3 Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #ifndef MAPGEN_V7_HEADER
21 #define MAPGEN_V7_HEADER
25 /////////////////// Mapgen V7 flags
26 #define MGV7_MOUNTAINS 0x01
27 #define MGV7_RIDGES 0x02
31 extern FlagDesc flagdesc_mapgen_v7[];
34 struct MapgenV7Params : public MapgenSpecificParams {
36 NoiseParams np_terrain_base;
37 NoiseParams np_terrain_alt;
38 NoiseParams np_terrain_persist;
39 NoiseParams np_height_select;
40 NoiseParams np_filler_depth;
41 NoiseParams np_mount_height;
42 NoiseParams np_ridge_uwater;
43 NoiseParams np_mountain;
49 void readParams(Settings *settings);
50 void writeParams(Settings *settings);
53 class MapgenV7 : public Mapgen {
55 EmergeManager *m_emerge;
69 Noise *noise_terrain_base;
70 Noise *noise_terrain_alt;
71 Noise *noise_terrain_persist;
72 Noise *noise_height_select;
73 Noise *noise_filler_depth;
74 Noise *noise_mount_height;
75 Noise *noise_ridge_uwater;
76 Noise *noise_mountain;
80 Noise *noise_humidity;
84 content_t c_dirt_with_grass;
86 content_t c_water_source;
87 content_t c_lava_source;
91 content_t c_desert_sand;
92 content_t c_desert_stone;
94 MapgenV7(int mapgenid, MapgenParams *params, EmergeManager *emerge);
97 virtual void makeChunk(BlockMakeData *data);
98 int getGroundLevelAtPoint(v2s16 p);
99 Biome *getBiomeAtPoint(v3s16 p);
101 float baseTerrainLevelAtPoint(int x, int z);
102 float baseTerrainLevelFromMap(int index);
103 bool getMountainTerrainAtPoint(int x, int y, int z);
104 bool getMountainTerrainFromMap(int idx_xyz, int idx_xz, int y);
106 void calculateNoise();
108 virtual int generateTerrain();
109 int generateBaseTerrain();
110 int generateMountainTerrain(int ymax);
111 void generateRidgeTerrain();
113 void generateBiomes();
116 //void addTopNodes();
118 void generateCaves(int max_stone_y);
121 struct MapgenFactoryV7 : public MapgenFactory {
122 Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge)
124 return new MapgenV7(mgid, params, emerge);
127 MapgenSpecificParams *createMapgenParams()
129 return new MapgenV7Params();