{"ast":null,"code":"import { Vector2 } from \"../Maths/math.vector.js\";\nimport { Texture } from \"../Materials/Textures/texture.js\";\nimport { PostProcess } from \"./postProcess.js\";\n/**\n * VRDistortionCorrectionPostProcess used for mobile VR\n */\nexport class VRDistortionCorrectionPostProcess extends PostProcess {\n  /**\n   * Gets a string identifying the name of the class\n   * @returns \"VRDistortionCorrectionPostProcess\" string\n   */\n  getClassName() {\n    return \"VRDistortionCorrectionPostProcess\";\n  }\n  /**\n   * Initializes the VRDistortionCorrectionPostProcess\n   * @param name The name of the effect.\n   * @param camera The camera to apply the render pass to.\n   * @param isRightEye If this is for the right eye distortion\n   * @param vrMetrics All the required metrics for the VR camera\n   */\n  constructor(name, camera, isRightEye, vrMetrics) {\n    super(name, \"vrDistortionCorrection\", [\"LensCenter\", \"Scale\", \"ScaleIn\", \"HmdWarpParam\"], null, vrMetrics.postProcessScaleFactor, camera, Texture.BILINEAR_SAMPLINGMODE);\n    this._isRightEye = isRightEye;\n    this._distortionFactors = vrMetrics.distortionK;\n    this._postProcessScaleFactor = vrMetrics.postProcessScaleFactor;\n    this._lensCenterOffset = vrMetrics.lensCenterOffset;\n    this.adaptScaleToCurrentViewport = true;\n    this.onSizeChangedObservable.add(() => {\n      this._scaleIn = new Vector2(2, 2 / this.aspectRatio);\n      this._scaleFactor = new Vector2(0.5 * (1 / this._postProcessScaleFactor), 0.5 * (1 / this._postProcessScaleFactor) * this.aspectRatio);\n      this._lensCenter = new Vector2(this._isRightEye ? 0.5 - this._lensCenterOffset * 0.5 : 0.5 + this._lensCenterOffset * 0.5, 0.5);\n    });\n    this.onApplyObservable.add(effect => {\n      effect.setFloat2(\"LensCenter\", this._lensCenter.x, this._lensCenter.y);\n      effect.setFloat2(\"Scale\", this._scaleFactor.x, this._scaleFactor.y);\n      effect.setFloat2(\"ScaleIn\", this._scaleIn.x, this._scaleIn.y);\n      effect.setFloat4(\"HmdWarpParam\", this._distortionFactors[0], this._distortionFactors[1], this._distortionFactors[2], this._distortionFactors[3]);\n    });\n  }\n  _gatherImports(useWebGPU, list) {\n    if (useWebGPU) {\n      this._webGPUReady = true;\n      list.push(import(\"../ShadersWGSL/vrDistortionCorrection.fragment.js\"));\n    } else {\n      list.push(import(\"../Shaders/vrDistortionCorrection.fragment.js\"));\n    }\n    super._gatherImports(useWebGPU, list);\n  }\n}","map":{"version":3,"names":["Vector2","Texture","PostProcess","VRDistortionCorrectionPostProcess","getClassName","constructor","name","camera","isRightEye","vrMetrics","postProcessScaleFactor","BILINEAR_SAMPLINGMODE","_isRightEye","_distortionFactors","distortionK","_postProcessScaleFactor","_lensCenterOffset","lensCenterOffset","adaptScaleToCurrentViewport","onSizeChangedObservable","add","_scaleIn","aspectRatio","_scaleFactor","_lensCenter","onApplyObservable","effect","setFloat2","x","y","setFloat4","_gatherImports","useWebGPU","list","_webGPUReady","push"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/PostProcesses/vrDistortionCorrectionPostProcess.js"],"sourcesContent":["import { Vector2 } from \"../Maths/math.vector.js\";\nimport { Texture } from \"../Materials/Textures/texture.js\";\nimport { PostProcess } from \"./postProcess.js\";\n/**\n * VRDistortionCorrectionPostProcess used for mobile VR\n */\nexport class VRDistortionCorrectionPostProcess extends PostProcess {\n    /**\n     * Gets a string identifying the name of the class\n     * @returns \"VRDistortionCorrectionPostProcess\" string\n     */\n    getClassName() {\n        return \"VRDistortionCorrectionPostProcess\";\n    }\n    /**\n     * Initializes the VRDistortionCorrectionPostProcess\n     * @param name The name of the effect.\n     * @param camera The camera to apply the render pass to.\n     * @param isRightEye If this is for the right eye distortion\n     * @param vrMetrics All the required metrics for the VR camera\n     */\n    constructor(name, camera, isRightEye, vrMetrics) {\n        super(name, \"vrDistortionCorrection\", [\"LensCenter\", \"Scale\", \"ScaleIn\", \"HmdWarpParam\"], null, vrMetrics.postProcessScaleFactor, camera, Texture.BILINEAR_SAMPLINGMODE);\n        this._isRightEye = isRightEye;\n        this._distortionFactors = vrMetrics.distortionK;\n        this._postProcessScaleFactor = vrMetrics.postProcessScaleFactor;\n        this._lensCenterOffset = vrMetrics.lensCenterOffset;\n        this.adaptScaleToCurrentViewport = true;\n        this.onSizeChangedObservable.add(() => {\n            this._scaleIn = new Vector2(2, 2 / this.aspectRatio);\n            this._scaleFactor = new Vector2(0.5 * (1 / this._postProcessScaleFactor), 0.5 * (1 / this._postProcessScaleFactor) * this.aspectRatio);\n            this._lensCenter = new Vector2(this._isRightEye ? 