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