mirror of https://github.com/minetest/minetest.git
112 lines
2.9 KiB
C++
112 lines
2.9 KiB
C++
/*
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Minetest
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Copyright (C) 2016-2019 Duane Robertson <duane@duanerobertson.com>
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Copyright (C) 2016-2019 paramat
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Based on Valleys Mapgen by Gael de Sailly
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(https://forum.minetest.net/viewtopic.php?f=9&t=11430)
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and mapgen_v7, mapgen_flat by kwolekr and paramat.
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Licensing changed by permission of Gael de Sailly.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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#include "mapgen.h"
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#define MGVALLEYS_ALT_CHILL 0x01
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#define MGVALLEYS_HUMID_RIVERS 0x02
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#define MGVALLEYS_VARY_RIVER_DEPTH 0x04
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#define MGVALLEYS_ALT_DRY 0x08
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class BiomeManager;
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class BiomeGenOriginal;
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extern FlagDesc flagdesc_mapgen_valleys[];
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struct MapgenValleysParams : public MapgenParams {
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u32 spflags = MGVALLEYS_ALT_CHILL | MGVALLEYS_HUMID_RIVERS |
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MGVALLEYS_VARY_RIVER_DEPTH | MGVALLEYS_ALT_DRY;
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u16 altitude_chill = 90;
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u16 river_depth = 4;
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u16 river_size = 5;
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float cave_width = 0.09f;
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s16 large_cave_depth = -33;
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u16 small_cave_num_min = 0;
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u16 small_cave_num_max = 0;
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u16 large_cave_num_min = 0;
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u16 large_cave_num_max = 2;
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float large_cave_flooded = 0.5f;
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s16 cavern_limit = -256;
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s16 cavern_taper = 192;
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float cavern_threshold = 0.6f;
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s16 dungeon_ymin = -31000;
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s16 dungeon_ymax = 63;
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NoiseParams np_filler_depth;
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NoiseParams np_inter_valley_fill;
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NoiseParams np_inter_valley_slope;
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NoiseParams np_rivers;
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NoiseParams np_terrain_height;
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NoiseParams np_valley_depth;
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NoiseParams np_valley_profile;
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NoiseParams np_cave1;
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NoiseParams np_cave2;
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NoiseParams np_cavern;
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NoiseParams np_dungeons;
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MapgenValleysParams();
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~MapgenValleysParams() = default;
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void readParams(const Settings *settings);
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void writeParams(Settings *settings) const;
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};
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class MapgenValleys : public MapgenBasic {
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public:
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MapgenValleys(MapgenValleysParams *params,
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EmergeManager *emerge);
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~MapgenValleys();
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virtual MapgenType getType() const { return MAPGEN_VALLEYS; }
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virtual void makeChunk(BlockMakeData *data);
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int getSpawnLevelAtPoint(v2s16 p);
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private:
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BiomeGenOriginal *m_bgen;
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float altitude_chill;
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float river_depth_bed;
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float river_size_factor;
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Noise *noise_inter_valley_fill;
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Noise *noise_inter_valley_slope;
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Noise *noise_rivers;
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Noise *noise_terrain_height;
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Noise *noise_valley_depth;
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Noise *noise_valley_profile;
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virtual int generateTerrain();
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};
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