/*
Minetest
-Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
+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
#define MAPGENV6_HEADER
#include "mapgen.h"
+#include "noise.h"
-#define AVERAGE_MUD_AMOUNT 4
-#define VMANIP_FLAG_CAVE VOXELFLAG_CHECKED1
+#define MGV6_AVERAGE_MUD_AMOUNT 4
+#define MGV6_DESERT_STONE_BASE -32
+#define MGV6_ICE_BASE 0
+#define MGV6_FREQ_HOT 0.4
+#define MGV6_FREQ_SNOW -0.4
+#define MGV6_FREQ_TAIGA 0.5
+#define MGV6_FREQ_JUNGLE 0.5
-enum BiomeType
+//////////// Mapgen V6 flags
+#define MGV6_JUNGLES 0x01
+#define MGV6_BIOMEBLEND 0x02
+#define MGV6_MUDFLOW 0x04
+#define MGV6_SNOWBIOMES 0x08
+#define MGV6_FLAT 0x10
+#define MGV6_TREES 0x20
+
+
+extern FlagDesc flagdesc_mapgen_v6[];
+
+
+enum BiomeV6Type
{
BT_NORMAL,
- BT_DESERT
+ BT_DESERT,
+ BT_JUNGLE,
+ BT_TUNDRA,
+ BT_TAIGA,
};
-extern NoiseParams nparams_v6_def_terrain_base;
-extern NoiseParams nparams_v6_def_terrain_higher;
-extern NoiseParams nparams_v6_def_steepness;
-extern NoiseParams nparams_v6_def_height_select;
-extern NoiseParams nparams_v6_def_mud;
-extern NoiseParams nparams_v6_def_beach;
-extern NoiseParams nparams_v6_def_biome;
-extern NoiseParams nparams_v6_def_cave;
-extern NoiseParams nparams_v6_def_humidity;
-extern NoiseParams nparams_v6_def_trees;
-extern NoiseParams nparams_v6_def_apple_trees;
-
-struct Cave {
- s16 min_tunnel_diameter;
- s16 max_tunnel_diameter;
- int dswitchint;
- u16 tunnel_routepoints;
- int part_max_length_rs;
- bool large_cave_is_flat;
- bool flooded;
-};
struct MapgenV6Params : public MapgenParams {
- float freq_desert;
- float freq_beach;
- NoiseParams *np_terrain_base;
- NoiseParams *np_terrain_higher;
- NoiseParams *np_steepness;
- NoiseParams *np_height_select;
- NoiseParams *np_mud;
- NoiseParams *np_beach;
- NoiseParams *np_biome;
- NoiseParams *np_cave;
- NoiseParams *np_humidity;
- NoiseParams *np_trees;
- NoiseParams *np_apple_trees;
-
- MapgenV6Params() {
- freq_desert = 0.45;
- freq_beach = 0.15;
- np_terrain_base = &nparams_v6_def_terrain_base;
- np_terrain_higher = &nparams_v6_def_terrain_higher;
- np_steepness = &nparams_v6_def_steepness;
- np_height_select = &nparams_v6_def_height_select;
- np_mud = &nparams_v6_def_mud;
- np_beach = &nparams_v6_def_beach;
- np_biome = &nparams_v6_def_biome;
- np_cave = &nparams_v6_def_cave;
- np_humidity = &nparams_v6_def_humidity;
- np_trees = &nparams_v6_def_trees;
- np_apple_trees = &nparams_v6_def_apple_trees;
-
- }
-
- bool readParams(Settings *settings);
- void writeParams(Settings *settings);
+ u32 spflags = MGV6_JUNGLES | MGV6_SNOWBIOMES | MGV6_TREES |
+ MGV6_BIOMEBLEND | MGV6_MUDFLOW;
+ float freq_desert = 0.45f;
+ float freq_beach = 0.15f;
+ NoiseParams np_terrain_base;
+ NoiseParams np_terrain_higher;
+ NoiseParams np_steepness;
+ NoiseParams np_height_select;
+ NoiseParams np_mud;
+ NoiseParams np_beach;
+ NoiseParams np_biome;
+ NoiseParams np_cave;
+ NoiseParams np_humidity;
