| 1 |
- {"ast":null,"code":"import { RawTexture } from \"../Textures/rawTexture.js\";\nimport { MaterialPluginBase } from \"../materialPluginBase.js\";\nimport { Vector2, TmpVectors } from \"../../Maths/math.vector.js\";\nimport { MaterialDefines } from \"../materialDefines.js\";\nimport { RegisterClass } from \"../../Misc/typeStore.js\";\nimport { GreasedLineMaterialDefaults } from \"./greasedLineMaterialDefaults.js\";\nimport { GreasedLineTools } from \"../../Misc/greasedLineTools.js\";\n/**\n * @internal\n */\nexport class MaterialGreasedLineDefines extends MaterialDefines {\n constructor() {\n super(...arguments);\n /**\n * The material has a color option specified\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_HAS_COLOR = false;\n /**\n * The material's size attenuation optiom\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_SIZE_ATTENUATION = false;\n /**\n * The type of color distribution is set to line this value equals to true.\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE = false;\n /**\n * True if scene is in right handed coordinate system.\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM = false;\n /**\n * True if the line is in camera facing mode\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_CAMERA_FACING = true;\n }\n}\n/**\n * GreasedLinePluginMaterial for GreasedLineMesh/GreasedLineRibbonMesh.\n * Use the GreasedLineBuilder.CreateGreasedLineMaterial function to create and instance of this class.\n */\nexport class GreasedLinePluginMaterial extends MaterialPluginBase {\n /**\n * Creates a new instance of the GreasedLinePluginMaterial\n * @param material base material for the plugin\n * @param scene the scene\n * @param options plugin options\n */\n constructor(material, scene, options) {\n var _options$sizeAttenuat, _options$cameraFacing, _options$cameraFacing2, _options$visibility, _options$useDash, _options$dashRatio, _options$dashOffset, _options$sizeAttenuat2, _options$colorMode, _options$color, _options$useColors, _options$colorDistrib, _options$colorsSampli, _options$colors, _options$dashCount, _options$resolution;\n options = options || {\n color: GreasedLineMaterialDefaults.DEFAULT_COLOR\n };\n const defines = new MaterialGreasedLineDefines();\n defines.GREASED_LINE_HAS_COLOR = !!options.color && !options.useColors;\n defines.GREASED_LINE_SIZE_ATTENUATION = (_options$sizeAttenuat = options.sizeAttenuation) !== null && _options$sizeAttenuat !== void 0 ? _options$sizeAttenuat : false;\n defines.GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE = options.colorDistributionType === 1 /* GreasedLineMeshColorDistributionType.COLOR_DISTRIBUTION_TYPE_LINE */;\n defines.GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM = (scene !== null && scene !== void 0 ? scene : material.getScene()).useRightHandedSystem;\n defines.GREASED_LINE_CAMERA_FACING = (_options$cameraFacing = options.cameraFacing) !== null && _options$cameraFacing !== void 0 ? _options$cameraFacing : true;\n super(material, GreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME, 200, defines);\n /**\n * You can provide a colorsTexture to use instead of one generated from the 'colors' option\n */\n this.colorsTexture = null;\n this._scene = scene !== null && scene !== void 0 ? scene : material.getScene();\n this._engine = this._scene.getEngine();\n this._cameraFacing = (_options$cameraFacing2 = options.cameraFacing) !== null && _options$cameraFacing2 !== void 0 ? _options$cameraFacing2 : true;\n this.visibility = (_options$visibility = options.visibility) !== null && _options$visibility !== void 0 ? _options$visibility : 1;\n this.useDash = (_options$useDash = options.useDash) !== null && _options$useDash !== void 0 ? _options$useDash : false;\n this.dashRatio = (_options$dashRatio = options.dashRatio) !== null && _options$dashRatio !== void 0 ? _options$dashRatio : 0.5;\n this.dashOffset = (_options$dashOffset = options.dashOffset) !== null && _options$dashOffset !== void 0 ? _options$dashOffset : 0;\n this.width = options.width ? options.width : options.sizeAttenuation ? GreasedLineMaterialDefaults.DEFAULT_WIDTH_ATTENUATED : GreasedLineMaterialDefaults.DEFAULT_WIDTH;\n this._sizeAttenuation = (_options$sizeAttenuat2 = options.sizeAttenuation) !== null && _options$sizeAttenuat2 !== void 0 ? _options$sizeAttenuat2 : false;\n this.colorMode = (_options$colorMode = options.colorMode) !== null && _options$colorMode !== void 0 ? _options$colorMode : 0 /* GreasedLineMeshColorMode.COLOR_MODE_SET */;\n this._color = (_options$color = options.color) !== null && _options$color !== void 0 ? _options$color : null;\n this.useColors = (_options$useColors = options.useColors) !== null && _options$useColors !== void 0 ? _options$useColors : false;\n this._colorsDistributionType = (_options$colorDistrib = options.colorDistributionType) !== null && _options$colorDistrib !== void 0 ? _options$colorDistrib : 0 /* GreasedLineMeshColorDistributionType.COLOR_DISTRIBUTION_TYPE_SEGMENT */;\n this.colorsSampling = (_options$colorsSampli = options.colorsSampling) !== null && _options$colorsSampli !== void 0 ? _options$colorsSampli : RawTexture.NEAREST_NEAREST;\n this._colors = (_options$colors = options.colors) !== null && _options$colors !== void 0 ? _options$colors : null;\n this.dashCount = (_options$dashCount = options.dashCount) !== null && _options$dashCount !== void 0 ? _options$dashCount : 1; // calculate the _dashArray value, call the setter\n this.resolution = (_options$resolution = options.resolution) !== null && _options$resolution !== void 0 ? _options$resolution : new Vector2(this._engine.getRenderWidth(), this._engine.getRenderHeight()); // calculate aspect call the setter\n if (options.colorsTexture) {\n this.colorsTexture = options.colorsTexture; // colorsTexture from options takes precedence\n } else {\n if (this._colors) {\n this.colorsTexture = GreasedLineTools.CreateColorsTexture(`${material.name}-colors-texture`, this._colors, this.colorsSampling, this._scene);\n } else {\n var _this$_color;\n this._color = (_this$_color = this._color) !== null && _this$_color !