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Diffstat (limited to 'src/biome.cpp')
| -rw-r--r-- | src/biome.cpp | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/src/biome.cpp b/src/biome.cpp deleted file mode 100644 index fc92ad603..000000000 --- a/src/biome.cpp +++ /dev/null @@ -1,160 +0,0 @@ -/* -Minetest -Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net> - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU Lesser General Public License as published by -the Free Software Foundation; either version 2.1 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU Lesser General Public License for more details. - -You should have received a copy of the GNU Lesser General Public License along -with this program; if not, write to the Free Software Foundation, Inc., -51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -*/ - -#include "biome.h" -#include "nodedef.h" -#include "map.h" //for ManualMapVoxelManipulator -#include "log.h" -#include "util/numeric.h" -#include "main.h" -#include "util/mathconstants.h" -#include "porting.h" - -NoiseParams nparams_biome_def_heat(50, 50, v3f(500.0, 500.0, 500.0), 5349, 3, 0.70); -NoiseParams nparams_biome_def_humidity(50, 50, v3f(500.0, 500.0, 500.0), 842, 3, 0.55); - - -BiomeDefManager::BiomeDefManager(NodeResolver *resolver) -{ - biome_registration_finished = false; - np_heat = &nparams_biome_def_heat; - np_humidity = &nparams_biome_def_humidity; - - // Create default biome to be used in case none exist - Biome *b = new Biome; - - b->id = 0; - b->name = "Default"; - b->flags = 0; - b->depth_top = 0; - b->depth_filler = 0; - b->height_min = -MAP_GENERATION_LIMIT; - b->height_max = MAP_GENERATION_LIMIT; - b->heat_point = 0.0; - b->humidity_point = 0.0; - - resolver->addNode("air", "", CONTENT_AIR, &b->c_top); - resolver->addNode("air", "", CONTENT_AIR, &b->c_filler); - resolver->addNode("mapgen_water_source", "", CONTENT_AIR, &b->c_water); - resolver->addNode("air", "", CONTENT_AIR, &b->c_dust); - resolver->addNode("mapgen_water_source", "", CONTENT_AIR, &b->c_dust_water); - - biomes.push_back(b); -} - - -BiomeDefManager::~BiomeDefManager() -{ - //if (biomecache) - // delete[] biomecache; - - for (size_t i = 0; i != biomes.size(); i++) - delete biomes[i]; -} - - -Biome *BiomeDefManager::createBiome(BiomeTerrainType btt) -{ - /*switch (btt) { - case BIOME_TERRAIN_NORMAL: - return new Biome; - case BIOME_TERRAIN_LIQUID: - return new BiomeLiquid; - case BIOME_TERRAIN_NETHER: - return new BiomeHell; - case BIOME_TERRAIN_AETHER: - return new BiomeSky; - case BIOME_TERRAIN_FLAT: - return new BiomeSuperflat; - } - return NULL;*/ - return new Biome; -} - - -// just a PoC, obviously needs optimization later on (precalculate this) -void BiomeDefManager::calcBiomes(BiomeNoiseInput *input, u8 *biomeid_map) -{ - int i = 0; - for (int y = 0; y != input->mapsize.Y; y++) { - for (int x = 0; x != input->mapsize.X; x++, i++) { - float heat = (input->heat_map[i] + 1) * 50; - float humidity = (input->humidity_map[i] + 1) * 50; - biomeid_map[i] = getBiome(heat, humidity, input->height_map[i])->id; - } - } -} - - -bool BiomeDefManager::addBiome(Biome *b) -{ - if (biome_registration_finished) { - errorstream << "BiomeDefManager: biome registration already " - "finished, dropping " << b->name << std::endl; - return false; - } - - size_t nbiomes = biomes.size(); - if (nbiomes >= 0xFF) { - errorstream << "BiomeDefManager: too many biomes, dropping " - << b->name << std::endl; - return false; - } - - b->id = (u8)nbiomes; - biomes.push_back(b); - verbosestream << "BiomeDefManager: added biome " << b->name << std::endl; - - return true; -} - - -Biome *BiomeDefManager::getBiome(float heat, float humidity, s16 y) -{ - Biome *b, *biome_closest = NULL; - float dist_min = FLT_MAX; - - for (size_t i = 1; i < biomes.size(); i++) { - b = biomes[i]; - if (y > b->height_max || y < b->height_min) - continue; - - float d_heat = heat - b->heat_point; - float d_humidity = humidity - b->humidity_point; - float dist = (d_heat * d_heat) + - (d_humidity * d_humidity); - if (dist < dist_min) { - dist_min = dist; - biome_closest = b; - } - } - - return biome_closest ? biome_closest : biomes[0]; -} - - -u8 BiomeDefManager::getBiomeIdByName(const char *name) -{ - for (size_t i = 0; i != biomes.size(); i++) { - if (!strcasecmp(name, biomes[i]->name.c_str())) - return i; - } - - return 0; -} |