void
VirtualProgram::refreshAccumulatedFunctions( const osg::State& state )
{
// This method searches the state's attribute stack and accumulates all
// the user functions (including those in this program).
Threading::ScopedMutexLock lock( _functionsMutex );
_accumulatedFunctions.clear();
const StateHack::AttributeVec* av = StateHack::GetAttributeVec( state, this );
for( StateHack::AttributeVec::const_iterator i = av->begin(); i != av->end(); ++i )
{
const osg::StateAttribute* sa = i->first;
const VirtualProgram* vp = dynamic_cast< const VirtualProgram* >( sa );
if( vp && vp != this && ( vp->_mask & _mask ) )
{
FunctionLocationMap rhs;
vp->getFunctions( rhs );
for( FunctionLocationMap::const_iterator j = rhs.begin(); j != rhs.end(); ++j )
{
const OrderedFunctionMap& ofm = j->second;
for( OrderedFunctionMap::const_iterator k = ofm.begin(); k != ofm.end(); ++k )
{
_accumulatedFunctions[j->first].insert( *k );
}
}
}
}
// add the local ones too:
for( FunctionLocationMap::const_iterator j = _functions.begin(); j != _functions.end(); ++j )
{
const OrderedFunctionMap& ofm = j->second;
for( OrderedFunctionMap::const_iterator k = ofm.begin(); k != ofm.end(); ++k )
{
_accumulatedFunctions[j->first].insert( *k );
}
}
}
void
VirtualProgram::refreshAccumulatedFunctions( const osg::State& state )
{
// This method searches the state's attribute stack and accumulates all
// the user functions (including those in this program).
// mutex no longer required since this method is called safely
//Threading::ScopedMutexLock lock( _functionsMutex );
_accumulatedFunctions.clear();
if ( _inherit )
{
const StateHack::AttributeVec* av = StateHack::GetAttributeVec( state, this );
if ( av && av->size() > 0 )
{
// find the closest VP that doesn't inherit:
unsigned start;
for( start = (int)av->size()-1; start > 0; --start )
{
const VirtualProgram* vp = dynamic_cast<const VirtualProgram*>( (*av)[start].first );
if ( vp && (vp->_mask & _mask) && vp->_inherit == false )
break;
}
// collect functions from there on down.
for( unsigned i=start; i<av->size(); ++i )
{
const VirtualProgram* vp = dynamic_cast<const VirtualProgram*>( (*av)[i].first );
if ( vp && (vp->_mask && _mask) && (vp != this) )
{
FunctionLocationMap rhs;
vp->getFunctions( rhs );
for( FunctionLocationMap::const_iterator j = rhs.begin(); j != rhs.end(); ++j )
{
const OrderedFunctionMap& source = j->second;
OrderedFunctionMap& dest = _accumulatedFunctions[j->first];
for( OrderedFunctionMap::const_iterator k = source.begin(); k != source.end(); ++k )
{
// remove/override an existing function with the same name
for( OrderedFunctionMap::iterator exists = dest.begin(); exists != dest.end(); ++exists )
{
if ( exists->second.compare( k->second ) == 0 )
{
dest.erase(exists);
break;
}
}
dest.insert( *k );
//_accumulatedFunctions[j->first].insert( *k );
}
}
}
}
}
}
// add the local ones too:
for( FunctionLocationMap::const_iterator j = _functions.begin(); j != _functions.end(); ++j )
{
const OrderedFunctionMap& source = j->second;
OrderedFunctionMap& dest = _accumulatedFunctions[j->first];
for( OrderedFunctionMap::const_iterator k = source.begin(); k != source.end(); ++k )
{
// remove/override an existing function with the same name
for( OrderedFunctionMap::iterator exists = dest.begin(); exists != dest.end(); ++exists )
{
if ( exists->second.compare( k->second ) == 0 )
{
dest.erase(exists);
break;
}
}
dest.insert( *k );
//_accumulatedFunctions[j->first].insert( *k );
}
}
}