== void 0 ? _this$_color : GreasedLineMaterialDefaults.DEFAULT_COLOR;\n GreasedLineTools.PrepareEmptyColorsTexture(this._scene);\n }\n }\n this._engine.onDisposeObservable.add(() => {\n GreasedLineTools.DisposeEmptyColorsTexture();\n });\n this._enable(true); // always enabled\n }\n /**\n * Get the shader attributes\n * @param attributes array which will be filled with the attributes\n */\n getAttributes(attributes) {\n attributes.push(\"grl_offsets\");\n attributes.push(\"grl_widths\");\n attributes.push(\"grl_colorPointers\");\n attributes.push(\"grl_counters\");\n if (this._cameraFacing) {\n attributes.push(\"grl_previousAndSide\");\n attributes.push(\"grl_nextAndCounters\");\n } else {\n attributes.push(\"grl_slopes\");\n }\n }\n /**\n * Get the shader samplers\n * @param samplers\n */\n getSamplers(samplers) {\n samplers.push(\"grl_colors\");\n }\n /**\n * Get the shader textures\n * @param activeTextures array which will be filled with the textures\n */\n getActiveTextures(activeTextures) {\n if (this.colorsTexture) {\n activeTextures.push(this.colorsTexture);\n }\n }\n /**\n * Get the shader uniforms\n * @returns uniforms\n */\n getUniforms() {\n const ubo = [{\n name: \"grl_singleColor\",\n size: 3,\n type: \"vec3\"\n }, {\n name: \"grl_textureSize\",\n size: 2,\n type: \"vec2\"\n }, {\n name: \"grl_dashOptions\",\n size: 4,\n type: \"vec4\"\n }, {\n name: \"grl_colorMode_visibility_colorsWidth_useColors\",\n size: 4,\n type: \"vec4\"\n }];\n if (this._cameraFacing) {\n ubo.push({\n name: \"grl_projection\",\n size: 16,\n type: \"mat4\"\n }, {\n name: \"grl_aspect_resolution_lineWidth\",\n size: 4,\n type: \"vec4\"\n });\n }\n return {\n ubo,\n vertex: this._cameraFacing ? `\n uniform vec4 grl_aspect_resolution_lineWidth;\n uniform mat4 grl_projection;\n ` : \"\",\n fragment: `\n uniform vec4 grl_dashOptions;\n uniform vec2 grl_textureSize;\n uniform vec4 grl_colorMode_visibility_colorsWidth_useColors;\n uniform vec3 grl_singleColor;\n `\n };\n }\n // only getter, it doesn't make sense to use this plugin on a mesh other than GreasedLineMesh\n // and it doesn't make sense to disable it on the mesh\n get isEnabled() {\n return true;\n }\n /**\n * Bind the uniform buffer\n * @param uniformBuffer\n */\n bindForSubMesh(uniformBuffer) {\n var _this$colorsTexture, _texture$getSize$widt, _texture$getSize$heig;\n if (this._cameraFacing) {\n const activeCamera = this._scene.activeCamera;\n if (activeCamera) {\n const projection = activeCamera.getProjectionMatrix();\n uniformBuffer.updateMatrix(\"grl_projection\", projection);\n } else {\n throw Error(\"GreasedLinePluginMaterial requires an active camera.\");\n }\n const resolutionLineWidth = TmpVectors.Vector4[0];\n resolutionLineWidth.x = this._aspect;\n resolutionLineWidth.y = this._resolution.x;\n resolutionLineWidth.z = this._resolution.y;\n resolutionLineWidth.w = this.width;\n uniformBuffer.updateVector4(\"grl_aspect_resolution_lineWidth\", resolutionLineWidth);\n }\n const dashOptions = TmpVectors.Vector4[0];\n dashOptions.x = GreasedLineTools.BooleanToNumber(this.useDash);\n dashOptions.y = this._dashArray;\n dashOptions.z = this.dashOffset;\n dashOptions.w = this.dashRatio;\n uniformBuffer.updateVector4(\"grl_dashOptions\", dashOptions);\n const colorModeVisibilityColorsWidthUseColors = TmpVectors.Vector4[1];\n colorModeVisibilityColorsWidthUseColors.x = this.colorMode;\n colorModeVisibilityColorsWidthUseColors.y = this.visibility;\n colorModeVisibilityColorsWidthUseColors.z = this.colorsTexture ? this.colorsTexture.getSize().width : 0;\n colorModeVisibilityColorsWidthUseColors.w = GreasedLineTools.BooleanToNumber(this.useColors);\n uniformBuffer.updateVector4(\"grl_colorMode_visibility_colorsWidth_useColors\", colorModeVisibilityColorsWidthUseColors);\n if (this._color) {\n uniformBuffer.updateColor3(\"grl_singleColor\", this._color);\n }\n const texture = (_this$colorsTexture = this.colorsTexture) !== null && _this$colorsTexture !== void 0 ? _this$colorsTexture : GreasedLineMaterialDefaults.EmptyColorsTexture;\n uniformBuffer.setTexture(\"grl_colors\", texture);\n uniformBuffer.updateFloat2(\"grl_textureSize\", (_texture$getSize$widt = texture === null || texture === void 0 ? void 0 : texture.getSize().width) !== null && _texture$getSize$widt !== void 0 ? _texture$getSize$widt : 1, (_texture$getSize$heig = texture === null || texture === void 0 ? void 0 : texture.getSize().height) !== null && _texture$getSize$heig !== void 0 ? _texture$getSize$heig : 1);\n }\n /**\n * Prepare the defines\n * @param defines\n * @param _scene\n * @param _mesh\n */\n prepareDefines(defines, _scene, _mesh) {\n defines.GREASED_LINE_HAS_COLOR = !!this.color && !this.useColors;\n defines.GREASED_LINE_SIZE_ATTENUATION = this._sizeAttenuation;\n defines.GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE = this._colorsDistributionType === 1 /* GreasedLineMeshColorDistributionType.COLOR_DISTRIBUTION_TYPE_LINE */;\n defines.GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM = _scene.useRightHandedSystem;\n defines.GREASED_LINE_CAMERA_FACING = this._cameraFacing;\n }\n /**\n * Get the class name\n * @returns class name\n */\n getClassName() {\n return GreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME;\n }\n /**\n * Get shader code\n * @param shaderType vertex/fragment\n * @returns shader code\n */\n getCustomCode(shaderType) {\n if (shaderType === \"vertex\") {\n const obj = {\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_VERTEX_DEFINITIONS: `\n attribute float grl_widths;\n attribute vec3 grl_offsets;\n attribute float grl_colorPointers;\n varying float grlCounters;\n varying float grlColorPointer;\n\n #ifdef GREASED_LINE_CAMERA_FACING\n attribute vec4 grl_previousAndSide;\n attribute vec4 grl_nextAndCounters;\n\n vec2 grlFix( vec4 i, float aspect ) {\n vec2 res = i.xy / i.w;\n res.x *= aspect;\n return res;\n }\n #else\n attribute vec3 grl_slopes;\n attribute float grl_counters;\n #endif\n `,\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_VERTEX_UPDATE_POSITION: `\n #ifdef GREASED_LINE_CAMERA_FACING\n vec3 grlPositionOffset = grl_offsets;\n positionUpdated += grlPositionOffset;\n #else\n positionUpdated = (positionUpdated + grl_offsets) + (grl_slopes * grl_widths);\n #endif\n `,\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_VERTEX_MAIN_END: `\n grlColorPointer = grl_colorPointers;\n\n #ifdef GREASED_LINE_CAMERA_FACING\n\n