/*
Minetest
-Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2010-2015 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2010-2015 paramat, Matt Gregory
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
#include "mapgen.h"
-extern NoiseParams nparams_v7_def_terrain_base;
-extern NoiseParams nparams_v7_def_terrain_alt;
-extern NoiseParams nparams_v7_def_terrain_mod;
-extern NoiseParams nparams_v7_def_terrain_persist;
-extern NoiseParams nparams_v7_def_height_select;
-extern NoiseParams nparams_v7_def_ridge;
+//////////// 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 {
- NoiseParams *np_terrain_base;
- NoiseParams *np_terrain_alt;
- NoiseParams *np_terrain_mod;
- NoiseParams *np_terrain_persist;
- NoiseParams *np_height_select;
- NoiseParams *np_ridge;
-
- MapgenV7Params() {
- np_terrain_base = &nparams_v7_def_terrain_base;
- np_terrain_alt = &nparams_v7_def_terrain_alt;
- np_terrain_mod = &nparams_v7_def_terrain_mod;
- np_terrain_persist = &nparams_v7_def_terrain_persist;
- np_height_select = &nparams_v7_def_height_select;
- np_ridge = &nparams_v7_def_ridge;
- }
-
- bool readParams(Settings *settings);
- void writeParams(Settings *settings);
+ u32 spflags;
+ float cave_width;
+ float float_mount_density;
+ float float_mount_height;
+ s16 floatland_level;
+ s16 shadow_limit;
+ s16 cavern_limit;
+ s16 cavern_taper;
+ float cavern_threshold;
+
+ 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 Mapgen {
+class MapgenV7 : public MapgenBasic {
public:
- EmergeManager *emerge;
- BiomeDefManager *bmgr;
-
- int ystride;
- v3s16 csize;
- u32 flags;
-
- u32 blockseed;
- v3s16 node_min;
- v3s16 node_max;
- v3s16 full_node_min;
- v3s16 full_node_max;
-
- s16 *heightmap;
- s16 *ridge_heightmap;
- u8 *biomemap;
-
- Noise *noise_terrain_base;
- Noise *noise_terrain_alt;
- Noise *noise_terrain_mod;
- Noise *noise_terrain_persist;
- Noise *noise_height_select;
-
- Noise *noise_ridge;
-
- Noise *noise_heat;
- Noise *noise_humidity;
-
- content_t c_stone;
- content_t c_dirt;
- content_t c_dirt_with_grass;
- content_t c_sand;
- content_t c_water_source;
- content_t c_lava_source;
- content_t c_gravel;
- content_t c_cobble;
- content_t c_desert_sand;
- content_t c_desert_stone;
-
MapgenV7(int mapgenid, MapgenV7Params *params, EmergeManager *emerge);
~MapgenV7();
-
- void makeChunk(BlockMakeData *data);
- int getGroundLevelAtPoint(v2s16 p);
- Biome *getBiomeAtPoint(v3s16 p);
- float baseTerrainLevelAtPoint(int x, int z);
+ 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);
- void calculateNoise();
- int calcHeightMap();
-
- void generateTerrain();
- void carveRidges();
- //void carveRivers(); //experimental
-
- void testBiomes();
- void addTopNodes();
-
- void generateCaves(int max_stone_y);
-};
+ 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:
+ float float_mount_density;
+ float float_mount_height;
+ s16 floatland_level;
+ s16 shadow_limit;
-struct MapgenFactoryV7 : public MapgenFactory {
- Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge) {
- return new MapgenV7(mgid, (MapgenV7Params *)params, emerge);
- };
-
- MapgenParams *createMapgenParams() {
- return new MapgenV7Params();
- };
+ 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