src/pathfinder/yapf/yapf_node_road.hpp

   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
   8 /** @file yapf_node_road.hpp Node tailored for road pathfinding. */
   9
  10 #ifndef YAPF_NODE_ROAD_HPP
  11 #define YAPF_NODE_ROAD_HPP
  12
  13 /** Yapf Node for road YAPF */
  14 template <class Tkey_>
  15 struct CYapfRoadNodeT : CYapfNodeT<Tkey_, CYapfRoadNodeT<Tkey_> > {
  16         typedef CYapfNodeT<Tkey_, CYapfRoadNodeT<Tkey_> > base;
  17
  18         TileIndex m_segment_last_tile;
  19         Trackdir  m_segment_last_td;
  20
  21         void Set(CYapfRoadNodeT *parent, TileIndex tile, Trackdir td, bool is_choice)
  22         {
  23                 base::Set(parent, tile, td, is_choice);
  24                 m_segment_last_tile = tile;
  25                 m_segment_last_td = td;
  26         }
  27 };
  28
  29 /* now define two major node types (that differ by key type) */
  30 typedef CYapfRoadNodeT<CYapfNodeKeyExitDir>  CYapfRoadNodeExitDir;
  31 typedef CYapfRoadNodeT<CYapfNodeKeyTrackDir> CYapfRoadNodeTrackDir;
  32
  33 /* Default NodeList types */
  34 typedef CNodeList_HashTableT<CYapfRoadNodeExitDir , 8, 10> CRoadNodeListExitDir;
  35 typedef CNodeList_HashTableT<CYapfRoadNodeTrackDir, 8, 10> CRoadNodeListTrackDir;
  36
  37 #endif /* YAPF_NODE_ROAD_HPP */