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107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
// Luanti
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// SPDX-License-Identifier: LGPL-2.1-or-later
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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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#pragma once
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#include "mapgen.h"
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///////////// Mapgen V7 flags
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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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#define MGV7_BIOMEREPEAT 0x10 // Now unused
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class BiomeManager;
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extern FlagDesc flagdesc_mapgen_v7[];
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struct MapgenV7Params : public MapgenParams {
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s16 mount_zero_level = 0;
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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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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 = 256;
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float cavern_threshold = 0.7f;
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s16 dungeon_ymin = -31000;
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s16 dungeon_ymax = 31000;
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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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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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NoiseParams np_ridge;
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NoiseParams np_floatland;
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NoiseParams np_cavern;
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NoiseParams np_cave1;
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NoiseParams np_cave2;
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NoiseParams np_dungeons;
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MapgenV7Params();
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~MapgenV7Params() = default;
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void readParams(const Settings *settings);
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void writeParams(Settings *settings) const;
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void setDefaultSettings(Settings *settings);
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};
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class MapgenV7 : public MapgenBasic {
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public:
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MapgenV7(MapgenV7Params *params, EmergeParams *emerge);
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~MapgenV7();
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virtual MapgenType getType() const { return MAPGEN_V7; }
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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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bool getRiverChannelFromMap(int idx_xyz, int idx_xz, s16 y);
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bool getFloatlandTerrainFromMap(int idx_xyz, float float_offset);
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int generateTerrain();
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private:
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s16 mount_zero_level;
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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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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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Noise *noise_mount_height;
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Noise *noise_ridge_uwater;
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Noise *noise_mountain;
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Noise *noise_ridge;
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Noise *noise_floatland;
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};
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