Try adding: geometry->getOrCreateStateSet()->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
Also, I believe you don't need the first setMode(GL_BLEND) because the setAttributeAndModes() call will do this automatically. -gw Glenn Waldron : Pelican Mapping : http://pelicanmapping.com : +1.703.652.4791 On Thu, Nov 13, 2008 at 2:19 AM, YangXiao <[EMAIL PROTECTED]> wrote: > Hi everyone: > How to achieve blend funtion in osg. I means by alpha(0.0~1.0) value to > set my geometry color, > I use follows code > > geometry->getOrCreateStateSet()->setMode(GL_BLEND, > osg::StateAttribute::ON); > osg::BlendFunc *fn = new osg::BlendFunc(); > > > fn->setFunction(osg::BlendFunc::SRC_ALPHA,osg::BlendFunc::ONE_MINUS_SRC_ALPHA); > > geometry->getOrCreateStateSet()->setAttributeAndModes(fn, > osg::StateAttribute::ON); > Best regards > YangXiao > > ------------------------------ > 雅虎邮箱，您的终生邮箱！ <http://cn.mail.yahoo.com/> > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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