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Fix a crash bug in SSE nearest when scaling rects of width=1

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git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2015 8092fc87-c524-0410-9efc-e669fe64eaf9
This commit is contained in:
avolkov
2005-11-23 00:05:25 +00:00
parent 264a4ffe81
commit 464ce95bf7
1 changed files with 3 additions and 1 deletions
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sc2/src/sc2code/libs/graphics/sdl/nearest2x.c
+2
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@@ -94,6 +94,7 @@ SCALE_(Nearest) (SDL_Surface *src, SDL_Surface *dst, SDL_Rect *r)
even_x: even_x:
shr ecx, 1 // x = rw / 2 shr ecx, 1 // x = rw / 2
jz end_x // rw was 1
loop_x: loop_x:
// two-pixel transfer // two-pixel transfer
@@ -112,6 +113,7 @@ SCALE_(Nearest) (SDL_Surface *src, SDL_Surface *dst, SDL_Rect *r)
dec ecx dec ecx
jnz loop_x jnz loop_x
end_x:
// try to prefetch as early as possible to have it on time // try to prefetch as early as possible to have it on time
PREFETCH (esi + eax) PREFETCH (esi + eax)