float grlAspect = grl_aspect_resolution_lineWidth.x;\n float grlBaseWidth = grl_aspect_resolution_lineWidth.w;\n\n\n vec3 grlPrevious = grl_previousAndSide.xyz;\n float grlSide = grl_previousAndSide.w;\n\n vec3 grlNext = grl_nextAndCounters.xyz;\n grlCounters = grl_nextAndCounters.w;\n\n mat4 grlMatrix = viewProjection * finalWorld;\n vec4 grlFinalPosition = grlMatrix * vec4( positionUpdated , 1.0 );\n vec4 grlPrevPos = grlMatrix * vec4( grlPrevious + grlPositionOffset, 1.0 );\n vec4 grlNextPos = grlMatrix * vec4( grlNext + grlPositionOffset, 1.0 );\n\n vec2 grlCurrentP = grlFix( grlFinalPosition, grlAspect );\n vec2 grlPrevP = grlFix( grlPrevPos, grlAspect );\n vec2 grlNextP = grlFix( grlNextPos, grlAspect );\n\n float grlWidth = grlBaseWidth * grl_widths;\n\n vec2 grlDir;\n if( grlNextP == grlCurrentP ) grlDir = normalize( grlCurrentP - grlPrevP );\n else if( grlPrevP == grlCurrentP ) grlDir = normalize( grlNextP - grlCurrentP );\n else {\n vec2 grlDir1 = normalize( grlCurrentP - grlPrevP );\n vec2 grlDir2 = normalize( grlNextP - grlCurrentP );\n grlDir = normalize( grlDir1 + grlDir2 );\n }\n vec4 grlNormal = vec4( -grlDir.y, grlDir.x, 0., 1. );\n #ifdef GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM\n grlNormal.xy *= -.5 * grlWidth;\n #else\n grlNormal.xy *= .5 * grlWidth;\n #endif\n\n grlNormal *= grl_projection;\n\n #ifdef GREASED_LINE_SIZE_ATTENUATION\n grlNormal.xy *= grlFinalPosition.w;\n grlNormal.xy /= ( vec4( grl_aspect_resolution_lineWidth.yz, 0., 1. ) * grl_projection ).xy;\n #endif\n\n grlFinalPosition.xy += grlNormal.xy * grlSide;\n gl_Position = grlFinalPosition;\n\n vPositionW = vec3(grlFinalPosition);\n #else\n grlCounters = grl_counters;\n #endif\n `\n };\n this._cameraFacing && (obj[\"!gl_Position\\\\=viewProjection\\\\*worldPos;\"] = \"//\"); // not needed for camera facing GRL\n return obj;\n }\n if (shaderType === \"fragment\") {\n return {\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_FRAGMENT_DEFINITIONS: `\n varying float grlCounters;\n varying float grlColorPointer;\n uniform sampler2D grl_colors;\n `,\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_FRAGMENT_MAIN_END: `\n float grlColorMode = grl_colorMode_visibility_colorsWidth_useColors.x;\n float grlVisibility = grl_colorMode_visibility_colorsWidth_useColors.y;\n float grlColorsWidth = grl_colorMode_visibility_colorsWidth_useColors.z;\n float grlUseColors = grl_colorMode_visibility_colorsWidth_useColors.w;\n\n float grlUseDash = grl_dashOptions.x;\n float grlDashArray = grl_dashOptions.y;\n float grlDashOffset = grl_dashOptions.z;\n float grlDashRatio = grl_dashOptions.w;\n\n gl_FragColor.a *= step(grlCounters, grlVisibility);\n if( gl_FragColor.a == 0. ) discard;\n\n if(grlUseDash == 1.){\n gl_FragColor.a *= ceil(mod(grlCounters + grlDashOffset, grlDashArray) - (grlDashArray * grlDashRatio));\n if (gl_FragColor.a == 0.) discard;\n }\n\n #ifdef GREASED_LINE_HAS_COLOR\n if (grlColorMode == ${0 /* GreasedLineMeshColorMode.COLOR_MODE_SET */}.) {\n gl_FragColor.rgb = grl_singleColor;\n } else if (grlColorMode == ${1 /* GreasedLineMeshColorMode.COLOR_MODE_ADD */}.) {\n gl_FragColor.rgb += grl_singleColor;\n } else if (grlColorMode == ${2 /* GreasedLineMeshColorMode.COLOR_MODE_MULTIPLY */}.) {\n gl_FragColor.rgb *= grl_singleColor;\n }\n #else\n if (grlUseColors == 1.) {\n #ifdef GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE\n vec4 grlColor = texture2D(grl_colors, vec2(grlCounters, 0.), 0.);\n #else\n vec2 lookup = vec2(fract(grlColorPointer / grl_textureSize.x), 1.0 - floor(grlColorPointer / grl_textureSize.x) / max(grl_textureSize.y - 1.0, 1.0));\n vec4 grlColor = texture2D(grl_colors, lookup, 0.0);\n #endif\n if (grlColorMode == ${0 /* GreasedLineMeshColorMode.COLOR_MODE_SET */}.) {\n gl_FragColor = grlColor;\n } else if (grlColorMode == ${1 /* GreasedLineMeshColorMode.COLOR_MODE_ADD */}.) {\n gl_FragColor += grlColor;\n } else if (grlColorMode == ${2 /* GreasedLineMeshColorMode.COLOR_MODE_MULTIPLY */}.) {\n gl_FragColor *= grlColor;\n }\n }\n #endif\n\n `\n };\n }\n return null;\n }\n /**\n * Disposes the plugin material.\n */\n dispose() {\n var _this$colorsTexture2;\n (_this$colorsTexture2 = this.colorsTexture) === null || _this$colorsTexture2 === void 0 || _this$colorsTexture2.dispose();\n super.dispose();\n }\n /**\n * Returns the colors used to colorize the line\n */\n get colors() {\n return this._colors;\n }\n /**\n * Sets the colors used to colorize the line\n */\n set colors(value) {\n this.setColors(value);\n }\n /**\n * Creates or updates the colors texture\n * @param colors color table RGBA\n * @param lazy if lazy, the colors are not updated\n * @param forceNewTexture force creation of a new texture\n */\n setColors(colors, lazy = false, forceNewTexture = false) {\n var _this$_colors$length, _this$_colors;\n const origColorsCount = (_this$_colors$length = (_this$_colors = this._colors) === null || _this$_colors === void 0 ? void 0 : _this$_colors.length) !== null && _this$_colors$length !== void 0 ? _this$_colors$length : 0;\n this._colors = colors;\n if (colors === null || colors.length === 0) {\n var _this$colorsTexture3;\n (_this$colorsTexture3 = this.colorsTexture) === null || _this$colorsTexture3 === void 0 || _this$colorsTexture3.dispose();\n return;\n }\n if (lazy && !forceNewTexture) {\n return;\n }\n if (this.colorsTexture && origColorsCount === colors.length && !forceNewTexture) {\n const colorArray = GreasedLineTools.Color3toRGBAUint8(colors);\n this.colorsTexture.update(colorArray);\n } else {\n var _this$colorsTexture4;\n (_this$colorsTexture4 = this.colorsTexture) === null || _this$colorsTexture4 === void 0 || _this$colorsTexture4.dispose();\n this.colorsTexture = GreasedLineTools.CreateColorsTexture(`${this._material.name}-colors-texture`, colors, this.colorsSampling, this._scene);\n }\n }\n /**\n * Updates the material. Use when material created in lazy mode.\n */\n updateLazy() {\n if (this._colors) {\n this.setColors(this._colors, false, true);\n }\n }\n /**\n * Gets the number of dashes in the line\n */\n get dashCount() {\n return this._dashCount;\n }\n /**\n * Sets the number of dashes in the line\n * @param value dash\n */\n set dashCount(value) {\n this._dashCount = value;\n this._dashArray = 1 / value;\n }\n /**\n * If set to true the line will be rendered always with the same width regardless how far it is located from the camera.