tunnel_map.h
author rubidium
Tue, 15 May 2007 21:24:18 +0000
branch0.5
changeset 5494 374bd2a631c7
parent 4666 850b5b6e4bac
child 5513 0d3227e250eb
child 5590 dc34c43fc3eb
child 5661 6c6145677e7c
permissions -rw-r--r--
(svn r9849) [0.5] -Backport from trunk (r9693, r9694, r9697, r9718, r9719, r9725 and 9726):
- Fix: Crash when destroying bridge with train partially on it [FS#738] (r9726)
- Fix: Planes made a 270 degree turn instead of a 90 degree turn on the southern runway of the intercontinental airport [FS#743] (r9725)
- Fix: In-game private messages did not work for clients with high ClientIDs (r9719)
- Fix: Do not allow building of rail vehicles whose railtype is not available (r9718)
- Fix: [YAPF] The guessed path was ignored for ships [FS#736] (r9694)
/* $Id$ */

#ifndef TUNNEL_MAP_H
#define TUNNEL_MAP_H

#include "direction.h"
#include "macros.h"
#include "map.h"
#include "rail.h"


static inline bool IsTunnel(TileIndex t)
{
	assert(IsTileType(t, MP_TUNNELBRIDGE));
	return !HASBIT(_m[t].m5, 7);
}


static inline bool IsTunnelTile(TileIndex t)
{
	return IsTileType(t, MP_TUNNELBRIDGE) && IsTunnel(t);
}


static inline DiagDirection GetTunnelDirection(TileIndex t)
{
	assert(IsTunnelTile(t));
	return (DiagDirection)GB(_m[t].m5, 0, 2);
}


static inline TransportType GetTunnelTransportType(TileIndex t)
{
	assert(IsTunnelTile(t));
	return (TransportType)GB(_m[t].m5, 2, 2);
}


TileIndex GetOtherTunnelEnd(TileIndex);
bool IsTunnelInWay(TileIndex, uint z);


static inline void MakeRoadTunnel(TileIndex t, Owner o, DiagDirection d)
{
	SetTileType(t, MP_TUNNELBRIDGE);
	SetTileOwner(t, o);
	_m[t].m2 = 0;
	_m[t].m3 = 0;
	_m[t].m4 = 0;
	_m[t].m5 = TRANSPORT_ROAD << 2 | d;
}

static inline void MakeRailTunnel(TileIndex t, Owner o, DiagDirection d, RailType r)
{
	SetTileType(t, MP_TUNNELBRIDGE);
	SetTileOwner(t, o);
	_m[t].m2 = 0;
	_m[t].m3 = r;
	_m[t].m4 = 0;
	_m[t].m5 = TRANSPORT_RAIL << 2 | d;
}

#endif /* TUNNEL_MAP_H */