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Finish and clean up mapgen configuration
This commit is contained in:
kwolekr
Perttu Ahola
parent
45cf32afc5
commit
631a835e07
13 changed files with 395 additions and 341 deletions
211
src/mapgen.cpp
211
src/mapgen.cpp
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@ -34,19 +34,35 @@ with this program; if not, write to the Free Software Foundation, Inc.,
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#include "main.h" // For g_profiler
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#include "treegen.h"
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/////////////////// Mapgen V6 perlin noise default values
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NoiseParams nparams_v6_def_terrain_base =
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{-AVERAGE_MUD_AMOUNT, 20.0, v3f(250.0, 250.0, 250.0), 82341, 5, 0.6};
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NoiseParams nparams_v6_def_terrain_higher =
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{20.0, 16.0, v3f(500.0, 500.0, 500.0), 85039, 5, 0.6};
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NoiseParams nparams_v6_def_steepness =
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{0.85, 0.5, v3f(125.0, 125.0, 125.0), -932, 5, 0.7};
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NoiseParams nparams_v6_def_height_select =
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{0.5, 1.0, v3f(250.0, 250.0, 250.0), 4213, 5, 0.69};
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NoiseParams nparams_v6_def_trees =
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{0.0, 1.0, v3f(125.0, 125.0, 125.0), 2, 4, 0.66};
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NoiseParams nparams_v6_def_mud =
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{AVERAGE_MUD_AMOUNT, 2.0, v3f(200.0, 200.0, 200.0), 91013, 3, 0.55};
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NoiseParams nparams_v6_def_beach =
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{0.0, 1.0, v3f(250.0, 250.0, 250.0), 59420, 3, 0.50};
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NoiseParams nparams_v6_def_biome =
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{0.0, 1.0, v3f(250.0, 250.0, 250.0), 9130, 3, 0.50};
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NoiseParams nparams_v6_def_cave =
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{6.0, 6.0, v3f(250.0, 250.0, 250.0), 34329, 3, 0.50};
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/*
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MapgenV7Params mg_def_params_v7 = {
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0,
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1,
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5,
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MG_TREES | MG_CAVES | MG_DUNGEONS,
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&nparams_v7_def_terrain,
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&nparams_v7_def_bgroup,
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&nparams_v7_def_heat,
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&nparams_v7_def_humidity
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};*/
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/////////////////// Mapgen V7 perlin noise default values
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NoiseParams nparams_v7_def_terrain =
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{10.0, 12.0, v3f(350., 350., 350.), 82341, 5, 0.6}; //terrain
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NoiseParams nparams_v7_def_bgroup =
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{0.5, 1/(2*1.6), v3f(350., 350., 350.), 5923, 2, 0.60}; //0 to 1
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NoiseParams nparams_v7_def_heat =
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{25.0, 50.0, v3f(500., 500., 500.), 35293, 1, 0.00}; //-25 to 75
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NoiseParams nparams_v7_def_humidity =
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{50, 100/(2*1.6), v3f(750., 750., 750.), 12094, 2, 0.60}; //0 to 100
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///////////////////////////////////////////////////////////////////////////////
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@ -56,25 +72,18 @@ MapgenV7::MapgenV7(BiomeDefManager *biomedef, int mapgenid, MapgenV7Params *para
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this->generating = false;
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this->id = mapgenid;
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this->biomedef = biomedef;
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this->ndef = biomedef->ndef;
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this->seed = params->seed;
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this->csize = v3s16(1, 1, 1) * params->chunksize * MAP_BLOCKSIZE; /////////////////get this from config!
