FD3D12MemoryPool Class Reference

D3D12 specific implementation of the FRHIMemoryPool. More...

#include <D3D12PoolAllocator.h>

Inheritance diagram for FD3D12MemoryPool:

Public Member Functions
	FD3D12MemoryPool (FD3D12Device *ParentDevice, FRHIGPUMask VisibleNodes, const FD3D12ResourceInitConfig &InInitConfig, const FString &Name, EResourceAllocationStrategy InAllocationStrategy, int16 InPoolIndex, uint64 InPoolSize, uint32 InPoolAlignment, ERHIPoolResourceTypes InSupportedResourceTypes, EFreeListOrder InFreeListOrder, HeapId InTraceParentHeapId)
virtual	~FD3D12MemoryPool ()
virtual void	Init () override
virtual void	Destroy () override
FD3D12Resource *	GetBackingResource ()
FD3D12Heap *	GetBackingHeap ()
uint64	GetLastUsedFrameFence () const
void	UpdateLastUsedFrameFence (uint64 InFrameFence)
Public Member Functions inherited from FRHIMemoryPool
RHICORE_API	FRHIMemoryPool (int16 InPoolIndex, uint64 InPoolSize, uint32 InPoolAlignment, ERHIPoolResourceTypes InSupportedResourceTypes, EFreeListOrder InFreeListOrder)
virtual RHICORE_API	~FRHIMemoryPool ()
RHICORE_API bool	TryAllocate (uint32 InSizeInBytes, uint32 InAllocationAlignment, ERHIPoolResourceTypes InAllocationResourceType, FRHIPoolAllocationData &AllocationData)
RHICORE_API void	Deallocate (FRHIPoolAllocationData &AllocationData)
RHICORE_API void	TryClear (FRHIContextArray const &Contexts, FRHIPoolAllocator *InAllocator, uint32 InMaxCopySize, uint32 &CopySize, const TArray< FRHIMemoryPool * > &InTargetPools)
int16	GetPoolIndex () const
uint64	GetPoolSize () const
uint64	GetFreeSize () const
uint64	GetUsedSize () const
uint32	GetAlignmentWaste () const
uint32	GetAllocatedBlocks () const
ERHIPoolResourceTypes	GetSupportedResourceTypes () const
bool	IsResourceTypeSupported (ERHIPoolResourceTypes InType) const
bool	IsEmpty () const
bool	IsFull () const
Public Member Functions inherited from FD3D12DeviceChild
	FD3D12DeviceChild (FD3D12Device *InParent=nullptr)
FORCEINLINE FD3D12Device *	GetParentDevice () const
FD3D12Device *	GetParentDevice_Unsafe () const
Public Member Functions inherited from FD3D12MultiNodeGPUObject
	FD3D12MultiNodeGPUObject (FRHIGPUMask NodeMask, FRHIGPUMask VisibiltyMask)
Public Member Functions inherited from FD3D12GPUObject
	FD3D12GPUObject (FRHIGPUMask InGPUMask, FRHIGPUMask InVisibiltyMask)
SGPU_CONSTEXPR FRHIGPUMask	GetGPUMask () const
SGPU_CONSTEXPR FRHIGPUMask	GetVisibilityMask () const

Protected Attributes
const FD3D12ResourceInitConfig	InitConfig
const FString	Name
EResourceAllocationStrategy	AllocationStrategy
TRefCountPtr< FD3D12Resource >	BackingResource
TRefCountPtr< FD3D12Heap >	BackingHeap
uint64	LastUsedFrameFence
Protected Attributes inherited from FRHIMemoryPool
int16	PoolIndex
const uint64	PoolSize
const uint32	PoolAlignment
const ERHIPoolResourceTypes	SupportedResourceTypes
const EFreeListOrder	FreeListOrder
uint64	FreeSize
uint64	AligmnentWaste
uint32	AllocatedBlocks
FRHIPoolAllocationData	HeadBlock
TArray< FRHIPoolAllocationData * >	FreeBlocks
TArray< FRHIPoolAllocationData * >	AllocationDataPool
Protected Attributes inherited from FD3D12DeviceChild
FD3D12Device *	Parent

