#include <OpenGLState.h>

Inheritance diagram for FOpenGLRHIState:

Public Types
enum	{ MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE = 14 }

Public Member Functions
	FOpenGLRHIState ()

	~FOpenGLRHIState ()

virtual void	InitializeResources (int32 NumCombinedTextures, int32 NumComputeUAVUnits) override
	AB: moved from the header, since it was causing linker error when the header is included externally.

virtual void	CleanupResources () override

Public Member Functions inherited from FOpenGLCommonState
	FOpenGLCommonState ()

virtual	~FOpenGLCommonState ()

Public Attributes
FOpenGLRasterizerStateData	RasterizerState

FOpenGLDepthStencilStateData	DepthStencilState

uint32	StencilRef

FOpenGLBlendStateData	BlendState

GLuint	Framebuffer

bool	bScissorEnabled

FIntRect	Scissor

FIntRect	Viewport

float	DepthMinZ

float	DepthMaxZ

GLuint	ZeroFilledDummyUniformBuffer

uint32	RenderTargetWidth

uint32	RenderTargetHeight

bool	bAlphaToCoverageEnabled

int32	NumRenderingSamples

int32	FirstNonzeroRenderTarget

FOpenGLTexture *	RenderTargets [MaxSimultaneousRenderTargets]

uint32	RenderTargetMipmapLevels [MaxSimultaneousRenderTargets]

uint32	RenderTargetArrayIndex [MaxSimultaneousRenderTargets]

FOpenGLTexture *	DepthStencil

ERenderTargetStoreAction	StencilStoreAction

uint32	DepthTargetWidth

uint32	DepthTargetHeight

bool	bFramebufferSetupInvalid

FOpenGLStream	DynamicVertexStream

uint32	NumVertices

uint32	PrimitiveType

uint32	NumPrimitives

uint32	MinVertexIndex

uint32	IndexDataStride

FOpenGLStream	Streams [NUM_OPENGL_VERTEX_STREAMS]

FOpenGLLinkedProgram *	LinkedProgramAndDirtyFlag

FOpenGLShaderParameterCache *	ShaderParameters

TRefCountPtr< FOpenGLBoundShaderState >	BoundShaderState

TRefCountPtr< FOpenGLComputeShader >	CurrentComputeShader

FRHIUniformBuffer *	BoundUniformBuffers [SF_NumStandardFrequencies][MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE]

uint32	BoundUniformBuffersDynamicOffset [SF_NumStandardFrequencies][MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE]

bool	bAnyDirtyRealUniformBuffers [SF_NumStandardFrequencies]

bool	bAnyDirtyGraphicsUniformBuffers

uint16	DirtyUniformBuffers [SF_NumStandardFrequencies]

uint32	UpVertexBufferBytes

uint32	UpIndexBufferBytes

uint32	UpStride

void *	UpVertexBuffer

void *	UpIndexBuffer

Public Attributes inherited from FOpenGLCommonState
TArray< FTextureStage >	Textures

TArray< FOpenGLSamplerState * >	SamplerStates

TArray< FUAVStage >	UAVs

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

The RHI does not allow more than 14 constant buffers per shader stage due to D3D11 limits.

Enumerator
MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE

Constructor & Destructor Documentation

◆ FOpenGLRHIState()

FOpenGLRHIState::FOpenGLRHIState ( )

inline

◆ ~FOpenGLRHIState()

FOpenGLRHIState::~FOpenGLRHIState ( )

inline

Member Function Documentation

◆ CleanupResources()

virtual void FOpenGLRHIState::CleanupResources ( )

inlineoverridevirtual

Reimplemented from FOpenGLCommonState.

◆ InitializeResources()

void FOpenGLRHIState::InitializeResources	(	int32	NumCombinedTextures,
		int32	NumComputeUAVUnits
	)

overridevirtual

AB: moved from the header, since it was causing linker error when the header is included externally.

Reimplemented from FOpenGLCommonState.

Member Data Documentation

◆ bAlphaToCoverageEnabled

bool FOpenGLRHIState::bAlphaToCoverageEnabled

◆ bAnyDirtyGraphicsUniformBuffers

bool FOpenGLRHIState::bAnyDirtyGraphicsUniformBuffers

Bit array to track which uniform buffers have changed since the last draw call.

