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- {"ast":null,"code":"import { SceneComponentConstants } from \"../sceneComponent.js\";\nimport { EngineStore } from \"../Engines/engineStore.js\";\n/**\n * Defines the layer scene component responsible to manage any layers\n * in a given scene.\n */\nexport class LayerSceneComponent {\n /**\n * Creates a new instance of the component for the given scene\n * @param scene Defines the scene to register the component in\n */\n constructor(scene) {\n /**\n * The component name helpful to identify the component in the list of scene components.\n */\n this.name = SceneComponentConstants.NAME_LAYER;\n this.scene = scene || EngineStore.LastCreatedScene;\n if (!this.scene) {\n return;\n }\n this._engine = this.scene.getEngine();\n }\n /**\n * Registers the component in a given scene\n */\n register() {\n this.scene._beforeCameraDrawStage.registerStep(SceneComponentConstants.STEP_BEFORECAMERADRAW_LAYER, this, this._drawCameraBackground);\n this.scene._afterCameraDrawStage.registerStep(SceneComponentConstants.STEP_AFTERCAMERADRAW_LAYER, this, this._drawCameraForegroundWithPostProcessing);\n this.scene._afterCameraPostProcessStage.registerStep(SceneComponentConstants.STEP_AFTERCAMERAPOSTPROCESS_LAYER, this, this._drawCameraForegroundWithoutPostProcessing);\n this.scene._beforeRenderTargetDrawStage.registerStep(SceneComponentConstants.STEP_BEFORERENDERTARGETDRAW_LAYER, this, this._drawRenderTargetBackground);\n this.scene._afterRenderTargetDrawStage.registerStep(SceneComponentConstants.STEP_AFTERRENDERTARGETDRAW_LAYER, this, this._drawRenderTargetForegroundWithPostProcessing);\n this.scene._afterRenderTargetPostProcessStage.registerStep(SceneComponentConstants.STEP_AFTERRENDERTARGETPOSTPROCESS_LAYER, this, this._drawRenderTargetForegroundWithoutPostProcessing);\n }\n /**\n * Rebuilds the elements related to this component in case of\n * context lost for instance.\n */\n rebuild() {\n const layers = this.scene.layers;\n for (const layer of layers) {\n layer._rebuild();\n }\n }\n /**\n * Disposes the component and the associated resources.\n */\n dispose() {\n const layers = this.scene.layers;\n while (layers.length) {\n layers[0].dispose();\n }\n }\n _draw(predicate) {\n const layers = this.scene.layers;\n if (layers.length) {\n this._engine.setDepthBuffer(false);\n for (const layer of layers) {\n if (predicate(layer)) {\n layer.render();\n }\n }\n this._engine.setDepthBuffer(true);\n }\n }\n _drawCameraPredicate(layer, isBackground, applyPostProcess, cameraLayerMask) {\n return !layer.renderOnlyInRenderTargetTextures && layer.isBackground === isBackground && layer.applyPostProcess === applyPostProcess && (layer.layerMask & cameraLayerMask) !== 0;\n }\n _drawCameraBackground(camera) {\n this._draw(layer => {\n return this._drawCameraPredicate(layer, true, true, camera.layerMask);\n });\n }\n _drawCameraForegroundWithPostProcessing(camera) {\n this._draw(layer => {\n return this._drawCameraPredicate(layer, false, true, camera.layerMask);\n });\n }\n _drawCameraForegroundWithoutPostProcessing(camera) {\n this._draw(layer => {\n return this._drawCameraPredicate(layer, false, false, camera.layerMask);\n });\n }\n _drawRenderTargetPredicate(layer, isBackground, applyPostProcess, cameraLayerMask, renderTargetTexture) {\n return layer.renderTargetTextures.length > 0 && layer.isBackground === isBackground && layer.applyPostProcess === applyPostProcess && layer.renderTargetTextures.indexOf(renderTargetTexture) > -1 && (layer.layerMask & cameraLayerMask) !