OpenTTD Source: src/town_kdtree.h Source File

OpenTTD Source 13.2.1

town_kdtree.h
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1 /*
2 * This file is part of OpenTTD.
3 * 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.
4 * 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.
5 * 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/>.
6 */
7
10 #ifndef TOWN_KDTREE_H
11 #define TOWN_KDTREE_H
12
13 #include "core/kdtree.hpp"
14 #include "town.h"
15
16 inline uint16 Kdtree_TownXYFunc(TownID tid, int dim) { return (dim == 0) ? TileX(Town::Get(tid)->xy) : TileY(Town::Get(tid)->xy); }
17 typedef Kdtree<TownID, decltype(&Kdtree_TownXYFunc), uint16, int> TownKdtree;
18
19 extern TownKdtree _town_kdtree;
20 extern TownKdtree _town_local_authority_kdtree;
21
22 #endif
Pool::PoolItem<&_town_pool >::Get
static Titem * Get(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:337
Kdtree
K-dimensional tree, specialised for 2-dimensional space.
Definition: kdtree.hpp:37
town.h
TileY
static uint TileY(TileIndex tile)
Get the Y component of a tile.
Definition: map_func.h:215
TileX
static uint TileX(TileIndex tile)
Get the X component of a tile.
Definition: map_func.h:205
Town
Town data structure.
Definition: town.h:50
kdtree.hpp