You've already forked UnrealEngineUWP
mirror of
https://github.com/izzy2lost/UnrealEngineUWP.git
synced 2026-03-26 18:15:20 -07:00
9bd5dd217f
#jira UE-139942#rb #rb florin.pascu #preflight Main #ROBOMERGE-OWNER: serge.bernier #ROBOMERGE-AUTHOR: serge.bernier #ROBOMERGE-SOURCE: CL 18795109 via CL 18795681 via CL 18795876 via CL 18801655 via CL 18802214 #ROBOMERGE-BOT: UE5 (Release-Engine-Test -> Main) (v908-18788545) #ROBOMERGE-CONFLICT from-shelf [CL 18808079 by serge bernier in ue5-main branch]
254 lines
9.9 KiB
C++
254 lines
9.9 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
#include "RenderGraph.h"
|
|
|
|
/** A uniform buffer containing common scene textures used by materials or global shaders. */
|
|
BEGIN_GLOBAL_SHADER_PARAMETER_STRUCT(FSceneTextureUniformParameters, RENDERER_API)
|
|
// Scene Color / Depth
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, SceneColorTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, SceneDepthTexture)
|
|
|
|
// GBuffer
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferATexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferBTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferCTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferDTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferETexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferFTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferVelocityTexture)
|
|
|
|
// SSAO
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, ScreenSpaceAOTexture)
|
|
|
|
// Custom Depth / Stencil
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, CustomDepthTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE_SRV(Texture2D<uint2>, CustomStencilTexture)
|
|
|
|
// Misc
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, PointClampSampler)
|
|
END_GLOBAL_SHADER_PARAMETER_STRUCT()
|
|
|
|
enum class ESceneTextureSetupMode : uint32
|
|
{
|
|
None = 0,
|
|
SceneColor = 1 << 0,
|
|
SceneDepth = 1 << 1,
|
|
SceneVelocity = 1 << 2,
|
|
GBufferA = 1 << 3,
|
|
GBufferB = 1 << 4,
|
|
GBufferC = 1 << 5,
|
|
GBufferD = 1 << 6,
|
|
GBufferE = 1 << 7,
|
|
GBufferF = 1 << 8,
|
|
SSAO = 1 << 9,
|
|
CustomDepth = 1 << 10,
|
|
GBuffers = GBufferA | GBufferB | GBufferC | GBufferD | GBufferE | GBufferF,
|
|
All = SceneColor | SceneDepth | SceneVelocity | GBuffers | SSAO | CustomDepth
|
|
};
|
|
ENUM_CLASS_FLAGS(ESceneTextureSetupMode);
|
|
|
|
/** Fills the shader parameter struct. */
|
|
extern RENDERER_API void SetupSceneTextureUniformParameters(
|
|
FRDGBuilder& GraphBuilder,
|
|
ERHIFeatureLevel::Type FeatureLevel,
|
|
ESceneTextureSetupMode SetupMode,
|
|
FSceneTextureUniformParameters& OutParameters);
|
|
|
|
/** Returns RDG scene texture uniform buffer. */
|
|
extern RENDERER_API TRDGUniformBufferRef<FSceneTextureUniformParameters> CreateSceneTextureUniformBuffer(
|
|
FRDGBuilder& GraphBuilder,
|
|
ERHIFeatureLevel::Type FeatureLevel,
|
|
ESceneTextureSetupMode SetupMode = ESceneTextureSetupMode::All);
|
|
|
|
BEGIN_GLOBAL_SHADER_PARAMETER_STRUCT(FMobileSceneTextureUniformParameters, RENDERER_API)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, SceneColorTexture)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, SceneColorTextureSampler)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, SceneDepthTexture)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, SceneDepthTextureSampler)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, CustomDepthTexture)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, CustomDepthTextureSampler)
|
|
SHADER_PARAMETER_RDG_TEXTURE_SRV(Texture2D<uint2>, CustomStencilTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, MobileCustomStencilTexture)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, MobileCustomStencilTextureSampler)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, SceneVelocityTexture)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, SceneVelocityTextureSampler)
|
|
// GBuffer
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferATexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferBTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferCTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, GBufferDTexture)
