//-----------------------------------------------------------------------------
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 ATI_FS_GLGpuProgram::bindProgramParameters(GpuProgramParametersSharedPtr params)
{
// only supports float constants
const GpuLogicalBufferStruct* floatStruct = params->getFloatLogicalBufferStruct();
for (GpuLogicalIndexUseMap::const_iterator i = floatStruct->map.begin();
i != floatStruct->map.end(); ++i)
{
size_t logicalIndex = i->first;
const float* pFloat = params->getFloatPointer(i->second.physicalIndex);
// Iterate over the params, set in 4-float chunks (low-level)
for (size_t j = 0; j < i->second.currentSize; j+=4)
{
glSetFragmentShaderConstantATI(GL_CON_0_ATI + logicalIndex, pFloat);
pFloat += 4;
++logicalIndex;
}
}
}
void GLArbGpuProgram::bindProgramParameters(GpuProgramParametersSharedPtr params)
{
GLenum type = (mType == GPT_VERTEX_PROGRAM) ?
GL_VERTEX_PROGRAM_ARB : GL_FRAGMENT_PROGRAM_ARB;
// only supports float constants
const GpuLogicalBufferStruct* floatStruct = params->getFloatLogicalBufferStruct();
for (GpuLogicalIndexUseMap::const_iterator i = floatStruct->map.begin();
i != floatStruct->map.end(); ++i)
{
size_t logicalIndex = i->first;
const float* pFloat = params->getFloatPointer(i->second.physicalIndex);
// Iterate over the params, set in 4-float chunks (low-level)
for (size_t j = 0; j < i->second.currentSize; j+=4)
{
glProgramLocalParameter4fvARB(type, logicalIndex, pFloat);
pFloat += 4;
++logicalIndex;
}
}
}
void GLArbGpuProgram::bindProgramParameters(GpuProgramParametersSharedPtr params, uint16 mask)
{
GLenum type = getGLShaderType(mType);
// only supports float constants
GpuLogicalBufferStructPtr floatStruct = params->getFloatLogicalBufferStruct();
for (GpuLogicalIndexUseMap::const_iterator i = floatStruct->map.begin();
i != floatStruct->map.end(); ++i)
{
if (i->second.variability & mask)
{
size_t logicalIndex = i->first;
const float* pFloat = params->getFloatPointer(i->second.physicalIndex);
// Iterate over the params, set in 4-float chunks (low-level)
for (size_t j = 0; j < i->second.currentSize; j+=4)
{
glProgramLocalParameter4fvARB(type, logicalIndex, pFloat);
pFloat += 4;
++logicalIndex;
}
}
}
}
