Hi, An other technique, if you don't have normals of the model : http://c0de517e.blogspot.com/2008/10/normals-without-normals.html
I have the same probleme with CAO file. yann, On Wed, Jan 28, 2009 at 6:18 PM, Paul Martz <pma...@skew-matrix.com> wrote: > OpenGL features deprecated in 3.0 will still work in 3.0, but: > * They might not be the optimal mechanism for what you are trying to > accomplish -- better techniques exist. That's why it's deprecated; and... > * Deprecated features might not work correctly when combined with new > functionality; and finally... > * Deprecated features might be removed in a future rev of OpenGL. At that > point, the features might -- or might not -- still be available as an > extension. > > Paul Martz > *Skew Matrix Software LLC* > http://www.skew-matrix.com > +1 303 859 9466 > > > ------------------------------ > *From:* osg-users-boun...@lists.openscenegraph.org [mailto: > osg-users-boun...@lists.openscenegraph.org] *On Behalf Of *alessandro > terenzi > *Sent:* Wednesday, January 28, 2009 4:37 AM > *To:* OpenSceneGraph Users > *Subject:* Re: [osg-users] Rendering double-sided surfaces. > > My second try: > > I got/created a StateSet from my model root and then, as suggested by > Frank, I did: > > > osg::ref_ptr< osg::LightModel > pLightModel = new osg::LightModel(); > pLightModel->setTwoSided( true ); > pState->setAttributeAndModes( pLightModel.get(), osg::StateAttribute::ON > ); > > > Doing this solved the problem. I did not added also the material setting as > in the Frank's example because my models already have materials and textures > applied. > > Paul said that this way to solve the problem is deprecated in OpenGL 3.0, > but will it keep working anyway? > Thank you very much for helping. > Alessandro > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > -- Yann Le Paih Keraudrono 56150 BAUD Portable: +33(0)610524356 lepaih.y...@gmail.com
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