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/*
Minetest
Copyright (C) 2015-2020 paramat
Copyright (C) 2015-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
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.
*/
#pragma once
#include "mapgen.h"
/////// Mapgen Flat flags
#define MGFLAT_LAKES 0x01
#define MGFLAT_HILLS 0x02
#define MGFLAT_CAVERNS 0x04
class BiomeManager;
extern FlagDesc flagdesc_mapgen_flat[];
struct MapgenFlatParams : public MapgenParams
{
s16 ground_level = 8;
float lake_threshold = -0.45f;
float lake_steepness = 48.0f;
float hill_threshold = 0.45f;
float hill_steepness = 64.0f;
float cave_width = 0.09f;
u16 small_cave_num_min = 0;
u16 small_cave_num_max = 0;
u16 large_cave_num_min = 0;
u16 large_cave_num_max = 2;
s16 large_cave_depth = -33;
float large_cave_flooded = 0.5f;
s16 cavern_limit = -256;
s16 cavern_taper = 256;
float cavern_threshold = 0.7f;
s16 dungeon_ymin = -31000;
s16 dungeon_ymax = 31000;
NoiseParams np_terrain;
NoiseParams np_filler_depth;
NoiseParams np_cavern;
NoiseParams np_cave1;
NoiseParams np_cave2;
NoiseParams np_dungeons;
MapgenFlatParams();
~MapgenFlatParams() = default;
void readParams(const Settings *settings);
void writeParams(Settings *settings) const;
void setDefaultSettings(Settings *settings);
};
class MapgenFlat : public MapgenBasic
{
public:
MapgenFlat(MapgenFlatParams *params, EmergeParams *emerge);
~MapgenFlat();
virtual MapgenType getType() const { return MAPGEN_FLAT; }
virtual void makeChunk(BlockMakeData *data);
int getSpawnLevelAtPoint(v2s16 p);
s16 generateTerrain();
private:
s16 ground_level;
float lake_threshold;
float lake_steepness;
float hill_threshold;
float hill_steepness;
Noise *noise_terrain;
};
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