|
|
SHADER_PARAMETER_RDG_TEXTURE(Texture2D, SceneDepthAuxTexture)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, GBufferATextureSampler)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, GBufferBTextureSampler)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, GBufferCTextureSampler)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, GBufferDTextureSampler)
|
|
SHADER_PARAMETER_SAMPLER(SamplerState, SceneDepthAuxTextureSampler)
|
|
END_GLOBAL_SHADER_PARAMETER_STRUCT()
|
|
|
|
enum class EMobileSceneTextureSetupMode : uint32
|
|
{
|
|
None = 0,
|
|
SceneColor = 1 << 0,
|
|
SceneDepth = 1 << 1,
|
|
CustomDepth = 1 << 2,
|
|
GBufferA = 1 << 3,
|
|
GBufferB = 1 << 4,
|
|
GBufferC = 1 << 5,
|
|
GBufferD = 1 << 6,
|
|
SceneDepthAux = 1 << 7,
|
|
SceneVelocity = 1 << 8,
|
|
GBuffers = GBufferA | GBufferB | GBufferC | GBufferD | SceneDepthAux,
|
|
All = SceneColor | SceneDepth | CustomDepth | GBuffers | SceneVelocity
|
|
};
|
|
ENUM_CLASS_FLAGS(EMobileSceneTextureSetupMode);
|
|
|
|
/** Fills the scene texture uniform buffer struct. */
|
|
extern RENDERER_API void SetupMobileSceneTextureUniformParameters(
|
|
FRDGBuilder& GraphBuilder,
|
|
EMobileSceneTextureSetupMode SetupMode,
|
|
FMobileSceneTextureUniformParameters& SceneTextureParameters);
|
|
|
|
/** Creates the RDG mobile scene texture uniform buffer. */
|
|
extern RENDERER_API TRDGUniformBufferRef<FMobileSceneTextureUniformParameters> CreateMobileSceneTextureUniformBuffer(
|
|
FRDGBuilder& GraphBuilder,
|
|
EMobileSceneTextureSetupMode SetupMode = EMobileSceneTextureSetupMode::All);
|
|
|
|
BEGIN_SHADER_PARAMETER_STRUCT(FSceneTextureShaderParameters, RENDERER_API)
|
|
SHADER_PARAMETER_RDG_UNIFORM_BUFFER(FSceneTextureUniformParameters, SceneTextures)
|
|
SHADER_PARAMETER_RDG_UNIFORM_BUFFER(FMobileSceneTextureUniformParameters, MobileSceneTextures)
|
|
END_SHADER_PARAMETER_STRUCT()
|
|
|
|
FORCEINLINE FSceneTextureShaderParameters GetSceneTextureShaderParameters(TRDGUniformBufferRef<FSceneTextureUniformParameters> UniformBuffer)
|
|
{
|
|
FSceneTextureShaderParameters Parameters;
|
|
Parameters.SceneTextures = UniformBuffer;
|
|
return Parameters;
|
|
}
|
|
|
|
FORCEINLINE FSceneTextureShaderParameters GetSceneTextureShaderParameters(TRDGUniformBufferRef<FMobileSceneTextureUniformParameters> UniformBuffer)
|
|
{
|
|
FSceneTextureShaderParameters Parameters;
|
|
Parameters.MobileSceneTextures = UniformBuffer;
|
|
return Parameters;
|
|
}
|
|
|
|
/** Returns scene texture shader parameters containing the RDG uniform buffer for either mobile or deferred shading. */
|
|
extern RENDERER_API FSceneTextureShaderParameters CreateSceneTextureShaderParameters(
|
|
FRDGBuilder& GraphBuilder,
|
|
ERHIFeatureLevel::Type FeatureLevel,
|
|
ESceneTextureSetupMode SetupMode = ESceneTextureSetupMode::All);
|
|
|
|
/** Struct containing references to extracted RHI resources after RDG execution. All textures are
|
|
* left in an SRV read state, so they can safely be used for read without being re-imported into
|
|
* RDG. Likewise, the uniform buffer is non-RDG and can be used as is.
|
|
*/
|
|
class RENDERER_API FSceneTextureExtracts : public FRenderResource
|
|
{
|
|
public:
|
|
FRHIUniformBuffer* GetUniformBuffer() const
|
|
{
|
|
return UniformBuffer.IsValid() ? UniformBuffer.GetReference() : MobileUniformBuffer.GetReference();
|
|
}
|
|
|
|
TUniformBufferRef<FSceneTextureUniformParameters> GetUniformBufferRef() const
|
|
{
|
|
return UniformBuffer;
|
|
}
|
|
|
|
TUniformBufferRef<FMobileSceneTextureUniformParameters> GetMobileUniformBufferRef() const
|
|
{
|
|
return MobileUniformBuffer;
|
|
}
|
|
|
|
FRHITexture* GetDepthTexture() const
|
|
{
|
|
return Depth ? Depth->GetRHI() : nullptr;
|
|
}
|
|
|
|
void QueueExtractions(FRDGBuilder& GraphBuilder, const FSceneTextures& SceneTextures);
|
|
|
|
private:
|
|
void Release();
|
|
void ReleaseDynamicRHI() override { Release(); }
|
|
|
|
// Contains the resolved scene depth target.