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this->seed = (int)params->seed;
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this->csize = v3s16(1, 1, 1) * params->chunksize * MAP_BLOCKSIZE;
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this->water_level = params->water_level;
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//g_settings->getS16("default_water_level");
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/*
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this->np_terrain = np_terrain;
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this->np_bgroup = np_bgroup;
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this->np_heat = np_heat;
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this->np_humidity = np_humidity;
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*/
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noise_terrain = new Noise(params->np_terrain, seed, csize.X, csize.Y);
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noise_bgroup = new Noise(params->np_bgroup, seed, csize.X, csize.Y);
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noise_heat = new Noise(params->np_heat, seed, csize.X, csize.Y);
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noise_humidity = new Noise(params->np_humidity, seed, csize.X, csize.Y);
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this->ndef = biomedef->ndef;
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n_air = MapNode(ndef->getId("mapgen_air"));
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n_water = MapNode(ndef->getId("mapgen_water_source"));
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n_lava = MapNode(ndef->getId("mapgen_lava_source"));
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@ -200,12 +209,33 @@ void MapgenV7::updateLighting(v3s16 nmin, v3s16 nmax) {
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}
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EmergeManager::EmergeManager(IGameDef *gamedef, int mg_version) {
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this->mg_version = mg_version;
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this->biomedef = new BiomeDefManager(gamedef);
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Biome *MapgenV7::getBiomeAtPoint(v3s16 p) {
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float bgroup = NoisePerlin2D(noise_bgroup->np, p.X, p.Y, seed);
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float heat = NoisePerlin2D(noise_heat->np, p.X, p.Y, seed);
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float humidity = NoisePerlin2D(noise_humidity->np, p.X, p.Y, seed);
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return biomedef->getBiome(bgroup, heat, humidity);
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}
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this->params = NULL;
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setMapgenParams();
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//FIXME: This assumes y == 0, that is, always in a non-hell/non-sky biome
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int MapgenV7::getGroundLevelAtPoint(v2s16 p) {
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float terrain = NoisePerlin2D(noise_terrain->np, p.X, p.Y, seed);
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Biome *biome = getBiomeAtPoint(v3s16(p.X, p.Y, 0));
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return biome->getSurfaceHeight(terrain);
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}
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/////////////////////////////// Emerge Manager ////////////////////////////////
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EmergeManager::EmergeManager(IGameDef *gamedef, BiomeDefManager *bdef,
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MapgenParams *mgparams) {
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//the order of these assignments is pretty important
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this->biomedef = bdef ? bdef : new BiomeDefManager(gamedef);
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this->params = mgparams;
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this->mapgen = NULL;
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this->mapgen = getMapgen();
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}
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@ -217,59 +247,33 @@ EmergeManager::~EmergeManager() {
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Mapgen *EmergeManager::getMapgen() {
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if (!mapgen) {
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switch (mg_version) {
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switch (params->mg_version) {
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case 6:
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mapgen = new MapgenV6(0, params);
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mapgen = new MapgenV6(0, (MapgenV6Params *)params);
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break;
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case 7:
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mapgen = new MapgenV7(biomedef, 0, params);
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mapgen = new MapgenV7(biomedef, 0, (MapgenV7Params *)params);
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break;
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default:
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errorstream << "EmergeManager: Unsupported mapgen version "
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<< mg_version << ", falling back to V6" << std::endl;
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mg_version = 6;
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mapgen = new MapgenV6(0, mgv6params);
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<< params->mg_version << ", falling back to V6" << std::endl;
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params->mg_version = 6;
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mapgen = new MapgenV6(0, (MapgenV6Params *)params);
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}
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}
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return mapgen;
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}
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void EmergeManager::setMapgenParams() {
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if (params)
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delete params;
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switch (mg_version) {
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case 6:
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params = new MapgenV6Params();
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break;
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case 7:
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params = new MapgenV7Params();
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break;
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default: //////do something here!
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;
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}
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}
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void EmergeManager::addBlockToQueue() {
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//STUB
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}
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Biome *EmergeManager::getBiomeAtPoint(v3s16 p) {
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float bgroup = NoisePerlin2D(np_bgroup, p.X, p.Y, seed);
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float heat = NoisePerlin2D(np_heat, p.X, p.Y, seed);
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float humidity = NoisePerlin2D(np_humidity, p.X, p.Y, seed);
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return biomedef->getBiome(bgroup, heat, humidity);
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}
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//FIXME: This assumes y == 0, that is, always in a non-hell/non-sky biome
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int EmergeManager::getGroundLevelAtPoint(v2s16 p) {
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float terrain = NoisePerlin2D(np_terrain, p.X, p.Y, seed);
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Biome *biome = getBiomeAtPoint(v3s16(p.X, p.Y, 0));
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return biome->getSurfaceHeight(terrain);
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if (!mapgen)
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return 0;
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return mapgen->getGroundLevelAtPoint(p);
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}
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@ -283,18 +287,93 @@ bool EmergeManager::isBlockUnderground(v3s16 blockpos) {
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//yuck, but then again, should i bother being accurate?
