At 1:40 PM -0700 3/23/10, Christopher Wright wrote:
>What happens if you add a clear patch?  Sounds like depth buffer abuse, as in 
>the depth buffer's not getting cleared so future frames fail the depth test 
>from previous frames.
>
>You can simulate this in the Editor by pressing cmd-K on the viewer -- this 
>disables background erasing (how QCView operates "in the wild").
>
>If adding a clear patch helps, you'll want to add GL_DEPTH_BUFFER_BIT to your 
>glClear call in your patch (and also set glClearDepth to 1.0, and then restore 
>the previous value when you're done).

Thank you very much.  That was precisely it.

Jon
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