do this:

_sceneViewer->getCamera()->setClearMask(0);

From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Judie Stanley
Sent: 10. april 2008 18:49
To: [email protected]
Subject: [osg-users] Examples for using image as a background

Trying to add video capture as the background to a scene.

I am not very familiar with osg and am working in an existing code base. The 
render loop calls SceneView::Draw which apparently does all the traversal. 
Unfortunately for me, it also clears the color buffer so I don't see my video 
capture if I enable this call, but then if I disable it, I only see my video 
capture - drawn using OpenGL, because of course, the scene is not drawn.

Is there a way to disable clearing the color buffer?

Another way would be if I could set the video capture as the background.

I have searched and see there is such a thing as a osg::ImageBackground object. 
However, I searched the osg solution (osg 2.0) and nothing was found has the 
name changed?
http://www.opensg.org/doc-1.6.0/classosg_1_1ImageBackground.html

Does anybody know of some sample code?

Thanks,

Judie
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