 directionToLight=vPositionW-lightPosition;\nfloat depth=length(directionToLight);\ndepth=(depth+depthValues.x)/(depthValues.y);\ndepth=clamp(depth,0.,1.0);\ndirectionToLight=normalize(directionToLight);\ndirectionToLight.y=-directionToLight.y;\n#ifndef SHADOWFLOAT\nfloat shadow=unpack(textureCube(shadowSampler,directionToLight));\n#else\nfloat shadow=textureCube(shadowSampler,directionToLight).x;\n#endif\nif (depth>shadow)\n{\nreturn darkness;\n}\nreturn 1.0;\n}\nfloat computeShadowWithPCFCube(vec3 lightPosition,samplerCube shadowSampler,float mapSize,float darkness,vec2 depthValues)\n{\nvec3 directionToLight=vPositionW-lightPosition;\nfloat depth=length(directionToLight);\ndepth=(depth+depthValues.x)/(depthValues.y);\ndepth=clamp(depth,0.,1.0);\ndirectionToLight=normalize(directionToLight);\ndirectionToLight.y=-directionToLight.y;\nfloat visibility=1.;\nvec3 poissonDisk[4];\npoissonDisk[0]=vec3(-1.0,1.0,-1.0);\npoissonDisk[1]=vec3(1.0,-1.0,-1.0);\npoissonDisk[2]=vec3(-1.0,-1.0,-1.0);\npoissonDisk[3]=vec3(1.0,-1.0,1.0);\n\n#ifndef SHADOWFLOAT\nif (unpack(textureCube(shadowSampler,directionToLight+poissonDisk[0]*mapSize))<depth) visibility-=0.25;\nif (unpack(textureCube(shadowSampler,directionToLight+poissonDisk[1]*mapSize))<depth) visibility-=0.25;\nif (unpack(textureCube(shadowSampler,directionToLight+poissonDisk[2]*mapSize))<depth) visibility-=0.25;\nif (unpack(textureCube(shadowSampler,directionToLight+poissonDisk[3]*mapSize))<depth) visibility-=0.25;\n#else\nif (textureCube(shadowSampler,directionToLight+poissonDisk[0]*mapSize).x<depth) visibility-=0.25;\nif (textureCube(shadowSampler,directionToLight+poissonDisk[1]*mapSize).x<depth) visibility-=0.25;\nif (textureCube(shadowSampler,directionToLight+poissonDisk[2]*mapSize).x<depth) visibility-=0.25;\nif (textureCube(shadowSampler,directionToLight+poissonDisk[3]*mapSize).x<depth) visibility-=0.25;\n#endif\nreturn min(1.0,visibility+darkness);\n}\nfloat computeShadowWithESMCube(vec3 lightPosition,samplerCube shadowSampler,float darkness,float depthScale,vec2 depthValues)\n{\nvec3 directionToLight=vPositionW-lightPosition;\nfloat depth=length(directionToLight);\ndepth=(depth+depthValues.x)/(depthValues.y);\nfloat shadowPixelDepth=clamp(depth,0.,1.0);\ndirectionToLight=normalize(directionToLight);\ndirectionToLight.y=-directionToLight.y;\n#ifndef SHADOWFLOAT\nfloat shadowMapSample=unpack(textureCube(shadowSampler,directionToLight));\n#else\nfloat shadowMapSample=textureCube(shadowSampler,directionToLight).x;\n#endif\nfloat esm=1.0-clamp(exp(min(87.,depthScale*shadowPixelDepth))*shadowMapSample,0.,1.