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