コード例 #1
0
ファイル: osgoccluder.cpp プロジェクト: BodyViz/osg
void OccluderEventHandler::endOccluder()
{
    if (_convexPlanarOccluder.valid()) 
    {
        if (_convexPlanarOccluder->getOccluder().getVertexList().size()>=3)
        {
            osg::OccluderNode* occluderNode = new osg::OccluderNode;
            occluderNode->setOccluder(_convexPlanarOccluder.get());

            if (!_occluders.valid())
            {
                _occluders = new osg::Group;
                if (rootNode()) rootNode()->addChild(_occluders.get());
            }
            _occluders->addChild(occluderNode);

            std::cout<<"created occluder"<<std::endl;
        }
        else
        {
            std::cout<<"Occluder requires at least 3 points to create occluder."<<std::endl;
        }
    }
    else
    {
        std::cout<<"No occluder points to create occluder with."<<std::endl;
    }
    
    // reset current occluder.
    _convexPlanarOccluder = NULL;
}
コード例 #2
0
ファイル: osgoccluder.cpp プロジェクト: BodyViz/osg
void OccluderEventHandler::addPoint(const osg::Vec3& pos)
{
    std::cout<<"add point "<<pos<<std::endl;
    
    if (!_convexPlanarOccluder.valid()) _convexPlanarOccluder = new osg::ConvexPlanarOccluder;
    
    osg::ConvexPlanarPolygon& occluder = _convexPlanarOccluder->getOccluder();
    occluder.add(pos);

//     
//     osg::BoundingSphere bs = rootNode()->getBound();
// 
//     osg::ShapeDrawable* sd = new osg::ShapeDrawable(new osg::Sphere(pos,bs.radius()*0.001f));
//     osg::Geode* geode = new osg::Geode;
//     geode->addDrawable(sd);
// 
//     rootNode()->addChild(geode);
// 
    
}