# HG changeset patch
# User matthijs
# Date 1112639768 0
# Node ID 581b4e76ed362f577f2f40a8ca4bffaf3c6533ae
# Parent  420cad9e62e440954434755b0e7545000c6e6655
(svn r2148) - Add: [NPF] Trains can now plan taking into account that they can reverse in depots. This makes forced servicing tracks work with NPF.

diff -r 420cad9e62e4 -r 581b4e76ed36 npf.c
--- a/npf.c	Mon Apr 04 17:53:39 2005 +0000
+++ b/npf.c	Mon Apr 04 18:36:08 2005 +0000
@@ -507,9 +507,14 @@
 
 			/* Let's see if were headed the right way */
 			if (src_trackdir != _dir_to_diag_trackdir[exitdir])
-				/* Not going out of the station/depot through the exit, but the back. No
-				 * neighbours then. */
-				return;
+				/* We are headed inwards. We can only reverse here, so we'll not
+				 * consider this direction, but jump ahead to the reverse direction.
+				 * It would be nicer to return one neighbour here (the reverse
+				 * trackdir of the one we are considering now) and then considering
+				 * that one to return the tracks outside of the depot. But, because
+				 * the code layout is cleaner this way, we will just pretend we are
+				 * reversed already */
+				src_trackdir = _reverse_trackdir[src_trackdir];
 		}
 		/* This a normal tile, a bridge, a tunnel exit, etc. */
 		dst_tile = AddTileIndexDiffCWrap(src_tile, TileIndexDiffCByDir(_trackdir_to_exitdir[src_trackdir]));