--- a/road_cmd.c Fri Aug 13 17:41:44 2004 +0000
+++ b/road_cmd.c Fri Aug 13 18:27:33 2004 +0000
@@ -875,7 +875,29 @@
}
return GetPartialZ(ti->x&0xF, ti->y&0xF, th) + z;
}
- return z;
+ return z; // normal Z if no slope
+}
+
+uint GetSlopeTileh_Road(TileInfo *ti)
+{
+ // check if it's a foundation
+ if (ti->tileh != 0) {
+ if ((ti->map5 & 0xE0) == 0) { /* road or crossing */
+ uint f = GetRoadFoundation(ti->tileh, ti->map5 & 0x3F);
+ if (f != 0) {
+ if (f < 15) {
+ // leveled foundation
+ return 0;
+ }
+ // inclined foundation
+ return _inclined_tileh[f - 15];
+ }
+ } else if ((ti->map5 & 0xF0) == 0x20) {
+ // depot
+ return 0;
+ }
+ }
+ return ti->tileh;
}
static void GetAcceptedCargo_Road(uint tile, AcceptedCargo *ac)
@@ -1129,4 +1151,5 @@
NULL, /* get_produced_cargo_proc */
VehicleEnter_Road, /* vehicle_enter_tile_proc */
VehicleLeave_Road, /* vehicle_leave_tile_proc */
+ GetSlopeTileh_Road, /* get_slope_tileh_proc */
};