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autoslope.h
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1 /* $Id: autoslope.h 23735 2012-01-03 20:26:05Z rubidium $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * 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.
6 * 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.
7 * 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/>.
8 */
9
12 #ifndef AUTOSLOPE_H
13 #define AUTOSLOPE_H
14
15 #include "company_func.h"
16 #include "depot_func.h"
17 #include "tile_map.h"
18
33 static inline bool AutoslopeCheckForEntranceEdge(TileIndex tile, int z_new, Slope tileh_new, DiagDirection entrance)
34 {
35 if (GetTileMaxZ(tile) != z_new + GetSlopeMaxZ(tileh_new)) return false;
36 return ((tileh_new == SLOPE_FLAT) || CanBuildDepotByTileh(entrance, tileh_new));
37 }
38
46 static inline bool AutoslopeEnabled()
47 {
48 return (_settings_game.construction.autoslope &&
49 (_current_company < MAX_COMPANIES ||
50 (_current_company == OWNER_NONE && _game_mode == GM_EDITOR)));
51 }
52
53 #endif /* AUTOSLOPE_H */