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https://github.com/JGRennison/OpenTTD-patches.git
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134 lines
2.8 KiB
C
134 lines
2.8 KiB
C
/* $Id$ */
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/** @file tree_map.h */
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#ifndef TREE_MAP_H
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#define TREE_MAP_H
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#include "macros.h"
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enum TreeType {
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TREE_INVALID = -1,
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TREE_TEMPERATE = 0,
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TREE_SUB_ARCTIC = 12,
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TREE_RAINFOREST = 20,
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TREE_CACTUS = 27,
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TREE_SUB_TROPICAL = 28,
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TREE_TOYLAND = 32
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};
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enum {
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TREE_COUNT_TEMPERATE = TREE_SUB_ARCTIC - TREE_TEMPERATE,
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TREE_COUNT_SUB_ARCTIC = TREE_RAINFOREST - TREE_SUB_ARCTIC,
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TREE_COUNT_RAINFOREST = TREE_CACTUS - TREE_RAINFOREST,
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TREE_COUNT_SUB_TROPICAL = TREE_SUB_TROPICAL - TREE_CACTUS,
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TREE_COUNT_TOYLAND = 9
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};
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/* ground type, m2 bits 4...5
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* valid densities (bits 6...7) in comments after the enum */
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enum TreeGround {
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TREE_GROUND_GRASS = 0, ///< 0
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TREE_GROUND_ROUGH = 1, ///< 0
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TREE_GROUND_SNOW_DESERT = 2 ///< 0-3 for snow, 3 for desert
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};
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static inline TreeType GetTreeType(TileIndex t)
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{
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assert(IsTileType(t, MP_TREES));
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return (TreeType)_m[t].m3;
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}
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static inline TreeGround GetTreeGround(TileIndex t)
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{
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assert(IsTileType(t, MP_TREES));
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return (TreeGround)GB(_m[t].m2, 4, 2);
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}
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static inline uint GetTreeDensity(TileIndex t)
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{
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assert(IsTileType(t, MP_TREES));
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return GB(_m[t].m2, 6, 2);
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}
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static inline void SetTreeGroundDensity(TileIndex t, TreeGround g, uint d)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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SB(_m[t].m2, 4, 2, g);
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SB(_m[t].m2, 6, 2, d);
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}
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static inline uint GetTreeCount(TileIndex t)
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{
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assert(IsTileType(t, MP_TREES));
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return GB(_m[t].m5, 6, 2);
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}
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static inline void AddTreeCount(TileIndex t, int c)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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_m[t].m5 += c << 6;
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}
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static inline void SetTreeCount(TileIndex t, uint c)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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SB(_m[t].m5, 6, 2, c);
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}
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static inline uint GetTreeGrowth(TileIndex t)
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{
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assert(IsTileType(t, MP_TREES));
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return GB(_m[t].m5, 0, 3);
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}
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static inline void AddTreeGrowth(TileIndex t, int a)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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_m[t].m5 += a;
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}
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static inline void SetTreeGrowth(TileIndex t, uint g)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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SB(_m[t].m5, 0, 3, g);
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}
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static inline uint GetTreeCounter(TileIndex t)
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{
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assert(IsTileType(t, MP_TREES));
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return GB(_m[t].m2, 0, 4);
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}
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static inline void AddTreeCounter(TileIndex t, int a)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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_m[t].m2 += a;
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}
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static inline void SetTreeCounter(TileIndex t, uint c)
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{
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assert(IsTileType(t, MP_TREES)); // XXX incomplete
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SB(_m[t].m2, 0, 4, c);
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}
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static inline void MakeTree(TileIndex t, TreeType type, uint count, uint growth, TreeGround ground, uint density)
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{
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SetTileType(t, MP_TREES);
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SetTileOwner(t, OWNER_NONE);
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_m[t].m2 = density << 6 | ground << 4 | 0;
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_m[t].m3 = type;
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_m[t].m4 = 0 << 5 | 0 << 2;
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_m[t].m5 = count << 6 | growth;
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}
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#endif /* TREE_MAP_H */
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