PostProcessFFTBloom.cpp File Reference

#include "PostProcess/PostProcessFFTBloom.h"
#include "PostProcess/PostProcessTonemap.h"
#include "PostProcess/PostProcessLocalExposure.h"
#include "PostProcess/PostProcessDownsample.h"
#include "DataDrivenShaderPlatformInfo.h"
#include "GPUFastFourierTransform.h"
#include "RendererModule.h"
#include "Rendering/Texture2DResource.h"
#include "ScenePrivate.h"
#include "PostProcessing.h"

Classes
struct	FFFTBloomIntermediates

Functions
float	GetFFTBloomResolutionFraction (const FIntPoint &ViewSize)
	namespace
bool	IsFFTBloomEnabled (const FViewInfo &View)
FRDGTextureRef	TransformKernelFFT (FRDGBuilder &GraphBuilder, const FViewInfo &View, FRDGTextureRef ResizedKernel, bool bDoHorizontalFirst, FIntPoint FrequencySize)
void	InitDomainAndGetKernel (FRDGBuilder &GraphBuilder, const FViewInfo &View, const FFFTBloomIntermediates &Intermediates, FRDGTextureRef *OutSpectralKernelTexture, FRDGBufferRef *OutKernelConstantsBuffer)
FFFTBloomOutput	AddFFTBloomPass (FRDGBuilder &GraphBuilder, const FViewInfo &View, const FScreenPassTextureSlice &InputSceneColor, float InputResolutionFraction, const FEyeAdaptationParameters &EyeAdaptationParameters, FRDGBufferRef EyeAdaptationBuffer, const FLocalExposureParameters &LocalExposureParameters, FRDGTextureRef LocalExposureTexture, FRDGTextureRef BlurredLogLuminanceTexture)

Function Documentation

AddFFTBloomPass()

FFFTBloomOutput AddFFTBloomPass	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		const FScreenPassTextureSlice &	InputSceneColor,
		float	InputResolutionFraction,
		const FEyeAdaptationParameters &	EyeAdaptationParameters,
		FRDGBufferRef	EyeAdaptationBuffer,
		const FLocalExposureParameters &	LocalExposureParameters,
		FRDGTextureRef	LocalExposureTexture,
		FRDGTextureRef	BlurredLogLuminanceTexture
	)

GetFFTBloomResolutionFraction()

float GetFFTBloomResolutionFraction

(

const FIntPoint &

ViewSize

)

namespace

InitDomainAndGetKernel()

void InitDomainAndGetKernel	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		const FFFTBloomIntermediates &	Intermediates,
		FRDGTextureRef *	OutSpectralKernelTexture,
		FRDGBufferRef *	OutKernelConstantsBuffer
	)

IsFFTBloomEnabled()

bool IsFFTBloomEnabled

(

const FViewInfo &

View

)

TransformKernelFFT()

FRDGTextureRef TransformKernelFFT	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		FRDGTextureRef	ResizedKernel,
		bool	bDoHorizontalFirst,
		FIntPoint	FrequencySize
	)