|
|
TRefCountPtr<IPooledRenderTarget> Depth;
|
|
|
|
// Contains the custom depth targets.
|
|
TRefCountPtr<IPooledRenderTarget> CustomDepth;
|
|
TRefCountPtr<IPooledRenderTarget> MobileCustomDepth;
|
|
TRefCountPtr<IPooledRenderTarget> MobileCustomStencil;
|
|
|
|
// Contains RHI scene texture uniform buffers referencing the extracted textures.
|
|
TUniformBufferRef<FSceneTextureUniformParameters> UniformBuffer;
|
|
TUniformBufferRef<FMobileSceneTextureUniformParameters> MobileUniformBuffer;
|
|
};
|
|
|
|
/** Returns the global scene texture extracts struct. */
|
|
const RENDERER_API FSceneTextureExtracts& GetSceneTextureExtracts();
|
|
|
|
/** Returns whether scene textures have been initialized. */
|
|
extern RENDERER_API bool IsSceneTexturesValid();
|
|
|
|
/** Returns the full-resolution scene texture extent. */
|
|
extern RENDERER_API FIntPoint GetSceneTextureExtent();
|
|
|
|
/** Returns the feature level being used by the renderer. */
|
|
extern RENDERER_API ERHIFeatureLevel::Type GetSceneTextureFeatureLevel();
|
|
|
|
/** Resets the scene texture extent history. Call this method after rendering with very large render
|
|
* targets. The next scene render will create them at the requested size.
|
|
*/
|
|
extern RENDERER_API void ResetSceneTextureExtentHistory();
|
|
|
|
/** Registers system textures into RDG. */
|
|
extern RENDERER_API void CreateSystemTextures(FRDGBuilder& GraphBuilder);
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
// Deprecated APIs
|
|
|
|
class FSceneRenderTargets;
|
|
|
|
UE_DEPRECATED(5.0, "SetupSceneTextureUniforParameters now requires an FRDGBuilder.")
|
|
inline void SetupSceneTextureUniformParameters(const FSceneRenderTargets&, ERHIFeatureLevel::Type, ESceneTextureSetupMode, FSceneTextureUniformParameters&)
|
|
{
|
|
checkNoEntry();
|
|
}
|
|
|
|
UE_DEPRECATED(5.0, "CreateSceneTextureUniformBuffer now requires an FRDGBuilder.")
|
|
inline TUniformBufferRef<FSceneTextureUniformParameters> CreateSceneTextureUniformBuffer(FRHIComputeCommandList&, ERHIFeatureLevel::Type, ESceneTextureSetupMode SetupMode = ESceneTextureSetupMode::All)
|
|
{
|
|
checkNoEntry();
|
|
return {};
|
|
}
|
|
|
|
UE_DEPRECATED(5.0, "SetupMobileSceneTextureUniformParameters now requires an FRDGBuilder.")
|
|
inline void SetupMobileSceneTextureUniformParameters(const FSceneRenderTargets&, EMobileSceneTextureSetupMode, FMobileSceneTextureUniformParameters&)
|
|
{
|
|
checkNoEntry();
|
|
}
|
|
|
|
/** Creates the RHI mobile scene texture uniform buffer with passthrough RDG resources. */
|
|
UE_DEPRECATED(5.0, "CreateMobileSceneTextureUniformBuffer now requires an FRDGBuilder.")
|
|
inline TUniformBufferRef<FMobileSceneTextureUniformParameters> CreateMobileSceneTextureUniformBuffer(FRHIComputeCommandList&, EMobileSceneTextureSetupMode SetupMode = EMobileSceneTextureSetupMode::All)
|
|
{
|
|
checkNoEntry();
|
|
return {};
|
|
}
|
|
|
|
UE_DEPRECATED(5.0, "Use CreateSceneTextureShaderParameters instead.")
|
|
inline TRefCountPtr<FRHIUniformBuffer> CreateSceneTextureUniformBufferDependentOnShadingPath(FRHIComputeCommandList&, ERHIFeatureLevel::Type, ESceneTextureSetupMode SetupMode = ESceneTextureSetupMode::All)
|
|
{
|
|
checkNoEntry();
|
|
return {};
|
|
}
|
|
|
|
UE_DEPRECATED(5.0, "IsSceneTexturesValid no longer requires a command list.")
|
|
inline bool IsSceneTexturesValid(FRHICommandListImmediate&)
|
|
{
|
|
return IsSceneTexturesValid();
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|