diff options
Diffstat (limited to 'src/mapgen/mg_biome.cpp')
| -rw-r--r-- | src/mapgen/mg_biome.cpp | 65 |
1 files changed, 57 insertions, 8 deletions
diff --git a/src/mapgen/mg_biome.cpp b/src/mapgen/mg_biome.cpp index 345bc8c6a..610c38594 100644 --- a/src/mapgen/mg_biome.cpp +++ b/src/mapgen/mg_biome.cpp @@ -78,7 +78,7 @@ void BiomeManager::clear() EmergeManager *emerge = m_server->getEmergeManager(); // Remove all dangling references in Decorations - DecorationManager *decomgr = emerge->decomgr; + DecorationManager *decomgr = emerge->getWritableDecorationManager(); for (size_t i = 0; i != decomgr->getNumObjects(); i++) { Decoration *deco = (Decoration *)decomgr->getRaw(i); deco->biomes.clear(); @@ -92,9 +92,19 @@ void BiomeManager::clear() } +BiomeManager *BiomeManager::clone() const +{ + auto mgr = new BiomeManager(); + assert(mgr); + ObjDefManager::cloneTo(mgr); + mgr->m_server = m_server; + return mgr; +} + + // For BiomeGen type 'BiomeGenOriginal' float BiomeManager::getHeatAtPosOriginal(v3s16 pos, NoiseParams &np_heat, - NoiseParams &np_heat_blend, u64 seed) + NoiseParams &np_heat_blend, u64 seed) const { return NoisePerlin2D(&np_heat, pos.X, pos.Z, seed) + @@ -104,7 +114,7 @@ float BiomeManager::getHeatAtPosOriginal(v3s16 pos, NoiseParams &np_heat, // For BiomeGen type 'BiomeGenOriginal' float BiomeManager::getHumidityAtPosOriginal(v3s16 pos, NoiseParams &np_humidity, - NoiseParams &np_humidity_blend, u64 seed) + NoiseParams &np_humidity_blend, u64 seed) const { return NoisePerlin2D(&np_humidity, pos.X, pos.Z, seed) + @@ -113,7 +123,8 @@ float BiomeManager::getHumidityAtPosOriginal(v3s16 pos, NoiseParams &np_humidity // For BiomeGen type 'BiomeGenOriginal' -Biome *BiomeManager::getBiomeFromNoiseOriginal(float heat, float humidity, v3s16 pos) +const Biome *BiomeManager::getBiomeFromNoiseOriginal(float heat, + float humidity, v3s16 pos) const { Biome *biome_closest = nullptr; Biome *biome_closest_blend = nullptr; @@ -143,9 +154,11 @@ Biome *BiomeManager::getBiomeFromNoiseOriginal(float heat, float humidity, v3s16 } } - mysrand(pos.Y + (heat + humidity) * 0.9f); + const u64 seed = pos.Y + (heat + humidity) * 0.9f; + PcgRandom rng(seed); + if (biome_closest_blend && dist_min_blend <= dist_min && - myrand_range(0, biome_closest_blend->vertical_blend) >= + rng.range(0, biome_closest_blend->vertical_blend) >= pos.Y - biome_closest_blend->max_pos.Y) return biome_closest_blend; @@ -308,10 +321,11 @@ Biome *BiomeGenOriginal::calcBiomeFromNoise(float heat, float humidity, v3s16 po // Carefully tune pseudorandom seed variation to avoid single node dither // and create larger scale blending patterns similar to horizontal biome // blend. - mysrand(pos.Y + (heat + humidity) * 0.9f); + const u64 seed = pos.Y + (heat + humidity) * 0.9f; + PcgRandom rng(seed); if (biome_closest_blend && dist_min_blend <= dist_min && - myrand_range(0, biome_closest_blend->vertical_blend) >= + rng.range(0, biome_closest_blend->vertical_blend) >= pos.Y - biome_closest_blend->max_pos.Y) return biome_closest_blend; @@ -321,6 +335,41 @@ Biome *BiomeGenOriginal::calcBiomeFromNoise(float heat, float humidity, v3s16 po //////////////////////////////////////////////////////////////////////////////// +ObjDef *Biome::clone() const +{ + auto obj = new Biome(); + ObjDef::cloneTo(obj); + NodeResolver::cloneTo(obj); + + obj->flags = flags; + + obj->c_top = c_top; + obj->c_filler = c_filler; + obj->c_stone = c_stone; + obj->c_water_top = c_water_top; + obj->c_water = c_water; + obj->c_river_water = c_river_water; + obj->c_riverbed = c_riverbed; + obj->c_dust = c_dust; + obj->c_cave_liquid = c_cave_liquid; + obj->c_dungeon = c_dungeon; + obj->c_dungeon_alt = c_dungeon_alt; + obj->c_dungeon_stair = c_dungeon_stair; + + obj->depth_top = depth_top; + obj->depth_filler = depth_filler; + obj->depth_water_top = depth_water_top; + obj->depth_riverbed = depth_riverbed; + + obj->min_pos = min_pos; + obj->max_pos = max_pos; + obj->heat_point = heat_point; + obj->humidity_point = humidity_point; + obj->vertical_blend = vertical_blend; + + return obj; +} + void Biome::resolveNodeNames() { getIdFromNrBacklog(&c_top, "mapgen_stone", CONTENT_AIR, false); |