//-----------------------------------------------------------------------
void CgProgram::loadFromSource(void)
{
// Create Cg Program
selectProfile();
if (mSelectedCgProfile == CG_PROFILE_UNKNOWN)
{
LogManager::getSingleton().logMessage(
"Attempted to load Cg program '" + mName + "', but no suported "
"profile was found. ");
return;
}
buildArgs();
// deal with includes
String sourceToUse = resolveCgIncludes(mSource, this, mFilename);
mCgProgram = cgCreateProgram(mCgContext, CG_SOURCE, sourceToUse.c_str(),
mSelectedCgProfile, mEntryPoint.c_str(), const_cast<const char**>(mCgArguments));
// Test
//LogManager::getSingleton().logMessage(cgGetProgramString(mCgProgram, CG_COMPILED_PROGRAM));
// Check for errors
checkForCgError("CgProgram::loadFromSource",
"Unable to compile Cg program " + mName + ": ", mCgContext);
}
//-----------------------------------------------------------------------
void CgProgram::compileMicrocode(void)
{
// Create Cg Program
/// Program handle
CGprogram cgProgram;
if (mSelectedCgProfile == CG_PROFILE_UNKNOWN)
{
LogManager::getSingleton().logMessage(
"Attempted to load Cg program '" + mName + "', but no supported "
"profile was found. ");
return;
}
buildArgs();
// deal with includes
String sourceToUse = resolveCgIncludes(mSource, this, mFilename);
cgProgram = cgCreateProgram(mCgContext, CG_SOURCE, sourceToUse.c_str(),
mSelectedCgProfile, mEntryPoint.c_str(), const_cast<const char**>(mCgArguments));
// Test
//LogManager::getSingleton().logMessage(cgGetProgramString(mCgProgram, CG_COMPILED_PROGRAM));
// Check for errors
checkForCgError("CgProgram::compileMicrocode",
"Unable to compile Cg program " + mName + ": ", mCgContext);
CGerror error = cgGetError();
if (error == CG_NO_ERROR)
{
// get program string (result of cg compile)
mProgramString = cgGetProgramString(cgProgram, CG_COMPILED_PROGRAM);
checkForCgError("CgProgram::compileMicrocode",
"Unable to retrieve program code for Cg program " + mName + ": ", mCgContext);
// get params
mParametersMap.clear();
mParametersMapSizeAsBuffer = 0;
mSamplerRegisterMap.clear();
recurseParams(cgGetFirstParameter(cgProgram, CG_PROGRAM));
recurseParams(cgGetFirstParameter(cgProgram, CG_GLOBAL));
if (mDelegate)
{
// Delegating to HLSL or GLSL, need to clean up Cg's output
fixHighLevelOutput(mProgramString);
if (mSelectedCgProfile == CG_PROFILE_GLSLG)
{
// need to determine input and output operations
mInputOp = cgGetProgramInput(cgProgram);
mOutputOp = cgGetProgramOutput(cgProgram);
}
}
// Unload Cg Program - we don't need it anymore
cgDestroyProgram(cgProgram);
//checkForCgError("CgProgram::unloadImpl",
// "Error while unloading Cg program " + mName + ": ",
// mCgContext);
cgProgram = 0;
if ( GpuProgramManager::getSingleton().getSaveMicrocodesToCache())
{
addMicrocodeToCache();
}
}
}
