tron@1209: #ifndef TILE_H
tron@1209: #define TILE_H
tron@926: 
tron@1394: #include "macros.h"
tron@1209: #include "map.h"
tron@1035: 
tron@1214: typedef enum TileType {
tron@1214: 	MP_CLEAR,
tron@1214: 	MP_RAILWAY,
tron@1214: 	MP_STREET,
tron@1214: 	MP_HOUSE,
tron@1214: 	MP_TREES,
tron@1214: 	MP_STATION,
tron@1214: 	MP_WATER,
tron@1214: 	MP_VOID, // invisible tiles at the SW and SE border
tron@1214: 	MP_INDUSTRY,
tron@1214: 	MP_TUNNELBRIDGE,
tron@1214: 	MP_UNMOVABLE
tron@1214: } TileType;
tron@1214: 
matthijs@1749: /* XXX: This should be moved out to a new file (rail.h) along with some other
matthijs@1749:  * cleanups. I'll do that after 0.4) */
matthijs@1749: typedef enum {
matthijs@1749: 	RAILTYPE_RAIL   = 0,
matthijs@1749: 	RAILTYPE_MONO   = 1,
matthijs@1749: 	RAILTYPE_MAGLEV = 2,
matthijs@1749: 	RAILTYPE_END,
matthijs@1749: 	RAILTYPE_MASK   = 0x3,
matthijs@1749: 	INVALID_RAILTYPE = 0xFF,
matthijs@1749: } RailType;
matthijs@1749: 
matthijs@1749: 
tron@1211: void SetMapExtraBits(TileIndex tile, byte flags);
tron@1211: uint GetMapExtraBits(TileIndex tile);
tron@1211: 
tron@1335: uint GetTileSlope(TileIndex tile, uint *h);
tron@1335: uint GetTileZ(TileIndex tile);
tron@1335: 
tron@1394: static inline bool CorrectZ(uint tileh)
tron@1394: {
tron@1394: 	/* tile height must be corrected if the north corner is not raised, but
tron@1394: 	 * any other corner is. These are the cases 1 till 7 */
tron@1394: 	return IS_INT_INSIDE(tileh, 1, 8);
tron@1394: }
tron@1394: 
tron@1044: static inline uint TileHeight(TileIndex tile)
tron@1044: {
tron@1044: 	assert(tile < MapSize());
tron@1852: 	return GB(_map_type_and_height[tile], 0, 4);
tron@1044: }
tron@1044: 
tron@1059: static inline void SetTileHeight(TileIndex tile, uint height)
tron@1059: {
tron@1059: 	assert(tile < MapSize());
tron@1059: 	assert(height < 16);
tron@1852: 	SB(_map_type_and_height[tile], 0, 4, height);
tron@1059: }
tron@1059: 
tron@1041: static inline uint TilePixelHeight(TileIndex tile)
tron@1035: {
tron@1044: 	return TileHeight(tile) * 8;
tron@1035: }
tron@1035: 
tron@1214: static inline TileType GetTileType(TileIndex tile)
tron@1035: {
tron@1035: 	assert(tile < MapSize());
tron@1852: 	return GB(_map_type_and_height[tile], 4, 4);
tron@1035: }
tron@1035: 
tron@1214: static inline void SetTileType(TileIndex tile, TileType type)
tron@1059: {
tron@1059: 	assert(tile < MapSize());
tron@1852: 	SB(_map_type_and_height[tile], 4, 4, type);
tron@1059: }
tron@1059: 
tron@1214: static inline bool IsTileType(TileIndex tile, TileType type)
tron@1035: {
tron@1214: 	return GetTileType(tile) == type;
tron@1035: }
tron@1035: 
tron@1333: static inline Owner GetTileOwner(TileIndex tile)
matthijs@1330: {
tron@1333: 	assert(tile < MapSize());
matthijs@1330: 	return _map_owner[tile];
matthijs@1330: }
matthijs@1330: 
matthijs@1330: static inline bool IsTileOwner(TileIndex tile, Owner owner)
matthijs@1330: {
matthijs@1330: 	return GetTileOwner(tile) == owner;
matthijs@1330: }
matthijs@1330: 
tron@679: #endif