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 extern NoiseParams nparams_v7_def_terrain_base;
26 extern NoiseParams nparams_v7_def_terrain_alt;
27 extern NoiseParams nparams_v7_def_terrain_mod;
28 extern NoiseParams nparams_v7_def_terrain_persist;
29 extern NoiseParams nparams_v7_def_height_select;
30 extern NoiseParams nparams_v7_def_ridge;
32 struct MapgenV7Params : public MapgenParams {
33 NoiseParams *np_terrain_base;
34 NoiseParams *np_terrain_alt;
35 NoiseParams *np_terrain_mod;
36 NoiseParams *np_terrain_persist;
37 NoiseParams *np_height_select;
38 NoiseParams *np_ridge;
41 np_terrain_base = &nparams_v7_def_terrain_base;
42 np_terrain_alt = &nparams_v7_def_terrain_alt;
43 np_terrain_mod = &nparams_v7_def_terrain_mod;
44 np_terrain_persist = &nparams_v7_def_terrain_persist;
45 np_height_select = &nparams_v7_def_height_select;
46 np_ridge = &nparams_v7_def_ridge;
49 bool readParams(Settings *settings);
50 void writeParams(Settings *settings);
53 class MapgenV7 : public Mapgen {
55 EmergeManager *emerge;
56 BiomeDefManager *bmgr;
72 Noise *noise_terrain_base;
73 Noise *noise_terrain_alt;
74 Noise *noise_terrain_mod;
75 Noise *noise_terrain_persist;
76 Noise *noise_height_select;
81 Noise *noise_humidity;
85 content_t c_dirt_with_grass;
87 content_t c_water_source;
88 content_t c_lava_source;
91 content_t c_desert_sand;
92 content_t c_desert_stone;
94 MapgenV7(int mapgenid, MapgenV7Params *params, EmergeManager *emerge);
97 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 void calculateNoise();
106 void generateTerrain();
108 //void carveRivers(); //experimental
113 void generateCaves(int max_stone_y);
116 struct MapgenFactoryV7 : public MapgenFactory {
117 Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge) {
118 return new MapgenV7(mgid, (MapgenV7Params *)params, emerge);
121 MapgenParams *createMapgenParams() {
122 return new MapgenV7Params();