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 <http://www.gnu.org/licenses/>.
 */
 
#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_POSTFIX_INCREMENT(RoadType)
 
 
enum RoadTypes : uint64_t {
  ROADTYPES_NONE     = 0,                                
  ROADTYPES_ROAD     = 1 << ROADTYPE_ROAD,               
  ROADTYPES_TRAM     = 1 << ROADTYPE_TRAM,               
  INVALID_ROADTYPES  = UINT64_MAX,                       
};
DECLARE_ENUM_AS_BIT_SET(RoadTypes)
 
 
enum RoadBits : uint8_t {
  ROAD_NONE = 0U,                  
  ROAD_NW   = 1U,                  
  ROAD_SW   = 2U,                  
  ROAD_SE   = 4U,                  
  ROAD_NE   = 8U,                  
  ROAD_X    = ROAD_SW | ROAD_NE,   
  ROAD_Y    = ROAD_NW | ROAD_SE,   
 
  ROAD_N    = ROAD_NE | ROAD_NW,   
  ROAD_E    = ROAD_NE | ROAD_SE,   
  ROAD_S    = ROAD_SE | ROAD_SW,   
  ROAD_W    = ROAD_NW | ROAD_SW,   
 
  ROAD_ALL  = ROAD_X  | ROAD_Y,    
 
  ROAD_END  = ROAD_ALL + 1,        
};
DECLARE_ENUM_AS_BIT_SET(RoadBits)
 
 
enum DisallowedRoadDirections : uint8_t {
  DRD_NONE,       
  DRD_SOUTHBOUND, 
  DRD_NORTHBOUND, 
  DRD_BOTH,       
  DRD_END,        
};
DECLARE_ENUM_AS_BIT_SET(DisallowedRoadDirections)
 
#endif /* ROAD_TYPE_H */