diff options
author | kwolekr <kwolekr@minetest.net> | 2016-05-02 02:24:57 -0400 |
---|---|---|
committer | kwolekr <kwolekr@minetest.net> | 2016-05-27 23:23:58 -0400 |
commit | 87bc39dca733a2cc805bc1071794c4d5d7937115 (patch) | |
tree | 127a2f902e36cb10b399cfbe276fae3b452ebce1 /src/mapgen.h | |
parent | 76f485647983ebd7eb4c3abbca0869d13f76920b (diff) | |
download | hax-minetest-server-87bc39dca733a2cc805bc1071794c4d5d7937115.tar.gz hax-minetest-server-87bc39dca733a2cc805bc1071794c4d5d7937115.zip |
Mapgen: Combine generateBiomes, dustTopNodes, and generateCaves
This commit condenses the above methods into a single implementation used by
V7, V5, Flat, Fractal, and Valleys mapgens and introduces MapgenBasic.
Diffstat (limited to '')
-rw-r--r-- | src/mapgen.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/mapgen.h b/src/mapgen.h index 554ec6084..bee8e786a 100644 --- a/src/mapgen.h +++ b/src/mapgen.h @@ -46,6 +46,7 @@ extern FlagDesc flagdesc_gennotify[]; class Biome; class BiomeGen; struct BiomeParams; +class BiomeManager; class EmergeManager; class MapBlock; class VoxelManipulator; @@ -137,6 +138,16 @@ struct MapgenParams { void save(Settings &settings) const; }; + +/* + Generic interface for map generators. All mapgens must inherit this class. + If a feature exposed by a public member pointer is not supported by a + certain mapgen, it must be set to NULL. + + Apart from makeChunk, getGroundLevelAtPoint, and getSpawnLevelAtPoint, all + methods can be used by constructing a Mapgen base class and setting the + appropriate public members (e.g. vm, ndef, and so on). +*/ class Mapgen { public: int seed; @@ -189,6 +200,51 @@ private: DISABLE_CLASS_COPY(Mapgen); }; +/* + MapgenBasic is a Mapgen implementation that handles basic functionality + the majority of conventional mapgens will probably want to use, but isn't + generic enough to be included as part of the base Mapgen class (such as + generating biome terrain over terrain node skeletons, generating caves, + dungeons, etc.) + + Inherit MapgenBasic instead of Mapgen to add this basic functionality to + your mapgen without having to reimplement it. Feel free to override any of + these methods if you desire different or more advanced behavior. + + Note that you must still create your own generateTerrain implementation when + inheriting MapgenBasic. +*/ +class MapgenBasic : public Mapgen { +public: + EmergeManager *m_emerge; + BiomeManager *bmgr; + + Noise *noise_filler_depth; + Noise *noise_cave1; + Noise *noise_cave2; + + v3s16 node_min; + v3s16 node_max; + v3s16 full_node_min; + v3s16 full_node_max; + + content_t c_stone; + content_t c_water_source; + content_t c_river_water_source; + content_t c_desert_stone; + content_t c_sandstone; + + int ystride; + int zstride_1d; + float cave_width; + + MapgenBasic(int mapgenid, MapgenParams *params, EmergeManager *emerge); + + virtual MgStoneType generateBiomes(); + virtual void dustTopNodes(); + virtual void generateCaves(s16 max_stone_y, s16 large_cave_depth); +}; + struct MapgenFactory { virtual Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge) = 0; |