/// <reference path="../../../dist/preview release/babylon.d.ts"/>
var __extends = (this && this.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var BABYLON;
(function (BABYLON) {
    var GradientMaterialDefines = /** @class */ (function (_super) {
        __extends(GradientMaterialDefines, _super);
        function GradientMaterialDefines() {
            var _this = _super.call(this) || this;
            _this.DIFFUSE = false;
            _this.CLIPPLANE = false;
            _this.ALPHATEST = false;
            _this.DEPTHPREPASS = false;
            _this.POINTSIZE = false;
            _this.FOG = false;
            _this.LIGHT0 = false;
            _this.LIGHT1 = false;
            _this.LIGHT2 = false;
            _this.LIGHT3 = false;
            _this.SPOTLIGHT0 = false;
            _this.SPOTLIGHT1 = false;
            _this.SPOTLIGHT2 = false;
            _this.SPOTLIGHT3 = false;
            _this.HEMILIGHT0 = false;
            _this.HEMILIGHT1 = false;
            _this.HEMILIGHT2 = false;
            _this.HEMILIGHT3 = false;
            _this.DIRLIGHT0 = false;
            _this.DIRLIGHT1 = false;
            _this.DIRLIGHT2 = false;
            _this.DIRLIGHT3 = false;
            _this.POINTLIGHT0 = false;
            _this.POINTLIGHT1 = false;
            _this.POINTLIGHT2 = false;
            _this.POINTLIGHT3 = false;
            _this.SHADOW0 = false;
            _this.SHADOW1 = false;
            _this.SHADOW2 = false;
            _this.SHADOW3 = false;
            _this.SHADOWS = false;
            _this.SHADOWESM0 = false;
            _this.SHADOWESM1 = false;
            _this.SHADOWESM2 = false;
            _this.SHADOWESM3 = false;
            _this.SHADOWPOISSON0 = false;
            _this.SHADOWPOISSON1 = false;
            _this.SHADOWPOISSON2 = false;
            _this.SHADOWPOISSON3 = false;
            _this.SHADOWPCF0 = false;
            _this.SHADOWPCF1 = false;
            _this.SHADOWPCF2 = false;
            _this.SHADOWPCF3 = false;
            _this.SHADOWPCSS0 = false;
            _this.SHADOWPCSS1 = false;
            _this.SHADOWPCSS2 = false;
            _this.SHADOWPCSS3 = false;
            _this.NORMAL = false;
            _this.UV1 = false;
            _this.UV2 = false;
            _this.VERTEXCOLOR = false;
            _this.VERTEXALPHA = false;
            _this.NUM_BONE_INFLUENCERS = 0;
            _this.BonesPerMesh = 0;
            _this.INSTANCES = false;
            _this.rebuild();
            return _this;
        }
        return GradientMaterialDefines;
    }(BABYLON.MaterialDefines));
    var GradientMaterial = /** @class */ (function (_super) {
        __extends(GradientMaterial, _super);
        function GradientMaterial(name, scene) {
            var _this = _super.call(this, name, scene) || this;
            _this._maxSimultaneousLights = 4;
            // The gradient top color, red by default
            _this.topColor = new BABYLON.Color3(1, 0, 0);
            _this.topColorAlpha = 1.0;
            // The gradient top color, blue by default
            _this.bottomColor = new BABYLON.Color3(0, 0, 1);
            _this.bottomColorAlpha = 1.0;
            // Gradient offset
            _this.offset = 0;
            _this.smoothness = 1.0;
            _this.disableLighting = false;
            _this._scaledDiffuse = new BABYLON.Color3();
            return _this;
        }
        GradientMaterial.prototype.needAlphaBlending = function () {
            return (this.alpha < 1.0 || this.topColorAlpha < 1.0 || this.bottomColorAlpha < 1.0);
        };
        GradientMaterial.prototype.needAlphaTesting = function () {
            return true;
        };
        GradientMaterial.prototype.getAlphaTestTexture = function () {
            return null;
        };
        // Methods   
        GradientMaterial.prototype.isReadyForSubMesh = function (mesh, subMesh, useInstances) {
            if (this.isFrozen) {
                if (this._wasPreviouslyReady && subMesh.effect) {
