//-----------------------------------------------------------------------------
void ProgramProcessor::bindAutoParameters(Program* pCpuProgram, GpuProgramPtr pGpuProgram)
{
GpuProgramParametersSharedPtr pGpuParams = pGpuProgram->getDefaultParameters();
const UniformParameterList& progParams = pCpuProgram->getParameters();
UniformParameterConstIterator itParams;
for (itParams=progParams.begin(); itParams != progParams.end(); ++itParams)
{
const UniformParameterPtr pCurParam = *itParams;
const GpuConstantDefinition* gpuConstDef = pGpuParams->_findNamedConstantDefinition(pCurParam->getName());
if (gpuConstDef != NULL)
{
// Handle auto parameters.
if (pCurParam->isAutoConstantParameter())
{
if (pCurParam->isAutoConstantRealParameter())
{
pGpuParams->setNamedAutoConstantReal(pCurParam->getName(),
pCurParam->getAutoConstantType(),
pCurParam->getAutoConstantRealData());
}
else if (pCurParam->isAutoConstantIntParameter())
{
pGpuParams->setNamedAutoConstant(pCurParam->getName(),
pCurParam->getAutoConstantType(),
pCurParam->getAutoConstantIntData());
}
}
// Case this is not auto constant - we have to update its variability ourself.
else
{
gpuConstDef->variability |= pCurParam->getVariability();
// Update variability in the float map.
if (gpuConstDef->isSampler() == false)
{
GpuLogicalBufferStructPtr floatLogical = pGpuParams->getFloatLogicalBufferStruct();
if (floatLogical.get())
{
for (GpuLogicalIndexUseMap::const_iterator i = floatLogical->map.begin(); i != floatLogical->map.end(); ++i)
{
if (i->second.physicalIndex == gpuConstDef->physicalIndex)
{
i->second.variability |= gpuConstDef->variability;
break;
}
}
}
}
}
}
}
}
//-----------------------------------------------------------------------------
void Program::addParameter(UniformParameterPtr parameter)
{
if (getParameterByName(parameter->getName()).get() != NULL)
{
OGRE_EXCEPT( Exception::ERR_INVALIDPARAMS,
"Parameter <" + parameter->getName() + "> already declared in program.",
"Program::addParameter" );
}
mParameters.push_back(parameter);
}
//-----------------------------------------------------------------------
void HLSLProgramWriter::writeUniformParameter(std::ostream& os, UniformParameterPtr parameter)
{
bool isHlsl4 = Ogre::RTShader::ShaderGenerator::getSingletonPtr()->IsHlsl4();
GpuConstantType paramType = parameter->getType();
if (isHlsl4 && paramType >= GCT_SAMPLER1D && paramType <= GCT_SAMPLERCUBE)
os<<mGpuConstTypeMapV4[paramType];
else
os<<mGpuConstTypeMap[paramType];
os << "\t" << parameter->getName();
if (parameter->isArray() == true)
{
os << "[" << parameter->getSize() << "]";
}
if (parameter->isSampler())
{
if (isHlsl4)
os << " : register(t" << parameter->getIndex() << ")";
else
os << " : register(s" << parameter->getIndex() << ")";
}
else if (parameter->getType() == GCT_SAMPLER_STATE)
{
os << " : register(s" << parameter->getIndex() << ")";
}
}
//-----------------------------------------------------------------------
void HLSLProgramWriter::writeUniformParameter(std::ostream& os, UniformParameterPtr parameter)
{
os << mGpuConstTypeMap[parameter->getType()];
os << "\t";
os << parameter->getName();
if (parameter->isSampler())
{
os << " : register(s" << parameter->getIndex() << ")";
}
}
//-----------------------------------------------------------------------
void CGProgramWriter::writeUniformParameter(std::ostream& os, UniformParameterPtr parameter)
{
os << mGpuConstTypeMap[parameter->getType()];
os << "\t";
os << parameter->getName();
if (parameter->isArray() == true)
{
os << "[" << parameter->getSize() << "]";
}
if (parameter->isSampler())
{
os << " : register(s" << parameter->getIndex() << ")";
}
}
//-----------------------------------------------------------------------------
void GLSLESProgramProcessor::bindTextureSamplers(Program* pCpuProgram, GpuProgramPtr pGpuProgram)
{
GpuProgramParametersSharedPtr pGpuParams = pGpuProgram->getDefaultParameters();
const UniformParameterList& progParams = pCpuProgram->getParameters();
UniformParameterConstIterator itParams;
// Bind the samplers.
for (itParams = progParams.begin(); itParams != progParams.end(); ++itParams)
{
const UniformParameterPtr pCurParam = *itParams;
if (pCurParam->isSampler())
{
pGpuParams->setNamedConstant(pCurParam->getName(), pCurParam->getIndex());
}
}
}
//-----------------------------------------------------------------------------
void GLSLESProgramProcessor::bindTextureSamplers(Program* pCpuProgram, GpuProgramPtr pGpuProgram)
{
GpuProgramParametersSharedPtr pGpuParams = pGpuProgram->getDefaultParameters();
const UniformParameterList& progParams = pCpuProgram->getParameters();
UniformParameterConstIterator itParams;
// Bind the samplers.
for (itParams = progParams.begin(); itParams != progParams.end(); ++itParams)
{
const UniformParameterPtr pCurParam = *itParams;
if (pCurParam->isSampler())
{
// The optimizer may remove some unnecessary parameters, so we should ignore them
pGpuParams->setIgnoreMissingParams(true);
pGpuParams->setNamedConstant(pCurParam->getName(), pCurParam->getIndex());
}
}
}
bool operator()( const UniformParameterPtr& uniform, const String& name ) const
{
return uniform->getName() == name;
}