58     octree = NULL;  in ZSceneDatabase()
76     delete octree;  in ~ZSceneDatabase()
148     if (octree)  in getVisualExtents()
149         return octree->getVisualExtents();  in getVisualExtents()
165     if (octree)  in setOccluderManager()
166         octree->setOccluderManager(occl);  in setOccluderManager()
183         delete octree;  in setupCullList()
184         octree = NULL;  in setupCullList()
203     delete octree;  in makeCuller()
204     octree = new Octree;  in makeCuller()
212     octree->addNodes (staticList, staticCount, cullDepth, cullElements);  in makeCuller()
320     if (octree)  in addShadowNodes()
322         culledCount = octree->getShadowList (culledList, staticCount,  in addShadowNodes()
354     if (octree)  in renderRadarNodes()
357         culledCount = octree->getRadarList (culledList, staticCount, f);  in renderRadarNodes()
386     if (octree)  in addRenderNodes()
389         culledCount = octree->getFrustumList (culledList, staticCount, f);  in addRenderNodes()
445     if (octree)  in drawCuller()
446         octree->draw ();  in drawCuller()