void GlobalIlluminationPass::Init(int width, int height)
{
D3DRenderer* renderer = EngineStatics::getRenderer();
InitShader(renderer);
InitConstantBuffers(renderer);
InitDestinationTexture(renderer, width, height);
InitSamplerStates(renderer);
}
FD3D11DynamicRHI::FD3D11DynamicRHI(IDXGIFactory* InDXGIFactory,D3D_FEATURE_LEVEL InFeatureLevel, int32 InChosenAdapter) :
DXGIFactory(InDXGIFactory),
bDeviceRemoved(false),
FeatureLevel(InFeatureLevel),
bUsingTessellation(false),
PendingNumVertices(0),
PendingVertexDataStride(0),
PendingPrimitiveType(0),
PendingNumPrimitives(0),
PendingMinVertexIndex(0),
PendingNumIndices(0),
PendingIndexDataStride(0),
CurrentDepthTexture(NULL),
NumSimultaneousRenderTargets(0),
NumUAVs(0),
SceneFrameCounter(0),
ResourceTableFrameCounter(INDEX_NONE),
CurrentDSVAccessType(DSAT_Writable),
bDiscardSharedConstants(false),
GPUProfilingData(this),
ChosenAdapter(InChosenAdapter)
{
// This should be called once at the start
check(ChosenAdapter >= 0);
check( IsInGameThread() );
check( !GIsThreadedRendering );
// Allocate a buffer of zeroes. This is used when we need to pass D3D memory
// that we don't care about and will overwrite with valid data in the future.
ZeroBufferSize = 4 * (1 << 20); // 4MB in the zero buffer.
ZeroBuffer = FMemory::Malloc(ZeroBufferSize);
FMemory::Memzero(ZeroBuffer,ZeroBufferSize);
GPoolSizeVRAMPercentage = 0;
GTexturePoolSize = 0;
GConfig->GetInt( TEXT( "TextureStreaming" ), TEXT( "PoolSizeVRAMPercentage" ), GPoolSizeVRAMPercentage, GEngineIni );
// Initialize the RHI capabilities.
check(FeatureLevel == D3D_FEATURE_LEVEL_11_0 || FeatureLevel == D3D_FEATURE_LEVEL_10_0 );
if(FeatureLevel == D3D_FEATURE_LEVEL_10_0)
{
GSupportsDepthFetchDuringDepthTest = false;
}
// ES2 feature level emulation in D3D11
if (FParse::Param(FCommandLine::Get(), TEXT("FeatureLevelES2")) && !GIsEditor)
{
GMaxRHIFeatureLevel = ERHIFeatureLevel::ES2;
GMaxRHIShaderPlatform = SP_PCD3D_ES2;
}
else if(FeatureLevel == D3D_FEATURE_LEVEL_11_0)
{
GMaxRHIFeatureLevel = ERHIFeatureLevel::SM5;
GMaxRHIShaderPlatform = SP_PCD3D_SM5;
}
else if(FeatureLevel == D3D_FEATURE_LEVEL_10_0)
{
GMaxRHIFeatureLevel = ERHIFeatureLevel::SM4;
GMaxRHIShaderPlatform = SP_PCD3D_SM4;
}
// Initialize the platform pixel format map.
GPixelFormats[ PF_Unknown ].PlatformFormat = DXGI_FORMAT_UNKNOWN;
GPixelFormats[ PF_A32B32G32R32F ].PlatformFormat = DXGI_FORMAT_R32G32B32A32_FLOAT;
GPixelFormats[ PF_B8G8R8A8 ].PlatformFormat = DXGI_FORMAT_B8G8R8A8_TYPELESS;