== 0;\n }\n _drawRenderTargetBackground(renderTarget) {\n this._draw(layer => {\n return this._drawRenderTargetPredicate(layer, true, true, this.scene.activeCamera.layerMask, renderTarget);\n });\n }\n _drawRenderTargetForegroundWithPostProcessing(renderTarget) {\n this._draw(layer => {\n return this._drawRenderTargetPredicate(layer, false, true, this.scene.activeCamera.layerMask, renderTarget);\n });\n }\n _drawRenderTargetForegroundWithoutPostProcessing(renderTarget) {\n this._draw(layer => {\n return this._drawRenderTargetPredicate(layer, false, false, this.scene.activeCamera.layerMask, renderTarget);\n });\n }\n /**\n * Adds all the elements from the container to the scene\n * @param container the container holding the elements\n */\n addFromContainer(container) {\n if (!container.layers) {\n return;\n }\n container.layers.forEach(layer => {\n this.scene.layers.push(layer);\n });\n }\n /**\n * Removes all the elements in the container from the scene\n * @param container contains the elements to remove\n * @param dispose if the removed element should be disposed (default: false)\n */\n removeFromContainer(container, dispose = false) {\n if (!container.layers) {\n return;\n }\n container.layers.forEach(layer => {\n const index = this.scene.layers.indexOf(layer);\n if (index !== -1) {\n this.scene.layers.splice(index, 1);\n }\n if (dispose) {\n layer.dispose();\n }\n });\n }\n}","map":{"version":3,"names":["SceneComponentConstants","EngineStore","LayerSceneComponent","constructor","scene","name","NAME_LAYER","LastCreatedScene","_engine","getEngine","register","_beforeCameraDrawStage","registerStep","STEP_BEFORECAMERADRAW_LAYER","_drawCameraBackground","_afterCameraDrawStage","STEP_AFTERCAMERADRAW_LAYER","_drawCameraForegroundWithPostProcessing","_afterCameraPostProcessStage","STEP_AFTERCAMERAPOSTPROCESS_LAYER","_drawCameraForegroundWithoutPostProcessing","_beforeRenderTargetDrawStage","STEP_BEFORERENDERTARGETDRAW_LAYER","_drawRenderTargetBackground","_afterRenderTargetDrawStage","STEP_AFTERRENDERTARGETDRAW_LAYER","_drawRenderTargetForegroundWithPostProcessing","_afterRenderTargetPostProcessStage","STEP_AFTERRENDERTARGETPOSTPROCESS_LAYER","_drawRenderTargetForegroundWithoutPostProcessing","rebuild","layers","layer","_rebuild","dispose","length","_draw","predicate","setDepthBuffer","render","_drawCameraPredicate","isBackground","applyPostProcess","cameraLayerMask","renderOnlyInRenderTargetTextures","layerMask","camera","_drawRenderTargetPredicate","renderTargetTexture","renderTargetTextures","indexOf","renderTarget","activeCamera","addFromContainer","container","forEach","push","removeFromContainer","index","splice"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Layers/layerSceneComponent.js"],"sourcesContent":["import { SceneComponentConstants } from \"../sceneComponent.js\";\nimport { EngineStore } from \"../Engines/engineStore.js\";\n/**\n * Defines the layer scene component responsible to manage any layers\n * in a given scene.\n */\nexport class LayerSceneComponent {\n /**\n * Creates a new instance of the component for the given scene\n * @param scene Defines the scene to register the component in\n */\n constructor(scene) {\n /**\n * The component name helpful to identify the component in the list of scene components.\n */\n this.name = SceneComponentConstants.NAME_LAYER;\n this.scene = scene || EngineStore.LastCreatedScene;\n if (!this.scene) {\n return;\n }\n this._engine = this.scene.getEngine();\n }\n /**\n * Registers the component in a given scene\n */\n register() {\n this.scene._beforeCameraDrawStage.registerStep(SceneComponentConstants.STEP_BEFORECAMERADRAW_LAYER, this, this._drawCameraBackground);\n this.scene._afterCameraDrawStage.registerStep(SceneComponentConstants.STEP_AFTERCAMERADRAW_LAYER, this, this._drawCameraForegroundWithPostProcessing);\n this.scene._afterCameraPostProcessStage.registerStep(SceneComponentConstants.STEP_AFTERCAMERAPOSTPROCESS_LAYER, this, this._drawCameraForegroundWithoutPostProcessing);\n