Fix saturate alpha blending modes on interpreter.

2025-01-08 11:33:19 +01:00
parent 6d9c91776a
commit 573f4c89cb
1 changed files with 1 additions and 1 deletions
--- a/src/include/86box/vid_voodoo_render.h
+++ b/src/include/86box/vid_voodoo_render.h
@@ -254,7 +254,7 @@ void voodoo_codegen_close(voodoo_t *voodoo);
                src_b = (src_b * (255 - dest_a)) / 255;      \
                break;                                       \
            case AFUNC_ASATURATE:                            \
-                _a        = MIN(src_a, 1 - dest_a);          \
+                _a        = MIN(src_a, 255 - dest_a);        \
                src_r     = (dest_r * _a) / 255;             \
                src_g     = (dest_g * _a) / 255;             \
                src_b     = (dest_b * _a) / 255;             \