Don't know much either, but this paper might be helpful: http://www.seas.upenn.edu/~cis665/projects/CIS%20665%20GPU%20Project%20Final%20Report%20-%20Dongsoo%20Han.pdf
-gw On Dec 24, 2007 10:38 AM, Emre Koc <[EMAIL PROTECTED]> wrote: > I have a nvidia g80 to use with geometry shaders but I don't know much > about how to use them. If anyone have a knowledge on this topic we can > collaborate on an osg implementation. It can be an interesting topic to work > on. > > /emre > > > On Dec 24, 2007 4:53 PM, Glenn Waldron <[EMAIL PROTECTED]> wrote: > > > Another option may be to use geometry shaders for curved lines and > > surfaces. Of course you need a failrly new graphics card for this. An OSG > > implementation what allowed multiple 'techniques' like shaders or GLU would > > be interesting. -gw > > > > > > On Dec 23, 2007 1:23 PM, Jean-Sébastien Guay < > > [EMAIL PROTECTED]> wrote: > > > > > Hello Emre, > > > > > > > Thanks for your interest on this topic. I will try to make a curve > > > drawing > > > > interface for my graduation project. So I will inform the mail-list > > > about > > > > any updates on curve drawings. Maybe it can be added to a future > > > release of > > > > osg. > > > > > > Cool, keep us posted. > > > > > > > P.S: Robert thanks for your reply too. I don't want to search 3rd > > > party > > > > plugins for tesselation since I don't have much time. I will give a > > > try to > > > > osgTeapot example. > > > > > > Keep in mind, the osgTeapot example is just an example of how to wrap > > > straight OpenGL commands into a custom osg::Drawable. If you want more > > > general-purpose parametric curve support in OSG, that will probably > > > not be enough. But it could be a good starting point. > > > > > > I would think at first, the hardest part would be calculating accurate > > > bounds for the final object so it is not culled out when it should not > > > be. But start out simple, get a first version out there, and others > > > can always help refine it iteratively later (gotta love a thriving > > > Open Source project/community!) > > > > > > Good luck, and keep us posted. > > > > > > J-S > > > -- > > > ______________________________________________________ > > > Jean-Sebastien Guay [EMAIL PROTECTED] > > > http://whitestar02.webhop.org/ > > > > > > ---------------------------------------------------------------- > > > This message was sent using IMP, the Internet Messaging Program. > > > > > > > > > _______________________________________________ > > > osg-users mailing list > > > [email protected] > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > > > > > > > > > > -- > > Glenn Waldron : Pelican Mapping : http://pelicanmapping.com : > > 703-652-4791 > > _______________________________________________ > > osg-users mailing list > > [email protected] > > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > > > -- > Emre Koc > Sabanci University > Faculty of Engineering and Natural Sciences > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > -- Glenn Waldron : Pelican Mapping : http://pelicanmapping.com : 703-652-4791
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