RuntimeVirtualTextureRender.cpp File Reference

#include "VT/RuntimeVirtualTextureRender.h"
#include "ComponentRecreateRenderStateContext.h"
#include "Components/RuntimeVirtualTextureComponent.h"
#include "DataDrivenShaderPlatformInfo.h"
#include "EngineModule.h"
#include "GlobalShader.h"
#include "GPUScene.h"
#include "MaterialShader.h"
#include "MeshPassProcessor.h"
#include "MeshPassProcessor.inl"
#include "PostProcess/SceneRenderTargets.h"
#include "ProfilingDebugging/CsvProfiler.h"
#include "RenderCaptureInterface.h"
#include "RenderGraphBuilder.h"
#include "RenderGraphUtils.h"
#include "RenderUtils.h"
#include "RHIResourceUtils.h"
#include "ScenePrivate.h"
#include "SceneRendering.h"
#include "ShaderPlatformCachedIniValue.h"
#include "ShaderBaseClasses.h"
#include "SimpleMeshDrawCommandPass.h"
#include "StaticMeshBatch.h"
#include "VT/RuntimeVirtualTexture.h"
#include "VT/RuntimeVirtualTextureSceneExtension.h"
#include "VT/RuntimeVirtualTextureSceneProxy.h"

Classes
class	RuntimeVirtualTexture::FEtcParametersUniformBuffer
class	RuntimeVirtualTexture::FAstcParametersUniformBuffer
class	RuntimeVirtualTexture::FShader_VirtualTextureMaterialDraw
class	RuntimeVirtualTexture::FMaterialPolicy_BaseColor
class	RuntimeVirtualTexture::FMaterialPolicy_BaseColorNormalSpecular
class	RuntimeVirtualTexture::FMaterialPolicy_BaseColorNormalRoughness
class	RuntimeVirtualTexture::FMaterialPolicy_Mask4
class	RuntimeVirtualTexture::FMaterialPolicy_WorldHeight
class	RuntimeVirtualTexture::FMaterialPolicy_Displacement
class	RuntimeVirtualTexture::FShader_VirtualTextureMaterialDraw_VS< MaterialPolicy >
class	RuntimeVirtualTexture::FShader_VirtualTextureMaterialDraw_PS< MaterialPolicy >
struct	RuntimeVirtualTexture::FRenderGraphSetup
struct	RuntimeVirtualTexture::FRenderGraphSetup::FInitDesc
class	RuntimeVirtualTexture::FBatchRenderContext
class	RuntimeVirtualTexture::FRuntimeVirtualTextureMeshProcessor
class	RuntimeVirtualTexture::FDynamicMeshCollector
class	RuntimeVirtualTexture::FShader_VirtualTextureCompress
class	RuntimeVirtualTexture::FShader_VirtualTextureCompress_CS< MaterialType >
class	RuntimeVirtualTexture::FShader_VirtualTextureCopy
class	RuntimeVirtualTexture::FShader_VirtualTextureCopy_VS
class	RuntimeVirtualTexture::FShader_VirtualTextureCopy_PS< MaterialType >

Namespaces
namespace	RuntimeVirtualTexture

Macros
#define	WEIGHT_QUANTIZE_NUM   32
#define	IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE(PolicyType, PolicyName)

