--- a/pidgin/gtkconv.c Thu Feb 11 23:54:58 2021 -0600
+++ b/pidgin/gtkconv.c Thu Feb 11 23:55:55 2021 -0600
@@ -10239,16 +10239,17 @@
fgreen = foreground.green >> 8 ;
fblue = foreground.blue >> 8 ;
bred = background.red >> 8 ;
bgreen = background.green >> 8 ;
bblue = background.blue >> 8 ;
fg_brightness = (fred * 299 + fgreen * 587 + fblue * 114) / 1000;
bg_brightness = (bred * 299 + bgreen * 587 + bblue * 114) / 1000;
- br_diff = abs(fg_brightness - bg_brightness);
- col_diff = abs(fred - bred) + abs(fgreen - bgreen) + abs(fblue - bblue);
+ br_diff = MAX(fg_brightness, bg_brightness) - MIN(fg_brightness, bg_brightness); + col_diff = (MAX(fred, bred) - MIN(fred, bred)) + + (MAX(fgreen, bgreen) - MIN(fgreen, bgreen)) + + (MAX(fblue, bblue) - MIN(fblue, bblue)); return ((col_diff > color_contrast) && (br_diff > brightness_contrast));