                    return true;
                }
            }
            if (!subMesh._materialDefines) {
                subMesh._materialDefines = new GradientMaterialDefines();
            }
            var defines = subMesh._materialDefines;
            var scene = this.getScene();
            if (!this.checkReadyOnEveryCall && subMesh.effect) {
                if (this._renderId === scene.getRenderId()) {
                    return true;
                }
            }
            var engine = scene.getEngine();
            BABYLON.MaterialHelper.PrepareDefinesForFrameBoundValues(scene, engine, defines, useInstances ? true : false);
            BABYLON.MaterialHelper.PrepareDefinesForMisc(mesh, scene, false, this.pointsCloud, this.fogEnabled, this._shouldTurnAlphaTestOn(mesh), defines);
            defines._needNormals = BABYLON.MaterialHelper.PrepareDefinesForLights(scene, mesh, defines, false, this._maxSimultaneousLights);
            // Attribs
            BABYLON.MaterialHelper.PrepareDefinesForAttributes(mesh, defines, false, true);
            // Get correct effect      
            if (defines.isDirty) {
                defines.markAsProcessed();
                scene.resetCachedMaterial();
                // Fallbacks
                var fallbacks = new BABYLON.EffectFallbacks();
                if (defines.FOG) {
                    fallbacks.addFallback(1, "FOG");
                }
                BABYLON.MaterialHelper.HandleFallbacksForShadows(defines, fallbacks);
                if (defines.NUM_BONE_INFLUENCERS > 0) {
                    fallbacks.addCPUSkinningFallback(0, mesh);
                }
                //Attributes
                var attribs = [BABYLON.VertexBuffer.PositionKind];
                if (defines.NORMAL) {
                    attribs.push(BABYLON.VertexBuffer.NormalKind);
                }
                if (defines.UV1) {
                    attribs.push(BABYLON.VertexBuffer.UVKind);
                }
                if (defines.UV2) {
                    attribs.push(BABYLON.VertexBuffer.UV2Kind);
                }
                if (defines.VERTEXCOLOR) {
                    attribs.push(BABYLON.VertexBuffer.ColorKind);
                }
                BABYLON.MaterialHelper.PrepareAttributesForBones(attribs, mesh, defines, fallbacks);
                BABYLON.MaterialHelper.PrepareAttributesForInstances(attribs, defines);
                // Legacy browser patch
                var shaderName = "gradient";
                var join = defines.toString();
                var uniforms = ["world", "view", "viewProjection", "vEyePosition", "vLightsType", "vDiffuseColor",
                    "vFogInfos", "vFogColor", "pointSize",
                    "vDiffuseInfos",
                    "mBones",
                    "vClipPlane", "diffuseMatrix",
                    "topColor", "bottomColor", "offset", "smoothness"
                ];
                var samplers = ["diffuseSampler"];
                var uniformBuffers = new Array();
                BABYLON.MaterialHelper.PrepareUniformsAndSamplersList({
                    uniformsNames: uniforms,
                    uniformBuffersNames: uniformBuffers,
                    samplers: samplers,
                    defines: defines,
                    maxSimultaneousLights: 4
                });
                subMesh.setEffect(scene.getEngine().createEffect(shaderName, {
                    attributes: attribs,
                    uniformsNames: uniforms,
                    uniformBuffersNames: uniformBuffers,
                    samplers: samplers,
                    defines: join,
                    fallbacks: fallbacks,
                    onCompiled: this.onCompiled,
                    onError: this.onError,
                    indexParameters: { maxSimultaneousLights: 4 }
                }, engine), defines);
            }
            if (!subMesh.effect || !subMesh.effect.isReady()) {
