(svn r3887) Add a function to get the other bridge end when you're at a bridge ramp
/* $Id$ */
#include "stdafx.h"
#include "openttd.h"
#include "bridge_map.h"
TileIndex GetOtherBridgeEnd(TileIndex tile)
{
TileIndexDiff delta = TileOffsByDir(GetBridgeRampDirection(tile));
do {
tile += delta;
} while (!IsBridgeRamp(tile));
return tile;
}