/***********************************************************
* Artsoft Retro-Game Library *
*----------------------------------------------------------*
-* (c) 1994-2000 Artsoft Entertainment *
+* (c) 1994-2001 Artsoft Entertainment *
* Holger Schemel *
* Detmolder Strasse 189 *
* 33604 Bielefeld *
if (x < gfx.dx)
redraw_mask |= REDRAW_FIELD;
- else if (y < gfx.vy)
+ else if (y < gfx.vy || gfx.vy == 0)
redraw_mask |= REDRAW_DOOR_1;
}