Additional Inherited Members
Public Types inherited from FRHIMemoryPool
enum class	EFreeListOrder { SortBySize , SortByOffset }
Static Public Member Functions inherited from FRHIMemoryPool
static RHICORE_API uint32	GetAlignedSize (uint32 InSizeInBytes, uint32 InPoolAlignment, uint32 InAllocationAlignment)
static RHICORE_API uint32	GetAlignedOffset (uint32 InOffset, uint32 InPoolAlignment, uint32 InAllocationAlignment)
Protected Member Functions inherited from FRHIMemoryPool
RHICORE_API int32	FindFreeBlock (uint32 InSizeInBytes, uint32 InAllocationAlignment) const
RHICORE_API FRHIPoolAllocationData *	AddToFreeBlocks (FRHIPoolAllocationData *InFreeBlock)
RHICORE_API void	RemoveFromFreeBlocks (FRHIPoolAllocationData *InFreeBlock)
RHICORE_API FRHIPoolAllocationData *	GetNewAllocationData ()
RHICORE_API void	ReleaseAllocationData (FRHIPoolAllocationData *InData)
RHICORE_API void	Validate ()

Detailed Description

D3D12 specific implementation of the FRHIMemoryPool.

Constructor & Destructor Documentation

FD3D12MemoryPool()

FD3D12MemoryPool::FD3D12MemoryPool	(	FD3D12Device *	ParentDevice,
		FRHIGPUMask	VisibleNodes,
		const FD3D12ResourceInitConfig &	InInitConfig,
		const FString &	Name,
		EResourceAllocationStrategy	InAllocationStrategy,
		int16	InPoolIndex,
		uint64	InPoolSize,
		uint32	InPoolAlignment,
		ERHIPoolResourceTypes	InSupportedResourceTypes,
		EFreeListOrder	InFreeListOrder,
		HeapId	InTraceParentHeapId
	)

~FD3D12MemoryPool()

FD3D12MemoryPool::~FD3D12MemoryPool ( )

virtual

Member Function Documentation

Destroy()

void FD3D12MemoryPool::Destroy ( )

overridevirtual

Reimplemented from FRHIMemoryPool.

GetBackingHeap()

FD3D12Heap * FD3D12MemoryPool::GetBackingHeap ( )

inline

GetBackingResource()

FD3D12Resource * FD3D12MemoryPool::GetBackingResource ( )

inline

GetLastUsedFrameFence()

uint64 FD3D12MemoryPool::GetLastUsedFrameFence ( ) const

inline

Init()

void FD3D12MemoryPool::Init ( )

overridevirtual

Reimplemented from FRHIMemoryPool.

UpdateLastUsedFrameFence()

void FD3D12MemoryPool::UpdateLastUsedFrameFence ( uint64  InFrameFence )

inline

Member Data Documentation

AllocationStrategy

EResourceAllocationStrategy FD3D12MemoryPool::AllocationStrategy

protected

BackingHeap

TRefCountPtr<FD3D12Heap> FD3D12MemoryPool::BackingHeap

protected

BackingResource

TRefCountPtr<FD3D12Resource> FD3D12MemoryPool::BackingResource

protected

InitConfig

const FD3D12ResourceInitConfig FD3D12MemoryPool::InitConfig

protected

LastUsedFrameFence

uint64 FD3D12MemoryPool::LastUsedFrameFence

protected

Name

const FString FD3D12MemoryPool::Name

protected

---

The documentation for this class was generated from the following files:

• Engine/Source/Runtime/D3D12RHI/Private/D3D12PoolAllocator.h
• Engine/Source/Runtime/D3D12RHI/Private/D3D12PoolAllocator.cpp