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https://github.com/JGRennison/OpenTTD-patches.git
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5f9c891734
Only doc landscape_grid.html has been updated, landscape.html will be done latter. -CodeChange: Replace a direct access to m6 with SetTropicZone in InitializeLandscape, as it is the only part of m6 still untouched without the brute-forced m6=0
123 lines
2.6 KiB
C
123 lines
2.6 KiB
C
/* $Id$ */
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#ifndef TILE_H
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#define TILE_H
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#include "macros.h"
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#include "openttd.h"
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#include "map.h"
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#include "slope.h"
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typedef enum TileTypes {
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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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typedef enum TropicZones {
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TROPICZONE_INVALID = 0,
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TROPICZONE_DESERT = 1,
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TROPICZONE_RAINFOREST = 2,
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} TropicZone;
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Slope GetTileSlope(TileIndex tile, uint *h);
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uint GetTileZ(TileIndex tile);
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uint GetTileMaxZ(TileIndex tile);
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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(_m[tile].type_height, 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(_m[tile].type_height, 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) * TILE_HEIGHT;
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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 (TileType)GB(_m[tile].type_height, 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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/* VOID tiles (and no others) are exactly allowed at the lower left and right
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* edges of the map */
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assert((TileX(tile) == MapMaxX() || TileY(tile) == MapMaxY()) == (type == MP_VOID));
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SB(_m[tile].type_height, 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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assert(!IsTileType(tile, MP_HOUSE));
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assert(!IsTileType(tile, MP_VOID));
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assert(!IsTileType(tile, MP_INDUSTRY));
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return (Owner)_m[tile].m1;
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}
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static inline void SetTileOwner(TileIndex tile, Owner owner)
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{
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assert(tile < MapSize());
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assert(!IsTileType(tile, MP_HOUSE));
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assert(!IsTileType(tile, MP_VOID));
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assert(!IsTileType(tile, MP_INDUSTRY));
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_m[tile].m1 = owner;
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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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/**
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* Set the tropic zone
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* @param tile the tile to set the zone of
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* @param type the new type
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* @pre assert(tile < MapSize());
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*/
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static inline void SetTropicZone(TileIndex tile, TropicZone type)
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{
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assert(tile < MapSize());
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SB(_m[tile].m6, 0, 2, type);
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}
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/**
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* Get the tropic zone
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* @param tile the tile to get the zone of
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* @pre assert(tile < MapSize());
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* @return the zone type
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*/
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static inline TropicZone GetTropicZone(TileIndex tile)
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{
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assert(tile < MapSize());
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return (TropicZone)GB(_m[tile].m6, 0, 2);
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}
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#endif /* TILE_H */
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