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(svn r22809) -Fix [FS#4731]: towns expanding from the "wrong" side of a tunnel or bridge

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rubidium 2011-08-22 11:47:15 +00:00
parent 9023de2c1f
commit 4c030468e1
1 changed files with 8 additions and 3 deletions
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11
src/town_cmd.cpp
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@ -1236,9 +1236,14 @@ static int GrowTownAtRoad(Town *t, TileIndex tile)
return _grow_town_result;
}
/* Select a random bit from the blockmask, walk a step
* and continue the search from there. */
do target_dir = RandomDiagDir(); while (!(cur_rb & DiagDirToRoadBits(target_dir)));
if (IsTileType(tile, MP_TUNNELBRIDGE)) {
/* Only build in the direction away from the tunnel or bridge. */
target_dir = ReverseDiagDir(GetTunnelBridgeDirection(tile));
} else {
/* Select a random bit from the blockmask, walk a step
* and continue the search from there. */
do target_dir = RandomDiagDir(); while (!(cur_rb & DiagDirToRoadBits(target_dir)));
}
tile = TileAddByDiagDir(tile, target_dir);
if (IsTileType(tile, MP_ROAD) && !IsRoadDepot(tile) && HasTileRoadType(tile, ROADTYPE_ROAD)) {