diff options
Diffstat (limited to 'pathfind.c')
| -rw-r--r-- | pathfind.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/pathfind.c b/pathfind.c index 376c584fd..fc8b543db 100644 --- a/pathfind.c +++ b/pathfind.c @@ -131,6 +131,7 @@ static void TPFMode2(TrackPathFinder *tpf, TileIndex tile, int direction) RememberData rd; int owner = -1; + /* XXX: Mode 2 is currently only used for ships, why is this code here? */ if (tpf->tracktype == TRANSPORT_RAIL) { if (IsTileType(tile, MP_RAILWAY) || IsTileType(tile, MP_STATION) || IsTileType(tile, MP_TUNNELBRIDGE)) { owner = GetTileOwner(tile); @@ -340,6 +341,10 @@ static void TPFMode1(TrackPathFinder *tpf, TileIndex tile, int direction) /* if i can get rid of this, tail end recursion can be used to minimize * stack space dramatically. */ + + /* If we are doing signal setting, we must reverse at evere tile, so we + * iterate all the tracks in a signal block, even when a normal train would + * not reach it (for example, when two lines merge */ if (tpf->hasbit_13) return; |