bool CDx9FragmentProgram::load(const char* buf,size_t fsize)
{
if (m_isLoad)
release();
LPD3DXBUFFER errors;
LPD3DXBUFFER pBuffer;
HRESULT hr;
hr = D3DXPreprocessShader(
buf,
static_cast<uint>(fsize),
((DX9_ShaderMacroMgr*)ShaderMacroMgr::GetInst())->GET_MACRO(m_ID),
DX9_ShaderInclude::GetInst(),
&pBuffer,
&errors);
if (FAILED(hr))
{
string message = "D3D9 Pixel Shader拼接不成功 Errors:\n";
message.append(static_cast<const char*>(errors->GetBufferPointer()));
errors->Release();
OutputDebugString(message.c_str());
GenErr(GraphicErr::GetErrTypeStr(ShaderInit_Err),message);
return false;
}
m_cCode = static_cast<const char*>(pBuffer->GetBufferPointer());
SafeRelease(pBuffer);
return true;
}
/** Preprocesses a shader without performing compilation, and dump it out for debugging*/
void D3D9PreProcessShader(
const TCHAR* strFilename,
const FString& strShaderFile,
vector<D3DXMACRO>& Defines,
const FD3DIncludeEnvironment& Environment,
const TCHAR* strShaderPath
)
{
TRefCountPtr<ID3DXBuffer> ShaderCode;
TRefCountPtr<ID3DXBuffer> ErrorText;
FTCHARToANSI AnsiShaderFile(strShaderFile.c_str());
FD3DIncludeEnvironment IncludeEnvironment(Environment);
HRESULT ret = D3DXPreprocessShader( (ANSICHAR*)AnsiShaderFile,
strShaderFile.size(),
&Defines.at(0),
&IncludeEnvironment,
ShaderCode.GetInitReference(),
ErrorText.GetInitReference()
);
if( FAILED(ret) )
{
debugf(NAME_Warning, TEXT("Preprocess failed for shader %s: %s"), strFilename, ANSI_TO_TCHAR(ErrorText->GetBufferPointer()));
}
else
{
TCHAR Tmp[MAX_SPRINTF];
appSprintf(Tmp, TEXT("%s%s.pre"), strShaderPath, strFilename);
appSaveStringToFile(ANSI_TO_TCHAR(ShaderCode->GetBufferPointer()), Tmp);
}
}
