(svn r4412) When a vehicle is in a depot or tunnel it's always flagged as VS_HIDDEN. So after checking for VS_HIDDEN and the result is false there's no need to check if it's flagged as being in a depot or tunnel
--- a/train_cmd.c Fri Apr 14 01:54:07 2006 +0000
+++ b/train_cmd.c Fri Apr 14 10:48:54 2006 +0000
@@ -1950,8 +1950,7 @@
if ((RailVehInfo(engtype)->flags & RVI_WAGON && effect_type == 0) ||
disable_effect ||
GetEngine(engtype)->railtype > RAILTYPE_ELECTRIC ||
- v->vehstatus & VS_HIDDEN ||
- v->u.rail.track & 0xC0) {
+ v->vehstatus & VS_HIDDEN) {
continue;
}