town_kdtree.h

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/*
 * This file is part of OpenTTD.
 * 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.
 * 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.
 * 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/>.
 */
 
#ifndef TOWN_KDTREE_H
#define TOWN_KDTREE_H
 
#include "core/kdtree.hpp"
#include "town.h"
 
struct Kdtree_TownXYFunc {
  inline uint16_t operator()(TownID tid, int dim)
  {
    return (dim == 0) ? TileX(Town::Get(tid)->xy) : TileY(Town::Get(tid)->xy);
  }
};
 
using TownKdtree = Kdtree<TownID, Kdtree_TownXYFunc, uint16_t, int>;
extern TownKdtree _town_kdtree;
extern TownKdtree _town_local_authority_kdtree;
 
#endif