[Intel-gfx] Operation ordering?

Peter Clifton pcjc2 at cam.ac.uk
Wed Nov 3 02:36:59 CET 2010


On Tue, 2010-11-02 at 21:31 +0000, Peter Clifton wrote:
> Running with debug options set to always flush after each primitive
> fixes the issue, as does a judicial insertion of glFlush into my
> rendering code after changing the stencil test state, but before drawing
> more geometry.

Please ignore this.. turns out it was a crazy state problem in my code.
DrawArrays with the wrong VBO still bound, and it walked off the end
upsetting something in the driver / kernel / GPU and curtailing /
corrupting further rendering.

Doh!

-- 
Peter Clifton

Electrical Engineering Division,
Engineering Department,
University of Cambridge,
9, JJ Thomson Avenue,
Cambridge
CB3 0FA

Tel: +44 (0)7729 980173 - (No signal in the lab!)
Tel: +44 (0)1223 748328 - (Shared lab phone, ask for me)




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