void ShaderExecutableChunk::updateProceduralVariables(
DrawEnv *pEnv,
UInt32 uiUpdateDependents)
{
UInt32 uiProgram = pEnv->getActiveShader();
if(uiProgram == 0)
return;
const ShaderProgramVariables::MFProceduralVariablesType *pMFVars = NULL;
if(_sfVariables.getValue() != NULL)
{
pMFVars = _sfVariables.getValue()->getMFProceduralVariables();
}
if(pMFVars == NULL || pMFVars->size() == 0)
{
return;
}
MFInt32 &vVarLocations = *this->editMFProceduralVariableLocations();
OSG_ASSERT(pMFVars->size() == vVarLocations.size());
MFInt32::iterator mLocIt = vVarLocations.begin();
ShaderProgramVariables::MFProceduralVariablesType::const_iterator mVarIt =
pMFVars->begin();
ShaderProgramVariables::MFProceduralVariablesType::const_iterator mVarEnd =
pMFVars->end ();
#ifdef OSG_1_COMPATX
if(_fParameterCallback)
{
OSGGETGLFUNC(OSGglGetUniformLocationProc,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation());
_fParameterCallback(osgGlGetUniformLocation, pEnv, uiProgram);
}
#endif
for(; mVarIt != mVarEnd; ++mVarIt, ++mLocIt)
{
ShaderVariable *pVar = *mVarIt;
switch(pVar->getTypeId())
{
case ShaderVariable::SHVTypeOSG:
{
ShaderVariableOSG *p =
dynamic_cast<ShaderVariableOSG *>(pVar);
if(0x0000 == (p->getDependency() & uiUpdateDependents))
continue;
if(*mLocIt == -1)
{
OSGGETGLFUNC(OSGglGetUniformLocationProc,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation());
*mLocIt = osgGlGetUniformLocation(uiProgram,
p->getName().c_str());
}
p->evaluate(pEnv, *mLocIt);
}
break;
case ShaderVariable::SHVTypeFunctor:
{
ShaderVariableFunctor *p =
dynamic_cast<ShaderVariableFunctor *>(pVar);
if(0x0000 == (p->getDependency() & uiUpdateDependents))
continue;
if(*mLocIt == -1)
{
OSGGETGLFUNC(OSGglGetUniformLocationProc,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation());
*mLocIt = osgGlGetUniformLocation(uiProgram,
p->getName().c_str());
}
#ifdef OSG_1_COMPAT
switch(p->getFuncMode())
{
case 0:
{
p->evaluate(pEnv, *mLocIt);
}
break;
case 1:
{
OSGGETGLFUNC(
OSGglGetUniformLocationProc,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation());
p->evaluate(osgGlGetUniformLocation,
pEnv,
uiProgram);
}
break;
case 2:
{
p->evaluate(p,
pEnv,
uiProgram);
}
break;
}
#else
p->evaluate(pEnv, *mLocIt);
#endif
}
break;
default:
break;
}
}
}
void ShaderExecutableChunk::updateVariableLocations(DrawEnv *pEnv,
UInt32 uiProgram)
{
if(uiProgram == 0)
return;
const ShaderProgramVariables::MFVariablesType *pMFVars = NULL;
const ShaderProgramVariables::MFProceduralVariablesType *pMFProcVars = NULL;
if(_sfVariables.getValue() != NULL)
{
pMFVars = _sfVariables.getValue()->getMFVariables ();
pMFProcVars = _sfVariables.getValue()->getMFProceduralVariables();
}
if(pMFVars != NULL && pMFVars->size() != 0)
{
MFInt32 &vVarLocations = *this->editMFVariableLocations();
OSG_ASSERT(pMFVars->size() == vVarLocations.size());
MFInt32::iterator mLocIt = vVarLocations.begin();
ShaderProgramVariables::MFVariablesType::const_iterator mVarIt =
pMFVars->begin();
ShaderProgramVariables::MFVariablesType::const_iterator mVarEnd =
pMFVars->end ();
OSGGETGLFUNC(OSGglGetUniformLocationProc,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation());
for(; mVarIt != mVarEnd; ++mVarIt, ++mLocIt)
{
*mLocIt = osgGlGetUniformLocation(uiProgram,
(*mVarIt)->getName().c_str());
}
}
if(pMFProcVars != NULL && pMFProcVars->size() != 0)
{
MFInt32 &vVarLocations = *this->editMFProceduralVariableLocations();
OSG_ASSERT(pMFProcVars->size() == vVarLocations.size());
MFInt32::iterator mLocIt = vVarLocations.begin();
ShaderProgramVariables::MFProceduralVariablesType::const_iterator
mVarIt = pMFProcVars->begin();
ShaderProgramVariables::MFProceduralVariablesType::const_iterator
mVarEnd = pMFProcVars->end ();
OSGGETGLFUNC(OSGglGetUniformLocationProc,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation());
for(; mVarIt != mVarEnd; ++mVarIt, ++mLocIt)
{
*mLocIt = osgGlGetUniformLocation(uiProgram,
(*mVarIt)->getName().c_str());
}
}
}
void ComputeShaderChunk::updateProceduralVariables(
DrawEnv *pEnv,
UInt32 uiUpdateDependents)
{
UInt32 uiProgram = pEnv->getActiveShader();
if(uiProgram == 0)
return;
const ShaderProgramVariables::MFProceduralVariablesType *pMFVars = NULL;
if(_sfVariables.getValue() != NULL)
{
pMFVars = _sfVariables.getValue()->getMFProceduralVariables();
}
if(pMFVars == NULL || pMFVars->size() == 0)
{
return;
}
MFInt32 &vVarLocations = *this->editMFProceduralVariableLocations();
OSG_ASSERT(pMFVars->size() == vVarLocations.size());
MFInt32::iterator mLocIt = vVarLocations.begin();
ShaderProgramVariables::MFProceduralVariablesType::const_iterator mVarIt =
pMFVars->begin();
ShaderProgramVariables::MFProceduralVariablesType::const_iterator mVarEnd =
pMFVars->end ();
Window *pWin = pEnv->getWindow();
osgSinkUnusedWarning(pWin);
for(; mVarIt != mVarEnd; ++mVarIt, ++mLocIt)
{
ShaderVariable *pVar = *mVarIt;
switch(pVar->getTypeId())
{
case ShaderVariable::SHVTypeOSG:
{
ShaderVariableOSG *p =
dynamic_cast<ShaderVariableOSG *>(pVar);
if(0x0000 == (p->getDependency() & uiUpdateDependents))
continue;
if(*mLocIt == -1)
{
OSGGETGLFUNCBYID_GL3_ES(
glGetUniformLocation,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation(),
pWin);
*mLocIt = osgGlGetUniformLocation(uiProgram,
p->getName().c_str());
}
p->evaluate(pEnv, *mLocIt);
}
break;
case ShaderVariable::SHVTypeFunctor:
{
ShaderVariableFunctor *p =
dynamic_cast<ShaderVariableFunctor *>(pVar);
if(0x0000 == (p->getDependency() & uiUpdateDependents))
continue;
if(*mLocIt == -1)
{
OSGGETGLFUNCBYID_GL3_ES(
glGetUniformLocation,
osgGlGetUniformLocation,
ShaderProgram::getFuncIdGetUniformLocation(),
pWin);
*mLocIt = osgGlGetUniformLocation(uiProgram,
p->getName().c_str());
}
p->evaluate(pEnv, *mLocIt);
}
break;
default:
break;
}
}
}