-darkness); \nreturn esm;\n}\nfloat computeShadowWithCloseESMCube(vec3 lightPosition,samplerCube shadowSampler,float darkness,float depthScale,vec2 depthValues)\n{\nvec3 directionToLight=vPositionW-lightPosition;\nfloat depth=length(directionToLight);\ndepth=(depth+depthValues.x)/(depthValues.y);\nfloat shadowPixelDepth=clamp(depth,0.,1.0);\ndirectionToLight=normalize(directionToLight);\ndirectionToLight.y=-directionToLight.y;\n#ifndef SHADOWFLOAT\nfloat shadowMapSample=unpack(textureCube(shadowSampler,directionToLight));\n#else\nfloat shadowMapSample=textureCube(shadowSampler,directionToLight).x;\n#endif\nfloat esm=clamp(exp(min(87.,-depthScale*(shadowPixelDepth-shadowMapSample))),darkness,1.);\nreturn esm;\n}\nfloat computeShadow(vec4 vPositionFromLight,float depthMetric,sampler2D shadowSampler,float darkness,float frustumEdgeFalloff)\n{\nvec3 clipSpace=vPositionFromLight.xyz/vPositionFromLight.w;\nvec2 uv=0.5*clipSpace.xy+vec2(0.5);\nif (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{\nreturn 1.0;\n}\nfloat shadowPixelDepth=clamp(depthMetric,0.,1.0);\n#ifndef SHADOWFLOAT\nfloat shadow=unpack(texture2D(shadowSampler,uv));\n#else\nfloat shadow=texture2D(shadowSampler,uv).x;\n#endif\nif (shadowPixelDepth>shadow)\n{\nreturn computeFallOff(darkness,clipSpace.xy,frustumEdgeFalloff);\n}\nreturn 1.;\n}\nfloat computeShadowWithPCF(vec4 vPositionFromLight,float depthMetric,sampler2D shadowSampler,float mapSize,float darkness,float frustumEdgeFalloff)\n{\nvec3 clipSpace=vPositionFromLight.xyz/vPositionFromLight.w;\nvec2 uv=0.5*clipSpace.xy+vec2(0.5);\nif (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{\nreturn 1.0;\n}\nfloat shadowPixelDepth=clamp(depthMetric,0.,1.0);\nfloat visibility=1.;\nvec2 poissonDisk[4];\npoissonDisk[0]=vec2(-0.94201624,-0.39906216);\npoissonDisk[1]=vec2(0.94558609,-0.76890725);\npoissonDisk[2]=vec2(-0.094184101,-0.92938870);\npoissonDisk[3]=vec2(0.34495938,0.29387760);\n\n#ifndef SHADOWFLOAT\nif (unpack(texture2D(shadowSampler,uv+poissonDisk[0]*mapSize))<shadowPixelDepth) visibility-=0.25;\nif (unpack(texture2D(shadowSampler,uv+poissonDisk[1]*mapSize))<shadowPixelDepth) visibility-=0.25;\nif (unpack(texture2D(shadowSampler,uv+poissonDisk[2]*mapSize))<shadowPixelDepth) visibility-=0.25;\nif (unpack(texture2D(shadowSampler,uv+poissonDisk[3]*mapSize))<shadowPixelDepth) visibility-=0.25;\n#else\nif (texture2D(shadowSampler,uv+poissonDisk[0]*mapSize).x<shadowPixelDepth) visibility-=0.25;\nif (texture2D(shadowSampler,uv+poissonDisk[1]*mapSize).x<shadowPixelDepth) visibility-=0.25;\nif (texture2D(shadowSampler,uv+poissonDisk[2]*mapSize).x<shadowPixelDepth) visibility-=0.25;\nif (texture2D(shadowSampler,uv+poissonDisk[3]*mapSize).x<shadowPixelDepth) visibility-=0.25;\n#endif\nreturn computeFallOff(min(1.0,visibility+darkness),clipSpace.xy,frustumEdgeFalloff);\n}\nfloat computeShadowWithESM(vec4 vPositionFromLight,float depthMetric,sampler2D shadowSampler,float darkness,float depthScale,float frustumEdgeFalloff)\n{\nvec3 clipSpace=vPositionFromLight.xyz/vPositionFromLight.w;\nvec2 uv=0.5*clipSpace.xy+vec2(0.5);\nif (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{\nreturn 1.0;\n}\nfloat shadowPixelDepth=clamp(depthMetric,0.,1.0);\n#ifndef SHADOWFLOAT\nfloat shadowMapSample=unpack(texture2D(shadowSampler,uv));\n#else\nfloat shadowMapSample=texture2D(shadowSampler,uv).x;\n#endif\nfloat esm=1.0-clamp(exp(min(87.,depthScale*shadowPixelDepth))*shadowMapSample,0.,1.