Jason Ekstrand <ja...@jlekstrand.net> writes:

> This improves texture upload performance on the PBO upload test available
> at http://www.songho.ca/opengl/gl_pbo.html by 80% for the non-PBO case (due
> to avoiding a buffer stall) and 500% for the PBO case.

Just for reference, if I run this branch against the little test case I
wrote to test my patches I see a 275% increase in frame rate. This is a
somewhat less than what I was seeing with the blorp blitter which gave a
350% increase.

The blorp patches don't work with the pboUnpack test case because that
ends up doing a conversion from BGRA to RGBA. However I suppose there's
no reason why the blorp blitter can't do a conversion as well if we
remove the restriction.

Regards,
- Neil
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