From b88bb33e972b58708423e17f2301ea6cb3802716 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sun, 12 Aug 2007 18:27:44 +0000
Subject: [PATCH] Gained 5 FPS in testsprite because Mac OS X memset is highly
optimized
--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402596
---
src/video/SDL_surface.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/video/SDL_surface.c b/src/video/SDL_surface.c
index a077974d..4585f236 100644
--- a/src/video/SDL_surface.c
+++ b/src/video/SDL_surface.c
@@ -568,6 +568,7 @@ SDL_FillRect(SDL_Surface * dst, SDL_Rect * dstrect, Uint32 color)
dstrect->x * dst->format->BytesPerPixel;
if (dst->format->palette || (color == 0)) {
x = dstrect->w * dst->format->BytesPerPixel;
+#ifndef __MACOSX__ /* memset() is optimized on Mac OS X */
if (!color && !((uintptr_t) row & 3) && !(x & 3)
&& !(dst->pitch & 3)) {
int n = x >> 2;
@@ -575,7 +576,9 @@ SDL_FillRect(SDL_Surface * dst, SDL_Rect * dstrect, Uint32 color)
SDL_memset4(row, 0, n);
row += dst->pitch;
}
- } else {
+ } else
+#endif /* !__MACOSX__ */
+ {
for (y = dstrect->h; y; y--) {
SDL_memset(row, color, x);
row += dst->pitch;
--
2.18.1