diff options
| author | Søren Sandmann Pedersen <ssp@redhat.com> | 2012-05-30 05:19:08 -0400 |
|---|---|---|
| committer | Søren Sandmann Pedersen <ssp@redhat.com> | 2012-10-25 11:37:50 -0400 |
| commit | 9cbcb5bd6a5360a128d15b77a02d8d3351f74366 (patch) | |
| tree | 85fb0ec451128a9b6220f5b918647a0088157923 /fb/fb.h | |
| parent | a69429a17bf4630f6e26f61630a1c2b287202627 (diff) | |
Use new pixman_glyph_cache_t API that will be in pixman 0.28.0
This new API allows glyphs to be cached in a data structure in pixman,
and entire glyph strings to be composited in one go.
Also bump pixman dependency to 0.27.2.
Results from the cairo peformance test suite running against Xvfb with
a screen size of 1680x1050@32bpp:
Speedups
========
xlib firefox-talos-gfx 12416.63 -> 3603.93 3.45x speedup
██▌
xlib xfce4-terminal-a1 1727.57 -> 1048.85: 1.65x speedup
▋
xlib evolution 1370.49 -> 869.34: 1.58x speedup
▋
xlib gnome-terminal-vim 1832.83 -> 1251.94: 1.46x speedup
▌
xlib poppler 1519.70 -> 1204.05: 1.26x speedup
▎
xlib firefox-planet-gnome 6982.55 -> 5598.16: 1.25x speedup
▎
xlib ocitysmap 1142.77 -> 1071.53: 1.07x speedup
▏
No slowdowns were reported.
Results of x11perf -aa10text:
Before:
8000000 reps @ 0.0007 msec (1450000.0/sec)
8000000 reps @ 0.0007 msec (1460000.0/sec)
8000000 reps @ 0.0007 msec (1460000.0/sec)
8000000 reps @ 0.0007 msec (1470000.0/sec)
8000000 reps @ 0.0007 msec (1480000.0/sec)
40000000 trep @ 0.0007 msec (1460000.0/sec)
After:
32000000 reps @ 0.0002 msec (4910000.0/sec)
32000000 reps @ 0.0002 msec (4830000.0/sec)
32000000 reps @ 0.0002 msec (4890000.0/sec)
32000000 reps @ 0.0002 msec (4830000.0/sec)
32000000 reps @ 0.0002 msec (4900000.0/sec)
160000000 trep @ 0.0002 msec (4870000.0/sec)
Version 2: Destroy the glyph cache at server regen time
Acked-by: Aaron Plattner <aplattner@nvidia.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Soren Sandmann <ssp@redhat.com>
Diffstat (limited to 'fb/fb.h')
| -rw-r--r-- | fb/fb.h | 3 |
1 files changed, 3 insertions, 0 deletions
@@ -1344,6 +1344,9 @@ extern _X_EXPORT void extern _X_EXPORT Bool fbPictureInit(ScreenPtr pScreen, PictFormatPtr formats, int nformats); +extern _X_EXPORT void +fbDestroyGlyphCache(void); + /* * fbpixmap.c */ |