/**
* Get the direction of a dock.
* @param t Tile to query
* @pre IsDock(t)
* @pre \a t is the land part of the dock
* @return The direction of the dock on tile \a t.
*/
public static DiagDirection GetDockDirection(this TileIndex t)
{
StationGfx gfx = GetStationGfx(t);
Debug.Assert(IsDock(t) && gfx < GFX_DOCK_BASE_WATER_PART);
return((DiagDirection)(gfx));
}
/**
* Gets the direction the road stop entrance points towards.
* @param t the tile of the road stop
* @pre IsRoadStopTile(t)
* @return the direction of the entrance
*/
public static DiagDirection GetRoadStopDir(this TileIndex t)
{
StationGfx gfx = GetStationGfx(t);
Debug.Assert(IsRoadStopTile(t));
if (gfx < GFX_TRUCK_BUS_DRIVETHROUGH_OFFSET)
{
return((DiagDirection)(gfx));
}
else
{
return((DiagDirection)(gfx - GFX_TRUCK_BUS_DRIVETHROUGH_OFFSET));
}
}
/**
* Set the station graphics of this tile
* @param t the tile to update
* @param gfx the new graphics
* @pre TileMap.IsTileType(t, TileType.MP_STATION)
*/
public static void SetStationGfx(this TileIndex t, StationGfx gfx)
{
Debug.Assert(TileMap.IsTileType(t, TileType.MP_STATION));
Map._m[t].m5 = gfx;
}