\n * Not supported for non camera facing lines.\n */\n get sizeAttenuation() {\n return this._sizeAttenuation;\n }\n /**\n * Turn on/off size attenuation of the width option and widths array.\n * Not supported for non camera facing lines.\n * @param value If set to true the line will be rendered always with the same width regardless how far it is located from the camera.\n */\n set sizeAttenuation(value) {\n this._sizeAttenuation = value;\n this.markAllDefinesAsDirty();\n }\n /**\n * Gets the color of the line\n */\n get color() {\n return this._color;\n }\n /**\n * Sets the color of the line\n * @param value Color3 or null to clear the color. You need to clear the color if you use colors and useColors = true\n */\n set color(value) {\n this.setColor(value);\n }\n /**\n * Sets the color of the line. If set the whole line will be mixed with this color according to the colorMode option.\n * @param value color\n * @param doNotMarkDirty if true, the material will not be marked as dirty\n */\n setColor(value, doNotMarkDirty = false) {\n if (this._color === null && value !== null || this._color !== null && value === null) {\n this._color = value;\n !doNotMarkDirty && this.markAllDefinesAsDirty();\n } else {\n this._color = value;\n }\n }\n /**\n * Gets the color distributiopn type\n */\n get colorsDistributionType() {\n return this._colorsDistributionType;\n }\n /**\n * Sets the color distribution type\n * @see GreasedLineMeshColorDistributionType\n * @param value color distribution type\n */\n set colorsDistributionType(value) {\n this._colorsDistributionType = value;\n this.markAllDefinesAsDirty();\n }\n /**\n * Gets the resolution\n */\n get resolution() {\n return this._resolution;\n }\n /**\n * Sets the resolution\n * @param value resolution of the screen for GreasedLine\n */\n set resolution(value) {\n this._aspect = value.x / value.y;\n this._resolution = value;\n }\n /**\n * Serializes this plugin material\n * @returns serializationObjec\n */\n serialize() {\n const serializationObject = super.serialize();\n const greasedLineMaterialOptions = {\n colorDistributionType: this._colorsDistributionType,\n colorsSampling: this.colorsSampling,\n colorMode: this.colorMode,\n dashCount: this._dashCount,\n dashOffset: this.dashOffset,\n dashRatio: this.dashRatio,\n resolution: this._resolution,\n sizeAttenuation: this._sizeAttenuation,\n useColors: this.useColors,\n useDash: this.useDash,\n visibility: this.visibility,\n width: this.width\n };\n this._colors && (greasedLineMaterialOptions.colors = this._colors);\n this._color && (greasedLineMaterialOptions.color = this._color);\n serializationObject.greasedLineMaterialOptions = greasedLineMaterialOptions;\n return serializationObject;\n }\n /**\n * Parses a serialized objects\n * @param source serialized object\n * @param scene scene\n * @param rootUrl root url for textures\n */\n parse(source, scene, rootUrl) {\n var _this$colorsTexture5;\n super.parse(source, scene, rootUrl);\n const greasedLineMaterialOptions = source.greasedLineMaterialOptions;\n (_this$colorsTexture5 = this.colorsTexture) === null || _this$colorsTexture5 === void 0 || _this$colorsTexture5.dispose();\n greasedLineMaterialOptions.color && this.setColor(greasedLineMaterialOptions.color, true);\n greasedLineMaterialOptions.colorDistributionType && (this.colorsDistributionType = greasedLineMaterialOptions.colorDistributionType);\n greasedLineMaterialOptions.colors && (this.colors = greasedLineMaterialOptions.colors);\n greasedLineMaterialOptions.colorsSampling && (this.colorsSampling = greasedLineMaterialOptions.colorsSampling);\n greasedLineMaterialOptions.colorMode && (this.colorMode = greasedLineMaterialOptions.colorMode);\n greasedLineMaterialOptions.useColors && (this.useColors = greasedLineMaterialOptions.useColors);\n greasedLineMaterialOptions.visibility && (this.visibility = greasedLineMaterialOptions.visibility);\n greasedLineMaterialOptions.useDash && (this.useDash = greasedLineMaterialOptions.useDash);\n greasedLineMaterialOptions.dashCount && (this.dashCount = greasedLineMaterialOptions.dashCount);\n greasedLineMaterialOptions.dashRatio && (this.dashRatio = greasedLineMaterialOptions.dashRatio);\n greasedLineMaterialOptions.dashOffset && (this.dashOffset = greasedLineMaterialOptions.dashOffset);\n greasedLineMaterialOptions.width && (this.width = greasedLineMaterialOptions.width);\n greasedLineMaterialOptions.sizeAttenuation && (this.sizeAttenuation = greasedLineMaterialOptions.sizeAttenuation);\n greasedLineMaterialOptions.resolution && (this.resolution = greasedLineMaterialOptions.resolution);\n if (this.colors) {\n this.colorsTexture = GreasedLineTools.CreateColorsTexture(`${this._material.name}-colors-texture`, this.colors, this.colorsSampling, scene);\n } else {\n GreasedLineTools.PrepareEmptyColorsTexture(scene);\n }\n this.markAllDefinesAsDirty();\n }\n /**\n * Makes a duplicate of the current configuration into another one.\n * @param plugin define the config where to copy the info\n */\n copyTo(plugin) {\n var _dest$colorsTexture;\n const dest = plugin;\n (_dest$colorsTexture = dest.colorsTexture) === null || _dest$colorsTexture === void 0 || _dest$colorsTexture.dispose();\n if (this._colors) {\n dest.colorsTexture = GreasedLineTools.CreateColorsTexture(`${dest._material.name}-colors-texture`, this._colors, dest.colorsSampling, this._scene);\n }\n dest.setColor(this.color, true);\n dest.colorsDistributionType = this.colorsDistributionType;\n dest.colorsSampling = this.colorsSampling;\n dest.colorMode = this.colorMode;\n dest.useColors = this.useColors;\n dest.visibility = this.visibility;\n dest.useDash = this.useDash;\n dest.dashCount = this.dashCount;\n dest.dashRatio = this.dashRatio;\n dest.dashOffset = this.dashOffset;\n dest.width = this.width;\n dest.sizeAttenuation = this.sizeAttenuation;\n dest.resolution = this.resolution;\n dest.markAllDefinesAsDirty();\n }\n}\n/**\n * Plugin name\n */\nGreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME = \"GreasedLinePluginMaterial\";\nRegisterClass(`BABYLON.${GreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME}`, GreasedLinePluginMaterial);","map":{"version":3,"names":["RawTexture","MaterialPluginBase","Vector2","TmpVectors","MaterialDefines","RegisterClass","GreasedLineMaterialDefaults","GreasedLineTools","MaterialGreasedLineDefines","constructor","arguments","GREASED_LINE_HAS_COLOR","GREASED_LINE_SIZE_ATTENUATION","GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE","GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM","GREASED_LINE_CAMERA_FACING","GreasedLinePluginMaterial","material","scene","options","_options$sizeAttenuat","_options$cameraFacing","_options$cameraFacing2","_options$visibility","_options$useDash","_options$dashRatio","_options$dashOffset","_options$sizeAttenuat2","_options$colorMode","_options$color","_options$useColors","_options$colorDistrib","_options$colorsSampli","_options$colors","_options$dashCount","_options$resolution","color","DEFAULT_COLOR","defines","useColors","sizeAttenuation","colorDistributionType","getScene","useRightHandedSystem","cameraFacing","GREASED_LINE_MATERIAL_NAME","colorsTexture","_scene","_engine","getEngine","_cameraFacing","visibility","useDash","dashRatio","dashOffset","width","DEFAULT_WIDTH_ATTENUATED","DEFAULT_WIDTH","_sizeAttenuation","colorMode","_color","_colorsDistributionType","colorsSampling","NEAREST_NEAREST","_colors","colors","dashCount","resolution","getRenderWidth","getRenderHeight","CreateColorsTexture","name","_this$_color","PrepareEmptyColorsTexture","onDisposeObservable","add","DisposeEmptyColorsTexture","_enable","getAttributes","attributes","push","getSamplers","samplers","getActiveTextures","activeTextures","getUniforms","ubo","size","type","vertex","fragment","isEnabled","bindForSubMesh","uniformBuffer","_this$colorsTexture","_texture$getSize$widt","_texture$getSize$heig","activeCamera","projection","getProjectionMatrix","updateMatrix","Error","resolutionLineWidth","Vector4","x","_aspect","y","_resolution","z","w","updateVector4","dashOptions","BooleanToNumber","_dashArray","colorModeVisibilityColorsWidthUseColors","getSize","updateColor3","texture","EmptyColorsTexture","setTexture","updateFloat2","height","prepareDefines","_mesh","getClassName","getCustomCode","shaderType","obj","CUSTOM_VERTEX_DEFINITIONS","CUSTOM_VERTEX_UPDATE_POSITION","CUSTOM_VERTEX_MAIN_END","CUSTOM_FRAGMENT_DEFINITIONS","CUSTOM_FRAGMENT_MAIN_END","dispose","_this$colorsTexture2","value","setColors","lazy","forceNewTexture","_this$_colors$length","_this$_colors","origColorsCount","length","_this$colorsTexture3","colorArray","Color3toRGBAUint8","update","_this$colorsTexture4","_material","updateLazy","_dashCount","markAllDefinesAsDirty","setColor","doNotMarkDirty","colorsDistributionType","serialize","serializationObject","greasedLineMaterialOptions","parse","source","rootUrl","_this$colorsTexture5","copyTo","plugin","_dest$colorsTexture","dest"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Materials/GreasedLine/greasedLinePluginMaterial.js"],"sourcesContent":["import { RawTexture } from \"../Textures/rawTexture.js\";\nimport { MaterialPluginBase } from \"../materialPluginBase.js\";\nimport { Vector2, TmpVectors } from \"../../Maths/math.vector.js\";\nimport { MaterialDefines } from \"../materialDefines.js\";\nimport { RegisterClass } from \"../../Misc/typeStore.js\";\nimport { GreasedLineMaterialDefaults } from \"./greasedLineMaterialDefaults.js\";\nimport { GreasedLineTools } from \"../../Misc/greasedLineTools.js\";\n/**\n * @internal\n */\nexport class MaterialGreasedLineDefines extends MaterialDefines {\n constructor() {\n super(...arguments);\n /**\n * The material has a color option specified\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_HAS_COLOR = false;\n /**\n * The material's size attenuation optiom\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_SIZE_ATTENUATION = false;\n /**\n * The type of color distribution is set to line this value equals to true.\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE = false;\n /**\n * True if scene is in right handed coordinate system.\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM = false;\n /**\n * True if the line is in camera facing mode\n */\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.GREASED_LINE_CAMERA_FACING = true;\n }\n}\n/**\n * GreasedLinePluginMaterial for GreasedLineMesh/GreasedLineRibbonMesh.\n * Use the GreasedLineBuilder.CreateGreasedLineMaterial function to create and instance of this class.\n */\nexport class GreasedLinePluginMaterial extends MaterialPluginBase {\n /**\n * Creates a new instance of the GreasedLinePluginMaterial\n * @param material base material for the plugin\n * @param scene the scene\n * @param options plugin options\n */\n constructor(material, scene, options) {\n options = options || {\n color: GreasedLineMaterialDefaults.DEFAULT_COLOR,\n };\n const defines = new MaterialGreasedLineDefines();\n defines.GREASED_LINE_HAS_COLOR = !!options.color && !options.useColors;\n defines.GREASED_LINE_SIZE_ATTENUATION = options.sizeAttenuation ?? false;\n defines.GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE = options.colorDistributionType === 1 /* GreasedLineMeshColorDistributionType.COLOR_DISTRIBUTION_TYPE_LINE */;\n defines.GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM = (scene ?? material.getScene()).useRightHandedSystem;\n defines.GREASED_LINE_CAMERA_FACING = options.cameraFacing ?? true;\n super(material, GreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME, 200, defines);\n /**\n * You can provide a colorsTexture to use instead of one generated from the 'colors' option\n */\n this.colorsTexture = null;\n this._scene = scene ?? material.getScene();\n this._engine = this._scene.getEngine();\n this._cameraFacing = options.cameraFacing ?? true;\n this.visibility = options.visibility ?? 1;\n this.useDash = options.useDash ?? false;\n this.dashRatio = options.dashRatio ?? 0.5;\n this.dashOffset = options.dashOffset ?? 0;\n this.width = options.width ? options.width : options.sizeAttenuation ? GreasedLineMaterialDefaults.DEFAULT_WIDTH_ATTENUATED : GreasedLineMaterialDefaults.DEFAULT_WIDTH;\n this._sizeAttenuation = options.sizeAttenuation ?? false;\n this.colorMode = options.colorMode ?? 