26 }; |
26 }; |
27 |
27 |
28 static TreeType GetRandomTreeType(TileIndex tile, uint seed) |
28 static TreeType GetRandomTreeType(TileIndex tile, uint seed) |
29 { |
29 { |
30 switch (_opt.landscape) { |
30 switch (_opt.landscape) { |
31 case LT_NORMAL: |
31 case LT_TEMPERATE: |
32 return (TreeType)(seed * TREE_COUNT_TEMPERATE / 256 + TREE_TEMPERATE); |
32 return (TreeType)(seed * TREE_COUNT_TEMPERATE / 256 + TREE_TEMPERATE); |
33 |
33 |
34 case LT_HILLY: |
34 case LT_ARCTIC: |
35 return (TreeType)(seed * TREE_COUNT_SUB_ARCTIC / 256 + TREE_SUB_ARCTIC); |
35 return (TreeType)(seed * TREE_COUNT_SUB_ARCTIC / 256 + TREE_SUB_ARCTIC); |
36 |
36 |
37 case LT_DESERT: |
37 case LT_TROPIC: |
38 switch (GetTropicZone(tile)) { |
38 switch (GetTropicZone(tile)) { |
39 case TROPICZONE_INVALID: return (TreeType)(seed * TREE_COUNT_SUB_TROPICAL / 256 + TREE_SUB_TROPICAL); |
39 case TROPICZONE_INVALID: return (TreeType)(seed * TREE_COUNT_SUB_TROPICAL / 256 + TREE_SUB_TROPICAL); |
40 case TROPICZONE_DESERT: return (TreeType)((seed > 12) ? TREE_INVALID : TREE_CACTUS); |
40 case TROPICZONE_DESERT: return (TreeType)((seed > 12) ? TREE_INVALID : TREE_CACTUS); |
41 default: return (TreeType)(seed * TREE_COUNT_RAINFOREST / 256 + TREE_RAINFOREST); |
41 default: return (TreeType)(seed * TREE_COUNT_RAINFOREST / 256 + TREE_RAINFOREST); |
42 } |
42 } |
52 |
52 |
53 if (tree != TREE_INVALID) { |
53 if (tree != TREE_INVALID) { |
54 MakeTree(tile, tree, GB(r, 22, 2), min(GB(r, 16, 3), 6), TREE_GROUND_GRASS, 0); |
54 MakeTree(tile, tree, GB(r, 22, 2), min(GB(r, 16, 3), 6), TREE_GROUND_GRASS, 0); |
55 |
55 |
56 // above snowline? |
56 // above snowline? |
57 if (_opt.landscape == LT_HILLY && GetTileZ(tile) > GetSnowLine()) { |
57 if (_opt.landscape == LT_ARCTIC && GetTileZ(tile) > GetSnowLine()) { |
58 SetTreeGroundDensity(tile, TREE_GROUND_SNOW_DESERT, 3); |
58 SetTreeGroundDensity(tile, TREE_GROUND_SNOW_DESERT, 3); |
59 SetTreeCounter(tile, (TreeGround)GB(r, 24, 3)); |
59 SetTreeCounter(tile, (TreeGround)GB(r, 24, 3)); |
60 } else { |
60 } else { |
61 SetTreeGroundDensity(tile, (TreeGround)GB(r, 28, 1), 0); |
61 SetTreeGroundDensity(tile, (TreeGround)GB(r, 28, 1), 0); |
62 SetTreeCounter(tile, (TreeGround)GB(r, 24, 4)); |
62 SetTreeCounter(tile, (TreeGround)GB(r, 24, 4)); |
149 ht = GetTileZ(tile); |
149 ht = GetTileZ(tile); |
150 /* The higher we get, the more trees we plant */ |
150 /* The higher we get, the more trees we plant */ |
151 j = GetTileZ(tile) / TILE_HEIGHT * 2; |
151 j = GetTileZ(tile) / TILE_HEIGHT * 2; |
152 while (j--) { |
152 while (j--) { |
153 /* Above snowline more trees! */ |
153 /* Above snowline more trees! */ |
154 if (_opt.landscape == LT_HILLY && ht > GetSnowLine()) { |
154 if (_opt.landscape == LT_ARCTIC && ht > GetSnowLine()) { |
155 PlaceTreeAtSameHeight(tile, ht); |
155 PlaceTreeAtSameHeight(tile, ht); |
156 PlaceTreeAtSameHeight(tile, ht); |
156 PlaceTreeAtSameHeight(tile, ht); |
157 }; |
157 }; |
158 |
158 |
159 PlaceTreeAtSameHeight(tile, ht); |
159 PlaceTreeAtSameHeight(tile, ht); |
160 } |
160 } |
161 } |
161 } |
162 } while (--i); |
162 } while (--i); |
163 |
163 |
164 /* place extra trees at rainforest area */ |
164 /* place extra trees at rainforest area */ |
165 if (_opt.landscape == LT_DESERT) { |
165 if (_opt.landscape == LT_TROPIC) { |
166 i = ScaleByMapSize(15000); |
166 i = ScaleByMapSize(15000); |
167 |
167 |
168 do { |
168 do { |
169 uint32 r = Random(); |
169 uint32 r = Random(); |
170 TileIndex tile = RandomTileSeed(r); |