GPixelFormats[ PF_G8 ].PlatformFormat = DXGI_FORMAT_R8_UNORM;
GPixelFormats[ PF_G16 ].PlatformFormat = DXGI_FORMAT_R16_UNORM;
GPixelFormats[ PF_DXT1 ].PlatformFormat = DXGI_FORMAT_BC1_TYPELESS;
GPixelFormats[ PF_DXT3 ].PlatformFormat = DXGI_FORMAT_BC2_TYPELESS;
GPixelFormats[ PF_DXT5 ].PlatformFormat = DXGI_FORMAT_BC3_TYPELESS;
GPixelFormats[ PF_BC4 ].PlatformFormat = DXGI_FORMAT_BC4_UNORM;
GPixelFormats[ PF_UYVY ].PlatformFormat = DXGI_FORMAT_UNKNOWN; // TODO: Not supported in D3D11
#if DEPTH_32_BIT_CONVERSION
GPixelFormats[ PF_DepthStencil ].PlatformFormat = DXGI_FORMAT_R32G8X24_TYPELESS;
GPixelFormats[ PF_DepthStencil ].BlockBytes = 5;
GPixelFormats[ PF_X24_G8 ].PlatformFormat = DXGI_FORMAT_X32_TYPELESS_G8X24_UINT;
GPixelFormats[ PF_X24_G8].BlockBytes = 5;
#else
GPixelFormats[ PF_DepthStencil ].PlatformFormat = DXGI_FORMAT_R24G8_TYPELESS;
GPixelFormats[ PF_DepthStencil ].BlockBytes = 4;
GPixelFormats[ PF_X24_G8 ].PlatformFormat = DXGI_FORMAT_X24_TYPELESS_G8_UINT;
GPixelFormats[ PF_X24_G8].BlockBytes = 4;
#endif
GPixelFormats[ PF_ShadowDepth ].PlatformFormat = DXGI_FORMAT_R16_TYPELESS;
GPixelFormats[ PF_ShadowDepth ].BlockBytes = 2;
GPixelFormats[ PF_R32_FLOAT ].PlatformFormat = DXGI_FORMAT_R32_FLOAT;
GPixelFormats[ PF_G16R16 ].PlatformFormat = DXGI_FORMAT_R16G16_UNORM;
GPixelFormats[ PF_G16R16F ].PlatformFormat = DXGI_FORMAT_R16G16_FLOAT;
GPixelFormats[ PF_G16R16F_FILTER].PlatformFormat = DXGI_FORMAT_R16G16_FLOAT;
GPixelFormats[ PF_G32R32F ].PlatformFormat = DXGI_FORMAT_R32G32_FLOAT;
GPixelFormats[ PF_A2B10G10R10 ].PlatformFormat = DXGI_FORMAT_R10G10B10A2_UNORM;
GPixelFormats[ PF_A16B16G16R16 ].PlatformFormat = DXGI_FORMAT_R16G16B16A16_UNORM;
GPixelFormats[ PF_D24 ].PlatformFormat = DXGI_FORMAT_R24G8_TYPELESS;
GPixelFormats[ PF_R16F ].PlatformFormat = DXGI_FORMAT_R16_FLOAT;
GPixelFormats[ PF_R16F_FILTER ].PlatformFormat = DXGI_FORMAT_R16_FLOAT;
GPixelFormats[ PF_FloatRGB ].PlatformFormat = DXGI_FORMAT_R11G11B10_FLOAT;
GPixelFormats[ PF_FloatRGB ].BlockBytes = 4;
GPixelFormats[ PF_FloatRGBA ].PlatformFormat = DXGI_FORMAT_R16G16B16A16_FLOAT;
GPixelFormats[ PF_FloatRGBA ].BlockBytes = 8;
GPixelFormats[ PF_FloatR11G11B10].PlatformFormat = DXGI_FORMAT_R11G11B10_FLOAT;
GPixelFormats[ PF_FloatR11G11B10].BlockBytes = 4;
GPixelFormats[ PF_V8U8 ].PlatformFormat = DXGI_FORMAT_R8G8_SNORM;
GPixelFormats[ PF_BC5 ].PlatformFormat = DXGI_FORMAT_BC5_UNORM;
GPixelFormats[ PF_A1 ].PlatformFormat = DXGI_FORMAT_R1_UNORM; // Not supported for rendering.
