Dirk Reiners schrieb:
> It is a simple question: you need to create and assign a new Background. ;)
>
> Example:
>
>      #include <OpenSG/SolidBackground.h>
>      SolidBackgroundPtr bgr = SolidBackground::create();
>      beginEditCP( bgr );
>      bgr->setColor( Color3f( 1.0, 1.0, 1.0 ));
>      endEditCP( bgr );
>      mgr->getWindow()->getPort(0)->setBackground( bgr );
>
> (from Tutorials/27RationalSurface.cpp). There are other, more interesting 
> Backgrounds, too.
>
> Hope it helps
>
>       Dirk
>   
Another one on background color:
How do I clear the alpha value to 0.0? What I want to achieve is 
rendering an FBO-Object with transparent background!?

Thanks!

Thomas

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