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changeset 7080:f34aa0966c89 draft

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(svn r10345) -Fix [FS#290]: Make OPF handle coming out of a tunnel as well as going into a tunnel, to support road vehicles looking back when finding a depot while in a tunnel. -Fix [FS#290]: Make NPF look back when finding a depot for road vehicles.
author matthijs <matthijs@openttd.org>
date Tue, 26 Jun 2007 20:15:33 +0000
parents 85d64732a312
children c2a6582d7eed
files src/pathfind.cpp src/roadveh_cmd.cpp
diffstat 2 files changed, 12 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/src/pathfind.cpp
+++ b/src/pathfind.cpp
@@ -331,11 +331,19 @@
 
 	if (IsTileType(tile, MP_TUNNELBRIDGE)) {
 		if (IsTunnel(tile)) {
-			if (GetTunnelDirection(tile) != direction ||
-					GetTunnelTransportType(tile) != tpf->tracktype) {
+			if (GetTunnelTransportType(tile) != tpf->tracktype) {
 				return;
 			}
-			tile = SkipToEndOfTunnel(tpf, tile, direction);
+			/* Only skip through the tunnel if heading inwards. We can
+			 * be headed outwards if our starting position was in a
+			 * tunnel and we're pathfinding backwards */
+			if (GetTunnelDirection(tile) == direction) {
+				tile = SkipToEndOfTunnel(tpf, tile, direction);
+			} if (GetTunnelDirection(tile) != ReverseDiagDir(direction)) {
+				/* We don't support moving through the sides of a tunnel
+				 * entrance :-) */
+				return;
+			}
 		} else {
 			TileIndex tile_end;
 			if (GetBridgeRampDirection(tile) != direction ||
--- a/src/roadveh_cmd.cpp
+++ b/src/roadveh_cmd.cpp
@@ -416,7 +416,7 @@
 		/* See where we are now */
 		Trackdir trackdir = GetVehicleTrackdir(v);
 
-		ftd = NPFRouteToDepotBreadthFirst(v->tile, trackdir, TRANSPORT_ROAD, v->u.road.compatible_roadtypes, v->owner, INVALID_RAILTYPE);
+		ftd = NPFRouteToDepotBreadthFirstTwoWay(v->tile, trackdir, v->tile, ReverseTrackdir(trackdir), TRANSPORT_ROAD, v->u.road.compatible_roadtypes, v->owner, INVALID_RAILTYPE, 0);
 		if (ftd.best_bird_dist == 0) {
 			return GetDepotByTile(ftd.node.tile); /* Target found */
 		} else {