Sounds like default Light Model ambient.... Look at OpenGL docs for 
glLightModel & GL_LIGHT_MODEL_AMBIENT.

Cheers,
Wojtek

----- Original Message ----- 
From: "Necdet Can Atesman" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Friday, February 29, 2008 1:10 AM
Subject: [osg-users] Complete darkness


> Hi folks,
> 
> I am unable to create complete darkness in osg. I'm setting the only
> light source to not emit anything, but the objects in my scene are still
> visible, although very faintly. Is there something wrong with the code,
> or is it just osg/opengl?
> 
> osg::Light* light = new osg::Light();
> light->setAmbient(osg::Vec4d(0.0f, 0.0f, 0.0f, 1.0f));
> light->setDiffuse(osg::Vec4d(0.0f, 0.0f, 0.0f, 1.0f));
> light->setSpecular(osg::Vec4d(0.0f, 0.0f, 0.0f, 1.0f));
> osgView* view = new osg::View();
> osgView->setLightingMode(osg::View::HEADLIGHT);
> view->setLight(light);
> 
> Thanks,
> Necdet Can
> _______________________________________________
> osg-users mailing list
> [email protected]
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