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#rb none #ROBOMERGE-OWNER: ryan.vance #ROBOMERGE-AUTHOR: marcus.wassmer #ROBOMERGE-SOURCE: CL 4854553 in //UE4/Main/... #ROBOMERGE-BOT: DEVVR (Main -> Dev-VR) [CL 4854570 by marcus wassmer in Dev-VR branch]
117 lines
3.6 KiB
C++
117 lines
3.6 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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/*=============================================================================
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VisualizeTexture.h: Post processing visualize texture.
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=============================================================================*/
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#pragma once
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#include "CoreMinimal.h"
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#include "RendererInterface.h"
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#include "RenderResource.h"
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#include "RenderGraph.h"
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class RENDERCORE_API FVisualizeTexture : public FRenderResource
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{
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public:
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FVisualizeTexture();
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#if WITH_ENGINE
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virtual void ReleaseDynamicRHI() override;
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/**
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* calling this allows to grab the state of the texture at this point to be queried by visualizetexture e.g. "vis LightAttenuation@2"
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* @param PooledRenderTarget 0 is silently ignored
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* Warning: this may change the active render target and other state
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*/
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#if SUPPORTS_VISUALIZE_TEXTURE
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void SetCheckPoint(FRHICommandList& RHICmdList, const IPooledRenderTarget* PooledRenderTarget);
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#else
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inline void SetCheckPoint(FRHICommandList& RHICmdList, const IPooledRenderTarget* PooledRenderTarget) {}
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#endif
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/** Query some information from game thread. */
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// TODO: refactor
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void QueryInfo_GameThread( FQueryVisualizeTexureInfo& Out );
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/** Sets the render */
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void SetRenderTargetNameToObserve(const FString& InObservedDebugName, uint32 InObservedDebugNameReusedGoal = 0xffffffff);
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#endif
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// VisualizeTexture console command settings:
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// written on game thread, read on render thread (uses FlushRenderingCommands to avoid the threading issues)
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// 0=off, >0=texture id, changed by "VisualizeTexture" console command, useful for debugging
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int32 Mode;
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//
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float RGBMul;
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// -1=off, 0=R, 1=G, 2=B, 3=A
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int32 SingleChannel;
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// Multiplier for the single channel
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float SingleChannelMul;
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//
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float AMul;
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// 0=view in left top, 1=whole texture, 2=pixel perfect centered, 3=Picture in Picture
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int32 UVInputMapping;
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// bit 1: if 1, saturation mode, if 0, frac mode
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int32 Flags;
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//
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int32 CustomMip;
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//
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int32 ArrayIndex;
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//
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bool bSaveBitmap;
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// stencil normally displays in the alpha channel of depth buffer visualization. This option is just for BMP writeout to get a stencil only BMP.
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bool bOutputStencil;
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//
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bool bFullList;
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// -1:by index, 0:by name, 1:by size
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int32 SortOrder;
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#if !(UE_BUILD_SHIPPING || UE_BUILD_TEST)
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// [DebugName of the RT] = ReuseCount this frame
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TMap<const TCHAR*, uint32> VisualizeTextureCheckpoints;
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#endif
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// render target DebugName that is observed, "" if the feature is deactivated
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FString ObservedDebugName;
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// each frame this is counting up each time a RT with the same name is reused
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uint32 ObservedDebugNameReusedCurrent;
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// this is the count we want to reach, 0xffffffff if the last one
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uint32 ObservedDebugNameReusedGoal;
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private:
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// Copy of the texture being visualized.
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TRefCountPtr<IPooledRenderTarget> VisualizeTextureContent;
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/** Descriptor of the texture being visualized. */
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FPooledRenderTargetDesc VisualizeTextureDesc;
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TRefCountPtr<FRHIShaderResourceView> StencilSRV;
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FTextureRHIRef StencilSRVSrc;
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// Flag to determine whether texture visualization is enabled, currently based on the feature level we are rendering with
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bool bEnabled;
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// Store feature level that we're currently using
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ERHIFeatureLevel::Type FeatureLevel;
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#if WITH_ENGINE
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bool ShouldCapture(const TCHAR* DebugName);
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/** Create a pass capturing a texture. */
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void CreateContentCapturePass(FRDGBuilder& GraphBuilder, const FRDGTextureRef Texture);
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#endif
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friend class FRDGBuilder;
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friend class FVisualizeTexturePresent;
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};
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/** The global render targets for easy shading. */
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extern RENDERCORE_API TGlobalResource<FVisualizeTexture> GVisualizeTexture;
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