0 /* GreasedLineMeshColorMode.COLOR_MODE_SET */;\n this._color = options.color ?? null;\n this.useColors = options.useColors ?? false;\n this._colorsDistributionType = options.colorDistributionType ?? 0 /* GreasedLineMeshColorDistributionType.COLOR_DISTRIBUTION_TYPE_SEGMENT */;\n this.colorsSampling = options.colorsSampling ?? RawTexture.NEAREST_NEAREST;\n this._colors = options.colors ?? null;\n this.dashCount = options.dashCount ?? 1; // calculate the _dashArray value, call the setter\n this.resolution = options.resolution ?? new Vector2(this._engine.getRenderWidth(), this._engine.getRenderHeight()); // calculate aspect call the setter\n if (options.colorsTexture) {\n this.colorsTexture = options.colorsTexture; // colorsTexture from options takes precedence\n }\n else {\n if (this._colors) {\n this.colorsTexture = GreasedLineTools.CreateColorsTexture(`${material.name}-colors-texture`, this._colors, this.colorsSampling, this._scene);\n }\n else {\n this._color = this._color ?? GreasedLineMaterialDefaults.DEFAULT_COLOR;\n GreasedLineTools.PrepareEmptyColorsTexture(this._scene);\n }\n }\n this._engine.onDisposeObservable.add(() => {\n GreasedLineTools.DisposeEmptyColorsTexture();\n });\n this._enable(true); // always enabled\n }\n /**\n * Get the shader attributes\n * @param attributes array which will be filled with the attributes\n */\n getAttributes(attributes) {\n attributes.push(\"grl_offsets\");\n attributes.push(\"grl_widths\");\n attributes.push(\"grl_colorPointers\");\n attributes.push(\"grl_counters\");\n if (this._cameraFacing) {\n attributes.push(\"grl_previousAndSide\");\n attributes.push(\"grl_nextAndCounters\");\n }\n else {\n attributes.push(\"grl_slopes\");\n }\n }\n /**\n * Get the shader samplers\n * @param samplers\n */\n getSamplers(samplers) {\n samplers.push(\"grl_colors\");\n }\n /**\n * Get the shader textures\n * @param activeTextures array which will be filled with the textures\n */\n getActiveTextures(activeTextures) {\n if (this.colorsTexture) {\n activeTextures.push(this.colorsTexture);\n }\n }\n /**\n * Get the shader uniforms\n * @returns uniforms\n */\n getUniforms() {\n const ubo = [\n { name: \"grl_singleColor\", size: 3, type: \"vec3\" },\n { name: \"grl_textureSize\", size: 2, type: \"vec2\" },\n { name: \"grl_dashOptions\", size: 4, type: \"vec4\" },\n { name: \"grl_colorMode_visibility_colorsWidth_useColors\", size: 4, type: \"vec4\" },\n ];\n if (this._cameraFacing) {\n ubo.push({ name: \"grl_projection\", size: 16, type: \"mat4\" }, { name: \"grl_aspect_resolution_lineWidth\", size: 4, type: \"vec4\" });\n }\n return {\n ubo,\n vertex: this._cameraFacing\n ? `\r\n uniform vec4 grl_aspect_resolution_lineWidth;\r\n uniform mat4 grl_projection;\r\n `\n : \"\",\n fragment: `\r\n uniform vec4 grl_dashOptions;\r\n uniform vec2 grl_textureSize;\r\n uniform vec4 grl_colorMode_visibility_colorsWidth_useColors;\r\n uniform vec3 grl_singleColor;\r\n `,\n };\n }\n // only getter, it doesn't make sense to use this plugin on a mesh other than GreasedLineMesh\n // and it doesn't make sense to disable it on the mesh\n get isEnabled() {\n return true;\n }\n /**\n * Bind the uniform buffer\n * @param uniformBuffer\n */\n bindForSubMesh(uniformBuffer) {\n if (this._cameraFacing) {\n const activeCamera = this._scene.activeCamera;\n if (activeCamera) {\n const projection = activeCamera.getProjectionMatrix();\n uniformBuffer.updateMatrix(\"grl_projection\", projection);\n }\n else {\n throw Error(\"GreasedLinePluginMaterial requires an active camera.\");\n }\n const resolutionLineWidth = TmpVectors.Vector4[0];\n resolutionLineWidth.x = this._aspect;\n resolutionLineWidth.y = this._resolution.x;\n resolutionLineWidth.z = this._resolution.y;\n resolutionLineWidth.w = this.width;\n uniformBuffer.updateVector4(\"grl_aspect_resolution_lineWidth\", resolutionLineWidth);\n }\n const dashOptions = TmpVectors.Vector4[0];\n dashOptions.x = GreasedLineTools.BooleanToNumber(this.useDash);\n dashOptions.y = this._dashArray;\n dashOptions.z = this.dashOffset;\n dashOptions.w = this.dashRatio;\n uniformBuffer.updateVector4(\"grl_dashOptions\", dashOptions);\n const colorModeVisibilityColorsWidthUseColors = TmpVectors.Vector4[1];\n colorModeVisibilityColorsWidthUseColors.x = this.colorMode;\n colorModeVisibilityColorsWidthUseColors.y = this.visibility;\n colorModeVisibilityColorsWidthUseColors.z = this.colorsTexture ? this.colorsTexture.getSize().width : 0;\n colorModeVisibilityColorsWidthUseColors.w = GreasedLineTools.BooleanToNumber(this.useColors);\n uniformBuffer.updateVector4(\"grl_colorMode_visibility_colorsWidth_useColors\", colorModeVisibilityColorsWidthUseColors);\n if (this._color) {\n uniformBuffer.updateColor3(\"grl_singleColor\", this._color);\n }\n const texture = this.colorsTexture ?? GreasedLineMaterialDefaults.EmptyColorsTexture;\n uniformBuffer.setTexture(\"grl_colors\", texture);\n uniformBuffer.updateFloat2(\"grl_textureSize\", texture?.getSize().width ?? 1, texture?.getSize().height ?? 1);\n }\n /**\n * Prepare the defines\n * @param defines\n * @param _scene\n * @param _mesh\n */\n prepareDefines(defines, _scene, _mesh) {\n defines.GREASED_LINE_HAS_COLOR = !!this.color && !this.useColors;\n defines.GREASED_LINE_SIZE_ATTENUATION = this._sizeAttenuation;\n defines.GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE = this._colorsDistributionType === 1 /* GreasedLineMeshColorDistributionType.COLOR_DISTRIBUTION_TYPE_LINE */;\n defines.GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM = _scene.useRightHandedSystem;\n defines.GREASED_LINE_CAMERA_FACING = this._cameraFacing;\n }\n /**\n * Get the class name\n * @returns class name\n */\n getClassName() {\n return GreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME;\n }\n /**\n * Get shader code\n * @param shaderType vertex/fragment\n * @returns shader code\n */\n getCustomCode(shaderType) {\n if (shaderType === \"vertex\") {\n const obj = {\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_VERTEX_DEFINITIONS: `\r\n attribute float grl_widths;\r\n attribute vec3 grl_offsets;\r\n attribute float grl_colorPointers;\r\n varying float grlCounters;\r\n varying float grlColorPointer;\r\n\r\n #ifdef GREASED_LINE_CAMERA_FACING\r\n attribute vec4 grl_previousAndSide;\r\n attribute vec4 grl_nextAndCounters;\r\n\r\n vec2 