VulkanRayTracing.cpp File Reference

#include "VulkanRayTracing.h"
#include "VulkanContext.h"
#include "VulkanDescriptorSets.h"
#include "VulkanBindlessDescriptorManager.h"
#include "BuiltInRayTracingShaders.h"
#include "Experimental/Containers/SherwoodHashTable.h"
#include "Async/ParallelFor.h"
#include "Misc/CommandLine.h"
#include "Misc/Parse.h"

Classes
struct	FVulkanRayTracingGeometryParameters
class	FVulkanRayTracingPipelineLibraryCache
struct	FVulkanRayTracingPipelineLibraryCache::FKey
struct	FVulkanRayTracingPipelineLibraryCache::FPipelineLibrary

Macros
#define	CHECK_VK_ENTRYPOINTS(Type, Func)   if (VulkanDynamicAPI::Func == NULL) { bFoundAllEntryPoints = false; UE_LOG(LogRHI, Warning, TEXT("Failed to find entry point for %s"), TEXT(#Func)); }

Enumerations
enum class	EBLASBuildDataUsage { Rendering = 0 , Size = 1 }

Functions
	DECLARE_STATS_GROUP (TEXT("Vulkan: Ray Tracing"), STATGROUP_VulkanRayTracing, STATCAT_Advanced)
	DECLARE_DWORD_ACCUMULATOR_STAT (TEXT("Created pipelines (total)"), STAT_VulkanRayTracingCreatedPipelines, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_ACCUMULATOR_STAT (TEXT("Compiled shaders (total)"), STAT_VulkanRayTracingCompiledShaders, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_ACCUMULATOR_STAT (TEXT("Allocated bottom level acceleration structures"), STAT_VulkanRayTracingAllocatedBLAS, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_ACCUMULATOR_STAT (TEXT("Allocated top level acceleration structures"), STAT_VulkanRayTracingAllocatedTLAS, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_ACCUMULATOR_STAT (TEXT("Triangles in all BL acceleration structures"), STAT_VulkanRayTracingTrianglesBLAS, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Built BL AS (per frame)"), STAT_VulkanRayTracingBuiltBLAS, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Updated BL AS (per frame)"), STAT_VulkanRayTracingUpdatedBLAS, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Built TL AS (per frame)"), STAT_VulkanRayTracingBuiltTLAS, STATGROUP_VulkanRayTracing)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Updated TL AS (per frame)"), STAT_VulkanRayTracingUpdatedTLAS, STATGROUP_VulkanRayTracing)
	DECLARE_MEMORY_STAT (TEXT("Total BL AS Memory"), STAT_VulkanRayTracingBLASMemory, STATGROUP_VulkanRayTracing)
	DECLARE_MEMORY_STAT (TEXT("Static BL AS Memory"), STAT_VulkanRayTracingStaticBLASMemory, STATGROUP_VulkanRayTracing)
	DECLARE_MEMORY_STAT (TEXT("Dynamic BL AS Memory"), STAT_VulkanRayTracingDynamicBLASMemory, STATGROUP_VulkanRayTracing)
	DECLARE_MEMORY_STAT (TEXT("TL AS Memory"), STAT_VulkanRayTracingTLASMemory, STATGROUP_VulkanRayTracing)
	DECLARE_MEMORY_STAT (TEXT("Total Used Video Memory"), STAT_VulkanRayTracingUsedVideoMemory, STATGROUP_VulkanRayTracing)
	DECLARE_CYCLE_STAT (TEXT("RTPSO Compile Shader"), STAT_RTPSO_CompileShader, STATGROUP_VulkanRayTracing)
	DECLARE_CYCLE_STAT (TEXT("RTPSO Create Pipeline"), STAT_RTPSO_CreatePipeline, STATGROUP_VulkanRayTracing)
void	BuildAccelerationStructure (FVulkanCommandListContext &CommandContext, FVulkanRayTracingScene &Scene, FVulkanBuffer *InScratchBuffer, uint32 InScratchOffset, FVulkanBuffer *InInstanceBuffer, uint32 InInstanceOffset, uint32 NumInstances, EAccelerationStructureBuildMode BuildMode)

