pandory500/SDL-mirror
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Gained 5 FPS in testsprite because Mac OS X memset is highly optimized

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402596
This commit is contained in:
Sam Lantinga 2007-08-12 18:27:44 +00:00
parent cbc3f4b4c4
commit b88bb33e97
1 changed files with 4 additions and 1 deletions
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5
src/video/SDL_surface.c
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@ -568,6 +568,7 @@ SDL_FillRect(SDL_Surface * dst, SDL_Rect * dstrect, Uint32 color)
dstrect->x * dst->format->BytesPerPixel; dstrect->x * dst->format->BytesPerPixel;
if (dst->format->palette || (color == 0)) { if (dst->format->palette || (color == 0)) {
x = dstrect->w * dst->format->BytesPerPixel; x = dstrect->w * dst->format->BytesPerPixel;
#ifndef __MACOSX__ /* memset() is optimized on Mac OS X */
if (!color && !((uintptr_t) row & 3) && !(x & 3) if (!color && !((uintptr_t) row & 3) && !(x & 3)
&& !(dst->pitch & 3)) { && !(dst->pitch & 3)) {
int n = x >> 2; int n = x >> 2;
@ -575,7 +576,9 @@ SDL_FillRect(SDL_Surface * dst, SDL_Rect * dstrect, Uint32 color)
SDL_memset4(row, 0, n); SDL_memset4(row, 0, n);
row += dst->pitch; row += dst->pitch;
} }
} else { } else
#endif /* !__MACOSX__ */
{
for (y = dstrect->h; y; y--) { for (y = dstrect->h; y; y--) {
SDL_memset(row, color, x); SDL_memset(row, color, x);
row += dst->pitch; row += dst->pitch;