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/* $Id$ */
#ifndef TREE_MAP_H
#define TREE_MAP_H
#include "macros.h"
typedef enum TreeType {
TR_INVALID = -1,
TR_TEMPERATE = 0,
TR_SUB_ARCTIC = 12,
TR_RAINFOREST = 20,
TR_CACTUS = 27,
TR_SUB_TROPICAL = 28,
TR_TOYLAND = 32
} TreeType;
enum {
TR_COUNT_TEMPERATE = TR_SUB_ARCTIC - TR_TEMPERATE,
TR_COUNT_SUB_ARCTIC = TR_RAINFOREST - TR_SUB_ARCTIC,
TR_COUNT_RAINFOREST = TR_CACTUS - TR_RAINFOREST,
TR_COUNT_SUB_TROPICAL = TR_SUB_TROPICAL - TR_CACTUS,
TR_COUNT_TOYLAND = 9
};
/* ground type, m2 bits 4...5
* valid densities (bits 6...7) in comments after the enum */
typedef enum TreeGround {
TR_GRASS = 0, // 0
TR_ROUGH = 1, // 0
TR_SNOW_DESERT = 2 // 0-3 for snow, 3 for desert
} TreeGround;
static inline TreeType GetTreeType(TileIndex t) { return _m[t].m3; }
static inline void SetTreeType(TileIndex t, TreeType r) { _m[t].m3 = r; }
static inline TreeGround GetTreeGround(TileIndex t) { return GB(_m[t].m2, 4, 2); }
static inline uint GetTreeDensity(TileIndex t) { return GB(_m[t].m2, 6, 2); }
static inline void SetTreeGroundDensity(TileIndex t, TreeGround g, uint d)
{
SB(_m[t].m2, 4, 2, g);
SB(_m[t].m2, 6, 2, d);
}
static inline void AddTreeCount(TileIndex t, int c) { _m[t].m5 += c << 6; }
static inline uint GetTreeCount(TileIndex t) { return GB(_m[t].m5, 6, 2); }
static inline void SetTreeCount(TileIndex t, uint c) { SB(_m[t].m5, 6, 2, c); }
static inline void AddTreeGrowth(TileIndex t, int a) { _m[t].m5 += a; }
static inline uint GetTreeGrowth(TileIndex t) { return GB(_m[t].m5, 0, 3); }
static inline void SetTreeGrowth(TileIndex t, uint g) { SB(_m[t].m5, 0, 3, g); }
static inline void AddTreeCounter(TileIndex t, int a) { _m[t].m2 += a; }
static inline uint GetTreeCounter(TileIndex t) { return GB(_m[t].m2, 0, 4); }
static inline void SetTreeCounter(TileIndex t, uint c) { SB(_m[t].m2, 0, 4, c); }
static inline void MakeTree(TileIndex t, TreeType type, uint count, uint growth, TreeGround ground, uint density)
{
SetTileType(t, MP_TREES);
SetTileOwner(t, OWNER_NONE);
_m[t].m2 = density << 6 | ground << 4 | 0;
_m[t].m3 = type;
_m[t].m4 = 0 << 5 | 0 << 2;
_m[t].m5 = count << 6 | growth;
}
#endif
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