minetest.git - modified minetest for gpcfs purposes

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Diffstat (limited to 'util/generate-texture-normals.sh')

0 files changed, 0 insertions, 0 deletions

/* Minetest Copyright (C) 2010-2015 kwolekr, Ryan Kwolek <kwolekr@minetest.net> Copyright (C) 2010-2015 paramat, Matt Gregory 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 "mapgen.h" #include "voxel.h" #include "noise.h" #include "mapblock.h" #include "mapnode.h" #include "map.h" #include "content_sao.h" #include "nodedef.h" #include "voxelalgorithms.h" //#include "profiler.h" // For TimeTaker #include "settings.h" // For g_settings #include "emerge.h" #include "dungeongen.h" #include "cavegen.h" #include "treegen.h" #include "mg_biome.h" #include "mg_ore.h" #include "mg_decoration.h" #include "mapgen_v5.h" FlagDesc flagdesc_mapgen_v5[] = { {NULL, 0} }; MapgenV5::MapgenV5(int mapgenid, MapgenV5Params *params, EmergeManager *emerge) : MapgenBasic(mapgenid, params, emerge) { this->spflags = params->spflags; this->cave_width = params->cave_width; // Terrain noise noise_filler_depth = new Noise(&params->np_filler_depth, seed, csize.X, csize.Z); noise_factor = new Noise(&params->np_factor, seed, csize.X, csize.Z); noise_height = new Noise(&params->np_height, seed, csize.X, csize.Z); // 3D terrain noise // 1-up 1-down overgeneration noise_ground = new Noise(&params->np_ground, seed, csize.X, csize.Y + 2, csize.Z); MapgenBasic::np_cave1 = params->np_cave1; MapgenBasic::np_cave2 = params->np_cave2; } MapgenV5::~MapgenV5() { delete noise_filler_depth; delete noise_factor; delete noise_height; delete noise_ground; } MapgenV5Params::MapgenV5Params() { spflags = 0; cave_width = 0.125; np_filler_depth = NoiseParams(0, 1, v3f(150, 150, 150), 261, 4, 0.7, 2.0); np_factor = NoiseParams(0, 1, v3f(250, 250, 250), 920381, 3, 0.45, 2.0); np_height = NoiseParams(0, 10, v3f(250, 250, 250), 84174, 4, 0.5, 2.0); np_cave1 = NoiseParams(0, 12, v3f(50, 50, 50), 52534, 4, 0.5, 2.0); np_cave2 = NoiseParams(0, 12, v3f(50, 50, 50), 10325, 4, 0.5, 2.0); np_ground = NoiseParams(0, 40, v3f(80, 80, 80), 983240, 4, 0.55, 2.0, NOISE_FLAG_EASED); } //#define CAVE_NOISE_SCALE 12.0 //#define CAVE_NOISE_THRESHOLD (1.5/CAVE_NOISE_SCALE) = 0.125 void MapgenV5Params::readParams(const Settings *settings) { settings->getFlagStrNoEx("mgv5_spflags", spflags, flagdesc_mapgen_v5); settings->getFloatNoEx("mgv5_cave_width", cave_width); settings->getNoiseParams("mgv5_np_filler_depth", np_filler_depth); settings->getNoiseParams("mgv5_np_factor", np_factor); settings->getNoiseParams("mgv5_np_height", np_height); settings->getNoiseParams("mgv5_np_cave1", np_cave1); settings->getNoiseParams("mgv5_np_cave2", np_cave2); settings->getNoiseParams("mgv5_np_ground", np_ground); } void MapgenV5Params::writeParams(Settings *settings) const { settings->setFlagStr("mgv5_spflags", spflags, flagdesc_mapgen_v5, U32_MAX); settings->setFloat("mgv5_cave_width", cave_width); settings->setNoiseParams("mgv5_np_filler_depth", np_filler_depth); settings->setNoiseParams("mgv5_np_factor", np_factor); settings->setNoiseParams("mgv5_np_height", np_height); settings->setNoiseParams("mgv5_np_cave1", np_cave1); settings->setNoiseParams("mgv5_np_cave2", np_cave2); settings->setNoiseParams("mgv5_np_ground", np_ground); } int MapgenV5::getSpawnLevelAtPoint(v2s16 p) { //TimeTaker t("getGroundLevelAtPoint", NULL, PRECISION_MICRO); float f = 0.55 + NoisePerlin2D(&noise_factor->np, p.X, p.Y, seed); if (f < 0.01) f = 0.01; else if (f >= 1.0) f *= 1.6; float h = NoisePerlin2D(&noise_height->np, p.X, p.Y, seed); for (s16 y = 128; y >= -128; y--) { float n_ground = NoisePerlin3D(&noise_ground->np, p.X, y, p.Y, seed); if (n_ground * f > y - h) { // If solid // If either top 2 nodes of search are solid this is inside a // mountain or floatland with possibly no space for the player to spawn. if (y >= 127) { return MAX_MAP_GENERATION_LIMIT; // Unsuitable spawn point } else { // Ground below at least 2 nodes of empty space if (y <= water_level || y > water_level + 16) return MAX_MAP_GENERATION_LIMIT; // Unsuitable spawn point else return y; } } } //printf("getGroundLevelAtPoint: %dus\n", t.stop()); return MAX_MAP_GENERATION_LIMIT; // Unsuitable spawn position, no ground found } void MapgenV5::makeChunk(BlockMakeData *data) { // Pre-conditions assert(data->vmanip); assert(data->nodedef); assert(data->blockpos_requested.X >= data->blockpos_min.X && data->blockpos_requested.Y >= data->blockpos_min.Y && data->blockpos_requested.Z >= data->blockpos_min.Z); assert(data->blockpos_requested.X <= data->blockpos_max.X && data->blockpos_requested.Y <= data->blockpos_max.Y && data->blockpos_requested.Z <= data->blockpos_max.Z); this->generating = true; this->vm = data->vmanip; this->ndef = data->nodedef; //TimeTaker t("makeChunk"); v3s16 blockpos_min = data->blockpos_min; v3s16 blockpos_max = data->blockpos_max; node_min = blockpos_min * MAP_BLOCKSIZE; node_max = (blockpos_max + v3s16(1, 1, 1)) * MAP_BLOCKSIZE - v3s16(1, 1, 1); full_node_min = (blockpos_min - 1) * MAP_BLOCKSIZE; full_node_max = (blockpos_max + 2) * MAP_BLOCKSIZE - v3s16(1, 1, 1); // Create a block-specific seed blockseed = getBlockSeed2(full_node_min, seed); // Generate base terrain s16 stone_surface_max_y = generateBaseTerrain(); // Create heightmap updateHeightmap(node_min, node_max); // Init biome generator, place biome-specific nodes, and build biomemap biomegen->calcBiomeNoise(node_min); MgStoneType stone_type = generateBiomes(); // Generate caves if ((flags & MG_CAVES) && (stone_surface_max_y >= node_min.Y)) generateCaves(stone_surface_max_y, MGV5_LARGE_CAVE_DEPTH); // Generate dungeons and desert temples if (flags & MG_DUNGEONS) generateDungeons(stone_surface_max_y, stone_type); // Generate the registered decorations if (flags & MG_DECORATIONS) m_emerge->decomgr->placeAllDecos(this, blockseed, node_min, node_max); // Generate the registered ores m_emerge->oremgr->placeAllOres(this, blockseed, node_min, node_max); // Sprinkle some dust on top after everything else was generated dustTopNodes(); //printf("makeChunk: %dms\n", t.stop()); // Add top and bottom side of water to transforming_liquid queue


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