-darkness);\nreturn computeFallOff(esm,clipSpace.xy,frustumEdgeFalloff);\n}\nfloat computeShadowWithCloseESM(vec4 vPositionFromLight,float depthMetric,sampler2D shadowSampler,float darkness,float depthScale,float frustumEdgeFalloff)\n{\nvec3 clipSpace=vPositionFromLight.xyz/vPositionFromLight.w;\nvec2 uv=0.5*clipSpace.xy+vec2(0.5);\nif (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{\nreturn 1.0;\n}\nfloat shadowPixelDepth=clamp(depthMetric,0.,1.0); \n#ifndef SHADOWFLOAT\nfloat shadowMapSample=unpack(texture2D(shadowSampler,uv));\n#else\nfloat shadowMapSample=texture2D(shadowSampler,uv).x;\n#endif\nfloat esm=clamp(exp(min(87.,-depthScale*(shadowPixelDepth-shadowMapSample))),darkness,1.);\nreturn computeFallOff(esm,clipSpace.xy,frustumEdgeFalloff);\n}\n#endif\n";
BABYLON.Effect.IncludesShadersStore['fresnelFunction'] = "#ifdef FRESNEL\nfloat computeFresnelTerm(vec3 viewDirection,vec3 worldNormal,float bias,float power)\n{\nfloat fresnelTerm=pow(bias+abs(dot(viewDirection,worldNormal)),power);\nreturn clamp(fresnelTerm,0.,1.);\n}\n#endif";
BABYLON.Effect.IncludesShadersStore['reflectionFunction'] = "vec3 computeReflectionCoords(vec4 worldPos,vec3 worldNormal)\n{\n#if defined(REFLECTIONMAP_EQUIRECTANGULAR_FIXED) || defined(REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED)\nvec3 direction=normalize(vDirectionW);\nfloat t=clamp(direction.y*-0.5+0.5,0.,1.0);\nfloat s=atan(direction.z,direction.x)*RECIPROCAL_PI2+0.5;\n#ifdef REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED\nreturn vec3(1.0-s,t,0);\n#else\nreturn vec3(s,t,0);\n#endif\n#endif\n#ifdef REFLECTIONMAP_EQUIRECTANGULAR\nvec3 cameraToVertex=normalize(worldPos.xyz-vEyePosition.xyz);\nvec3 r=reflect(cameraToVertex,worldNormal);\nfloat t=clamp(r.y*-0.5+0.5,0.,1.0);\nfloat s=atan(r.z,r.x)*RECIPROCAL_PI2+0.5;\nreturn vec3(s,t,0);\n#endif\n#ifdef REFLECTIONMAP_SPHERICAL\nvec3 viewDir=normalize(vec3(view*worldPos));\nvec3 viewNormal=normalize(vec3(view*vec4(worldNormal,0.0)));\nvec3 r=reflect(viewDir,viewNormal);\nr.z=r.z-1.0;\nfloat m=2.0*length(r);\nreturn vec3(r.x/m+0.5,1.0-r.y/m-0.5,0);\n#endif\n#ifdef REFLECTIONMAP_PLANAR\nvec3 viewDir=worldPos.xyz-vEyePosition.xyz;\nvec3 coords=normalize(reflect(viewDir,worldNormal));\nreturn vec3(reflectionMatrix*vec4(coords,1));\n#endif\n#ifdef REFLECTIONMAP_CUBIC\nvec3 viewDir=worldPos.xyz-vEyePosition.xyz;\nvec3 coords=reflect(viewDir,worldNormal);\n#ifdef INVERTCUBICMAP\ncoords.y=1.0-coords.y;\n#endif\nreturn vec3(reflectionMatrix*vec4(coords,0));\n#endif\n#ifdef REFLECTIONMAP_PROJECTION\nreturn vec3(reflectionMatrix*(view*worldPos));\n#endif\n#ifdef REFLECTIONMAP_SKYBOX\nreturn vPositionUVW;\n#endif\n#ifdef REFLECTIONMAP_EXPLICIT\nreturn vec3(0,0,0);\n#endif\n}";
