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/*
Minetest
Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
Copyright (C) 2014-2018 paramat
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 V7 flags
#define MGV7_MOUNTAINS 0x01
#define MGV7_RIDGES 0x02
#define MGV7_FLOATLANDS 0x04
#define MGV7_CAVERNS 0x08
#define MGV7_BIOMEREPEAT 0x10 // Now unused
class BiomeManager;
extern FlagDesc flagdesc_mapgen_v7[];
struct MapgenV7Params : public MapgenParams {
u32 spflags = MGV7_MOUNTAINS | MGV7_RIDGES | MGV7_CAVERNS;
s16 mount_zero_level = 0;
float cave_width = 0.09f;
s16 large_cave_depth = -33;
u16 small_cave_num_min = 0;
u16 small_cave_num_max = 0;
u16 large_cave_num_min = 0;
u16 large_cave_num_max = 2;
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_base;
NoiseParams np_terrain_alt;
NoiseParams np_terrain_persist;
NoiseParams np_height_select;
NoiseParams np_filler_depth;
NoiseParams np_mount_height;
NoiseParams np_ridge_uwater;
NoiseParams np_mountain;
NoiseParams np_ridge;
NoiseParams np_cavern;
NoiseParams np_cave1;
NoiseParams np_cave2;
NoiseParams np_dungeons;
MapgenV7Params();
~MapgenV7Params() = default;
void readParams(const Settings *settings);
void writeParams(Settings *settings) const;
};
class MapgenV7 : public MapgenBasic {
public:
MapgenV7(MapgenV7Params *params, EmergeManager *emerge);
~MapgenV7();
virtual MapgenType getType() const { return MAPGEN_V7; }
virtual void makeChunk(BlockMakeData *data);
int getSpawnLevelAtPoint(v2s16 p);
float baseTerrainLevelAtPoint(s16 x, s16 z);
float baseTerrainLevelFromMap(int index);
bool getMountainTerrainAtPoint(s16 x, s16 y, s16 z);
bool getMountainTerrainFromMap(int idx_xyz, int idx_xz, s16 y);
int generateTerrain();
void generateRidgeTerrain();
private:
s16 mount_zero_level;
Noise *noise_terrain_base;
Noise *noise_terrain_alt;
Noise *noise_terrain_persist;
Noise *noise_height_select;
Noise *noise_mount_height;
Noise *noise_ridge_uwater;
Noise *noise_mountain;
Noise *noise_ridge;
};
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