SlateRHIPostBufferProcessor.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Engine/TextureRenderTarget2D.h"
#include "Layout/PaintGeometry.h"
#include "Rendering/RenderingCommon.h"
#include "Rendering/SlateRenderer.h"
#include "UObject/Object.h"
#include "UObject/ObjectMacros.h"
#include "Interfaces/SlateRHIRenderingPolicyInterface.h"
#include "ScreenPass.h"
 
#include "SlateRHIPostBufferProcessor.generated.h"
 
class USlateRHIPostBufferProcessor;
 
class FSlateRHIPostBufferProcessorProxy : public TSharedFromThis<FSlateRHIPostBufferProcessorProxy>
{
 
public:
 
    virtual ~FSlateRHIPostBufferProcessorProxy()
    {
    }
 
    virtual void PostProcess_Renderthread(FRDGBuilder& GraphBuilder, const FScreenPassTexture& InputTexture, const FScreenPassTexture& OutputTexture)
    {
    }
 
    UE_DEPRECATED(5.5, "Use RDG version instead.")
PRAGMA_DISABLE_DEPRECATION_WARNINGS
    virtual void PostProcess_Renderthread(FRHICommandListImmediate& RHICmdList, FRHITexture* Src, FRHITexture* Dst, FIntRect SrcRect, FIntRect DstRect, FSlateRHIRenderingPolicyInterface InRenderingPolicy)
    {
    }
PRAGMA_ENABLE_DEPRECATION_WARNINGS
 
    virtual void OnUpdateValuesRenderThread()
    {
    }
 
    void SetOwningProcessorObject(USlateRHIPostBufferProcessor* InParentObject)
    {
        ParentObject = InParentObject;
    }
 
protected:
 
    TWeakObjectPtr<USlateRHIPostBufferProcessor> ParentObject;
};
 
UCLASS(MinimalAPI, Abstract, Blueprintable, CollapseCategories)
class USlateRHIPostBufferProcessor : public UObject
{
    GENERATED_BODY()
 
public:
 
    virtual ~USlateRHIPostBufferProcessor()
    {
    }
 
    UE_DEPRECATED(5.5, "This path is longer supported. Get the render proxy instead.")
PRAGMA_DISABLE_DEPRECATION_WARNINGS
    virtual void PostProcess(FRenderResource* InViewInfo, FRenderResource* InViewportTexture, FVector2D InElementWindowSize, FSlateRHIRenderingPolicyInterface InRenderingPolicy, UTextureRenderTarget2D* InSlatePostBuffer)
    {
    }
PRAGMA_ENABLE_DEPRECATION_WARNINGS
 
    virtual TSharedPtr<FSlateRHIPostBufferProcessorProxy> GetRenderThreadProxy()
    {
        return nullptr;
    }
};