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/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file tunnel_base.h Base for all tunnels */
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#ifndef TUNNEL_BASE_H
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#define TUNNEL_BASE_H
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#include "tunnel_map.h"
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#include "core/pool_type.hpp"
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struct Tunnel;
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typedef Pool<Tunnel, TunnelID, 64, 64000> TunnelPool;
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extern TunnelPool _tunnel_pool;
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struct Tunnel : TunnelPool::PoolItem<&_tunnel_pool> {
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TileIndex tile_n; // North tile of tunnel.
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TileIndex tile_s; // South tile of tunnel.
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bool is_chunnel;
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Tunnel(TileIndex tile_n = INVALID_TILE) : tile_n(tile_n) {}
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~Tunnel();
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static inline Tunnel *GetByTile(TileIndex tile)
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{
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return Tunnel::Get(GetTunnelIndex(tile));
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}
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};
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#define FOR_ALL_TUNNELS_FROM(var, start) FOR_ALL_ITEMS_FROM(Tunnel, tunnel_index, var, start)
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#define FOR_ALL_TUNNELS(var) FOR_ALL_TUNNELS_FROM(var, 0)
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#endif /* TUNNEL_BASE_H */
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