BABYLON.Effect.IncludesShadersStore['imageProcessingDeclaration'] = "#ifdef EXPOSURE\nuniform float exposureLinear;\n#endif\n#ifdef CONTRAST\nuniform float contrast;\n#endif\n#ifdef VIGNETTE\nuniform vec2 vInverseScreenSize;\nuniform vec4 vignetteSettings1;\nuniform vec4 vignetteSettings2;\n#endif\n#ifdef COLORCURVES\nuniform vec4 vCameraColorCurveNegative;\nuniform vec4 vCameraColorCurveNeutral;\nuniform vec4 vCameraColorCurvePositive;\n#endif\n#ifdef COLORGRADING\n#ifdef COLORGRADING3D\nuniform highp sampler3D txColorTransform;\n#else\nuniform sampler2D txColorTransform;\n#endif\nuniform vec4 colorTransformSettings;\n#endif";
BABYLON.Effect.IncludesShadersStore['imageProcessingFunctions'] = "#if defined(COLORGRADING) && !defined(COLORGRADING3D)\n\nvec3 sampleTexture3D(sampler2D colorTransform,vec3 color,vec2 sampler3dSetting)\n{\nfloat sliceSize=2.0*sampler3dSetting.x; \n#ifdef SAMPLER3DGREENDEPTH\nfloat sliceContinuous=(color.g-sampler3dSetting.x)*sampler3dSetting.y;\n#else\nfloat sliceContinuous=(color.b-sampler3dSetting.x)*sampler3dSetting.y;\n#endif\nfloat sliceInteger=floor(sliceContinuous);\n\n\nfloat sliceFraction=sliceContinuous-sliceInteger;\n#ifdef SAMPLER3DGREENDEPTH\nvec2 sliceUV=color.rb;\n#else\nvec2 sliceUV=color.rg;\n#endif\nsliceUV.x*=sliceSize;\nsliceUV.x+=sliceInteger*sliceSize;\nsliceUV=clamp(sliceUV,0.,1.);\nvec4 slice0Color=texture2D(colorTransform,sliceUV);\nsliceUV.x+=sliceSize;\nsliceUV=clamp(sliceUV,0.,1.);\nvec4 slice1Color=texture2D(colorTransform,sliceUV);\nvec3 result=mix(slice0Color.rgb,slice1Color.rgb,sliceFraction);\n#ifdef SAMPLER3DBGRMAP\ncolor.rgb=result.rgb;\n#else\ncolor.rgb=result.bgr;\n#endif\nreturn color;\n}\n#endif\nvec4 applyImageProcessing(vec4 result) {\n#ifdef EXPOSURE\nresult.rgb*=exposureLinear;\n#endif\n#ifdef VIGNETTE\n\nvec2 viewportXY=gl_FragCoord.xy*vInverseScreenSize;\nviewportXY=viewportXY*2.0-1.0;\nvec3 vignetteXY1=vec3(viewportXY*vignetteSettings1.xy+vignetteSettings1.zw,1.0);\nfloat vignetteTerm=dot(vignetteXY1,vignetteXY1);\nfloat vignette=pow(vignetteTerm,vignetteSettings2.w);\n\nvec3 vignetteColor=vignetteSettings2.rgb;\n#ifdef VIGNETTEBLENDMODEMULTIPLY\nvec3 vignetteColorMultiplier=mix(vignetteColor,vec3(1,1,1),vignette);\nresult.rgb*=vignetteColorMultiplier;\n#endif\n#ifdef VIGNETTEBLENDMODEOPAQUE\nresult.rgb=mix(vignetteColor,result.rgb,vignette);\n#endif\n#endif\n#ifdef TONEMAPPING\nconst float tonemappingCalibration=1.590579;\nresult.rgb=1.0-exp2(-tonemappingCalibration*result.rgb);\n#endif\n\nresult.rgb=toGammaSpace(result.rgb);\nresult.rgb=clamp(result.rgb,0.0,1.0);\n#ifdef CONTRAST\n\nvec3 resultHighContrast=applyEaseInOut(result.rgb);\nif (contrast<1.0) {\n\nresult.rgb=mix(vec3(0.5,0.5,0.5),result.rgb,contrast);\n} else {\n\nresult.rgb=mix(result.rgb,resultHighContrast,contrast-1.0);\n}\n#endif\n\n#ifdef COLORGRADING\nvec3 colorTransformInput=result.rgb*colorTransformSettings.xxx+colorTransformSettings.yyy;\n#ifdef COLORGRADING3D\nvec3 colorTransformOutput=texture(txColorTransform,colorTransformInput).rgb;\n#else\nvec3 