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authorEric Anholt <[email protected]>2010-06-09 13:54:24 -0700
committerEric Anholt <[email protected]>2010-06-09 14:23:46 -0700
commit94731797c671d6e46e3e0c94c1a0cec5071c0ac3 (patch)
tree67535477faefe9441c8188a9aa2a5d0cb788b54e /src/mesa/main/accum.h
parent503eb57a003f51c25687e9cf0ad6f7939a757f1b (diff)
intel: Use the blitter to upload TexSubImage data to busy textures.
This avoids many pipeline stalls in cairo-gl. [ # ] backend test min(s) median(s) stddev. count Before: [ 0] gl firefox-talos-gfx 36.799 36.851 2.34% 3/3 [ 0] gl firefox-talos-svg 33.429 35.360 3.46% 3/3 After: [ 0] gl firefox-talos-gfx 35.895 36.250 0.48% 3/3 [ 0] gl firefox-talos-svg 26.669 29.888 5.34% 3/3 This doesn't avoid all the pipeline stalls because the kernel reports !busy for buffers on the flushing list. That should be fixed in .36.
Diffstat (limited to 'src/mesa/main/accum.h')
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