grlFix( vec4 i, float aspect ) {\r\n vec2 res = i.xy / i.w;\r\n res.x *= aspect;\r\n return res;\r\n }\r\n #else\r\n attribute vec3 grl_slopes;\r\n attribute float grl_counters;\r\n #endif\r\n `,\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_VERTEX_UPDATE_POSITION: `\r\n #ifdef GREASED_LINE_CAMERA_FACING\r\n vec3 grlPositionOffset = grl_offsets;\r\n positionUpdated += grlPositionOffset;\r\n #else\r\n positionUpdated = (positionUpdated + grl_offsets) + (grl_slopes * grl_widths);\r\n #endif\r\n `,\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_VERTEX_MAIN_END: `\r\n grlColorPointer = grl_colorPointers;\r\n\r\n #ifdef GREASED_LINE_CAMERA_FACING\r\n\r\n float grlAspect = grl_aspect_resolution_lineWidth.x;\r\n float grlBaseWidth = grl_aspect_resolution_lineWidth.w;\r\n\r\n\r\n vec3 grlPrevious = grl_previousAndSide.xyz;\r\n float grlSide = grl_previousAndSide.w;\r\n\r\n vec3 grlNext = grl_nextAndCounters.xyz;\r\n grlCounters = grl_nextAndCounters.w;\r\n\r\n mat4 grlMatrix = viewProjection * finalWorld;\r\n vec4 grlFinalPosition = grlMatrix * vec4( positionUpdated , 1.0 );\r\n vec4 grlPrevPos = grlMatrix * vec4( grlPrevious + grlPositionOffset, 1.0 );\r\n vec4 grlNextPos = grlMatrix * vec4( grlNext + grlPositionOffset, 1.0 );\r\n\r\n vec2 grlCurrentP = grlFix( grlFinalPosition, grlAspect );\r\n vec2 grlPrevP = grlFix( grlPrevPos, grlAspect );\r\n vec2 grlNextP = grlFix( grlNextPos, grlAspect );\r\n\r\n float grlWidth = grlBaseWidth * grl_widths;\r\n\r\n vec2 grlDir;\r\n if( grlNextP == grlCurrentP ) grlDir = normalize( grlCurrentP - grlPrevP );\r\n else if( grlPrevP == grlCurrentP ) grlDir = normalize( grlNextP - grlCurrentP );\r\n else {\r\n vec2 grlDir1 = normalize( grlCurrentP - grlPrevP );\r\n vec2 grlDir2 = normalize( grlNextP - grlCurrentP );\r\n grlDir = normalize( grlDir1 + grlDir2 );\r\n }\r\n vec4 grlNormal = vec4( -grlDir.y, grlDir.x, 0., 1. );\r\n #ifdef GREASED_LINE_RIGHT_HANDED_COORDINATE_SYSTEM\r\n grlNormal.xy *= -.5 * grlWidth;\r\n #else\r\n grlNormal.xy *= .5 * grlWidth;\r\n #endif\r\n\r\n grlNormal *= grl_projection;\r\n\r\n #ifdef GREASED_LINE_SIZE_ATTENUATION\r\n grlNormal.xy *= grlFinalPosition.w;\r\n grlNormal.xy /= ( vec4( grl_aspect_resolution_lineWidth.yz, 0., 1. ) * grl_projection ).xy;\r\n #endif\r\n\r\n grlFinalPosition.xy += grlNormal.xy * grlSide;\r\n gl_Position = grlFinalPosition;\r\n\r\n vPositionW = vec3(grlFinalPosition);\r\n #else\r\n grlCounters = grl_counters;\r\n #endif\r\n `,\n };\n this._cameraFacing && (obj[\"!gl_Position\\\\=viewProjection\\\\*worldPos;\"] = \"//\"); // not needed for camera facing GRL\n return obj;\n }\n if (shaderType === \"fragment\") {\n return {\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_FRAGMENT_DEFINITIONS: `\r\n varying float grlCounters;\r\n varying float grlColorPointer;\r\n uniform sampler2D grl_colors;\r\n `,\n // eslint-disable-next-line @typescript-eslint/naming-convention\n CUSTOM_FRAGMENT_MAIN_END: `\r\n float grlColorMode = grl_colorMode_visibility_colorsWidth_useColors.x;\r\n float grlVisibility = grl_colorMode_visibility_colorsWidth_useColors.y;\r\n float grlColorsWidth = grl_colorMode_visibility_colorsWidth_useColors.z;\r\n float grlUseColors = grl_colorMode_visibility_colorsWidth_useColors.w;\r\n\r\n float grlUseDash = grl_dashOptions.x;\r\n float grlDashArray = grl_dashOptions.y;\r\n float grlDashOffset = grl_dashOptions.z;\r\n float grlDashRatio = grl_dashOptions.w;\r\n\r\n gl_FragColor.a *= step(grlCounters, grlVisibility);\r\n if( gl_FragColor.a == 0. ) discard;\r\n\r\n if(grlUseDash == 1.){\r\n gl_FragColor.a *= ceil(mod(grlCounters + grlDashOffset, grlDashArray) - (grlDashArray * grlDashRatio));\r\n if (gl_FragColor.a == 0.) discard;\r\n }\r\n\r\n #ifdef GREASED_LINE_HAS_COLOR\r\n if (grlColorMode == ${0 /* GreasedLineMeshColorMode.COLOR_MODE_SET */}.) {\r\n gl_FragColor.rgb = grl_singleColor;\r\n } else if (grlColorMode == ${1 /* GreasedLineMeshColorMode.COLOR_MODE_ADD */}.) {\r\n gl_FragColor.rgb += grl_singleColor;\r\n } else if (grlColorMode == ${2 /* GreasedLineMeshColorMode.COLOR_MODE_MULTIPLY */}.) {\r\n gl_FragColor.rgb *= grl_singleColor;\r\n }\r\n #else\r\n if (grlUseColors == 1.) {\r\n #ifdef GREASED_LINE_COLOR_DISTRIBUTION_TYPE_LINE\r\n vec4 grlColor = texture2D(grl_colors, vec2(grlCounters, 0.), 0.);\r\n #else\r\n vec2 lookup = vec2(fract(grlColorPointer / grl_textureSize.x), 1.0 - floor(grlColorPointer / grl_textureSize.x) / max(grl_textureSize.y - 1.0, 1.0));\r\n vec4 grlColor = texture2D(grl_colors, lookup, 0.0);\r\n #endif\r\n if (grlColorMode == ${0 /* GreasedLineMeshColorMode.COLOR_MODE_SET */}.) {\r\n gl_FragColor = grlColor;\r\n } else if (grlColorMode == ${1 /* GreasedLineMeshColorMode.COLOR_MODE_ADD */}.) {\r\n gl_FragColor += grlColor;\r\n } else if (grlColorMode == ${2 /* GreasedLineMeshColorMode.COLOR_MODE_MULTIPLY */}.) {\r\n gl_FragColor *= grlColor;\r\n }\r\n }\r\n #endif\r\n\r\n `,\n };\n }\n return null;\n }\n /**\n * Disposes the plugin material.\n */\n dispose() {\n this.colorsTexture?.dispose();\n super.dispose();\n }\n /**\n * Returns the colors used to colorize the line\n */\n get colors() {\n return this._colors;\n }\n /**\n * Sets the colors used to colorize the line\n */\n set colors(value) {\n this.setColors(value);\n }\n /**\n * Creates or updates the colors texture\n * @param colors color table RGBA\n * @param lazy if lazy, the colors are not updated\n * @param forceNewTexture force creation of a new texture\n */\n setColors(colors, lazy = false, forceNewTexture = false) {\n const origColorsCount = this._colors?.length ?? 0;\n this._colors = colors;\n if (colors === null || colors.length === 0) {\n this.colorsTexture?.dispose();\n return;\n }\n if (lazy && !forceNewTexture) {\n return;\n }\n if (this.colorsTexture && origColorsCount === colors.length && !forceNewTexture) {\n const colorArray = GreasedLineTools.Color3toRGBAUint8(colors);\n this.colorsTexture.update(colorArray);\n }\n else {\n this.colorsTexture?.dispose();\n this.colorsTexture = GreasedLineTools.CreateColorsTexture(`${this._material.name}-colors-texture`, colors, this.colorsSampling, this._scene);\n }\n }\n /**\n * Updates the material. Use when material created in lazy mode.