Paul - thanks for the suggestions. I've found an older code tree of mine from November 07 and everything seemed to work there. I'm investigating.
On Feb 12, 2008 3:40 PM, Paul Martz <[EMAIL PROTECTED]> wrote: > > I have a class that inherits from osg::Group. In this class > > I'm overriding the traverse function. It is written in such a > > way that the CULL_VISITOR doesn't have an opportunity to call > > osg::Group::traverse(nv). When I add this object to the > > scenegraph all the nodes in my scene go black. Even if this > > class is a child - all the nodes (including parent nodes) > > appear black. > > The presence of this custom Node is changing the color of your geometry so > that they render black? E.g., against a non-black background, you see them > render? Or, by "appear black", do you mean they just don't show up? > > What color is your Geometry supposed to render? > > Does your custom Node support the .osg file format? If so, have you dumped > your scene to a .osg file to see if anything is amiss? > > Have you tried to reproduce the problem with a very simple scene, like just > a single triangle plus your custom Node? Then you could step through in the > debugger and determine what's going on. > > Have you tried capturing the OpenGL output with GLIntercept? > > In the past, whenever I've seen state bleed from one Node to a sibling Node, > it is usually because the sibling Node's Geometry lacks a color array. > > > What I did to patch things is to hack my class such that the > > CULL_VISITOR is allowed to call osg::Group::traverse(nv); at > > least once at the start. This seems to address the problem, > > albeit in a kludgy sort of way. I'd like to know if: > > > > - this is a new OSG bug? > > Are you saying you tried this same thing in v2.2 and the problem didn't > occur? > -Paul > > > - anyone else is experiencing this? > > - or perhaps I'm abusing things in such way that is ill-advised? > > > > Comments? > > _______________________________________________ > > osg-users mailing list > > osg-users@lists.openscenegraph.org > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-opensce > negraph.org > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org