Functions
	CSV_DECLARE_CATEGORY_EXTERN (VirtualTexturing)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Num pages rendered"), STAT_RenderedPages, STATGROUP_VirtualTexturing)
	RuntimeVirtualTexture::IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FEtcParameters, "EtcParameters")
const TUniformBufferRef< FEtcParameters > &	RuntimeVirtualTexture::GetEtcParametersUniformBufferRef ()
	RuntimeVirtualTexture::IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FAstcParameters, "AstcParameters")
const TUniformBufferRef< FAstcParameters > &	RuntimeVirtualTexture::GetAstcParametersUniformBufferRef ()
bool	RuntimeVirtualTexture::UseEtcProfile (EShaderPlatform ShaderPlatform)
bool	RuntimeVirtualTexture::UseAstcProfile (EShaderPlatform ShaderPlatform)
bool	RuntimeVirtualTexture::UseAstcHighProfile (EShaderPlatform ShaderPlatform)
bool	RuntimeVirtualTexture::UseRGBA16 (EShaderPlatform ShaderPlatform)
	RuntimeVirtualTexture::IMPLEMENT_STATIC_UNIFORM_BUFFER_STRUCT (FRuntimeVirtualTexturePassParameters, "RuntimeVirtualTexturePassParameters", DeferredDecals)
	RuntimeVirtualTexture::IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE (FMaterialPolicy_BaseColor, BaseColor)
	RuntimeVirtualTexture::IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE (FMaterialPolicy_BaseColorNormalRoughness, BaseColorNormalRoughness)
	RuntimeVirtualTexture::IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE (FMaterialPolicy_BaseColorNormalSpecular, BaseColorNormalSpecular)
	RuntimeVirtualTexture::IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE (FMaterialPolicy_Mask4, Mask4)
	RuntimeVirtualTexture::IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE (FMaterialPolicy_WorldHeight, WorldHeight)
	RuntimeVirtualTexture::IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE (FMaterialPolicy_Displacement, Displacement)
FMeshPassProcessor *	RuntimeVirtualTexture::CreateRuntimeVirtualTexturePassProcessor (ERHIFeatureLevel::Type FeatureLevel, const FScene *Scene, const FSceneView *InViewIfDynamicMeshCommand, FMeshPassDrawListContext *InDrawListContext)
	RuntimeVirtualTexture::REGISTER_MESHPASSPROCESSOR_AND_PSOCOLLECTOR (VirtualTexturePass, CreateRuntimeVirtualTexturePassProcessor, EShadingPath::Deferred, EMeshPass::VirtualTexture, EMeshPassFlags::CachedMeshCommands)
	RuntimeVirtualTexture::REGISTER_MESHPASSPROCESSOR_AND_PSOCOLLECTOR (VirtualTexturePassMobile, CreateRuntimeVirtualTexturePassProcessor, EShadingPath::Mobile, EMeshPass::VirtualTexture, EMeshPassFlags::CachedMeshCommands)
void	RuntimeVirtualTexture::GatherMeshesToDraw (FDynamicPassMeshDrawListContext *DynamicMeshPassContext, FRDGBuilder &GraphBuilder, FScene *Scene, FViewInfo *View, ERuntimeVirtualTextureMaterialType MaterialType, int32 RuntimeVirtualTextureId, uint8 vLevel, uint8 MaxLevel, bool bAllowCachedMeshDrawCommands)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::BaseColor >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressBaseColorCS"), SF_Compute)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Specular >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressBaseColorNormalSpecularCS"), SF_Compute)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Roughness >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressBaseColorNormalRoughnessCS"), SF_Compute)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Specular_YCoCg >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressBaseColorNormalSpecularYCoCgCS"), SF_Compute)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Specular_Mask_YCoCg >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressBaseColorNormalSpecularMaskYCoCgCS"), SF_Compute)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::Mask4 >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressMask4CS"), SF_Compute)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCompress_CS< ERuntimeVirtualTextureMaterialType::Displacement >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CompressDisplacementCS"), SF_Compute)
template<ERuntimeVirtualTextureMaterialType MaterialType>
void	RuntimeVirtualTexture::AddCompressPass (FRDGBuilder &GraphBuilder, ERHIFeatureLevel::Type FeatureLevel, FShader_VirtualTextureCompress::FParameters *Parameters, FIntVector GroupCount, bool bDirectAliasing)
void	RuntimeVirtualTexture::AddCompressPass (FRDGBuilder &GraphBuilder, ERHIFeatureLevel::Type FeatureLevel, FShader_VirtualTextureCompress::FParameters *Parameters, FIntPoint TextureSize, int32 NumSlices, ERuntimeVirtualTextureMaterialType MaterialType, bool bDirectAliasing)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (, FShader_VirtualTextureCopy_VS, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyVS"), SF_Vertex)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCopy_PS< ERuntimeVirtualTextureMaterialType::BaseColor >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyBaseColorPS"), SF_Pixel)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCopy_PS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Specular >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyBaseColorNormalSpecularPS"), SF_Pixel)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCopy_PS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Specular_YCoCg >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyBaseColorNormalSpecularYCoCgPS"), SF_Pixel)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCopy_PS< ERuntimeVirtualTextureMaterialType::BaseColor_Normal_Specular_Mask_YCoCg >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyBaseColorNormalSpecularMaskYCoCgPS"), SF_Pixel)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCopy_PS< ERuntimeVirtualTextureMaterialType::Mask4 >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyMask4PS"), SF_Pixel)
	RuntimeVirtualTexture::IMPLEMENT_SHADER_TYPE (template<>, FShader_VirtualTextureCopy_PS< ERuntimeVirtualTextureMaterialType::WorldHeight >, TEXT("/Engine/Private/VirtualTextureCompress.usf"), TEXT("CopyWorldHeightPS"), SF_Pixel)
template<ERuntimeVirtualTextureMaterialType MaterialType>
void	RuntimeVirtualTexture::AddCopyPass (FRDGBuilder &GraphBuilder, ERHIFeatureLevel::Type FeatureLevel, FShader_VirtualTextureCopy::FParameters *Parameters, FIntPoint TextureSize)
void	RuntimeVirtualTexture::AddCopyPass (FRDGBuilder &GraphBuilder, ERHIFeatureLevel::Type FeatureLevel, FShader_VirtualTextureCopy::FParameters *Parameters, FIntPoint TextureSize, ERuntimeVirtualTextureMaterialType MaterialType)
void	RuntimeVirtualTexture::AddCopyThumbnailPass (FRDGBuilder &GraphBuilder, ERHIFeatureLevel::Type FeatureLevel, FShader_VirtualTextureCopy::FParameters *Parameters, FIntPoint TextureSize, ERuntimeVirtualTextureMaterialType MaterialType)
void	RuntimeVirtualTexture::MeshPassPrologue (FRHICommandList &RHICmdList, FIntRect const &InViewRect, int32 InPageIndex, EShaderPlatform InShaderPlatform)
FLinearColor	RuntimeVirtualTexture::GetDebugMipLevelColor (bool bInAllowMipDebug, uint32 InLevel, uint32 InTileAndBorderSize)
void	RuntimeVirtualTexture::RenderPage (FRDGBuilder &GraphBuilder, FBatchRenderContext const &BatchRenderContext, int32 PageIndex)
void	RuntimeVirtualTexture::CopyPage (FRDGBuilder &GraphBuilder, FBatchRenderContext const &BatchRenderContext, int32 PageIndex)
void	RuntimeVirtualTexture::CompressPages (FRDGBuilder &GraphBuilder, FBatchRenderContext const &BatchRenderContext)
void	RuntimeVirtualTexture::CopyPagesToOutput (FRDGBuilder &GraphBuilder, FBatchRenderContext const &BatchRenderContext)
bool	RuntimeVirtualTexture::IsSceneReadyToRender (FSceneInterface *Scene)
FBatchRenderContext const *	RuntimeVirtualTexture::InitPageBatch (FRDGBuilder &GraphBuilder, FRenderPageBatchDesc const &InDesc)
void	RuntimeVirtualTexture::RenderPageBatch (FRDGBuilder &GraphBuilder, FBatchRenderContext const &InContext)
void	RuntimeVirtualTexture::FinalizePageBatch (FRDGBuilder &GraphBuilder, FBatchRenderContext const &InContext)
void	RuntimeVirtualTexture::RenderPages (FRDGBuilder &GraphBuilder, FRenderPageBatchDesc const &InDesc)
uint32	RuntimeVirtualTexture::GetRuntimeVirtualTextureSceneIndex_GameThread (URuntimeVirtualTextureComponent *InComponent)