+ NoiseParams np_trees;
+ NoiseParams np_apple_trees;
+
+ MapgenV6Params();
+ ~MapgenV6Params() {}
+
+ void readParams(const Settings *settings);
+ void writeParams(Settings *settings) const;
};
+
class MapgenV6 : public Mapgen {
public:
+ EmergeManager *m_emerge;
+
int ystride;
- v3s16 csize;
- u32 flags;
+ u32 spflags;
- u32 blockseed;
v3s16 node_min;
v3s16 node_max;
v3s16 full_node_min;
Noise *noise_mud;
Noise *noise_beach;
Noise *noise_biome;
+ Noise *noise_humidity;
NoiseParams *np_cave;
NoiseParams *np_humidity;
NoiseParams *np_trees;
NoiseParams *np_apple_trees;
float freq_desert;
float freq_beach;
-
+
content_t c_stone;
content_t c_dirt;
content_t c_dirt_with_grass;
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;
+ content_t c_desert_sand;
+ content_t c_dirt_with_snow;
+ content_t c_snow;
+ content_t c_snowblock;
+ content_t c_ice;
- MapgenV6(int mapgenid, MapgenV6Params *params);
+ content_t c_cobble;
+ content_t c_mossycobble;
+ content_t c_stair_cobble;
+ content_t c_stair_desert_stone;
+
+ MapgenV6(int mapgenid, MapgenV6Params *params, EmergeManager *emerge);
~MapgenV6();
-
+
+ virtual MapgenType getType() const { return MAPGEN_V6; }
+
void makeChunk(BlockMakeData *data);
int getGroundLevelAtPoint(v2s16 p);
+ int getSpawnLevelAtPoint(v2s16 p);
float baseTerrainLevel(float terrain_base, float terrain_higher,
- float steepness, float height_select);
+ float steepness, float height_select);
virtual float baseTerrainLevelFromNoise(v2s16 p);
virtual float baseTerrainLevelFromMap(v2s16 p);
virtual float baseTerrainLevelFromMap(int index);
- s16 find_ground_level(v2s16 p2d);
s16 find_stone_level(v2s16 p2d);
bool block_is_underground(u64 seed, v3s16 blockpos);
s16 find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision);
-
+
float getHumidity(v2s16 p);
float getTreeAmount(v2s16 p);
bool getHaveAppleTree(v2s16 p);
virtual float getMudAmount(int index);
bool getHaveBeach(v2s16 p);
bool getHaveBeach(int index);
- BiomeType getBiome(v2s16 p);
- BiomeType getBiome(int index, v2s16 p);
-
+ BiomeV6Type getBiome(v2s16 p);
+ BiomeV6Type getBiome(int index, v2s16 p);
+
u32 get_blockseed(u64 seed, v3s16 p);
-
+
virtual void calculateNoise();
int generateGround();
void addMud();
void flowMud(s16 &mudflow_minpos, s16 &mudflow_maxpos);
- void addDirtGravelBlobs();
+ void moveMud(u32 remove_index, u32 place_index,
+ u32 above_remove_index, v2s16 pos, v3s16 em);
void growGrass();
- void placeTrees();
- virtual void defineCave(Cave &cave, PseudoRandom ps,
- v3s16 node_min, bool large_cave);
- void generateCaves(int max_stone_y);
-};
-
-struct MapgenFactoryV6 : public MapgenFactory {
- Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge) {
- return new MapgenV6(mgid, (MapgenV6Params *)params);
- };
-
- MapgenParams *createMapgenParams() {
- return new MapgenV6Params();
- };
+ void placeTreesAndJungleGrass();
+ virtual void generateCaves(int max_stone_y);
};
#endif