depot/third_party/nixpkgs/pkgs/games/deliantra/0001-abs.patch
Default email 88abffb7d2 Project import generated by Copybara.
GitOrigin-RevId: bc9b956714ed6eac5f8888322aac5bc41389defa
2021-09-18 12:52:07 +02:00

17 lines
963 B
Diff

--- a/utils/cfhq2xa.C
+++ b/utils/cfhq2xa.C
@@ -182,10 +182,10 @@ static inline bool Diff (pixel w1, pixel w2)
pixel YUV1 = RGBAtoYUVA (w1);
pixel YUV2 = RGBAtoYUVA (w2);
- return ((abs (((YUV1 >> Rshift) & Cmask) - ((YUV2 >> Rshift) & Cmask)) > trY) ||
- (abs (((YUV1 >> Gshift) & Cmask) - ((YUV2 >> Gshift) & Cmask)) > trU) ||
- (abs (((YUV1 >> Bshift) & Cmask) - ((YUV2 >> Bshift) & Cmask)) > trV) ||
- (abs (((YUV1 >> Ashift) & Cmask) - ((YUV2 >> Ashift) & Cmask)) > trA) );
+ return ((abs ((signed int)((YUV1 >> Rshift) & Cmask) - (signed int)((YUV2 >> Rshift) & Cmask)) > trY) ||
+ (abs ((signed int)((YUV1 >> Gshift) & Cmask) - (signed int)((YUV2 >> Gshift) & Cmask)) > trU) ||
+ (abs ((signed int)((YUV1 >> Bshift) & Cmask) - (signed int)((YUV2 >> Bshift) & Cmask)) > trV) ||
+ (abs ((signed int)((YUV1 >> Ashift) & Cmask) - (signed int)((YUV2 >> Ashift) & Cmask)) > trA) );
}
static void