colorTransformOutput=sampleTexture3D(txColorTransform,colorTransformInput,colorTransformSettings.yz).rgb;\n#endif\nresult.rgb=mix(result.rgb,colorTransformOutput,colorTransformSettings.www);\n#endif\n#ifdef COLORCURVES\n\nfloat luma=getLuminance(result.rgb);\nvec2 curveMix=clamp(vec2(luma*3.0-1.5,luma*-3.0+1.5),vec2(0.0),vec2(1.0));\nvec4 colorCurve=vCameraColorCurveNeutral+curveMix.x*vCameraColorCurvePositive-curveMix.y*vCameraColorCurveNegative;\nresult.rgb*=colorCurve.rgb;\nresult.rgb=mix(vec3(luma),result.rgb,colorCurve.a);\n#endif\nreturn result;\n}";
BABYLON.Effect.IncludesShadersStore['bumpFragmentFunctions'] = "#ifdef BUMP\n#if BUMPDIRECTUV == 1\n#define vBumpUV vMainUV1\n#elif BUMPDIRECTUV == 2\n#define vBumpUV vMainUV2\n#else\nvarying vec2 vBumpUV;\n#endif\nuniform sampler2D bumpSampler;\n#if defined(TANGENT) && defined(NORMAL) \nvarying mat3 vTBN;\n#endif\n\nmat3 cotangent_frame(vec3 normal,vec3 p,vec2 uv)\n{\n\nuv=gl_FrontFacing ? uv : -uv;\n\nvec3 dp1=dFdx(p);\nvec3 dp2=dFdy(p);\nvec2 duv1=dFdx(uv);\nvec2 duv2=dFdy(uv);\n\nvec3 dp2perp=cross(dp2,normal);\nvec3 dp1perp=cross(normal,dp1);\nvec3 tangent=dp2perp*duv1.x+dp1perp*duv2.x;\nvec3 bitangent=dp2perp*duv1.y+dp1perp*duv2.y;\n\ntangent*=vTangentSpaceParams.x;\nbitangent*=vTangentSpaceParams.y;\n\nfloat invmax=inversesqrt(max(dot(tangent,tangent),dot(bitangent,bitangent)));\nreturn mat3(tangent*invmax,bitangent*invmax,normal);\n}\nvec3 perturbNormal(mat3 cotangentFrame,vec2 uv)\n{\nvec3 map=texture2D(bumpSampler,uv).xyz;\nmap=map*2.0-1.0;\n#ifdef NORMALXYSCALE\nmap=normalize(map*vec3(vBumpInfos.y,vBumpInfos.y,1.0));\n#endif\nreturn normalize(cotangentFrame*map);\n}\n#ifdef PARALLAX\nconst float minSamples=4.;\nconst float maxSamples=15.;\nconst int iMaxSamples=15;\n\nvec2 parallaxOcclusion(vec3 vViewDirCoT,vec3 vNormalCoT,vec2 texCoord,float parallaxScale) {\nfloat parallaxLimit=length(vViewDirCoT.xy)/vViewDirCoT.z;\nparallaxLimit*=parallaxScale;\nvec2 vOffsetDir=normalize(vViewDirCoT.xy);\nvec2 vMaxOffset=vOffsetDir*parallaxLimit;\nfloat numSamples=maxSamples+(dot(vViewDirCoT,vNormalCoT)*(minSamples-maxSamples));\nfloat stepSize=1.0/numSamples;\n\nfloat currRayHeight=1.0;\nvec2 vCurrOffset=vec2(0,0);\nvec2 vLastOffset=vec2(0,0);\nfloat lastSampledHeight=1.0;\nfloat currSampledHeight=1.0;\nfor (int i=0; i<iMaxSamples; i++)\n{\ncurrSampledHeight=texture2D(bumpSampler,vBumpUV+vCurrOffset).w;\n\nif (currSampledHeight>currRayHeight)\n{\nfloat delta1=currSampledHeight-currRayHeight;\nfloat delta2=(currRayHeight+stepSize)-lastSampledHeight;\nfloat ratio=delta1/(delta1+delta2);\nvCurrOffset=(ratio)* vLastOffset+(1.0-ratio)*vCurrOffset;\n\nbreak;\n}\nelse\n{\ncurrRayHeight-=stepSize;\nvLastOffset=vCurrOffset;\nvCurrOffset+=stepSize*vMaxOffset;\nlastSampledHeight=currSampledHeight;\n}\n}\nreturn vCurrOffset;\n}\nvec2 parallaxOffset(vec3 viewDir,float heightScale)\n{\n\nfloat height=texture2D(bumpSampler,vBumpUV).w;\nvec2 texCoordOffset=heightScale*viewDir.xy*height;\nreturn -texCoordOffset;\n}\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['clipPlaneFragmentDeclaration'] = "#ifdef CLIPPLANE\nvarying float fClipDistance;\n#endif";
