Changeset - r3079:e4f78ffd69d5
[Not reviewed]
master
0 2 0
tron - 18 years ago 2006-02-24 20:38:08
tron@openttd.org
(svn r3668) Add a function to turn a tile into a tree tile
2 files changed with 24 insertions and 42 deletions:
tree.h
11
tree_cmd.c
13
42
0 comments (0 inline, 0 general)
tree.h
Show inline comments
 
@@ -56,4 +56,15 @@ static inline void AddTreeCounter(TileIn
 
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
tree_cmd.c
Show inline comments
 
@@ -42,12 +42,7 @@ static void PlaceTree(TileIndex tile, ui
 
	TreeType tree = GetRandomTreeType(tile, GB(r, 24, 8));
 

	
 
	if (tree != TR_INVALID) {
 
		SetTileType(tile, MP_TREES);
 
		SetTreeType(tile, tree);
 
		SetFenceSE(tile, 0);
 
		SetFenceSW(tile, 0);
 
		SetTreeCount(tile, GB(r, 22, 2));
 
		SetTreeGrowth(tile, min(GB(r, 16, 3), 6));
 
		MakeTree(tile, tree, GB(r, 22, 2), min(GB(r, 16, 3), 6), TR_GRASS, 0);
 

	
 
		// above snowline?
 
		if (_opt.landscape == LT_HILLY && GetTileZ(tile) > _opt.snow_line) {
 
@@ -189,6 +184,7 @@ int32 CmdPlantTree(int ex, int ey, uint3
 

	
 
					if (flags & DC_EXEC) {
 
						TreeType treetype;
 
						uint growth;
 

	
 
						if (_game_mode != GM_EDITOR && _current_player < MAX_PLAYERS) {
 
							Town *t = ClosestTownFromTile(tile, _patches.dist_local_authority);
 
@@ -202,19 +198,12 @@ int32 CmdPlantTree(int ex, int ey, uint3
 
							if (treetype == TR_INVALID) treetype = TR_CACTUS;
 
						}
 

	
 
						growth = _game_mode == GM_EDITOR ? 3 : 0;
 
						switch (GetClearGround(tile)) {
 
							case CL_ROUGH: SetTreeGroundDensity(tile, TR_ROUGH, 0); break;
 
							case CL_SNOW:  SetTreeGroundDensity(tile, TR_SNOW_DESERT, GetClearDensity(tile)); break;
 
							default:       SetTreeGroundDensity(tile, TR_GRASS, 0); break;
 
							case CL_ROUGH: MakeTree(tile, treetype, 0, growth, TR_ROUGH, 0); break;
 
							case CL_SNOW:  MakeTree(tile, treetype, 0, growth, TR_SNOW_DESERT, GetClearDensity(tile)); break;
 
							default:       MakeTree(tile, treetype, 0, growth, TR_GRASS, 0); break;
 
						}
 
						SetTreeCounter(tile, 0);
 

	
 
						SetTileType(tile, MP_TREES);
 
						SetTreeType(tile, treetype);
 
						SetFenceSE(tile, 0);
 
						SetFenceSW(tile, 0);
 
						SetTreeCount(tile, 0);
 
						SetTreeGrowth(tile, _game_mode == GM_EDITOR ? 3 : 0);
 
						MarkTileDirtyByTile(tile);
 

	
 
						if (_game_mode == GM_EDITOR && IS_INT_INSIDE(treetype, TR_RAINFOREST, TR_CACTUS))
 
@@ -484,21 +473,13 @@ static void TileLoop_Trees(TileIndex til
 
						switch (GetClearGround(tile)) {
 
							case CL_GRASS:
 
								if (GetClearDensity(tile) != 3) return;
 
								SetTreeGroundDensity(tile, TR_GRASS, 0);
 
								MakeTree(tile, treetype, 0, 0, TR_GRASS, 0);
 
								break;
 

	
 
							case CL_ROUGH: SetTreeGroundDensity(tile, TR_ROUGH, 0); break;
 
							case CL_SNOW:  SetTreeGroundDensity(tile, TR_SNOW_DESERT, GetClearDensity(tile)); break;
 
							case CL_ROUGH: MakeTree(tile, treetype, 0, 0, TR_ROUGH, 0); break;
 
							case CL_SNOW:  MakeTree(tile, treetype, 0, 0, TR_SNOW_DESERT, GetClearDensity(tile)); break;
 
							default: return;
 
						}
 
						SetTreeCounter(tile, 0);
 

	
 
						SetTileType(tile, MP_TREES);
 
						SetTreeType(tile, treetype);
 
						SetFenceSE(tile, 0);
 
						SetFenceSW(tile, 0);
 
						SetTreeCount(tile, 0);
 
						SetTreeGrowth(tile, 0);
 
						break;
 
					}
 

	
 
@@ -544,12 +525,7 @@ void OnTick_Trees(void)
 
			IsTileType(tile, MP_CLEAR) &&
 
			(ct = GetClearGround(tile), ct == CL_GRASS || ct == CL_ROUGH) &&
 
			(tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TR_INVALID) {
 
		SetTileType(tile, MP_TREES);
 
		SetTreeGroundDensity(tile, ct == CL_ROUGH ? TR_ROUGH : TR_GRASS, 0);
 
		SetTreeCounter(tile, 0);
 
		SetTreeType(tile, tree);
 
		SetTreeCount(tile, 0);
 
		SetTreeGrowth(tile, 0);
 
		MakeTree(tile, tree, 0, 0, ct == CL_ROUGH ? TR_ROUGH : TR_GRASS, 0);
 
	}
 

	
 
	// byte underflow
 
@@ -562,15 +538,10 @@ void OnTick_Trees(void)
 
			(ct = GetClearGround(tile), ct == CL_GRASS || ct == CL_ROUGH || ct == CL_SNOW) &&
 
			(tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TR_INVALID) {
 
		switch (ct) {
 
			case CL_GRASS: SetTreeGroundDensity(tile, TR_GRASS, 0); break;
 
			case CL_ROUGH: SetTreeGroundDensity(tile, TR_ROUGH, 0); break;
 
			default:       SetTreeGroundDensity(tile, TR_SNOW_DESERT, GetClearDensity(tile)); break;
 
			case CL_GRASS: MakeTree(tile, tree, 0, 0, TR_GRASS, 0); break;
 
			case CL_ROUGH: MakeTree(tile, tree, 0, 0, TR_ROUGH, 0); break;
 
			default:       MakeTree(tile, tree, 0, 0, TR_SNOW_DESERT, GetClearDensity(tile)); break;
 
		}
 
		SetTreeCounter(tile, 0);
 
		SetTileType(tile, MP_TREES);
 
		SetTreeType(tile, tree);
 
		SetTreeCount(tile, 0);
 
		SetTreeGrowth(tile, 0);
 
	}
 
}
 

	
0 comments (0 inline, 0 general)