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authorTyler Trahan <tyler@tylertrahan.com>2021-01-09 04:06:31 -0500
committerGitHub <noreply@github.com>2021-01-09 10:06:31 +0100
commitb0456669c9391423dafca39230e990ed59e112d1 (patch)
tree7ae749e00cf10d54f9c9bcd222bb76bd761ecd3f
parentb6ac5a3ab9d2dcb9496ad16973bca14ec495fa31 (diff)
downloadopenttd-b0456669c9391423dafca39230e990ed59e112d1.tar.xz
Fix #8506: Towns shouldn't add junctions to NewGRF roads they cannot build (#8535)
-rw-r--r--src/town_cmd.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index 3a2cd7087..d92a076b2 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -1349,6 +1349,9 @@ static void GrowTownInTile(TileIndex *tile_ptr, RoadBits cur_rb, DiagDirection t
assert(tile < MapSize());
+ /* Don't allow junctions on roadtypes which can't be built by towns. */
+ if (IsTileType(tile, MP_ROAD) && !HasBit(GetRoadTypeInfo(GetRoadTypeRoad(tile))->flags, ROTF_TOWN_BUILD)) return;
+
if (cur_rb == ROAD_NONE) {
/* Tile has no road. First reset the status counter
* to say that this is the last iteration. */