Variables
int32	RuntimeVirtualTexture::RenderCaptureNextRVTPagesDraws = 0

Macro Definition Documentation

IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE

#define IMPLEMENT_VIRTUALTEXTURE_SHADER_TYPE	(		PolicyType,
			PolicyName
	)

Value:

    typedef FShader_VirtualTextureMaterialDraw_VS<PolicyType> TVirtualTextureVS##PolicyName; \
	IMPLEMENT_MATERIAL_SHADER_TYPE(template<>,TVirtualTextureVS##PolicyName, TEXT("/Engine/Private/VirtualTextureMaterial.usf"), TEXT("MainVS"), SF_Vertex); \
    typedef FShader_VirtualTextureMaterialDraw_PS<PolicyType> TVirtualTexturePS##PolicyName; \
	IMPLEMENT_MATERIAL_SHADER_TYPE(template<>,TVirtualTexturePS##PolicyName, TEXT("/Engine/Private/VirtualTextureMaterial.usf"), TEXT("MainPS"), SF_Pixel);

WEIGHT_QUANTIZE_NUM

#define WEIGHT_QUANTIZE_NUM   32

Function Documentation

CSV_DECLARE_CATEGORY_EXTERN()

CSV_DECLARE_CATEGORY_EXTERN

(

VirtualTexturing

)

DECLARE_DWORD_COUNTER_STAT()

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Num pages rendered")	,
		STAT_RenderedPages	,
		STATGROUP_VirtualTexturing
	)