+/////////////////// Mapgen flags
+#define MG_TREES 0x01
+#define MG_CAVES 0x02
+#define MG_DUNGEONS 0x04
+#define MGV6_FORESTS 0x08
+#define MGV6_BIOME_BLEND 0x10
+
+#define AVERAGE_MUD_AMOUNT 4
+
+/////////////////// Mapgen V6 perlin noise default values
+NoiseParams nparams_v6_def_terrain_base =
+ {-AVERAGE_MUD_AMOUNT, 20.0, v3f(250.0, 250.0, 250.0), 82341, 5, 0.6};
+NoiseParams nparams_v6_def_terrain_higher =
+ {20.0, 16.0, v3f(500.0, 500.0, 500.0), 85309, 5, 0.6};
+NoiseParams nparams_v6_def_steepness =
+ {0.85, 0.5, v3f(125.0, 125.0, 125.0), -932, 5, 0.7};
+NoiseParams nparams_v6_def_height_select =
+ {0.5, 1.0, v3f(250.0, 250.0, 250.0), 4213, 5, 0.69};
+NoiseParams nparams_v6_def_trees =
+ {0.0, 1.0, v3f(125.0, 125.0, 125.0), 2, 4, 0.66};
+NoiseParams nparams_v6_def_mud =
+ {AVERAGE_MUD_AMOUNT, 2.0, v3f(200.0, 200.0, 200.0), 91013, 3, 0.55};
+NoiseParams nparams_v6_def_beach =
+ {0.0, 1.0, v3f(250.0, 250.0, 250.0), 59420, 3, 0.50};
+NoiseParams nparams_v6_def_biome =
+ {0.0, 1.0, v3f(250.0, 250.0, 250.0), 9130, 3, 0.50};
+NoiseParams nparams_v6_def_cave =
+ {6.0, 6.0, v3f(250.0, 250.0, 250.0), 34329, 3, 0.50};
+
+/////////////////// Mapgen V7 perlin noise default values
+NoiseParams nparams_v7_def_terrain =
+ {10.0, 12.0, v3f(350., 350., 350.), 82341, 5, 0.6}; //terrain
+NoiseParams nparams_v7_def_bgroup =
+ {0.5, 1/(2*1.6), v3f(350., 350., 350.), 5923, 2, 0.60}; //0 to 1
+NoiseParams nparams_v7_def_heat =
+ {25.0, 50.0, v3f(500., 500., 500.), 35293, 1, 0.00}; //-25 to 75
+NoiseParams nparams_v7_def_humidity =
+ {50, 100/(2*1.6), v3f(750., 750., 750.), 12094, 2, 0.60}; //0 to 100
+
+struct MapgenParams {
+ int seed;
+ int water_level;
+ int chunksize;
+ u32 flags;
+
+ MapgenParams() {
+ seed = 0;
+ water_level = 1;
+ chunksize = 5;
+ flags = MG_TREES | MG_CAVES | MGV6_BIOME_BLEND;
+ }
+
+};
+
+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_trees;
+ NoiseParams *np_mud;
+ NoiseParams *np_beach;
+ NoiseParams *np_biome;
+ NoiseParams *np_cave;
+
+ 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_trees = &nparams_v6_def_trees;
+ np_mud = &nparams_v6_def_mud;
+ np_beach = &nparams_v6_def_beach;
+ np_biome = &nparams_v6_def_biome;
+ np_cave = &nparams_v6_def_cave;
+ }
+};
+
+struct MapgenV7Params : public MapgenParams {
+ NoiseParams *np_terrain;
+ NoiseParams *np_bgroup;
+ NoiseParams *np_heat;
+ NoiseParams *np_humidity;
+
+ MapgenV7Params() {
+ np_terrain = &nparams_v7_def_terrain;
+ np_bgroup = &nparams_v7_def_bgroup;
+ np_heat = &nparams_v7_def_heat;
+ np_humidity = &nparams_v7_def_humidity;
+ }
+};
+
+