Hi David, thanks a lot for your suggestion. With the svn osg version everything works fine!
Not finding anything in the archives I did guess that no bugs were around. I'll switch to osg 2.x as soon as Delta3D guys finish the porting to the new osg. Thanks, Ricky David Callu wrote: > oups forget the file :-) > > 2007/10/23, David Callu <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>>: > > Hi Riccardo > > Linux Fedora 7 > OSG 2.2 > NVidia GeForce 8800 > > > All work fine for me. > I just do "osglight_modified cow.osg" > > I join the osglight_modified.cpp simplified and updated to OSG2.2 . > > Many bug has be fix and feature added since the OSG 1.2 Version. > Perhaps an update to OSG 2.2 will be a good choice for you. > > HTH > David > > > > 2007/10/23, Riccardo Corsi < [EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>>: > > Hi all, > > I'm try to get a specular highlights effect by using the > osg::LightModel::SEPARATE_SPECULAR_COLOR mode. > > If I got it straight, this should compute a second color for the > specular component to be added after lighting and texturing. > So for instance, by using a light with white specular > component and on a > material with white specular color, I'd expect a white > highlight in the > final result. Instead what I get is the highlight modulated by > the > texture, as if I were using osg::LightModel::SINGLE_COLOR mode. > > Any suggestion on where I might be wrong? > > Find attached a modified osgLight example to reproduce the > problem with > a sample model. > I basically removed the model animation, set a white specular > on the > light number 2, and added these lines of code: > > osg::StateSet* pSS = rootnode->getOrCreateStateSet(); > // set separate specular color > osg::LightModel* pLightModel =new osg::LightModel; > pLightModel->setLocalViewer(true); > > pLightModel->setColorControl(osg::LightModel::SEPARATE_SPECULAR_COLOR); > pSS->setAttributeAndModes(pLightModel, osg::StateAttribute::ON > |osg::StateAttribute::OVERRIDE); > > I'm on > osg 1.2 > WinXP > nVidia 7900 GTX (tried both older and latest drivers) > > Thank you > Ricky > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > <mailto:osg-users@lists.openscenegraph.org> > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-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 _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
