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intel: Don't bother MI_FLUSHing on glFlush in the DRI2 case.

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We only need it when drawing to the front buffer, which we never do for
DRI2.  No significant performance difference, but the flush is definitely
gone from the end of every batchbuffer.
This commit is contained in:
Eric Anholt 2009-10-26 09:37:53 -07:00
parent fb0084e69e
commit 6eb6a0e9cb
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/intel/intel_context.c
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@ -484,7 +484,7 @@ intel_flush(GLcontext *ctx, GLboolean needs_mi_flush)
* lands onscreen in a timely manner, even if the X Server doesn't trigger
* a flush for us.
*/
if (needs_mi_flush)
if (!intel->driScreen->dri2.enabled && needs_mi_flush)
intel_batchbuffer_emit_mi_flush(intel->batch);
if (intel->batch->map != intel->batch->ptr)