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- {"ast":null,"code":"import { FrameGraphCullPass } from \"./Passes/cullPass.js\";\nimport { FrameGraphRenderPass } from \"./Passes/renderPass.js\";\n/**\n * Represents a task in a frame graph.\n * @experimental\n */\nexport class FrameGraphTask {\n /**\n * The name of the task.\n */\n get name() {\n return this._name;\n }\n set name(value) {\n this._name = value;\n }\n /**\n * Whether the task is disabled.\n */\n get disabled() {\n return this._disabled;\n }\n set disabled(value) {\n this._disabled = value;\n }\n /**\n * Checks if the task is ready to be executed.\n * @returns True if the task is ready to be executed, else false.\n */\n isReady() {\n return true;\n }\n /**\n * Disposes of the task.\n */\n dispose() {\n this._reset();\n }\n /**\n * Constructs a new frame graph task.\n * @param name The name of the task.\n * @param frameGraph The frame graph this task is associated with.\n */\n constructor(name, frameGraph) {\n this._passes = [];\n this._passesDisabled = [];\n this._disabled = false;\n this.name = name;\n this._frameGraph = frameGraph;\n this._reset();\n }\n /** @internal */\n _reset() {\n this._passes.length = 0;\n this._passesDisabled.length = 0;\n }\n /** @internal */\n _addPass(pass, disabled) {\n if (disabled) {\n this._passesDisabled.push(pass);\n } else {\n this._passes.push(pass);\n }\n }\n /** @internal */\n _checkTask() {\n let outputTexture = null;\n let outputDepthTexture = null;\n let outputObjectList;\n for (const pass of this._passes) {\n const errMsg = pass._isValid();\n if (errMsg) {\n throw new Error(`Pass \"${pass.name}\" is not valid. ${errMsg}`);\n }\n if (FrameGraphRenderPass.IsRenderPass(pass)) {\n const handles = Array.isArray(pass.renderTarget) ? pass.renderTarget : [pass.renderTarget];\n outputTexture = [];\n for (const handle of handles) {\n if (handle !== undefined) {\n outputTexture.push(this._frameGraph.textureManager.getTextureFromHandle(handle));\n }\n }\n outputDepthTexture = pass.renderTargetDepth !== undefined ? this._frameGraph.textureManager.getTextureFromHandle(pass.renderTargetDepth) : null;\n } else if (FrameGraphCullPass.IsCullPass(pass)) {\n outputObjectList = pass.objectList;\n }\n }\n let disabledOutputTexture = null;\n let disabledOutputTextureHandle = [];\n let disabledOutputDepthTexture = null;\n let disabledOutputObjectList;\n for (const pass of this._passesDisabled) {\n const errMsg = pass._isValid();\n if (errMsg) {\n throw new Error(`Pass \"${pass.name}\" is not valid. ${errMsg}`);\n }\n if (FrameGraphRenderPass.IsRenderPass(pass)) {\n const handles = Array.isArray(pass.renderTarget) ? pass.renderTarget : [pass.renderTarget];\n disabledOutputTexture = [];\n for (const handle of handles) {\n if (handle !== undefined) {\n disabledOutputTexture.push(this._frameGraph.textureManager.getTextureFromHandle(handle));\n }\n }\n disabledOutputTextureHandle = handles;\n disabledOutputDepthTexture = pass.renderTargetDepth !== undefined ? this._frameGraph.textureManager.getTextureFromHandle(pass.renderTargetDepth) : null;\n } else if (FrameGraphCullPass.IsCullPass(pass)) {\n disabledOutputObjectList = pass.objectList;\n }\n }\n if (this._passesDisabled.length > 0) {\n if (!this._checkSameRenderTarget(outputTexture, disabledOutputTexture)) {\n let ok = true;\n for (const handle of disabledOutputTextureHandle) {\n if (handle !== undefined && !this._frameGraph.textureManager.isHistoryTexture(handle)) {\n ok = false;\n break;\n }\n }\n if (!ok) {\n throw new Error(`The output texture of the task \"${this.name}\" is different when it is enabled or disabled.`);\n }\n }\n if (outputDepthTexture !== disabledOutputDepthTexture) {\n throw new Error(`The output depth texture of the task \"${this.name}\" is different when it is enabled or disabled.`);\n }\n if (outputObjectList !== disabledOutputObjectList) {\n throw new Error(`The output object list of the task \"${this.name}\" is different when it is enabled or disabled.`);\n }\n }\n }\n /** @internal */\n _getPasses() {\n return this.disabled && this._passesDisabled.length > 0 ? 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pass.renderTarget : [pass.renderTarget];\n outputTexture = [];\n for (const handle of handles) {\n if (handle !== undefined) {\n outputTexture.push(this._frameGraph.textureManager.getTextureFromHandle(handle));\n }\n }\n outputDepthTexture = pass.renderTargetDepth !== undefined ? this._frameGraph.textureManager.getTextureFromHandle(pass.renderTargetDepth) : null;\n }\n else if (FrameGraphCullPass.IsCullPass(pass)) {\n outputObjectList = pass.objectList;\n }\n }\n let disabledOutputTexture = null;\n let disabledOutputTextureHandle = [];\n let disabledOutputDepthTexture = null;\n let disabledOutputObjectList;\n for (const pass of this._passesDisabled) {\n const errMsg = pass._isValid();\n if (errMsg) {\n throw new Error(`Pass \"${pass.name}\" is not valid. ${errMsg}`);\n }\n if (FrameGraphRenderPass.IsRenderPass(pass)) {\n const handles = Array.isArray(pass.renderTarget) ? pass.renderTarget : [pass.renderTarget];\n disabledOutputTexture = [];\n for (const handle of handles) {\n if (handle !== undefined) {\n disabledOutputTexture.push(this._frameGraph.textureManager.getTextureFromHandle(handle));\n }\n }\n disabledOutputTextureHandle = handles;\n disabledOutputDepthTexture = pass.renderTargetDepth !== undefined ? this._frameGraph.textureManager.getTextureFromHandle(pass.renderTargetDepth) : null;\n }\n else if (FrameGraphCullPass.IsCullPass(pass)) {\n disabledOutputObjectList = pass.objectList;\n }\n }\n if (this._passesDisabled.length > 0) {\n if (!this._checkSameRenderTarget(outputTexture, disabledOutputTexture)) {\n let ok = true;\n for (const handle of disabledOutputTextureHandle) {\n if (handle !== undefined && !this._frameGraph.textureManager.isHistoryTexture(handle)) {\n ok = false;\n break;\n }\n }\n if (!ok) {\n throw new Error(`The output texture of the task \"${this.name}\" is different when it is enabled or disabled.`);\n }\n }\n if (outputDepthTexture !== disabledOutputDepthTexture) {\n throw new Error(`The output depth texture of the task \"${this.name}\" is different when it is enabled or disabled.`);\n }\n if (outputObjectList !== disabledOutputObjectList) {\n throw new Error(`The output object list of the task \"${this.name}\" is different when it is enabled or disabled.`);\n }\n }\n }\n /** @internal */\n _getPasses() {\n return this.disabled && this._passesDisabled.length > 0 ? 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