MobileReflectionEnvironmentCapture.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "HAL/Platform.h"
 
class FGlobalShaderMap;
class FRDGBuilder;
class FRDGTexture;
class FScene;
class FTexture;
 
template<int32 MaxSHOrder> class TSHVectorRGB;
typedef TSHVectorRGB<3> FSHVectorRGB3;
 
namespace MobileReflectionEnvironmentCapture
{
    void ComputeAverageBrightness(FRDGBuilder& GraphBuilder, FGlobalShaderMap* ShaderMap, FRDGTexture* CubemapTexture, float* OutAverageBrightness);
    FRDGTexture* FilterReflectionEnvironment(FRDGBuilder& GraphBuilder, FGlobalShaderMap* ShaderMap, FRDGTexture* CubemapTexture, FSHVectorRGB3* OutIrradianceEnvironmentMap);
    void CopyToSkyTexture(FRDGBuilder& GraphBuilder, FScene* Scene, FRDGTexture* CubemapTexture, FTexture* ProcessedTexture);
    void CreateCubeMips(FRDGBuilder& GraphBuilder, FGlobalShaderMap* ShaderMap, FRDGTexture* CubemapTexture);
}