HI Jamie, When using shaders it's the shader itself that controls the lighting so the standard OpenGL lighting modes won't affect it.
If you want to toggle lighting in shaders you'll need to assign a different shader or use a uniform that controls whether lighting is applied or not. Robert. On 12 June 2014 10:21, Jaime <[email protected]> wrote: > Hi, > > I want to disable specific lights with OSG, and it affects models with > shaders. How can I do it? > > What I have now, it is not working. I apply shaders with: > > osg::StateSet* stateset = new osg::StateSet; > [...load shader...] > stateset->setAttributeAndModes(programObject, osg::StateAttribute::ON | > osg::StateAttribute::OVERRIDE); > m_pDrawable->setStateSet(stateset); > > In execution, I wanto to disable some lights, and this change has to affect > shader (in the shader I have two lights). But, when I disable light in OSG, > it doesn't work. I have tested with and no succes: > ss->setMode(GL_LIGHTING, osg::StateAttribute::PROTECTED | > osg::StateAttribute::OFF); > ss->setMode(GL_LIGHTING, osg::StateAttribute::PROTECTED | > osg::StateAttribute::OFF); > model->GetNode()->getOrCreateStateSet()->setMode(GL_LIGHT1, > osg::StateAttribute::OFF); > > If I test with "normal" models (without shaders), it works. But the problem > is with shaders. Do I have to turn off light in OpenGL? > > Thank you! > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=59711#59711 > > > > > > _______________________________________________ > 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