GPixelFormats[ PF_A8 ].PlatformFormat = DXGI_FORMAT_A8_UNORM;
GPixelFormats[ PF_R32_UINT ].PlatformFormat = DXGI_FORMAT_R32_UINT;
GPixelFormats[ PF_R32_SINT ].PlatformFormat = DXGI_FORMAT_R32_SINT;
GPixelFormats[ PF_R16_UINT ].PlatformFormat = DXGI_FORMAT_R16_UINT;
GPixelFormats[ PF_R16_SINT ].PlatformFormat = DXGI_FORMAT_R16_SINT;
GPixelFormats[ PF_R16G16B16A16_UINT].PlatformFormat = DXGI_FORMAT_R16G16B16A16_UINT;
GPixelFormats[ PF_R16G16B16A16_SINT].PlatformFormat = DXGI_FORMAT_R16G16B16A16_SINT;
GPixelFormats[ PF_R5G6B5_UNORM ].PlatformFormat = DXGI_FORMAT_B5G6R5_UNORM;
GPixelFormats[ PF_R8G8B8A8 ].PlatformFormat = DXGI_FORMAT_R8G8B8A8_TYPELESS;
GPixelFormats[ PF_R8G8 ].PlatformFormat = DXGI_FORMAT_R8G8_UNORM;
GPixelFormats[ PF_R32G32B32A32_UINT].PlatformFormat = DXGI_FORMAT_R32G32B32A32_UINT;
GPixelFormats[ PF_R16G16_UINT].PlatformFormat = DXGI_FORMAT_R16G16_UINT;
GPixelFormats[ PF_BC6H ].PlatformFormat = DXGI_FORMAT_BC6H_UF16;
GPixelFormats[ PF_BC7 ].PlatformFormat = DXGI_FORMAT_BC7_TYPELESS;
if (FeatureLevel >= D3D_FEATURE_LEVEL_11_0)
{
GSupportsSeparateRenderTargetBlendState = true;
GMaxTextureDimensions = D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION;
GMaxCubeTextureDimensions = D3D11_REQ_TEXTURECUBE_DIMENSION;
GMaxTextureArrayLayers = D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION;
}
else if (FeatureLevel >= D3D_FEATURE_LEVEL_10_0)
{
GMaxTextureDimensions = D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION;
GMaxCubeTextureDimensions = D3D10_REQ_TEXTURECUBE_DIMENSION;
GMaxTextureArrayLayers = D3D10_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION;
}
GMaxTextureMipCount = FMath::CeilLogTwo( GMaxTextureDimensions ) + 1;
GMaxTextureMipCount = FMath::Min<int32>( MAX_TEXTURE_MIP_COUNT, GMaxTextureMipCount );
GMaxShadowDepthBufferSizeX = 4096;
GMaxShadowDepthBufferSizeY = 4096;
// Initialize the constant buffers.
InitConstantBuffers();
// Create the dynamic vertex and index buffers used for Draw[Indexed]PrimitiveUP.
uint32 DynamicVBSizes[] = {128,1024,64*1024,1024*1024,0};
DynamicVB = new FD3D11DynamicBuffer(this,D3D11_BIND_VERTEX_BUFFER,DynamicVBSizes);
uint32 DynamicIBSizes[] = {128,1024,64*1024,1024*1024,0};
DynamicIB = new FD3D11DynamicBuffer(this,D3D11_BIND_INDEX_BUFFER,DynamicIBSizes);
for (int32 Frequency = 0; Frequency < SF_NumFrequencies; ++Frequency)
{
DirtyUniformBuffers[Frequency] = 0;
}
}
FD3D11DynamicRHI::FD3D11DynamicRHI(IDXGIFactory* InDXGIFactory,D3D_FEATURE_LEVEL InFeatureLevel):
DXGIFactory(InDXGIFactory),
bDeviceRemoved(false),
FeatureLevel(InFeatureLevel),
bUsingTessellation(false),
PendingNumVertices(0),
PendingVertexDataStride(0),
PendingPrimitiveType(0),
PendingNumPrimitives(0),
PendingMinVertexIndex(0),
PendingNumIndices(0),
PendingIndexDataStride(0),
CurrentDepthTexture(NULL),
NumSimultaneousRenderTargets(0),
NumUAVs(0),
CurrentDSVAccessType(DSAT_Writable),
bDiscardSharedConstants(false),
GPUProfilingData(this)
{
// This should be called once at the start
check( IsInGameThread() );
check( !GIsThreadedRendering );
// Allocate a buffer of zeroes. This is used when we need to pass D3D memory
// that we don't care about and will overwrite with valid data in the future.
ZeroBufferSize = 4 * (1 << 20); // 4MB in the zero buffer.
ZeroBuffer = FMemory::Malloc(ZeroBufferSize);
FMemory::Memzero(ZeroBuffer,ZeroBufferSize);
#if WITH_D3DX_LIBS
// ensure we are running against the proper D3DX runtime
if (FAILED(D3DX11CheckVersion(D3D11_SDK_VERSION, D3DX11_SDK_VERSION)))
{
UE_LOG(LogD3D11RHI, Fatal,
TEXT("The D3DX11 runtime version does not match what the application was built with (%d). Cannot continue."),
D3DX11_SDK_VERSION
);
}
#else
UE_LOG(LogD3D11RHI, Warning, TEXT("DX11 built without D3DX. Version checking disabled!"));
#endif
GPoolSizeVRAMPercentage = 0;
GTexturePoolSize = 0;
if ( GReadTexturePoolSizeFromIni )
{
int32 PoolSize;
GConfig->GetInt(TEXT("TextureStreaming"), TEXT("PoolSize"), PoolSize, GEngineIni);
GTexturePoolSize = int64(PoolSize) * 1024 * 1024;
}
else
{
GConfig->GetInt( TEXT( "TextureStreaming" ), TEXT( "PoolSizeVRAMPercentage" ), GPoolSizeVRAMPercentage, GEngineIni );
}
// Initialize the RHI capabilities.
