minetest/src/mapgen_v7.h
paramat 2652d8db19 CavesRandomWalk: Make 'lava_depth' a mapgen parameter
As with 'large_cave_depth', lava depth was previously a fixed y value and
therefore incompatible with the ability to shift terrain vertically.

Add 'lava_depth' mapgen parameter to mgflat, mgfractal, mgv5, mgv7.
2017-06-22 03:14:56 +01:00

112 lines
3.1 KiB
C++

/*
Minetest
Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
Copyright (C) 2014-2017 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.
*/
#ifndef MAPGEN_V7_HEADER
#define MAPGEN_V7_HEADER
#include "mapgen.h"
//////////// Mapgen V7 flags
#define MGV7_MOUNTAINS 0x01
#define MGV7_RIDGES 0x02
#define MGV7_FLOATLANDS 0x04
#define MGV7_CAVERNS 0x08
class BiomeManager;
extern FlagDesc flagdesc_mapgen_v7[];
struct MapgenV7Params : public MapgenParams {
u32 spflags = MGV7_MOUNTAINS | MGV7_RIDGES | MGV7_CAVERNS;
float cave_width = 0.09f;
s16 large_cave_depth = -33;
s16 lava_depth = -256;
float float_mount_density = 0.6f;
float float_mount_height = 128.0f;
s16 floatland_level = 1280;
s16 shadow_limit = 1024;
s16 cavern_limit = -256;
s16 cavern_taper = 256;
float cavern_threshold = 0.7f;
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_floatland_base;
NoiseParams np_float_base_height;
NoiseParams np_mountain;
NoiseParams np_ridge;
NoiseParams np_cavern;
NoiseParams np_cave1;
NoiseParams np_cave2;
MapgenV7Params();
~MapgenV7Params() {}
void readParams(const Settings *settings);
void writeParams(Settings *settings) const;
};
class MapgenV7 : public MapgenBasic {
public:
MapgenV7(int mapgenid, 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);
bool getFloatlandMountainFromMap(int idx_xyz, int idx_xz, s16 y);
void floatBaseExtentFromMap(s16 *float_base_min, s16 *float_base_max, int idx_xz);
int generateTerrain();
void generateRidgeTerrain();
private:
s16 large_cave_depth;
float float_mount_density;
float float_mount_height;
s16 floatland_level;
s16 shadow_limit;
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_floatland_base;
Noise *noise_float_base_height;
Noise *noise_mountain;
Noise *noise_ridge;
};
#endif