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(svn r3777) Add some functions to handle tunnels

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tron
2006-03-06 20:55:24 +00:00
parent 2d3c28f2b3
commit f2dc736554
11 changed files with 132 additions and 46 deletions
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47
tunnel_map.h Normal file
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@@ -0,0 +1,47 @@
/* $Id$ */
#ifndef TUNNEL_MAP_H
#define TUNNEL_MAP_H
#include "direction.h"
#include "macros.h"
#include "map.h"
#include "rail.h"
static inline DiagDirection GetTunnelDirection(TileIndex t)
{
return (DiagDirection)GB(_m[t].m5, 0, 2);
}
static inline TransportType GetTunnelTransportType(TileIndex t)
{
return (TransportType)GB(_m[t].m5, 2, 2);
}
TileIndex GetOtherTunnelEnd(TileIndex);
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