tron@3069: /* $Id$ */
tron@3069: 
tron@3069: #ifndef ROAD_H
tron@3069: #define ROAD_H
tron@3069: 
tron@3069: #include "macros.h"
tron@3069: 
tron@3069: typedef enum RoadBits {
tron@3069: 	ROAD_NW  = 1,
tron@3069: 	ROAD_SW  = 2,
tron@3069: 	ROAD_SE  = 4,
tron@3069: 	ROAD_NE  = 8,
tron@3069: 	ROAD_X   = ROAD_SW | ROAD_NE,
tron@3069: 	ROAD_Y   = ROAD_NW | ROAD_SE,
tron@3069: 	ROAD_ALL = ROAD_X  | ROAD_Y
tron@3069: } RoadBits;
tron@3069: 
tron@3069: static inline RoadBits GetRoadBits(TileIndex tile)
tron@3069: {
tron@3069: 	return GB(_m[tile].m5, 0, 4);
tron@3069: }
tron@3069: 
tron@3070: static inline RoadBits GetCrossingRoadBits(TileIndex tile)
tron@3070: {
tron@3070: 	return _m[tile].m5 & 8 ? ROAD_Y : ROAD_X;
tron@3070: }
tron@3070: 
tron@3069: typedef enum RoadType {
tron@3069: 	ROAD_NORMAL,
tron@3069: 	ROAD_CROSSING,
tron@3069: 	ROAD_DEPOT
tron@3069: } RoadType;
tron@3069: 
tron@3069: static inline RoadType GetRoadType(TileIndex tile)
tron@3069: {
tron@3069: 	return GB(_m[tile].m5, 4, 4);
tron@3069: }
tron@3069: 
tron@3069: #endif