Macro Definition Documentation

CHECK_VK_ENTRYPOINTS

#define CHECK_VK_ENTRYPOINTS	(		Type,
			Func
	)		if (VulkanDynamicAPI::Func == NULL) { bFoundAllEntryPoints = false; UE_LOG(LogRHI, Warning, TEXT("Failed to find entry point for %s"), TEXT(#Func)); }

Enumeration Type Documentation

EBLASBuildDataUsage

enum class EBLASBuildDataUsage

strong

Enumerator
Rendering
Size

Function Documentation

BuildAccelerationStructure()

void BuildAccelerationStructure	(	FVulkanCommandListContext &	CommandContext,
		FVulkanRayTracingScene &	Scene,
		FVulkanBuffer *	InScratchBuffer,
		uint32	InScratchOffset,
		FVulkanBuffer *	InInstanceBuffer,
		uint32	InInstanceOffset,
		uint32	NumInstances,
		EAccelerationStructureBuildMode	BuildMode
	)

DECLARE_CYCLE_STAT() [1/2]

DECLARE_CYCLE_STAT	(	TEXT("RTPSO Compile Shader")	,
		STAT_RTPSO_CompileShader	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_CYCLE_STAT() [2/2]

DECLARE_CYCLE_STAT	(	TEXT("RTPSO Create Pipeline")	,
		STAT_RTPSO_CreatePipeline	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_ACCUMULATOR_STAT() [1/5]

DECLARE_DWORD_ACCUMULATOR_STAT	(	TEXT("Allocated bottom level acceleration structures")	,
		STAT_VulkanRayTracingAllocatedBLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_ACCUMULATOR_STAT() [2/5]

DECLARE_DWORD_ACCUMULATOR_STAT	(	TEXT("Allocated top level acceleration structures")	,
		STAT_VulkanRayTracingAllocatedTLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_ACCUMULATOR_STAT() [3/5]

DECLARE_DWORD_ACCUMULATOR_STAT	(	TEXT("Compiled shaders (total)")	,
		STAT_VulkanRayTracingCompiledShaders	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_ACCUMULATOR_STAT() [4/5]

DECLARE_DWORD_ACCUMULATOR_STAT	(	TEXT("Created pipelines (total)")	,
		STAT_VulkanRayTracingCreatedPipelines	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_ACCUMULATOR_STAT() [5/5]

DECLARE_DWORD_ACCUMULATOR_STAT	(	TEXT("Triangles in all BL acceleration structures")	,
		STAT_VulkanRayTracingTrianglesBLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_COUNTER_STAT() [1/4]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Built BL AS (per frame)")	,
		STAT_VulkanRayTracingBuiltBLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_COUNTER_STAT() [2/4]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Built TL AS (per frame)")	,
		STAT_VulkanRayTracingBuiltTLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_COUNTER_STAT() [3/4]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Updated BL AS (per frame)")	,
		STAT_VulkanRayTracingUpdatedBLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_DWORD_COUNTER_STAT() [4/4]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Updated TL AS (per frame)")	,
		STAT_VulkanRayTracingUpdatedTLAS	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_MEMORY_STAT() [1/5]

DECLARE_MEMORY_STAT	(	TEXT("Dynamic BL AS Memory")	,
		STAT_VulkanRayTracingDynamicBLASMemory	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_MEMORY_STAT() [2/5]

DECLARE_MEMORY_STAT	(	TEXT("Static BL AS Memory")	,
		STAT_VulkanRayTracingStaticBLASMemory	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_MEMORY_STAT() [3/5]

DECLARE_MEMORY_STAT	(	TEXT("TL AS Memory")	,
		STAT_VulkanRayTracingTLASMemory	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_MEMORY_STAT() [4/5]

DECLARE_MEMORY_STAT	(	TEXT("Total BL AS Memory")	,
		STAT_VulkanRayTracingBLASMemory	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_MEMORY_STAT() [5/5]

DECLARE_MEMORY_STAT	(	TEXT("Total Used Video Memory")	,
		STAT_VulkanRayTracingUsedVideoMemory	,
		STATGROUP_VulkanRayTracing
	)

DECLARE_STATS_GROUP()

DECLARE_STATS_GROUP	(	TEXT("Vulkan: Ray Tracing")	,
		STATGROUP_VulkanRayTracing	,
		STATCAT_Advanced
	)