170 TileIndex tile = RandomTileSeed(r); |
185 { |
185 { |
186 uint i, total; |
186 uint i, total; |
187 |
187 |
188 if (_patches.tree_placer == TP_NONE) return; |
188 if (_patches.tree_placer == TP_NONE) return; |
189 |
189 |
190 if (_opt.landscape != LT_CANDY) PlaceMoreTrees(); |
190 if (_opt.landscape != LT_TOYLAND) PlaceMoreTrees(); |
191 |
191 |
192 switch (_patches.tree_placer) { |
192 switch (_patches.tree_placer) { |
193 case TP_ORIGINAL: i = _opt.landscape == LT_HILLY ? 15 : 6; break; |
193 case TP_ORIGINAL: i = _opt.landscape == LT_ARCTIC ? 15 : 6; break; |
194 case TP_IMPROVED: i = _opt.landscape == LT_HILLY ? 4 : 2; break; |
194 case TP_IMPROVED: i = _opt.landscape == LT_ARCTIC ? 4 : 2; break; |
195 default: NOT_REACHED(); return; |
195 default: NOT_REACHED(); return; |
196 } |
196 } |
197 |
197 |
198 total = ScaleByMapSize(1000); |
198 total = ScaleByMapSize(1000); |
199 if (_opt.landscape == LT_DESERT) total += ScaleByMapSize(15000); |
199 if (_opt.landscape == LT_TROPIC) total += ScaleByMapSize(15000); |
200 total *= i; |
200 total *= i; |
201 SetGeneratingWorldProgress(GWP_TREE, total); |
201 SetGeneratingWorldProgress(GWP_TREE, total); |
202 |
202 |
203 for (; i != 0; i--) { |
203 for (; i != 0; i--) { |
204 PlaceTreesRandomly(); |
204 PlaceTreesRandomly(); |
522 } |
522 } |
523 |
523 |
524 static void TileLoop_Trees(TileIndex tile) |
524 static void TileLoop_Trees(TileIndex tile) |
525 { |
525 { |
526 switch (_opt.landscape) { |
526 switch (_opt.landscape) { |
527 case LT_DESERT: TileLoopTreesDesert(tile); break; |
527 case LT_TROPIC: TileLoopTreesDesert(tile); break; |
528 case LT_HILLY: TileLoopTreesAlps(tile); break; |
528 case LT_ARCTIC: TileLoopTreesAlps(tile); break; |
529 } |
529 } |
530 |
530 |
531 TileLoopClearHelper(tile); |
531 TileLoopClearHelper(tile); |
532 |
532 |
533 if (GetTreeCounter(tile) < 15) { |
533 if (GetTreeCounter(tile) < 15) { |
536 } |
536 } |
537 SetTreeCounter(tile, 0); |
537 SetTreeCounter(tile, 0); |
538 |
538 |
539 switch (GetTreeGrowth(tile)) { |
539 switch (GetTreeGrowth(tile)) { |
540 case 3: /* regular sized tree */ |
540 case 3: /* regular sized tree */ |
541 if (_opt.landscape == LT_DESERT && |
541 if (_opt.landscape == LT_TROPIC && |
542 GetTreeType(tile) != TREE_CACTUS && |
542 GetTreeType(tile) != TREE_CACTUS && |
543 GetTropicZone(tile) == TROPICZONE_DESERT) { |
543 GetTropicZone(tile) == TROPICZONE_DESERT) { |
544 AddTreeGrowth(tile, 1); |
544 AddTreeGrowth(tile, 1); |
545 } else { |
545 } else { |
546 switch (GB(Random(), 0, 3)) { |
546 switch (GB(Random(), 0, 3)) { |
611 TileIndex tile; |
611 TileIndex tile; |
612 ClearGround ct; |
612 ClearGround ct; |
613 TreeType tree; |
613 TreeType tree; |
614 |
614 |
615 /* place a tree at a random rainforest spot */ |
615 /* place a tree at a random rainforest spot */ |
616 if (_opt.landscape == LT_DESERT && |
616 if (_opt.landscape == LT_TROPIC && |
617 (r = Random(), tile = RandomTileSeed(r), GetTropicZone(tile) == TROPICZONE_RAINFOREST) && |
617 (r = Random(), tile = RandomTileSeed(r), GetTropicZone(tile) == TROPICZONE_RAINFOREST) && |
618 IsTileType(tile, MP_CLEAR) && |
618 IsTileType(tile, MP_CLEAR) && |
619 !IsBridgeAbove(tile) && |
619 !IsBridgeAbove(tile) && |
620 (ct = GetClearGround(tile), ct == CLEAR_GRASS || ct == CLEAR_ROUGH) && |
620 (ct = GetClearGround(tile), ct == CLEAR_GRASS || ct == CLEAR_ROUGH) && |
621 (tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TREE_INVALID) { |
621 (tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TREE_INVALID) { |