check(FeatureLevel == D3D_FEATURE_LEVEL_11_0 || FeatureLevel == D3D_FEATURE_LEVEL_10_0 );
if(FeatureLevel == D3D_FEATURE_LEVEL_10_0)
{
GSupportsDepthFetchDuringDepthTest = false;
}
// ES2 feature level emulation in D3D11
if (FParse::Param(FCommandLine::Get(), TEXT("FeatureLevelES2")))
{
GRHIFeatureLevel = ERHIFeatureLevel::ES2;
GRHIShaderPlatform = SP_PCD3D_ES2;
}
else if(FeatureLevel == D3D_FEATURE_LEVEL_11_0)
{
GRHIFeatureLevel = ERHIFeatureLevel::SM5;
GRHIShaderPlatform = SP_PCD3D_SM5;
}
else if(FeatureLevel == D3D_FEATURE_LEVEL_10_0)
{
GRHIFeatureLevel = ERHIFeatureLevel::SM4;
GRHIShaderPlatform = SP_PCD3D_SM4;
}
GPixelCenterOffset = 0.0f; // Note that in D3D11, there is no half-texel offset (ala DX9)
GSupportsVertexInstancing = true;
GSupportsVertexTextureFetch = true;
// Initialize the platform pixel format map.
GPixelFormats[ PF_Unknown ].PlatformFormat = DXGI_FORMAT_UNKNOWN;
GPixelFormats[ PF_A32B32G32R32F ].PlatformFormat = DXGI_FORMAT_R32G32B32A32_FLOAT;
GPixelFormats[ PF_B8G8R8A8 ].PlatformFormat = DXGI_FORMAT_B8G8R8A8_TYPELESS;
GPixelFormats[ PF_G8 ].PlatformFormat = DXGI_FORMAT_R8_UNORM;
GPixelFormats[ PF_G16 ].PlatformFormat = DXGI_FORMAT_R16_UNORM;
GPixelFormats[ PF_DXT1 ].PlatformFormat = DXGI_FORMAT_BC1_TYPELESS;
GPixelFormats[ PF_DXT3 ].PlatformFormat = DXGI_FORMAT_BC2_TYPELESS;
GPixelFormats[ PF_DXT5 ].PlatformFormat = DXGI_FORMAT_BC3_TYPELESS;
GPixelFormats[ PF_BC4 ].PlatformFormat = DXGI_FORMAT_BC4_UNORM;
GPixelFormats[ PF_UYVY ].PlatformFormat = DXGI_FORMAT_UNKNOWN; // TODO: Not supported in D3D11
#if DEPTH_32_BIT_CONVERSION
GPixelFormats[ PF_DepthStencil ].PlatformFormat = DXGI_FORMAT_R32G8X24_TYPELESS;
GPixelFormats[ PF_DepthStencil ].BlockBytes = 5;
GPixelFormats[ PF_X24_G8 ].PlatformFormat = DXGI_FORMAT_X32_TYPELESS_G8X24_UINT;
GPixelFormats[ PF_X24_G8].BlockBytes = 5;
#else
GPixelFormats[ PF_DepthStencil ].PlatformFormat = DXGI_FORMAT_R24G8_TYPELESS;
GPixelFormats[ PF_DepthStencil ].BlockBytes = 4;
GPixelFormats[ PF_X24_G8 ].PlatformFormat = DXGI_FORMAT_X24_TYPELESS_G8_UINT;
GPixelFormats[ PF_X24_G8].BlockBytes = 4;
#endif
GPixelFormats[ PF_ShadowDepth ].PlatformFormat = DXGI_FORMAT_R16_TYPELESS;
GPixelFormats[ PF_ShadowDepth ].BlockBytes = 2;
GPixelFormats[ PF_R32_FLOAT ].PlatformFormat = DXGI_FORMAT_R32_FLOAT;
GPixelFormats[ PF_G16R16 ].PlatformFormat = DXGI_FORMAT_R16G16_UNORM;
GPixelFormats[ PF_G16R16F ].PlatformFormat = DXGI_FORMAT_R16G16_FLOAT;
GPixelFormats[ PF_G16R16F_FILTER].PlatformFormat = DXGI_FORMAT_R16G16_FLOAT;
GPixelFormats[ PF_G32R32F ].PlatformFormat = DXGI_FORMAT_R32G32_FLOAT;
GPixelFormats[ PF_A2B10G10R10 ].PlatformFormat = DXGI_FORMAT_R10G10B10A2_UNORM;
GPixelFormats[ PF_A16B16G16R16 ].PlatformFormat = DXGI_FORMAT_R16G16B16A16_UNORM;
