Hello Robert, I'd like to use a OSG class. But I don't know which class I can use. There are no way to change the active texture in osg or can I reset the opengl state machine? After the rendering ( frame() ) the active texture is not TEXTURE0_ARB, but that is what I need.
Cheers, Martin Am Mittwoch, den 11.03.2009, 09:08 +0000 schrieb Robert Osfield: > Hi Martin, > > The OSG queries OpenGL extensions at runtime, so even if the header > doesn't contain the function then it'll be able to pick it up from the > driver. > > As a general note, I'd recommend avoiding calling OpenGL yourself, and > port your code across to using the OSG classes to do the OpenGL work, > this will avoid issues with clashes of state managment and allow the > OSG to do state sorting + lazy state updating, and it'll do the > extension setup for you. > > Robert. > > On Wed, Mar 11, 2009 at 7:44 AM, Großer Martin <[email protected]> wrote: > > Hello all, > > > > I want to use the glActiveTextureARB in my Programm, but it doesn't > > work. I get the message that the glActiveTextureARB is not declared in > > this scope. I think the problem is the nvidia driver. It replace the > > OpenGL headers. But in OSG it works fine, but why? > > I would like change the active texture to GL_TEXTURE0_ARB. Maybe there > > are a function in osg? > > > > Cheers, Martin > > > > _______________________________________________ > > osg-users mailing list > > [email protected] > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org _______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
