tile.h
author tron
Mon, 07 Feb 2005 10:41:45 +0000
changeset 1335 a635854c23b6
parent 1333 9ac74f431ed2
child 1394 449e84bdc04e
permissions -rw-r--r--
(svn r1839) Move GetTileSlope() and GetTileZ() into tile.[ch] and use more explicit types as parameters
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a1ac96655b79 (svn r1713) Split off several functions which query/set information about a single tile from map.h and put them into a seperate file tile.h
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#ifndef TILE_H
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#define TILE_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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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 uint TileHeight(TileIndex tile)
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{
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	assert(tile < MapSize());
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	return _map_type_and_height[tile] & 0xf;
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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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	_map_type_and_height[tile] &= ~0x0F;
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	_map_type_and_height[tile] |= 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 _map_type_and_height[tile] >> 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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	_map_type_and_height[tile] &= ~0xF0;
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	_map_type_and_height[tile] |= type << 4;
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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