void VertexCacheOptimizer::apply(osg::Geode& geode) { if (geode.getDataVariance() == osg::Object::DYNAMIC) return; for(unsigned i=0; i<geode.getNumDrawables(); ++i ) { osg::Geometry* geom = geode.getDrawable(i)->asGeometry(); if ( geom ) { if ( geom->getDataVariance() == osg::Object::DYNAMIC ) return; // vertex cache optimizations currently only support surface geometries. // all or nothing in the geode. osg::Geometry::PrimitiveSetList& psets = geom->getPrimitiveSetList(); for( osg::Geometry::PrimitiveSetList::iterator i = psets.begin(); i != psets.end(); ++i ) { switch( (*i)->getMode() ) { case GL_TRIANGLES: case GL_TRIANGLE_FAN: case GL_TRIANGLE_STRIP: case GL_QUADS: case GL_QUAD_STRIP: case GL_POLYGON: break; default: return; } } } } //OE_NOTICE << LC << "VC optimizing..." << std::endl; // passed the test; run the optimizer. osgUtil::VertexCacheVisitor vcv; geode.accept( vcv ); vcv.optimizeVertices(); osgUtil::VertexAccessOrderVisitor vaov; geode.accept( vaov ); vaov.optimizeOrder(); traverse( geode ); }
void ProjectVisitor::apply(osg::Geode& node) { if (_clearEveryDrawable) _projector.clear(); std::vector<osg::Drawable*> toremove; std::vector<osg::ref_ptr<osg::Geometry> > toadd; for (int i = 0; i < node.getNumDrawables(); i++) { osg::Timer_t t0 = osg::Timer::instance()->tick(); node.getDrawable(i)->accept(_projector); double duration = osg::Timer::instance()->delta_s(t0, osg::Timer::instance()->tick()); if (_projector.hasGeometry()) { toremove.push_back(node.getDrawable(i)); std::stringstream ss; ss << "projected_" << _index << ".osg"; osg::notify(osg::INFO) << "duration " << duration << " " << ss.str() << std::endl; if (_writeResultOnDisk) _projector.write(ss.str()); if (!_mergeGeometry) { osg::ref_ptr<osg::Geometry> result = _projector._result.get(); result->setUserData(node.getDrawable(i)->getUserData()); toadd.push_back(result); _projector.clear(); } } _index++; _cummulatedTime += duration; } if (_mergeGeometry) { if (_projector.hasGeometry()) { toadd.push_back(_projector._result.get()); } } for (int i = 0; i < toremove.size(); i++) // remove only where success to project data node.removeDrawable(toremove[i]); for (int i = 0; i < toadd.size(); i++) {// remove only where success to project data node.addDrawable(toadd[i]); } if (_projectToXYZ) { osg::ref_ptr<LatLongHeight2xyz> visitor = new LatLongHeight2xyz(); node.accept(*visitor); } // smooth after project if (_smooth) { osgUtil::SmoothingVisitor smooth; for (int i = 0; i < toadd.size(); i++) {// remove only where success to project data smooth.smooth(*toadd[i]); } } }
void AddQueries::apply( osg::Geode& node ) { traverse( node ); osgwTools::CountsVisitor cv; node.accept( cv ); const unsigned int numVertices = cv.getVertices(); const osg::BoundingBox& bb = node.getBoundingBox(); addDataToNodePath( getNodePath(), numVertices, bb ); }