this.scene._beforeRenderTargetDrawStage.registerStep(SceneComponentConstants.STEP_BEFORERENDERTARGETDRAW_LAYER, this, this._drawRenderTargetBackground);\n this.scene._afterRenderTargetDrawStage.registerStep(SceneComponentConstants.STEP_AFTERRENDERTARGETDRAW_LAYER, this, this._drawRenderTargetForegroundWithPostProcessing);\n this.scene._afterRenderTargetPostProcessStage.registerStep(SceneComponentConstants.STEP_AFTERRENDERTARGETPOSTPROCESS_LAYER, this, this._drawRenderTargetForegroundWithoutPostProcessing);\n }\n /**\n * Rebuilds the elements related to this component in case of\n * context lost for instance.\n */\n rebuild() {\n const layers = this.scene.layers;\n for (const layer of layers) {\n layer._rebuild();\n }\n }\n /**\n * Disposes the component and the associated resources.\n */\n dispose() {\n const layers = this.scene.layers;\n while (layers.length) {\n layers[0].dispose();\n }\n }\n _draw(predicate) {\n const layers = this.scene.layers;\n if (layers.length) {\n this._engine.setDepthBuffer(false);\n for (const layer of layers) {\n if (predicate(layer)) {\n layer.render();\n }\n }\n this._engine.setDepthBuffer(true);\n }\n }\n _drawCameraPredicate(layer, isBackground, applyPostProcess, cameraLayerMask) {\n return (!layer.renderOnlyInRenderTargetTextures &&\n layer.isBackground === isBackground &&\n layer.applyPostProcess === applyPostProcess &&\n (layer.layerMask & cameraLayerMask) !== 0);\n }\n _drawCameraBackground(camera) {\n this._draw((layer) => {\n return this._drawCameraPredicate(layer, true, true, camera.layerMask);\n });\n }\n _drawCameraForegroundWithPostProcessing(camera) {\n this._draw((layer) => {\n return this._drawCameraPredicate(layer, false, true, camera.layerMask);\n });\n }\n _drawCameraForegroundWithoutPostProcessing(camera) {\n this._draw((layer) => {\n return this._drawCameraPredicate(layer, false, false, camera.layerMask);\n });\n }\n _drawRenderTargetPredicate(layer, isBackground, applyPostProcess, cameraLayerMask, renderTargetTexture) {\n return (layer.renderTargetTextures.length > 0 &&\n layer.isBackground === isBackground &&\n layer.applyPostProcess === applyPostProcess &&\n layer.renderTargetTextures.indexOf(renderTargetTexture) > -1 &&\n (layer.layerMask & cameraLayerMask) !== 0);\n }\n _drawRenderTargetBackground(renderTarget) {\n this._draw((layer) => {\n return this._drawRenderTargetPredicate(layer, true, true, this.scene.activeCamera.layerMask, renderTarget);\n });\n }\n _drawRenderTargetForegroundWithPostProcessing(renderTarget) {\n this._draw((layer) => {\n return this._drawRenderTargetPredicate(layer, false, true, this.scene.activeCamera.layerMask, renderTarget);\n });\n }\n _drawRenderTargetForegroundWithoutPostProcessing(renderTarget) {\n this._draw((layer) => {\n return this._drawRenderTargetPredicate(layer, false, false, this.scene.activeCamera.layerMask, renderTarget);\n });\n }\n /**\n * Adds all the elements from the container to the scene\n * @param container the container holding the elements\n */\n addFromContainer(container) {\n if (!container.layers) {\n return;\n }\n container.layers.forEach((layer) => {\n this.scene.layers.push(layer);\n });\n }\n /**\n * Removes all the elements in the container from the scene\n * @param container contains the elements to remove\n * @param dispose if the removed element should be disposed (default: false)\n */\n removeFromContainer(container, dispose = false) {\n if (!container.layers) {\n return;\n }\n container.layers.forEach((layer) => {\n const index = this.scene.layers.indexOf(layer);\n if (index !== -1) {\n this.scene.layers.splice(index, 1);\n }\n if (dispose) {\n layer.dispose();\n }\n });\n 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