{"ast":null,"code":"import { WebXRCompositionLayerRenderTargetTextureProvider, WebXRCompositionLayerWrapper } from \"./WebXRCompositionLayer.js\";\n/**\n * Wraps xr projection layers.\n * @internal\n */\nexport class WebXRProjectionLayerWrapper extends WebXRCompositionLayerWrapper {\n  constructor(layer, isMultiview, xrGLBinding) {\n    super(() => layer.textureWidth, () => layer.textureHeight, layer, \"XRProjectionLayer\", isMultiview, sessionManager => new WebXRProjectionLayerRenderTargetTextureProvider(sessionManager, xrGLBinding, this));\n    this.layer = layer;\n  }\n}\n/**\n * Provides render target textures and other important rendering information for a given XRProjectionLayer.\n * @internal\n */\nclass WebXRProjectionLayerRenderTargetTextureProvider extends WebXRCompositionLayerRenderTargetTextureProvider {\n  constructor(_xrSessionManager, _xrWebGLBinding, layerWrapper) {\n    super(_xrSessionManager, _xrWebGLBinding, layerWrapper);\n    this.layerWrapper = layerWrapper;\n    this._projectionLayer = layerWrapper.layer;\n  }\n  _getSubImageForView(view) {\n    return this._xrWebGLBinding.getViewSubImage(this._projectionLayer, view);\n  }\n  getRenderTargetTextureForView(view) {\n    return this._getRenderTargetForSubImage(this._getSubImageForView(view), view.eye);\n  }\n  getRenderTargetTextureForEye(eye) {\n    const lastSubImage = this._lastSubImages.get(eye);\n    if (lastSubImage) {\n      return this._getRenderTargetForSubImage(lastSubImage, eye);\n    }\n    return null;\n  }\n  trySetViewportForView(viewport, view) {\n    const subImage = this._lastSubImages.get(view.eye) || this._getSubImageForView(view);\n    if (subImage) {\n      this._setViewportForSubImage(viewport, subImage);\n      return true;\n    }\n    return false;\n  }\n}\nexport const defaultXRProjectionLayerInit = {\n  textureType: \"texture\",\n  colorFormat: 0x1908 /* WebGLRenderingContext.RGBA */,\n  depthFormat: 0x88f0 /* WebGLRenderingContext.DEPTH24_STENCIL8 */,\n  scaleFactor: 1.0,\n  clearOnAccess: false\n};","map":{"version":3,"names":["WebXRCompositionLayerRenderTargetTextureProvider","WebXRCompositionLayerWrapper","WebXRProjectionLayerWrapper","constructor","layer","isMultiview","xrGLBinding","textureWidth","textureHeight","sessionManager","WebXRProjectionLayerRenderTargetTextureProvider","_xrSessionManager","_xrWebGLBinding","layerWrapper","_projectionLayer","_getSubImageForView","view","getViewSubImage","getRenderTargetTextureForView","_getRenderTargetForSubImage","eye","getRenderTargetTextureForEye","lastSubImage","_lastSubImages","get","trySetViewportForView","viewport","subImage","_setViewportForSubImage","defaultXRProjectionLayerInit","textureType","colorFormat","depthFormat","scaleFactor","clearOnAccess"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/XR/features/Layers/WebXRProjectionLayer.js"],"sourcesContent":["import { WebXRCompositionLayerRenderTargetTextureProvider, WebXRCompositionLayerWrapper } from \"./WebXRCompositionLayer.js\";\n/**\n * Wraps xr projection layers.\n * @internal\n */\nexport class WebXRProjectionLayerWrapper extends WebXRCompositionLayerWrapper {\n    constructor(layer, isMultiview, xrGLBinding) {\n        super(() => layer.textureWidth, () => layer.textureHeight, layer, \"XRProjectionLayer\", isMultiview, (sessionManager) => new WebXRProjectionLayerRenderTargetTextureProvider(sessionManager, xrGLBinding, this));\n        this.layer = layer;\n    }\n}\n/**\n * Provides render target textures and other important rendering information for a given XRProjectionLayer.\n * @internal\n */\nclass WebXRProjectionLayerRenderTargetTextureProvider extends WebXRCompositionLayerRenderTargetTextureProvider {\n    constructor(_xrSessionManager, _xrWebGLBinding, layerWrapper) {\n        super(_xrSessionManager, _xrWebGLBinding, layerWrapper);\n        this.layerWrapper = layerWrapper;\n        this._projectionLayer = layerWrapper.layer;\n    }\n    _getSubImageForView(view) {\n        return this._xrWebGLBinding.getViewSubImage(this._projectionLayer, view);\n    }\n    getRenderTargetTextureForView(view) {\n        return this._getRenderTargetForSubImage(this._getSubImageForView(view), view.eye);\n    }\n    getRenderTargetTextureForEye(eye) {\n        const lastSubImage = this._lastSubImages.get(eye);\n        if (lastSubImage) {\n            return this._getRenderTargetForSubImage(lastSubImage, eye);\n        }\n        return null;\n    }\n    trySetViewportForView(viewport, view) {\n        const subImage = this._lastSubImages.get(view.eye) || this._getSubImageForView(view);\n        if (subImage) {\n            this._setViewportForSubImage(viewport, subImage);\n            return true;\n        }\n        return false;\n    }\n}\nexport const defaultXRProjectionLayerInit = {\n    textureType: \"texture\",\n    colorFormat: 0x1908 /* WebGLRenderingContext.RGBA */,\n    depthFormat: 0x88f0 /* WebGLRenderingContext.DEPTH24_STENCIL8 */,\n    scaleFactor: 1.0,\n    clearOnAccess: 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