0.5 - this._lensCenterOffset * 0.5 : 0.5 + this._lensCenterOffset * 0.5, 0.5);\n        });\n        this.onApplyObservable.add((effect) => {\n            effect.setFloat2(\"LensCenter\", this._lensCenter.x, this._lensCenter.y);\n            effect.setFloat2(\"Scale\", this._scaleFactor.x, this._scaleFactor.y);\n            effect.setFloat2(\"ScaleIn\", this._scaleIn.x, this._scaleIn.y);\n            effect.setFloat4(\"HmdWarpParam\", this._distortionFactors[0], this._distortionFactors[1], this._distortionFactors[2], this._distortionFactors[3]);\n        });\n    }\n    _gatherImports(useWebGPU, list) {\n        if (useWebGPU) {\n            this._webGPUReady = true;\n            list.push(import(\"../ShadersWGSL/vrDistortionCorrection.fragment.js\"));\n        }\n        else {\n            list.push(import(\"../Shaders/vrDistortionCorrection.fragment.js\"));\n        }\n        super._gatherImports(useWebGPU, list);\n    }\n}\n"],"mappings":"AAAA,SAASA,OAAO,QAAQ,yBAAyB;AACjD,SAASC,OAAO,QAAQ,kCAAkC;AAC1D,SAASC,WAAW,QAAQ,kBAAkB;AAC9C;AACA;AACA;AACA,OAAO,MAAMC,iCAAiC,SAASD,WAAW,CAAC;EAC/D;AACJ;AACA;AACA;EACIE,YAAYA,CAAA,EAAG;IACX,OAAO,mCAAmC;EAC9C;EACA;AACJ;AACA;AACA;AACA;AACA;AACA;EACIC,WAAWA,CAACC,IAAI,EAAEC,MAAM,EAAEC,UAAU,EAAEC,SAAS,EAAE;IAC7C,KAAK,CAACH,IAAI,EAAE,wBAAwB,EAAE,CAAC,YAAY,EAAE,OAAO,EAAE,SAAS,EAAE,cAAc,CAAC,EAAE,IAAI,EAAEG,SAAS,CAACC,sBAAsB,EAAEH,MAAM,EAAEN,OAAO,CAACU,qBAAqB,CAAC;IACxK,IAAI,CAACC,WAAW,GAAGJ,UAAU;IAC7B,IAAI,CAACK,kBAAkB,GAAGJ,SAAS,CAACK,WAAW;IAC/C,IAAI,CAACC,uBAAuB,GAAGN,SAAS,CAACC,sBAAsB;IAC/D,IAAI,CAACM,iBAAiB,GAAGP,SAAS,CAACQ,gBAAgB;IACnD,IAAI,CAACC,2BAA2B,GAAG,IAAI;IACvC,IAAI,CAACC,uBAAuB,CAACC,GAAG,CAAC,MAAM;MACnC,IAAI,CAACC,QAAQ,GAAG,IAAIrB,OAAO,CAAC,CAAC,EAAE,CAAC,GAAG,IAAI,CAACsB,WAAW,CAAC;MACpD,IAAI,CAACC,YAAY,GAAG,IAAIvB,OAAO,CAAC,GAAG,IAAI,CAAC,GAAG,IAAI,CAACe,uBAAuB,CAAC,EAAE,GAAG,IAAI,CAAC,GAAG,IAAI,CAACA,uBAAuB,CAAC,GAAG,IAAI,CAACO,WAAW,CAAC;MACtI,IAAI,CAACE,WAAW,GAAG,IAAIxB,OAAO,CAAC,IAAI,CAACY,WAAW,GAAG,GAAG,GAAG,IAAI,CAACI,iBAAiB,GAAG,GAAG,GAAG,GAAG,GAAG,IAAI,CAACA,iBAAiB,GAAG,GAAG,EAAE,GAAG,CAAC;IACnI,CAAC,CAAC;IACF,IAAI,CAACS,iBAAiB,CAACL,GAAG,CAAEM,MAAM,IAAK;MACnCA,MAAM,CAACC,SAAS,CAAC,YAAY,EAAE,IAAI,CAACH,WAAW,CAACI,CAAC,EAAE,IAAI,CAACJ,WAAW,CAACK,CAAC,CAAC;MACtEH,MAAM,CAACC,SAAS,CAAC,OAAO,EAAE,IAAI,CAACJ,YAAY,CAACK,CAAC,EAAE,IAAI,CAACL,YAAY,CAACM,CAAC,CAAC;MACnEH,MAAM,CAACC,SAAS,CAAC,SAAS,EAAE,IAAI,CAACN,QAAQ,CAACO,CAAC,EAAE,IAAI,CAACP,QAAQ,CAACQ,CAAC,CAAC;MAC7DH,MAAM,CAACI,SAAS,CAAC,cAAc,EAAE,IAAI,CAACjB,kBAAkB,CAAC,CAAC,CAAC,EAAE,IAAI,CAACA,kBAAkB,CAAC,CAAC,CAAC,EAAE,IAAI,CAACA,kBAAkB,CAAC,CAAC,CAAC,EAAE,IAAI,CAACA,kBAAkB,CAAC,CAAC,CAAC,CAAC;IACpJ,CAAC,CAAC;EACN;EACAkB,cAAcA,CAACC,SAAS,EAAEC,IAAI,EAAE;IAC5B,IAAID,SAAS,EAAE;MACX,IAAI,CAACE,YAAY,GAAG,IAAI;MACxBD,IAAI,CAACE,IAAI,CAAC,MAAM,CAAC,mDAAmD,CAAC,CAAC;IAC1E,CAAC,MACI;MACDF,IAAI,CAACE,IAAI,CAAC,MAAM,CAAC,+CAA+C,CAAC,CAAC;IACtE;IACA,KAAK,CAACJ,cAAc,CAACC,SAAS,EAAEC,IAAI,CAAC;EACzC;AACJ","ignoreList":[]},"metadata":{},"sourceType":"module","externalDependencies":[]}