BABYLON.Effect.IncludesShadersStore['fogFragmentDeclaration'] = "#ifdef FOG\n#define FOGMODE_NONE 0.\n#define FOGMODE_EXP 1.\n#define FOGMODE_EXP2 2.\n#define FOGMODE_LINEAR 3.\n#define E 2.71828\nuniform vec4 vFogInfos;\nuniform vec3 vFogColor;\nvarying vec3 vFogDistance;\nfloat CalcFogFactor()\n{\nfloat fogCoeff=1.0;\nfloat fogStart=vFogInfos.y;\nfloat fogEnd=vFogInfos.z;\nfloat fogDensity=vFogInfos.w;\nfloat fogDistance=length(vFogDistance);\nif (FOGMODE_LINEAR == vFogInfos.x)\n{\nfogCoeff=(fogEnd-fogDistance)/(fogEnd-fogStart);\n}\nelse if (FOGMODE_EXP == vFogInfos.x)\n{\nfogCoeff=1.0/pow(E,fogDistance*fogDensity);\n}\nelse if (FOGMODE_EXP2 == vFogInfos.x)\n{\nfogCoeff=1.0/pow(E,fogDistance*fogDistance*fogDensity*fogDensity);\n}\nreturn clamp(fogCoeff,0.0,1.0);\n}\n#endif";
BABYLON.Effect.IncludesShadersStore['clipPlaneFragment'] = "#ifdef CLIPPLANE\nif (fClipDistance>0.0)\n{\ndiscard;\n}\n#endif";
BABYLON.Effect.IncludesShadersStore['bumpFragment'] = "vec2 uvOffset=vec2(0.0,0.0);\n#if defined(BUMP) || defined(PARALLAX)\n#ifdef NORMALXYSCALE\nfloat normalScale=1.0;\n#else \nfloat normalScale=vBumpInfos.y;\n#endif\n#if defined(TANGENT) && defined(NORMAL)\nmat3 TBN=vTBN;\n#else\nmat3 TBN=cotangent_frame(normalW*normalScale,vPositionW,vBumpUV);\n#endif\n#endif\n#ifdef PARALLAX\nmat3 invTBN=transposeMat3(TBN);\n#ifdef PARALLAXOCCLUSION\nuvOffset=parallaxOcclusion(invTBN*-viewDirectionW,invTBN*normalW,vBumpUV,vBumpInfos.z);\n#else\nuvOffset=parallaxOffset(invTBN*viewDirectionW,vBumpInfos.z);\n#endif\n#endif\n#ifdef BUMP\nnormalW=perturbNormal(TBN,vBumpUV+uvOffset);\n#endif";
BABYLON.Effect.IncludesShadersStore['lightFragment'] = "#ifdef LIGHT{X}\n#if defined(SHADOWONLY) || (defined(LIGHTMAP) && defined(LIGHTMAPEXCLUDED{X}) && defined(LIGHTMAPNOSPECULAR{X}))\n\n#else\n#ifdef PBR\n#ifdef SPOTLIGHT{X}\ninfo=computeSpotLighting(viewDirectionW,normalW,light{X}.vLightData,light{X}.vLightDirection,light{X}.vLightDiffuse.rgb,light{X}.vLightSpecular,light{X}.vLightDiffuse.a,roughness,NdotV,specularEnvironmentR0,specularEnvironmentR90,NdotL);\n#endif\n#ifdef HEMILIGHT{X}\ninfo=computeHemisphericLighting(viewDirectionW,normalW,light{X}.vLightData,light{X}.vLightDiffuse.rgb,light{X}.vLightSpecular,light{X}.vLightGround,roughness,NdotV,specularEnvironmentR0,specularEnvironmentR90,NdotL);\n#endif\n#if defined(POINTLIGHT{X}) || defined(DIRLIGHT{X})\ninfo=computeLighting(viewDirectionW,normalW,light{X}.vLightData,light{X}.vLightDiffuse.rgb,light{X}.vLightSpecular,light{X}.vLightDiffuse.a,roughness,NdotV,specularEnvironmentR0,specularEnvironmentR90,NdotL);\n#endif\n#else\n#ifdef SPOTLIGHT{X}\ninfo=computeSpotLighting(viewDirectionW,normalW,light{X}.vLightData,light{X}.vLightDirection,light{X}.vLightDiffuse.rgb,light{X}.vLightSpecular,light{X}.vLightDiffuse.a,glossiness);\n#endif\n#ifdef