[osg-users] Addition and Subtraction

Robert Osfield robert.osfield at gmail.com
Sun Sep 16 09:40:53 PDT 2007

On 9/16/07, Renan Mendes <renanmzmendes at gmail.com> wrote:
> Oh, that's a shame. Thanks anyway...
> But how would you do that? Is there any OpenGL primitive appropriate for
> this kind of rendering? Anywhere I can read about it?

There is no OpenGL primitive to support what you are after.

The closest you could get would be to use the stencil buffer and
multi-pass.  Look up constructive solid modeling on the web.


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