diff options
| author |  bungeman@google.com <bungeman@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2013-01-30 21:23:13 +0000 |
|---|---|---|
| committer | bungeman@google.com <bungeman@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81> | 2013-01-30 21:23:13 +0000 |
| commit | 118c1a70c7e8f9733d406cf69de9a5970b3ceb01 (patch) | |
| tree | c74bd8325bf7bf57e7fee6387a84f3ab2a1a5995 /src/core | |
| parent | a265a1e35d150033c504e3aef71c70b733cafa92 (diff) | |
SkNextLog2 requires positive values.
git-svn-id: http://skia.googlecode.com/svn/trunk@7474 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'src/core')
| -rw-r--r-- | src/core/SkTSort.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/core/SkTSort.h b/src/core/SkTSort.h index 0eeb0681be..fbdb55ba8c 100644 --- a/src/core/SkTSort.h +++ b/src/core/SkTSort.h @@ -191,8 +191,11 @@ template <typename T, typename C> void SkTIntroSort(int depth, T* left, T* right * @param lessThan a functor with bool operator()(T a, T b) which returns true if a comes before b. */ template <typename T, typename C> void SkTQSort(T* left, T* right, C lessThan) { + if (left >= right) { + return; + } ptrdiff_t size = right - left; - int depth = SkNextLog2(SkToU32(size + 1)); + int depth = SkNextLog2(SkToU32(size)); SkTIntroSort(depth * 2, left, right, lessThan); } |