bridge_map.c
author Darkvater
Sat, 19 Aug 2006 15:24:40 +0000
changeset 4304 5e26af218efd
parent 3977 edb5b94e2094
child 4559 c853d2440065
permissions -rw-r--r--
(svn r5951) - Codechange: GetVehicleOutOfTunnelTile() never did anything, and making it work properly only resulted in massive performance drops, and it not working properly also seemed to work, so make it not work properly once again.
/* $Id$ */

#include "stdafx.h"
#include "openttd.h"
#include "bridge_map.h"


TileIndex GetBridgeEnd(TileIndex tile, DiagDirection dir)
{
	TileIndexDiff delta = TileOffsByDir(dir);

	assert(DiagDirToAxis(dir) == GetBridgeAxis(tile));

	do {
		tile += delta;
	} while (!IsBridgeRamp(tile));

	return tile;
}


TileIndex GetSouthernBridgeEnd(TileIndex t)
{
	return GetBridgeEnd(t, AxisToDiagDir(GetBridgeAxis(t)));
}


TileIndex GetOtherBridgeEnd(TileIndex tile)
{
	TileIndexDiff delta = TileOffsByDir(GetBridgeRampDirection(tile));

	do {
		tile += delta;
	} while (!IsBridgeRamp(tile));

	return tile;
}