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//the height of the nodes in a single block is quite variable
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return blockpos.Y * (MAP_BLOCKSIZE + 1) <= water_level;
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return blockpos.Y * (MAP_BLOCKSIZE + 1) <= params->water_level;
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}
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u32 EmergeManager::getBlockSeed(v3s16 p) {
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return (u32)(seed & 0xFFFFFFFF) +
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return (u32)(params->seed & 0xFFFFFFFF) +
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p.Z * 38134234 +
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p.Y * 42123 +
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p.Y * 23;
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}
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MapgenParams *MapgenParams::createMapgenParams(int mgver) {
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switch (mgver) {
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case 6:
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return new MapgenV6Params();
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case 7:
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return new MapgenV7Params();
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default: //instead of complaining, default to 6
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return new MapgenV6Params();
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}
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}
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MapgenParams *MapgenParams::getParamsFromSettings(Settings *settings) {
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int mg_version = settings->getS16("mg_version");
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MapgenParams *mgparams = MapgenParams::createMapgenParams(mg_version);
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mgparams->mg_version = mg_version;
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mgparams->seed = settings->getU64(settings == g_settings ? "fixed_map_seed" : "seed");
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mgparams->water_level = settings->getS16("water_level");
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mgparams->chunksize = settings->getS16("chunksize");
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mgparams->flags = settings->getS32("mg_flags");
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switch (mg_version) {
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case 6:
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{
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MapgenV6Params *v6params = (MapgenV6Params *)mgparams;
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v6params->freq_desert = settings->getFloat("mgv6_freq_desert");
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v6params->freq_beach = settings->getFloat("mgv6_freq_beach");
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v6params->np_terrain_base = settings->getNoiseParams("mgv6_np_terrain_base");
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v6params->np_terrain_higher = settings->getNoiseParams("mgv6_np_terrain_higher");
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v6params->np_steepness = settings->getNoiseParams("mgv6_np_steepness");
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v6params->np_height_select = settings->getNoiseParams("mgv6_np_height_select");
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v6params->np_trees = settings->getNoiseParams("mgv6_np_trees");
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v6params->np_mud = settings->getNoiseParams("mgv6_np_mud");
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v6params->np_beach = settings->getNoiseParams("mgv6_np_beach");
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v6params->np_biome = settings->getNoiseParams("mgv6_np_biome");
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v6params->np_cave = settings->getNoiseParams("mgv6_np_cave");
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if (!v6params->np_terrain_base || !v6params->np_terrain_higher ||
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!v6params->np_steepness || !v6params->np_height_select ||
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!v6params->np_trees || !v6params->np_mud ||
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!v6params->np_beach || !v6params->np_biome || !v6params->np_cave) {
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delete mgparams;
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return NULL;
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}
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break;
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}
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case 7:
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{
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MapgenV7Params *v7params = (MapgenV7Params *)mgparams;
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v7params->np_terrain = settings->getNoiseParams("mgv7_np_terrain");
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v7params->np_bgroup = settings->getNoiseParams("mgv7_np_bgroup");
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v7params->np_heat = settings->getNoiseParams("mgv7_np_heat");
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v7params->np_humidity = settings->getNoiseParams("mgv7_np_humidity");
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if (!v7params->np_terrain || !v7params->np_bgroup ||
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!v7params->np_heat || !v7params->np_humidity) {
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delete mgparams;
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return NULL;
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}
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break;
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}
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default:
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delete mgparams;
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return NULL;
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}
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return mgparams;
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}
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/////////////////////////////////// legacy static functions for farmesh
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