[chromium-dev] [linux] new shm drawing code, watch for glitches

2009-12-30 Thread Evan Martin
tl;dr I just landed a change that may improve drawing performance. Because the code path depends on the machine, it is difficult to test that I didn't break anything. Please let me know if you notice a drawing speed difference in Chrome builds after r35390/35392 (latter was a build fix for the

Re: [chromium-dev] [linux] new shm drawing code, watch for glitches

2009-12-30 Thread Evan Martin
On Wed, Dec 30, 2009 at 3:02 PM, Chris Evans cev...@google.com wrote: I'm interested in a breakdown here. Is it dependent on X server version? (e.g. can you say Ubuntu version 9.10+ has it)? Or is it more subtle, involving exact gfx chipset and proprietary vs. X.org drivers? The latter, I

Re: [chromium-dev] [linux] new shm drawing code, watch for glitches

2009-12-30 Thread Evan Martin
On Wed, Dec 30, 2009 at 3:21 PM, Evan Martin e...@chromium.org wrote: On Wed, Dec 30, 2009 at 3:02 PM, Chris Evans cev...@google.com wrote: I'm interested in a breakdown here. Is it dependent on X server version? (e.g. can you say Ubuntu version 9.10+ has it)? Or is it more subtle, involving