                return false;
            }
            this._renderId = scene.getRenderId();
            this._wasPreviouslyReady = true;
            return true;
        };
        GradientMaterial.prototype.bindForSubMesh = function (world, mesh, subMesh) {
            var scene = this.getScene();
            var defines = subMesh._materialDefines;
            if (!defines) {
                return;
            }
            var effect = subMesh.effect;
            if (!effect) {
                return;
            }
            this._activeEffect = effect;
            // Matrices        
            this.bindOnlyWorldMatrix(world);
            this._activeEffect.setMatrix("viewProjection", scene.getTransformMatrix());
            // Bones
            BABYLON.MaterialHelper.BindBonesParameters(mesh, effect);
            if (this._mustRebind(scene, effect)) {
                // Clip plane
                BABYLON.MaterialHelper.BindClipPlane(effect, scene);
                // Point size
                if (this.pointsCloud) {
                    this._activeEffect.setFloat("pointSize", this.pointSize);
                }
                BABYLON.MaterialHelper.BindEyePosition(effect, scene);
            }
            this._activeEffect.setColor4("vDiffuseColor", this._scaledDiffuse, this.alpha * mesh.visibility);
            if (scene.lightsEnabled && !this.disableLighting) {
                BABYLON.MaterialHelper.BindLights(scene, mesh, this._activeEffect, defines);
            }
            // View
            if (scene.fogEnabled && mesh.applyFog && scene.fogMode !== BABYLON.Scene.FOGMODE_NONE) {
                this._activeEffect.setMatrix("view", scene.getViewMatrix());
            }
            // Fog
            BABYLON.MaterialHelper.BindFogParameters(scene, mesh, this._activeEffect);
            this._activeEffect.setColor4("topColor", this.topColor, this.topColorAlpha);
            this._activeEffect.setColor4("bottomColor", this.bottomColor, this.bottomColorAlpha);
            this._activeEffect.setFloat("offset", this.offset);
            this._activeEffect.setFloat("smoothness", this.smoothness);
            this._afterBind(mesh, this._activeEffect);
        };
        GradientMaterial.prototype.getAnimatables = function () {
            return [];
        };
        GradientMaterial.prototype.dispose = function (forceDisposeEffect) {
            _super.prototype.dispose.call(this, forceDisposeEffect);
        };
        GradientMaterial.prototype.clone = function (name) {
            var _this = this;
            return BABYLON.SerializationHelper.Clone(function () { return new GradientMaterial(name, _this.getScene()); }, this);
        };
        GradientMaterial.prototype.serialize = function () {
            var serializationObject = BABYLON.SerializationHelper.Serialize(this);
            serializationObject.customType = "BABYLON.GradientMaterial";
            return serializationObject;
        };
        GradientMaterial.prototype.getClassName = function () {
            return "GradientMaterial";
        };
        // Statics
        GradientMaterial.Parse = function (source, scene, rootUrl) {
            return BABYLON.SerializationHelper.Parse(function () { return new GradientMaterial(source.name, scene); }, source, scene, rootUrl);
        };
        __decorate([
            BABYLON.serialize("maxSimultaneousLights")
        ], GradientMaterial.prototype, "_maxSimultaneousLights", void 0);
        __decorate([
            BABYLON.expandToProperty("_markAllSubMeshesAsLightsDirty")
        ], GradientMaterial.prototype, "maxSimultaneousLights", void 0);
        __decorate([
            BABYLON.serializeAsColor3()
        ], GradientMaterial.prototype, "topColor", void 0);
        __decorate([
            BABYLON.serialize()
        ], GradientMaterial.prototype, "topColorAlpha", void 0);
        __decorate([
            BABYLON.serializeAsColor3()
        ], GradientMaterial.prototype, "bottomColor", void 0);
