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fix/revert the unsigned-shift change made to clamp in 3836. For clamp we want

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to see the negatives, so we must have a signed shift.



git-svn-id: http://skia.googlecode.com/svn/trunk@3839 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
reed@google.com 2012-05-04 12:54:20 +00:00
parent 548674f69a
commit c1992933f1
1 changed files with 2 additions and 2 deletions
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4
src/core/SkBitmapProcState_matrixProcs.cpp
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@ -39,8 +39,8 @@ void decal_nofilter_scale(uint32_t dst[], SkFixed fx, SkFixed dx, int count);
void decal_filter_scale(uint32_t dst[], SkFixed fx, SkFixed dx, int count);
#define MAKENAME(suffix) ClampX_ClampY ## suffix
#define TILEX_PROCF(fx, max) SkClampMax(SK_USHIFT16(fx), max)
#define TILEY_PROCF(fy, max) SkClampMax(SK_USHIFT16(fy), max)
#define TILEX_PROCF(fx, max) SkClampMax((fx) >> 16, max)
#define TILEY_PROCF(fy, max) SkClampMax((fy) >> 16, max)
#define TILEX_LOW_BITS(fx, max) (((fx) >> 12) & 0xF)
#define TILEY_LOW_BITS(fy, max) (((fy) >> 12) & 0xF)
#define CHECK_FOR_DECAL