Hello Eric, Maslowski, Eric wrote: > Hi Carsten, > Thanks for taking a look. I think you might be on to something > regarding the bounding volumes since the ground plane doesn't seem to > have a bounding volume and there's a strange warped BV in the distance > (see images below).
yes, looks like part of the camera frustum ? > I'm a little confused as to why the BV is playing such a role, though. I > thought OpenSG was using the OcclusionQuery interface for these tests. > So, it should be rendering the object to test for visibility...unless > the BV is rendered for the query instead to speed up the query process. > Is this the case? as Marcus already confirmed, yes, the bounding volumes are used in the OC tests. > http://www-personal.umich.edu/~emaslows/temp/osg/osg_occ-bv_01.jpg > http://www-personal.umich.edu/~emaslows/temp/osg/osg_occ-bv_02.jpg hm, do you do anything unusual with your cameras/view frustums, have negative near clipping plane ? As soon as I've remembered how I make cvs print at least remotely useful logs, I'll see if any of the recent changes give a hint. Carsten ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Opensg-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/opensg-users