HEMILIGHT{X}\ninfo=computeHemisphericLighting(viewDirectionW,normalW,light{X}.vLightData,light{X}.vLightDiffuse.rgb,light{X}.vLightSpecular,light{X}.vLightGround,glossiness);\n#endif\n#if defined(POINTLIGHT{X}) || defined(DIRLIGHT{X})\ninfo=computeLighting(viewDirectionW,normalW,light{X}.vLightData,light{X}.vLightDiffuse.rgb,light{X}.vLightSpecular,light{X}.vLightDiffuse.a,glossiness);\n#endif\n#endif\n#endif\n#ifdef SHADOW{X}\n#ifdef SHADOWCLOSEESM{X}\n#if defined(SHADOWCUBE{X})\nshadow=computeShadowWithCloseESMCube(light{X}.vLightData.xyz,shadowSampler{X},light{X}.shadowsInfo.x,light{X}.shadowsInfo.z,light{X}.depthValues);\n#else\nshadow=computeShadowWithCloseESM(vPositionFromLight{X},vDepthMetric{X},shadowSampler{X},light{X}.shadowsInfo.x,light{X}.shadowsInfo.z,light{X}.shadowsInfo.w);\n#endif\n#else\n#ifdef SHADOWESM{X}\n#if defined(SHADOWCUBE{X})\nshadow=computeShadowWithESMCube(light{X}.vLightData.xyz,shadowSampler{X},light{X}.shadowsInfo.x,light{X}.shadowsInfo.z,light{X}.depthValues);\n#else\nshadow=computeShadowWithESM(vPositionFromLight{X},vDepthMetric{X},shadowSampler{X},light{X}.shadowsInfo.x,light{X}.shadowsInfo.z,light{X}.shadowsInfo.w);\n#endif\n#else \n#ifdef SHADOWPCF{X}\n#if defined(SHADOWCUBE{X})\nshadow=computeShadowWithPCFCube(light{X}.vLightData.xyz,shadowSampler{X},light{X}.shadowsInfo.y,light{X}.shadowsInfo.x,light{X}.depthValues);\n#else\nshadow=computeShadowWithPCF(vPositionFromLight{X},vDepthMetric{X},shadowSampler{X},light{X}.shadowsInfo.y,light{X}.shadowsInfo.x,light{X}.shadowsInfo.w);\n#endif\n#else\n#if defined(SHADOWCUBE{X})\nshadow=computeShadowCube(light{X}.vLightData.xyz,shadowSampler{X},light{X}.shadowsInfo.x,light{X}.depthValues);\n#else\nshadow=computeShadow(vPositionFromLight{X},vDepthMetric{X},shadowSampler{X},light{X}.shadowsInfo.x,light{X}.shadowsInfo.w);\n#endif\n#endif\n#endif\n#endif\n#ifdef SHADOWONLY\n#ifndef SHADOWINUSE\n#define SHADOWINUSE\n#endif\nglobalShadow+=shadow;\nshadowLightCount+=1.0;\n#endif\n#else\nshadow=1.;\n#endif\n#ifndef SHADOWONLY\n#ifdef CUSTOMUSERLIGHTING\ndiffuseBase+=computeCustomDiffuseLighting(info,diffuseBase,shadow);\n#ifdef SPECULARTERM\nspecularBase+=computeCustomSpecularLighting(info,specularBase,shadow);\n#endif\n#elif defined(LIGHTMAP) && defined(LIGHTMAPEXCLUDED{X})\ndiffuseBase+=lightmapColor*shadow;\n#ifdef SPECULARTERM\n#ifndef LIGHTMAPNOSPECULAR{X}\nspecularBase+=info.specular*shadow*lightmapColor;\n#endif\n#endif\n#else\ndiffuseBase+=info.diffuse*shadow;\n#ifdef SPECULARTERM\nspecularBase+=info.specular*shadow;\n#endif\n#endif\n#endif\n#endif";
BABYLON.Effect.IncludesShadersStore['logDepthFragment'] = "#ifdef LOGARITHMICDEPTH\ngl_FragDepthEXT=log2(vFragmentDepth)*logarithmicDepthConstant*0.5;\n#endif";
BABYLON.Effect.IncludesShadersStore['fogFragment'] = "#ifdef FOG\nfloat fog=CalcFogFactor();\ncolor.rgb=fog*color.rgb+(1.0-fog)*vFogColor;\n#endif";
var ShadowGenerator = BABYLON.ShadowGenerator;

export { ShadowGenerator };