Searched refs:isgray (Results 1 – 3 of 3) sorted by relevance
89 #define isgray(x) /* neither white nor black */ \ macro
317 if (isgray(thread) && thread->openupval != NULL) in remarkupvals()562 lua_assert(isgray(o)); in propagatemark()
7917 int isgray; in image_transform_png_set_rgb_to_gray_mod() local7956 isgray = r==g && g==b; in image_transform_png_set_rgb_to_gray_mod()8050 if (isgray) in image_transform_png_set_rgb_to_gray_mod()