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API > API/Runtime > API/Runtime/OpenGLDrv
Inheritance Hierarchy
- FOpenGLCommonState
- FOpenGLRHIState
References
| Module | OpenGLDrv |
| Header | /Engine/Source/Runtime/OpenGLDrv/Public/OpenGLState.h |
| Include | #include "OpenGLState.h" |
Syntax
struct FOpenGLRHIState : public FOpenGLCommonState
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
bool | bAlphaToCoverageEnabled | |
 |
bool | bAnyDirtyGraphicsUniformBuffers | Bit array to track which uniform buffers have changed since the last draw call. |
 |
bool[SF_NumStandardFrequencies] | bAnyDirtyRealUniformBuffers | Array to track if any real (not emulated) uniform buffers have been bound since the last draw call |
 |
bool | bFramebufferSetupInvalid | |
 |
FOpenGLBlendStateData | BlendState | |
 |
TRefCountPtr< FOpenGLBoundShaderState > | BoundShaderState | |
 |
FRHIUniformBuffer *[SF_NumStandardFrequencies][MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE] | BoundUniformBuffers | Track the currently bound uniform buffers. |
 |
bool | bScissorEnabled | |
 |
FComputeShaderRHIRef | CurrentComputeShader | |
 |
float | DepthMaxZ | |
 |
float | DepthMinZ | |
 |
FOpenGLTexture * | DepthStencil | |
 |
FOpenGLDepthStencilStateData | DepthStencilState | |
 |
uint32 | DepthTargetHeight | |
 |
uint32 | DepthTargetWidth | |
 |
uint16[SF_NumStandardFrequencies] | DirtyUniformBuffers | |
 |
FOpenGLStream | DynamicVertexStream | Information about pending BeginDraw[Indexed]PrimitiveUP calls. |
 |
int32 | FirstNonzeroRenderTarget | |
 |
GLuint | Framebuffer | |
 |
uint32 | IndexDataStride | |
 |
FOpenGLLinkedProgram * | LinkedProgramAndDirtyFlag | We null this when the we dirty PackedGlobalUniformDirty. Thus we can skip all of CommitNonComputeShaderConstants if it matches the current program |
 |
uint32 | MinVertexIndex | |
 |
uint32 | NumPrimitives | |
 |
int32 | NumRenderingSamples | Pending framebuffer setup. |
 |
uint32 | NumVertices | |
 |
uint32 | PrimitiveType | |
 |
FOpenGLRasterizerStateData | RasterizerState | |
 |
uint32[MaxSimultaneousRenderTargets] | RenderTargetArrayIndex | |
 |
uint32 | RenderTargetHeight | |
 |
uint32[MaxSimultaneousRenderTargets] | RenderTargetMipmapLevels | |
 |
FOpenGLTexture *[MaxSimultaneousRenderTargets] | RenderTargets | |
 |
uint32 | RenderTargetWidth | |
 |
GLuint | RunningOcclusionQuery | |
 |
FIntRect | Scissor | |
 |
FOpenGLShaderParameterCache * | ShaderParameters | |
 |
uint32 | StencilRef | |
 |
ERenderTargetStoreAction | StencilStoreAction | |
 |
FOpenGLStream[16] | Streams | |
 |
void * | UpIndexBuffer | |
 |
uint32 | UpIndexBufferBytes | |
 |
uint32 | UpStride | |
 |
void * | UpVertexBuffer | |
 |
uint32 | UpVertexBufferBytes | Used for if(!FOpenGL::SupportsFastBufferData()) |
 |
FIntRect | Viewport | |
 |
GLuint | ZeroFilledDummyUniformBuffer |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
Destructors
| Type | Name | Description | |
|---|---|---|---|
 |
Overridden from FOpenGLCommonState
| Type | Name | Description | |
|---|---|---|---|
  |
void | ||
  |
void | InitializeResources
(
int32 NumCombinedTextures, |
AB: moved from the header, since it was causing linker error when the header is included externally. |
Constants
| Name | Description |
|---|---|
| MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE | The RHI does not allow more than 14 constant buffers per shader stage due to D3D11 limits. |