◆ bAnyDirtyRealUniformBuffers

bool FOpenGLRHIState::bAnyDirtyRealUniformBuffers[SF_NumStandardFrequencies]

Array to track if any real (not emulated) uniform buffers have been bound since the last draw call

◆ bFramebufferSetupInvalid

bool FOpenGLRHIState::bFramebufferSetupInvalid

◆ BlendState

FOpenGLBlendStateData FOpenGLRHIState::BlendState

◆ BoundShaderState

TRefCountPtr<FOpenGLBoundShaderState> FOpenGLRHIState::BoundShaderState

◆ BoundUniformBuffers

FRHIUniformBuffer* FOpenGLRHIState::BoundUniformBuffers[SF_NumStandardFrequencies][MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE]

Track the currently bound uniform buffers.

◆ BoundUniformBuffersDynamicOffset

uint32 FOpenGLRHIState::BoundUniformBuffersDynamicOffset[SF_NumStandardFrequencies][MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE]

◆ bScissorEnabled

bool FOpenGLRHIState::bScissorEnabled

◆ CurrentComputeShader

TRefCountPtr<FOpenGLComputeShader> FOpenGLRHIState::CurrentComputeShader

◆ DepthMaxZ

float FOpenGLRHIState::DepthMaxZ

◆ DepthMinZ

float FOpenGLRHIState::DepthMinZ

◆ DepthStencil

FOpenGLTexture* FOpenGLRHIState::DepthStencil

◆ DepthStencilState

FOpenGLDepthStencilStateData FOpenGLRHIState::DepthStencilState

◆ DepthTargetHeight

uint32 FOpenGLRHIState::DepthTargetHeight

◆ DepthTargetWidth

uint32 FOpenGLRHIState::DepthTargetWidth

◆ DirtyUniformBuffers

uint16 FOpenGLRHIState::DirtyUniformBuffers[SF_NumStandardFrequencies]

◆ DynamicVertexStream

FOpenGLStream FOpenGLRHIState::DynamicVertexStream

◆ FirstNonzeroRenderTarget

int32 FOpenGLRHIState::FirstNonzeroRenderTarget

◆ Framebuffer

GLuint FOpenGLRHIState::Framebuffer

◆ IndexDataStride

uint32 FOpenGLRHIState::IndexDataStride

◆ LinkedProgramAndDirtyFlag

FOpenGLLinkedProgram* FOpenGLRHIState::LinkedProgramAndDirtyFlag

◆ MinVertexIndex

uint32 FOpenGLRHIState::MinVertexIndex

◆ NumPrimitives

uint32 FOpenGLRHIState::NumPrimitives

◆ NumRenderingSamples

int32 FOpenGLRHIState::NumRenderingSamples

◆ NumVertices

uint32 FOpenGLRHIState::NumVertices

◆ PrimitiveType

uint32 FOpenGLRHIState::PrimitiveType

◆ RasterizerState

FOpenGLRasterizerStateData FOpenGLRHIState::RasterizerState

◆ RenderTargetArrayIndex

uint32 FOpenGLRHIState::RenderTargetArrayIndex[MaxSimultaneousRenderTargets]

◆ RenderTargetHeight

uint32 FOpenGLRHIState::RenderTargetHeight

◆ RenderTargetMipmapLevels

uint32 FOpenGLRHIState::RenderTargetMipmapLevels[MaxSimultaneousRenderTargets]

◆ RenderTargets

FOpenGLTexture* FOpenGLRHIState::RenderTargets[MaxSimultaneousRenderTargets]

◆ RenderTargetWidth

uint32 FOpenGLRHIState::RenderTargetWidth

◆ Scissor

FIntRect FOpenGLRHIState::Scissor

◆ ShaderParameters

FOpenGLShaderParameterCache* FOpenGLRHIState::ShaderParameters

◆ StencilRef

uint32 FOpenGLRHIState::StencilRef

◆ StencilStoreAction

ERenderTargetStoreAction FOpenGLRHIState::StencilStoreAction

◆ Streams

FOpenGLStream FOpenGLRHIState::Streams[NUM_OPENGL_VERTEX_STREAMS]

◆ UpIndexBuffer

void* FOpenGLRHIState::UpIndexBuffer

◆ UpIndexBufferBytes

uint32 FOpenGLRHIState::UpIndexBufferBytes

◆ UpStride

uint32 FOpenGLRHIState::UpStride

◆ UpVertexBuffer

void* FOpenGLRHIState::UpVertexBuffer

◆ UpVertexBufferBytes

uint32 FOpenGLRHIState::UpVertexBufferBytes

◆ Viewport

FIntRect FOpenGLRHIState::Viewport

◆ ZeroFilledDummyUniformBuffer

GLuint FOpenGLRHIState::ZeroFilledDummyUniformBuffer

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

Engine/Source/Runtime/OpenGLDrv/Private/OpenGLState.h
Engine/Source/Runtime/OpenGLDrv/Private/OpenGLState.cpp

Public Types

Public Member Functions

Public Attributes