tunnel_map.h
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00012 #ifndef TUNNEL_MAP_H
00013 #define TUNNEL_MAP_H
00014
00015 #include "direction_func.h"
00016 #include "rail_type.h"
00017 #include "road_type.h"
00018 #include "transport_type.h"
00019 #include "road_map.h"
00020
00021
00028 static inline bool IsTunnel(TileIndex t)
00029 {
00030 assert(IsTileType(t, MP_TUNNELBRIDGE));
00031 return !HasBit(_m[t].m5, 7);
00032 }
00033
00039 static inline bool IsTunnelTile(TileIndex t)
00040 {
00041 return IsTileType(t, MP_TUNNELBRIDGE) && IsTunnel(t);
00042 }
00043
00044 TileIndex GetOtherTunnelEnd(TileIndex);
00045 bool IsTunnelInWay(TileIndex, uint z);
00046 bool IsTunnelInWayDir(TileIndex tile, uint z, DiagDirection dir);
00047
00055 static inline void MakeRoadTunnel(TileIndex t, Owner o, DiagDirection d, RoadTypes r)
00056 {
00057 SetTileType(t, MP_TUNNELBRIDGE);
00058 SetTileOwner(t, o);
00059 _m[t].m2 = 0;
00060 _m[t].m3 = 0;
00061 _m[t].m4 = 0;
00062 _m[t].m5 = TRANSPORT_ROAD << 2 | d;
00063 SB(_m[t].m6, 2, 4, 0);
00064 _me[t].m7 = 0;
00065 SetRoadOwner(t, ROADTYPE_ROAD, o);
00066 if (o != OWNER_TOWN) SetRoadOwner(t, ROADTYPE_TRAM, o);
00067 SetRoadTypes(t, r);
00068 }
00069
00077 static inline void MakeRailTunnel(TileIndex t, Owner o, DiagDirection d, RailType r)
00078 {
00079 SetTileType(t, MP_TUNNELBRIDGE);
00080 SetTileOwner(t, o);
00081 _m[t].m2 = 0;
00082 _m[t].m3 = r;
00083 _m[t].m4 = 0;
00084 _m[t].m5 = TRANSPORT_RAIL << 2 | d;
00085 SB(_m[t].m6, 2, 4, 0);
00086 _me[t].m7 = 0;
00087 }
00088
00089 #endif