        __decorate([
            BABYLON.serialize()
        ], GradientMaterial.prototype, "bottomColorAlpha", void 0);
        __decorate([
            BABYLON.serialize()
        ], GradientMaterial.prototype, "offset", void 0);
        __decorate([
            BABYLON.serialize()
        ], GradientMaterial.prototype, "smoothness", void 0);
        __decorate([
            BABYLON.serialize()
        ], GradientMaterial.prototype, "disableLighting", void 0);
        return GradientMaterial;
    }(BABYLON.PushMaterial));
    BABYLON.GradientMaterial = GradientMaterial;
})(BABYLON || (BABYLON = {}));

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

BABYLON.Effect.ShadersStore['gradientVertexShader'] = "precision highp float;\n\nattribute vec3 position;\n#ifdef NORMAL\nattribute vec3 normal;\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<bonesDeclaration>\n\n#include<instancesDeclaration>\nuniform mat4 view;\nuniform mat4 viewProjection;\n#ifdef DIFFUSE\nvarying vec2 vDiffuseUV;\nuniform mat4 diffuseMatrix;\nuniform vec2 vDiffuseInfos;\n#endif\n#ifdef POINTSIZE\nuniform float pointSize;\n#endif\n\nvarying vec3 vPositionW;\nvarying vec3 vPosition;\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#endif\n#ifdef VERTEXCOLOR\nvarying vec4 vColor;\n#endif\n#include<clipPlaneVertexDeclaration>\n#include<fogVertexDeclaration>\n#include<__decl__lightFragment>[0..maxSimultaneousLights]\nvoid main(void) {\n#include<instancesVertex>\n#include<bonesVertex> \ngl_Position=viewProjection*finalWorld*vec4(position,1.0);\nvec4 worldPos=finalWorld*vec4(position,1.0);\nvPositionW=vec3(worldPos);\nvPosition=position;\n#ifdef NORMAL\nvNormalW=normalize(vec3(finalWorld*vec4(normal,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 DIFFUSE\nif (vDiffuseInfos.x == 0.)\n{\nvDiffuseUV=vec2(diffuseMatrix*vec4(uv,1.0,0.0));\n}\nelse\n{\nvDiffuseUV=vec2(diffuseMatrix*vec4(uv2,1.0,0.0));\n}\n#endif\n\n#include<clipPlaneVertex>\n\n#include<fogVertex>\n#include<shadowsVertex>[0..maxSimultaneousLights]\n\n#ifdef VERTEXCOLOR\nvColor=color;\n#endif\n\n#ifdef POINTSIZE\ngl_PointSize=pointSize;\n#endif\n}\n";
BABYLON.Effect.ShadersStore['gradientPixelShader'] = "precision highp float;\n\nuniform vec3 vEyePosition;\nuniform vec4 vDiffuseColor;\n\nuniform vec4 topColor;\nuniform vec4 bottomColor;\nuniform float offset;\nuniform float smoothness;\n\nvarying vec3 vPositionW;\nvarying vec3 vPosition;\n#ifdef NORMAL\nvarying vec3 vNormalW;\n#endif\n#ifdef VERTEXCOLOR\nvarying vec4 vColor;\n#endif\n\n#include<helperFunctions>\n\n#include<__decl__lightFragment>[0]\n#include<__decl__lightFragment>[1]\n#include<__decl__lightFragment>[2]\n#include<__decl__lightFragment>[3]\n#include<lightsFragmentFunctions>\n#include<shadowsFragmentFunctions>\n\n#ifdef DIFFUSE\nvarying vec2 vDiffuseUV;\nuniform sampler2D diffuseSampler;\nuniform vec2 vDiffuseInfos;\n#endif\n#include<clipPlaneFragmentDeclaration>\n\n#include<fogFragmentDeclaration>\nvoid main(void) {\n#include<clipPlaneFragment>\nvec3 viewDirectionW=normalize(vEyePosition-vPositionW);\nfloat h=normalize(vPosition).y+offset;\nfloat mysmoothness=clamp(smoothness,0.01,max(smoothness,10.));\nvec4 baseColor=mix(bottomColor,topColor,max(pow(max(h,0.0),mysmoothness),0.0));\n\nvec3 diffuseColor=baseColor.rgb;\n\nfloat alpha=baseColor.a;\n#ifdef ALPHATEST\nif (baseColor.a<0.4)\ndiscard;\n#endif\n#include<depthPrePass>\n#ifdef VERTEXCOLOR\nbaseColor.rgb*=vColor.rgb;\n#endif\n\n#ifdef NORMAL\nvec3 normalW=normalize(vNormalW);\n#else\nvec3 normalW=vec3(1.0,1.0,1.0);\n#endif\n\nvec3 diffuseBase=vec3(0.,0.,0.);\nlightingInfo info;\nfloat shadow=1.;\nfloat glossiness=0.;\n#include<lightFragment>[0]\n#include<lightFragment>[1]\n#include<lightFragment>[2]\n#include<lightFragment>[3]\n#ifdef VERTEXALPHA\nalpha*=vColor.a;\n#endif\nvec3 finalDiffuse=clamp(diffuseBase*diffuseColor,0.0,1.0)*baseColor.rgb;\n\nvec4 color=vec4(finalDiffuse,alpha);\n#include<fogFragment>\ngl_FragColor=color;\n}\n";