\n */\n updateLazy() {\n if (this._colors) {\n this.setColors(this._colors, false, true);\n }\n }\n /**\n * Gets the number of dashes in the line\n */\n get dashCount() {\n return this._dashCount;\n }\n /**\n * Sets the number of dashes in the line\n * @param value dash\n */\n set dashCount(value) {\n this._dashCount = value;\n this._dashArray = 1 / value;\n }\n /**\n * If set to true the line will be rendered always with the same width regardless how far it is located from the camera.\n * Not supported for non camera facing lines.\n */\n get sizeAttenuation() {\n return this._sizeAttenuation;\n }\n /**\n * Turn on/off size attenuation of the width option and widths array.\n * Not supported for non camera facing lines.\n * @param value If set to true the line will be rendered always with the same width regardless how far it is located from the camera.\n */\n set sizeAttenuation(value) {\n this._sizeAttenuation = value;\n this.markAllDefinesAsDirty();\n }\n /**\n * Gets the color of the line\n */\n get color() {\n return this._color;\n }\n /**\n * Sets the color of the line\n * @param value Color3 or null to clear the color. You need to clear the color if you use colors and useColors = true\n */\n set color(value) {\n this.setColor(value);\n }\n /**\n * Sets the color of the line. If set the whole line will be mixed with this color according to the colorMode option.\n * @param value color\n * @param doNotMarkDirty if true, the material will not be marked as dirty\n */\n setColor(value, doNotMarkDirty = false) {\n if ((this._color === null && value !== null) || (this._color !== null && value === null)) {\n this._color = value;\n !doNotMarkDirty && this.markAllDefinesAsDirty();\n }\n else {\n this._color = value;\n }\n }\n /**\n * Gets the color distributiopn type\n */\n get colorsDistributionType() {\n return this._colorsDistributionType;\n }\n /**\n * Sets the color distribution type\n * @see GreasedLineMeshColorDistributionType\n * @param value color distribution type\n */\n set colorsDistributionType(value) {\n this._colorsDistributionType = value;\n this.markAllDefinesAsDirty();\n }\n /**\n * Gets the resolution\n */\n get resolution() {\n return this._resolution;\n }\n /**\n * Sets the resolution\n * @param value resolution of the screen for GreasedLine\n */\n set resolution(value) {\n this._aspect = value.x / value.y;\n this._resolution = value;\n }\n /**\n * Serializes this plugin material\n * @returns serializationObjec\n */\n serialize() {\n const serializationObject = super.serialize();\n const greasedLineMaterialOptions = {\n colorDistributionType: this._colorsDistributionType,\n colorsSampling: this.colorsSampling,\n colorMode: this.colorMode,\n dashCount: this._dashCount,\n dashOffset: this.dashOffset,\n dashRatio: this.dashRatio,\n resolution: this._resolution,\n sizeAttenuation: this._sizeAttenuation,\n useColors: this.useColors,\n useDash: this.useDash,\n visibility: this.visibility,\n width: this.width,\n };\n this._colors && (greasedLineMaterialOptions.colors = this._colors);\n this._color && (greasedLineMaterialOptions.color = this._color);\n serializationObject.greasedLineMaterialOptions = greasedLineMaterialOptions;\n return serializationObject;\n }\n /**\n * Parses a serialized objects\n * @param source serialized object\n * @param scene scene\n * @param rootUrl root url for textures\n */\n parse(source, scene, rootUrl) {\n super.parse(source, scene, rootUrl);\n const greasedLineMaterialOptions = source.greasedLineMaterialOptions;\n this.colorsTexture?.dispose();\n greasedLineMaterialOptions.color && this.setColor(greasedLineMaterialOptions.color, true);\n greasedLineMaterialOptions.colorDistributionType && (this.colorsDistributionType = greasedLineMaterialOptions.colorDistributionType);\n greasedLineMaterialOptions.colors && (this.colors = greasedLineMaterialOptions.colors);\n greasedLineMaterialOptions.colorsSampling && (this.colorsSampling = greasedLineMaterialOptions.colorsSampling);\n greasedLineMaterialOptions.colorMode && (this.colorMode = greasedLineMaterialOptions.colorMode);\n greasedLineMaterialOptions.useColors && (this.useColors = greasedLineMaterialOptions.useColors);\n greasedLineMaterialOptions.visibility && (this.visibility = greasedLineMaterialOptions.visibility);\n greasedLineMaterialOptions.useDash && (this.useDash = greasedLineMaterialOptions.useDash);\n greasedLineMaterialOptions.dashCount && (this.dashCount = greasedLineMaterialOptions.dashCount);\n greasedLineMaterialOptions.dashRatio && (this.dashRatio = greasedLineMaterialOptions.dashRatio);\n greasedLineMaterialOptions.dashOffset && (this.dashOffset = greasedLineMaterialOptions.dashOffset);\n greasedLineMaterialOptions.width && (this.width = greasedLineMaterialOptions.width);\n greasedLineMaterialOptions.sizeAttenuation && (this.sizeAttenuation = greasedLineMaterialOptions.sizeAttenuation);\n greasedLineMaterialOptions.resolution && (this.resolution = greasedLineMaterialOptions.resolution);\n if (this.colors) {\n this.colorsTexture = GreasedLineTools.CreateColorsTexture(`${this._material.name}-colors-texture`, this.colors, this.colorsSampling, scene);\n }\n else {\n GreasedLineTools.PrepareEmptyColorsTexture(scene);\n }\n this.markAllDefinesAsDirty();\n }\n /**\n * Makes a duplicate of the current configuration into another one.\n * @param plugin define the config where to copy the info\n */\n copyTo(plugin) {\n const dest = plugin;\n dest.colorsTexture?.dispose();\n if (this._colors) {\n dest.colorsTexture = GreasedLineTools.CreateColorsTexture(`${dest._material.name}-colors-texture`, this._colors, dest.colorsSampling, this._scene);\n }\n dest.setColor(this.color, true);\n dest.colorsDistributionType = this.colorsDistributionType;\n dest.colorsSampling = this.colorsSampling;\n dest.colorMode = this.colorMode;\n dest.useColors = this.useColors;\n dest.visibility = this.visibility;\n dest.useDash = this.useDash;\n dest.dashCount = this.dashCount;\n dest.dashRatio = this.dashRatio;\n dest.dashOffset = this.dashOffset;\n dest.width = this.width;\n dest.sizeAttenuation = this.sizeAttenuation;\n dest.resolution = this.resolution;\n dest.markAllDefinesAsDirty();\n }\n}\n/**\n * Plugin name\n */\nGreasedLinePluginMaterial.GREASED_LINE_MATERIAL_NAME = 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