2013-04-06 15:19:59 +00:00
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/*
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Minetest
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2020-05-14 21:27:54 +00:00
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Copyright (C) 2014-2020 paramat
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Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
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2013-04-06 15:19:59 +00:00
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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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2017-08-17 20:19:39 +00:00
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#pragma once
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2013-04-06 15:19:59 +00:00
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#include "mapgen.h"
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2017-09-16 23:26:20 +00:00
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///////////// Mapgen V7 flags
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2017-07-13 20:03:16 +00:00
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#define MGV7_MOUNTAINS 0x01
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#define MGV7_RIDGES 0x02
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#define MGV7_FLOATLANDS 0x04
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#define MGV7_CAVERNS 0x08
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2017-09-16 23:26:20 +00:00
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#define MGV7_BIOMEREPEAT 0x10 // Now unused
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2014-02-04 03:42:10 +00:00
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2014-11-13 04:01:13 +00:00
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class BiomeManager;
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2014-02-04 03:42:10 +00:00
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extern FlagDesc flagdesc_mapgen_v7[];
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2016-06-24 22:15:56 +00:00
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struct MapgenV7Params : public MapgenParams {
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2017-07-24 21:50:42 +00:00
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s16 mount_zero_level = 0;
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2020-05-14 21:27:54 +00:00
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s16 floatland_ymin = 1024;
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s16 floatland_ymax = 4096;
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s16 floatland_taper = 256;
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float float_taper_exp = 2.0f;
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float floatland_density = -0.6f;
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s16 floatland_ywater = -31000;
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2018-05-07 02:31:55 +00:00
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float cave_width = 0.09f;
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s16 large_cave_depth = -33;
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2019-11-08 03:09:43 +00:00
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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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2017-06-17 17:11:28 +00:00
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s16 cavern_limit = -256;
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s16 cavern_taper = 256;
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float cavern_threshold = 0.7f;
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2018-02-17 17:43:13 +00:00
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s16 dungeon_ymin = -31000;
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s16 dungeon_ymax = 31000;
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2016-09-16 03:59:25 +00:00
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2013-05-19 03:26:27 +00:00
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NoiseParams np_terrain_base;
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NoiseParams np_terrain_alt;
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NoiseParams np_terrain_persist;
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NoiseParams np_height_select;
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2013-07-06 06:21:35 +00:00
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NoiseParams np_filler_depth;
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NoiseParams np_mount_height;
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NoiseParams np_ridge_uwater;
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NoiseParams np_mountain;
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2013-05-19 03:26:27 +00:00
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NoiseParams np_ridge;
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2020-05-14 21:27:54 +00:00
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NoiseParams np_floatland;
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2017-03-12 13:26:09 +00:00
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NoiseParams np_cavern;
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2015-01-11 13:36:08 +00:00
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NoiseParams np_cave1;
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NoiseParams np_cave2;
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2019-06-01 19:50:43 +00:00
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NoiseParams np_dungeons;
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2014-12-06 09:18:04 +00:00
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2014-02-04 03:42:10 +00:00
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MapgenV7Params();
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2017-08-18 16:18:25 +00:00
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~MapgenV7Params() = default;
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2014-12-06 09:18:04 +00:00
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2015-01-26 11:44:49 +00:00
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void readParams(const Settings *settings);
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void writeParams(Settings *settings) const;
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2020-01-25 15:56:54 +00:00
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void setDefaultSettings(Settings *settings);
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2013-04-06 15:19:59 +00:00
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};
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2018-05-07 02:31:55 +00:00
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2016-05-02 06:24:57 +00:00
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class MapgenV7 : public MapgenBasic {
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2013-04-06 15:19:59 +00:00
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public:
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2020-04-10 00:05:20 +00:00
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MapgenV7(MapgenV7Params *params, EmergeParams *emerge);
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2016-05-22 06:17:19 +00:00
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~MapgenV7();
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2014-12-06 09:18:04 +00:00
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2016-06-14 04:10:55 +00:00
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virtual MapgenType getType() const { return MAPGEN_V7; }
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2016-05-22 06:17:19 +00:00
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virtual void makeChunk(BlockMakeData *data);
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int getSpawnLevelAtPoint(v2s16 p);
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float baseTerrainLevelAtPoint(s16 x, s16 z);
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float baseTerrainLevelFromMap(int index);
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bool getMountainTerrainAtPoint(s16 x, s16 y, s16 z);
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bool getMountainTerrainFromMap(int idx_xyz, int idx_xz, s16 y);
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2020-11-20 16:11:19 +00:00
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bool getRiverChannelFromMap(int idx_xyz, int idx_xz, s16 y);
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2020-05-14 21:27:54 +00:00
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bool getFloatlandTerrainFromMap(int idx_xyz, float float_offset);
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2016-09-16 03:59:25 +00:00
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2016-05-22 06:17:19 +00:00
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int generateTerrain();
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private:
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2017-07-24 21:50:42 +00:00
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s16 mount_zero_level;
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2020-05-14 21:27:54 +00:00
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s16 floatland_ymin;
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s16 floatland_ymax;
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s16 floatland_taper;
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float float_taper_exp;
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float floatland_density;
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s16 floatland_ywater;
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float *float_offset_cache = nullptr;
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2018-05-07 02:31:55 +00:00
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2013-04-06 15:19:59 +00:00
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Noise *noise_terrain_base;
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Noise *noise_terrain_alt;
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Noise *noise_terrain_persist;
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Noise *noise_height_select;
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2013-07-06 06:21:35 +00:00
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Noise *noise_mount_height;
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Noise *noise_ridge_uwater;
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Noise *noise_mountain;
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2013-04-06 15:19:59 +00:00
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Noise *noise_ridge;
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2020-05-14 21:27:54 +00:00
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Noise *noise_floatland;
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2013-04-06 15:19:59 +00:00
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};
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