road_type.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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
 */

 
#ifndef ROAD_TYPE_H
#define ROAD_TYPE_H
 
#include "core/enum_type.hpp"
 
typedef uint32_t RoadTypeLabel;
 
static const RoadTypeLabel ROADTYPE_LABEL_ROAD = 'ROAD';
static const RoadTypeLabel ROADTYPE_LABEL_TRAM = 'ELRL';

enum RoadType : uint8_t {
  ROADTYPE_BEGIN   = 0,    
  ROADTYPE_ROAD    = 0,    
  ROADTYPE_TRAM    = 1,    
  ROADTYPE_END     = 63,   
  INVALID_ROADTYPE = 63,   
};
DECLARE_INCREMENT_DECREMENT_OPERATORS(RoadType)
 
using RoadTypes = EnumBitSet<RoadType, uint64_t>;

enum class RoadTramType : uint8_t {
  Road, 
  Tram, 
  End, 
  Invalid = 0xFF, 
};

using RoadTramTypes = EnumBitSet<RoadTramType, uint8_t>;

static constexpr RoadTramTypes ROADTRAMTYPES_ALL{RoadTramType::Road, RoadTramType::Tram};

enum class RoadBit : uint8_t {
  NW = 0, 
  SW = 1, 
  SE = 2, 
  NE = 3, 
};

using RoadBits = EnumBitSet<RoadBit, uint8_t>;
 
static constexpr RoadBits ROAD_X{RoadBit::SW, RoadBit::NE}; 
static constexpr RoadBits ROAD_Y{RoadBit::NW, RoadBit::SE}; 
 
static constexpr RoadBits ROAD_N{RoadBit::NE, RoadBit::NW}; 
static constexpr RoadBits ROAD_E{RoadBit::NE, RoadBit::SE}; 
static constexpr RoadBits ROAD_S{RoadBit::SE, RoadBit::SW}; 
static constexpr RoadBits ROAD_W{RoadBit::NW, RoadBit::SW}; 
 
static constexpr RoadBits ROAD_ALL{RoadBit::NW, RoadBit::SW, RoadBit::SE, RoadBit::NE}; 

enum class DisallowedRoadDirection : uint8_t {
  Southbound, 
  Northbound, 
  End, 
};

using DisallowedRoadDirections = EnumBitSet<DisallowedRoadDirection, uint8_t>;
 
#endif /* ROAD_TYPE_H */