/* $Id$ */ /* * 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/>. */ /** @file depot_func.h Functions related to depots. */ #ifndef DEPOT_FUNC_H #define DEPOT_FUNC_H #include "vehicle_type.h" #include "slope_func.h" void ShowDepotWindow(TileIndex tile, VehicleType type); void DeleteDepotHighlightOfVehicle(const Vehicle *v); /** * Find out if the slope of the tile is suitable to build a depot of given direction * @param direction The direction in which the depot's exit points * @param tileh The slope of the tile in question * @return true if the construction is possible */ static inline bool CanBuildDepotByTileh(DiagDirection direction, Slope tileh) { assert(tileh != SLOPE_FLAT); Slope entrance_corners = InclinedSlope(direction); /* For steep slopes both entrance corners must be raised (i.e. neither of them is the lowest corner), * For non-steep slopes at least one corner must be raised. */ return IsSteepSlope(tileh) ? (tileh & entrance_corners) == entrance_corners : (tileh & entrance_corners) != 0; } #endif /* DEPOT_FUNC_H */