Eric Anholt <e...@anholt.net> writes: > glFlush by the spec does (not) provide any guarantees that things have > made it to the kernel. We have just assumed that, but I think the > Radeon driver may be violating that assumption these days.
I'd say the radeon driver needs fixing then; we really don't have any other API we can use to get pixmap updates delivered before the event is sent. Adding glFinish here is a terribly blunt instrument for such a frequent operation. -- -keith
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