GPixelFormats[ PF_D24 ].PlatformFormat = DXGI_FORMAT_R24G8_TYPELESS;
GPixelFormats[ PF_R16F ].PlatformFormat = DXGI_FORMAT_R16_FLOAT;
GPixelFormats[ PF_R16F_FILTER ].PlatformFormat = DXGI_FORMAT_R16_FLOAT;
GPixelFormats[ PF_FloatRGB ].PlatformFormat = DXGI_FORMAT_R11G11B10_FLOAT;
GPixelFormats[ PF_FloatRGB ].BlockBytes = 4;
GPixelFormats[ PF_FloatRGBA ].PlatformFormat = DXGI_FORMAT_R16G16B16A16_FLOAT;
GPixelFormats[ PF_FloatRGBA ].BlockBytes = 8;
GPixelFormats[ PF_FloatR11G11B10].PlatformFormat = DXGI_FORMAT_R11G11B10_FLOAT;
GPixelFormats[ PF_FloatR11G11B10].BlockBytes = 4;
GPixelFormats[ PF_V8U8 ].PlatformFormat = DXGI_FORMAT_R8G8_SNORM;
GPixelFormats[ PF_BC5 ].PlatformFormat = DXGI_FORMAT_BC5_UNORM;
GPixelFormats[ PF_A1 ].PlatformFormat = DXGI_FORMAT_R1_UNORM; // Not supported for rendering.
GPixelFormats[ PF_A8 ].PlatformFormat = DXGI_FORMAT_A8_UNORM;
GPixelFormats[ PF_R32_UINT ].PlatformFormat = DXGI_FORMAT_R32_UINT;
GPixelFormats[ PF_R32_SINT ].PlatformFormat = DXGI_FORMAT_R32_SINT;
GPixelFormats[ PF_R16_UINT ].PlatformFormat = DXGI_FORMAT_R16_UINT;
GPixelFormats[ PF_R16_SINT ].PlatformFormat = DXGI_FORMAT_R16_SINT;
GPixelFormats[ PF_R16G16B16A16_UINT].PlatformFormat = DXGI_FORMAT_R16G16B16A16_UINT;
GPixelFormats[ PF_R16G16B16A16_SINT].PlatformFormat = DXGI_FORMAT_R16G16B16A16_SINT;
GPixelFormats[ PF_R5G6B5_UNORM ].PlatformFormat = DXGI_FORMAT_B5G6R5_UNORM;
GPixelFormats[ PF_R8G8B8A8 ].PlatformFormat = DXGI_FORMAT_R8G8B8A8_TYPELESS;
GPixelFormats[ PF_R8G8 ].PlatformFormat = DXGI_FORMAT_R8G8_UNORM;
if (FeatureLevel >= D3D_FEATURE_LEVEL_11_0)
{
GMaxTextureDimensions = D3D11_REQ_TEXTURE2D_U_OR_V_DIMENSION;
GMaxCubeTextureDimensions = D3D11_REQ_TEXTURECUBE_DIMENSION;
GMaxTextureArrayLayers = D3D11_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION;
}
else if (FeatureLevel >= D3D_FEATURE_LEVEL_10_0)
{
GMaxTextureDimensions = D3D10_REQ_TEXTURE2D_U_OR_V_DIMENSION;
GMaxCubeTextureDimensions = D3D10_REQ_TEXTURECUBE_DIMENSION;
GMaxTextureArrayLayers = D3D10_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION;
}
GMaxTextureMipCount = FMath::CeilLogTwo( GMaxTextureDimensions ) + 1;
GMaxTextureMipCount = FMath::Min<int32>( MAX_TEXTURE_MIP_COUNT, GMaxTextureMipCount );
GMaxShadowDepthBufferSizeX = 4096;
GMaxShadowDepthBufferSizeY = 4096;
// Initialize the constant buffers.
InitConstantBuffers();
// Create the dynamic vertex and index buffers used for Draw[Indexed]PrimitiveUP.
uint32 DynamicVBSizes[] = {128,1024,64*1024,1024*1024,0};
DynamicVB = new FD3D11DynamicBuffer(this,D3D11_BIND_VERTEX_BUFFER,DynamicVBSizes);
uint32 DynamicIBSizes[] = {128,1024,64*1024,1024*1024,0};
DynamicIB = new FD3D11DynamicBuffer(this,D3D11_BIND_INDEX_BUFFER,DynamicIBSizes);
}
