//check whether adjacent tiles are opposite
local adjTile;
local nextAdjTile;
local adjRoadTiles2 = AITileList();
adjRoadTiles2.AddList(adjRoadTiles);
for(local t = adjRoadTiles.Begin(); adjRoadTiles.HasNext(); t = adjRoadTiles.Next()) {
local opposite = false;
for(local i = adjRoadTiles2.Begin(); adjRoadTiles2.HasNext(); i = adjRoadTiles2.Next()) {
if (t == i) {
continue;
}
if((AIMap.GetTileX(t) == AIMap.GetTileX(i)) || (AIMap.GetTileY(t) == AIMap.GetTileY(i))) {
adjTile = t;
nextAdjTile = i;
opposite = true;
break;
}
}
if (opposite) {
break;
}
}