tile_map.h
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00012 #ifndef TILE_MAP_H
00013 #define TILE_MAP_H
00014
00015 #include "tile_type.h"
00016 #include "slope_type.h"
00017 #include "company_type.h"
00018 #include "map_func.h"
00019 #include "core/bitmath_func.hpp"
00020 #include "settings_type.h"
00021
00033 static inline uint TileHeight(TileIndex tile)
00034 {
00035 assert(tile < MapSize());
00036 return GB(_m[tile].type_height, 0, 4);
00037 }
00038
00049 static inline void SetTileHeight(TileIndex tile, uint height)
00050 {
00051 assert(tile < MapSize());
00052 assert(height <= MAX_TILE_HEIGHT);
00053 SB(_m[tile].type_height, 0, 4, height);
00054 }
00055
00064 static inline uint TilePixelHeight(TileIndex tile)
00065 {
00066 return TileHeight(tile) * TILE_HEIGHT;
00067 }
00068
00076 static inline TileType GetTileType(TileIndex tile)
00077 {
00078 assert(tile < MapSize());
00079 return (TileType)GB(_m[tile].type_height, 4, 4);
00080 }
00081
00094 static inline void SetTileType(TileIndex tile, TileType type)
00095 {
00096 assert(tile < MapSize());
00097
00098
00099
00100 assert((TileX(tile) == MapMaxX() || TileY(tile) == MapMaxY() || (_settings_game.construction.freeform_edges && (TileX(tile) == 0 || TileY(tile) == 0))) == (type == MP_VOID));
00101 SB(_m[tile].type_height, 4, 4, type);
00102 }
00103
00113 static inline bool IsTileType(TileIndex tile, TileType type)
00114 {
00115 return GetTileType(tile) == type;
00116 }
00117
00124 static inline bool IsValidTile(TileIndex tile)
00125 {
00126 return tile < MapSize() && !IsTileType(tile, MP_VOID);
00127 }
00128
00141 static inline Owner GetTileOwner(TileIndex tile)
00142 {
00143 assert(IsValidTile(tile));
00144 assert(!IsTileType(tile, MP_HOUSE));
00145 assert(!IsTileType(tile, MP_INDUSTRY));
00146
00147 return (Owner)_m[tile].m1;
00148 }
00149
00161 static inline void SetTileOwner(TileIndex tile, Owner owner)
00162 {
00163 assert(IsValidTile(tile));
00164 assert(!IsTileType(tile, MP_HOUSE));
00165 assert(!IsTileType(tile, MP_INDUSTRY));
00166
00167 _m[tile].m1 = owner;
00168 }
00169
00177 static inline bool IsTileOwner(TileIndex tile, Owner owner)
00178 {
00179 return GetTileOwner(tile) == owner;
00180 }
00181
00188 static inline void SetTropicZone(TileIndex tile, TropicZone type)
00189 {
00190 assert(tile < MapSize());
00191 SB(_m[tile].m6, 0, 2, type);
00192 }
00193
00200 static inline TropicZone GetTropicZone(TileIndex tile)
00201 {
00202 assert(tile < MapSize());
00203 return (TropicZone)GB(_m[tile].m6, 0, 2);
00204 }
00205
00206 Slope GetTileSlope(TileIndex tile, uint *h);
00207 uint GetTileZ(TileIndex tile);
00208 uint GetTileMaxZ(TileIndex tile);
00209
00210 #endif