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| author | Nigel Tao <nigeltao@golang.org> | 2010-06-03 17:19:00 -0700 |
|---|---|---|
| committer | Nigel Tao <nigeltao@golang.org> | 2010-06-03 17:19:00 -0700 |
| commit | 4325d50577555560e73533a1726436bd9c8833bf (patch) | |
| tree | e8c49989ca9f3ffdf6eccf32c60df12cc42b3d6c /doc/go_tutorial.html | |
| parent | 5d08b8ce80933f22acb50b415092a060a9418111 (diff) | |
| download | golang-4325d50577555560e73533a1726436bd9c8833bf.tar.gz | |
draw.Draw fast paths for the Over operator.
Time (us) to draw a 200x200 src onto an image.RGBA dst with the Over
operator. Each case was measured three separate times, and the sorted
times are reported.
Fill case (where src is an image.ColorImage):
Before:
7438, 7511, 7526
After:
3073, 3087, 3102
Copy case (where src is an image.RGBA):
Before:
9506, 9510, 9563
After:
5262, 5300, 5344
R=rsc
CC=golang-dev
http://codereview.appspot.com/1532041
Diffstat (limited to 'doc/go_tutorial.html')
0 files changed, 0 insertions, 0 deletions