void
ShaderGenerator::apply(osg::Group& group)
{
if ( !_active ) return;
traverse(group);
#if 0
std::set<VirtualProgram*> childVPs;
unsigned childrenWithVP = 0;
for(unsigned i=0; i<group.getNumChildren(); ++i)
{
osg::StateSet* stateset = group.getChild(i)->getStateSet();
if ( !stateset )
break;
VirtualProgram* vp = dynamic_cast<VirtualProgram*>(stateset->getAttribute(VirtualProgram::SA_TYPE));
if ( vp )
{
childVPs.insert( vp );
childrenWithVP++;
}
}
if ( childrenWithVP == group.getNumChildren() && childVPs.size() == 1 )
{
group.getOrCreateStateSet()->setAttributeAndModes( *childVPs.begin(), 1 );
for(unsigned i=0; i<group.getNumChildren(); ++i)
{
group.getChild(i)->getStateSet()->removeAttribute(VirtualProgram::SA_TYPE);
}
}
#endif
}
void TileMapper::apply(osg::Group& node)
{
if (node.getName()=="TileContent")
{
_containsGeode = true;
return;
}
if (isCulled(node))
return;
// push the culling mode.
pushCurrentMask();
TileIdentifier* tid = dynamic_cast<TileIdentifier*>(node.getUserData());
if (tid)
{
_tileStack.push_back(TileStack::value_type(*tid,&node));
_containsGeode = false;
}
traverse(node);
if (tid)
{
if (_containsGeode)
{
insertTile(*tid);
_containsGeode = false;
#if 0
std::cout<<"found Group="<<tid->lod
<<" X="<<tid->x
<<" Y="<<tid->y
<<" ptr="<<&node<<std::endl;
std::cout<<" inheritance list "<<_tileStack.size()<<std::endl;
for(TileStack::iterator itr=_tileStack.begin();
itr!=_tileStack.end();
++itr)
{
std::cout<<" LOD="<<itr->first.lod
<<" X="<<itr->first.x
<<" Y="<<itr->first.y
<<" className="<<itr->second->className()
<<" ptr="<<itr->second<<std::endl;
}
osg::StateSet* stateset = node.getOrCreateStateSet();
osg::Material* material = new osg::Material;
material->setColorMode(osg::Material::OFF);
stateset->setAttribute(material);
switch(tid->lod)
{
case(0): material->setEmission(osg::Material::FRONT_AND_BACK,osg::Vec4(1.0f,1.0f,1.0f,1.0f)); break;
case(1): material->setEmission(osg::Material::FRONT_AND_BACK,osg::Vec4(1.0f,0.0f,0.0f,1.0f)); break;
case(2): material->setEmission(osg::Material::FRONT_AND_BACK,osg::Vec4(0.0f,1.0f,0.0f,1.0f)); break;
case(3): material->setEmission(osg::Material::FRONT_AND_BACK,osg::Vec4(0.0f,0.0f,1.0f,1.0f)); break;
case(4): material->setEmission(osg::Material::FRONT_AND_BACK,osg::Vec4(1.0f,0.0f,1.0f,1.0f)); break;
}
#endif
}
_tileStack.pop_back();
}
// pop the culling mode.
popCurrentMask();
}