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80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
// Luanti
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// SPDX-License-Identifier: LGPL-2.1-or-later
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// Copyright (C) 2015-2019 paramat
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// Copyright (C) 2015-2016 kwolekr, Ryan Kwolek
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#pragma once
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#include "mapgen.h"
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///////////// Mapgen Fractal flags
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#define MGFRACTAL_TERRAIN 0x01
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class BiomeManager;
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extern const FlagDesc flagdesc_mapgen_fractal[];
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struct MapgenFractalParams : public MapgenParams
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{
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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 dungeon_ymin = -31000;
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s16 dungeon_ymax = 31000;
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u16 fractal = 1;
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u16 iterations = 11;
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v3f scale = v3f(4096.0, 1024.0, 4096.0);
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v3f offset = v3f(1.52, 0.0, 0.0);
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float slice_w = 0.0f;
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float julia_x = 0.267f;
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float julia_y = 0.2f;
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float julia_z = 0.133f;
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float julia_w = 0.067f;
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NoiseParams np_seabed;
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NoiseParams np_filler_depth;
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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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MapgenFractalParams();
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~MapgenFractalParams() = 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 MapgenFractal : public MapgenBasic
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{
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public:
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MapgenFractal(MapgenFractalParams *params, EmergeParams *emerge);
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~MapgenFractal();
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virtual MapgenType getType() const { return MAPGEN_FRACTAL; }
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virtual void makeChunk(BlockMakeData *data);
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int getSpawnLevelAtPoint(v2s16 p);
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bool getFractalAtPoint(s16 x, s16 y, s16 z);
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s16 generateTerrain();
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private:
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u16 formula;
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bool julia;
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u16 fractal;
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u16 iterations;
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v3f scale;
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v3f offset;
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float slice_w;
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float julia_x;
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float julia_y;
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float julia_z;
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float julia_w;
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Noise *noise_seabed = nullptr;
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};
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