void FSlateD3DPS::Create( const FString& Filename, const FString& EntryPoint, const FString& ShaderModel )
{
TRefCountPtr<ID3DBlob> Blob;
CompileShader( Filename, EntryPoint, ShaderModel, Blob);
HRESULT Hr = GD3DDevice->CreatePixelShader( Blob->GetBufferPointer(), Blob->GetBufferSize(), NULL, PixelShader.GetInitReference() );
check( SUCCEEDED(Hr) );
TRefCountPtr<ID3D11ShaderReflection> Reflector;
Hr = D3DReflect( Blob->GetBufferPointer(), Blob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)Reflector.GetInitReference() );
check( SUCCEEDED(Hr) );
GetShaderBindings( Reflector, ShaderBindings );
}
void FSlateD3DVS::Create( const FString& Filename, const FString& EntryPoint, const FString& ShaderModel, D3D11_INPUT_ELEMENT_DESC* VertexLayout, uint32 VertexLayoutCount )
{
TRefCountPtr<ID3DBlob> Blob;
CompileShader( Filename, EntryPoint, ShaderModel, Blob);
HRESULT Hr = GD3DDevice->CreateVertexShader( Blob->GetBufferPointer(), Blob->GetBufferSize(), NULL, VertexShader.GetInitReference() );
check( SUCCEEDED(Hr) );
Hr = GD3DDevice->CreateInputLayout( VertexLayout, VertexLayoutCount, Blob->GetBufferPointer(), Blob->GetBufferSize(), InputLayout.GetInitReference() );
check( SUCCEEDED(Hr) );
TRefCountPtr<ID3D11ShaderReflection> Reflector;
Hr = D3DReflect( Blob->GetBufferPointer(), Blob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)Reflector.GetInitReference() );
check( SUCCEEDED(Hr) );
GetShaderBindings( Reflector, ShaderBindings );
}
static UBOOL D3D9CompileShaderWrapper(
const TCHAR* ShaderFilename,
const TCHAR* FunctionName,
const TCHAR* ShaderProfile,
DWORD CompileFlags,
const FShaderCompilerEnvironment& InEnvironment,
const vector<D3DXMACRO>& Macros,
FShaderCompilerOutput& Output,
vector<FD3D9ConstantDesc>& Constants,
FString& DisassemblyString,
FString& ErrorString
)
{
const FString& SourceFile = LoadShaderSourceFile(ShaderFilename);
TRefCountPtr<ID3DXBuffer> Shader;
TRefCountPtr<ID3DXBuffer> Errors;
FD3DIncludeEnvironment Environment(InEnvironment);
TRefCountPtr<ID3DXConstantTable> ConstantTable;
FTCHARToANSI AnsiSourceFile(SourceFile.c_str());
HRESULT Result = D3DXCompileShader(
AnsiSourceFile,
SourceFile.size(),
&Macros[0],
&Environment,
TCHAR_TO_ANSI(FunctionName),
TCHAR_TO_ANSI(ShaderProfile),
CompileFlags,
Shader.GetInitReference(),
Errors.GetInitReference(),
ConstantTable.GetInitReference());
if( FAILED(Result) )
{
ErrorString = TEXT("Compile Failed without warnings!");
void* ErrorBuffer = Errors ? Errors->GetBufferPointer() : NULL;
if( ErrorBuffer )
{
FANSIToTCHAR Convert((ANSICHAR*)ErrorBuffer);
ErrorString = Convert;
}
}
else
{
// get the ShaderCode
INT NumShaderBytes = Shader->GetBufferSize();
Output.ShaderCode.resize(NumShaderBytes);
appMemcpy(&Output.ShaderCode[0], Shader->GetBufferPointer(), NumShaderBytes);
// collect the constant table
D3DXCONSTANTTABLE_DESC ConstantTableDesc;
VERIFYD3DRESULT(ConstantTable->GetDesc(&ConstantTableDesc));
for(UINT ConstantIndex = 0; ConstantIndex < ConstantTableDesc.Constants; ++ConstantIndex)
{
D3DXHANDLE ConstantHandle = ConstantTable->GetConstant(NULL, ConstantIndex);
D3DXCONSTANT_DESC ConstantDesc;
UINT NumConstants = 1;
VERIFYD3DRESULT(ConstantTable->GetConstantDesc(ConstantHandle, &ConstantDesc, &NumConstants));
FD3D9ConstantDesc NamedConstantDesc;
appStrcpyANSI(NamedConstantDesc.Name, ConstantDesc.Name);
NamedConstantDesc.bIsSampler = ConstantDesc.RegisterSet == D3DXRS_SAMPLER;
NamedConstantDesc.RegisterIndex = ConstantDesc.RegisterIndex;
NamedConstantDesc.RegisterCount = ConstantDesc.RegisterCount;
Constants.push_back(NamedConstantDesc);
}
// disassemble a shader
TRefCountPtr<ID3DXBuffer> DisassemblyBuffer;
VERIFYD3DRESULT(D3DXDisassembleShader((const DWORD*)Shader->GetBufferPointer(), FALSE, NULL, DisassemblyBuffer.GetInitReference()));
DisassemblyString = ANSI_TO_TCHAR((ANSICHAR*)DisassemblyBuffer->GetBufferPointer());
}
return TRUE;
}
