#include "emerge.h"
#include "dungeongen.h"
#include "cavegen.h"
-#include "treegen.h"
#include "mg_biome.h"
#include "mg_ore.h"
#include "mg_decoration.h"
FlagDesc flagdesc_mapgen_v5[] = {
- {NULL, 0}
+ {"caverns", MGV5_CAVERNS},
+ {NULL, 0}
};
-MapgenV5::MapgenV5(int mapgenid, MapgenParams *params, EmergeManager *emerge)
+MapgenV5::MapgenV5(int mapgenid, MapgenV5Params *params, EmergeManager *emerge)
: MapgenBasic(mapgenid, params, emerge)
{
- this->m_emerge = emerge;
- this->bmgr = emerge->biomemgr;
-
- // amount of elements to skip for the next index
- // for noise/height/biome maps (not vmanip)
- this->ystride = csize.X;
-
- this->heightmap = new s16[csize.X * csize.Z];
-
- MapgenV5Params *sp = (MapgenV5Params *)params->sparams;
-
- this->spflags = sp->spflags;
- this->cave_width = sp->cave_width;
+ this->spflags = params->spflags;
+ this->cave_width = params->cave_width;
+ this->cavern_limit = params->cavern_limit;
+ this->cavern_taper = params->cavern_taper;
+ this->cavern_threshold = params->cavern_threshold;
// Terrain noise
- noise_filler_depth = new Noise(&sp->np_filler_depth, seed, csize.X, csize.Z);
- noise_factor = new Noise(&sp->np_factor, seed, csize.X, csize.Z);
- noise_height = new Noise(&sp->np_height, seed, csize.X, csize.Z);
+ noise_filler_depth = new Noise(¶ms->np_filler_depth, seed, csize.X, csize.Z);
+ noise_factor = new Noise(¶ms->np_factor, seed, csize.X, csize.Z);
+ noise_height = new Noise(¶ms->np_height, seed, csize.X, csize.Z);
// 3D terrain noise
// 1-up 1-down overgeneration
- noise_ground = new Noise(&sp->np_ground, seed, csize.X, csize.Y + 2, csize.Z);
-
- MapgenBasic::np_cave1 = sp->np_cave1;
- MapgenBasic::np_cave2 = sp->np_cave2;
-
- //// Initialize biome generator
- biomegen = emerge->biomemgr->createBiomeGen(
- BIOMEGEN_ORIGINAL, params->bparams, csize);
- biomemap = biomegen->biomemap;
-
- //// Resolve nodes to be used
- c_stone = ndef->getId("mapgen_stone");
- c_water_source = ndef->getId("mapgen_water_source");
- c_lava_source = ndef->getId("mapgen_lava_source");
- c_desert_stone = ndef->getId("mapgen_desert_stone");
- c_ice = ndef->getId("mapgen_ice");
- c_sandstone = ndef->getId("mapgen_sandstone");
-
- c_cobble = ndef->getId("mapgen_cobble");
- c_stair_cobble = ndef->getId("mapgen_stair_cobble");
- c_mossycobble = ndef->getId("mapgen_mossycobble");
- c_sandstonebrick = ndef->getId("mapgen_sandstonebrick");
- c_stair_sandstonebrick = ndef->getId("mapgen_stair_sandstonebrick");
-
- if (c_ice == CONTENT_IGNORE)
- c_ice = CONTENT_AIR;
- if (c_mossycobble == CONTENT_IGNORE)
- c_mossycobble = c_cobble;
- if (c_stair_cobble == CONTENT_IGNORE)
- c_stair_cobble = c_cobble;
- if (c_sandstonebrick == CONTENT_IGNORE)
- c_sandstonebrick = c_sandstone;
- if (c_stair_sandstonebrick == CONTENT_IGNORE)
- c_stair_sandstonebrick = c_sandstone;
+ noise_ground = new Noise(¶ms->np_ground, seed, csize.X, csize.Y + 2, csize.Z);
+ // 1 down overgeneration
+ MapgenBasic::np_cave1 = params->np_cave1;
+ MapgenBasic::np_cave2 = params->np_cave2;
+ MapgenBasic::np_cavern = params->np_cavern;
}
delete noise_factor;
delete noise_height;
delete noise_ground;
-
- delete biomegen;
-
- delete[] heightmap;
}
MapgenV5Params::MapgenV5Params()
{
- spflags = 0;
- cave_width = 0.125;
+ spflags = MGV5_CAVERNS;
+ cave_width = 0.125;
+ cavern_limit = -256;
+ cavern_taper = 256;
+ cavern_threshold = 0.7;
np_filler_depth = NoiseParams(0, 1, v3f(150, 150, 150), 261, 4, 0.7, 2.0);
np_factor = NoiseParams(0, 1, v3f(250, 250, 250), 920381, 3, 0.45, 2.0);
np_height = NoiseParams(0, 10, v3f(250, 250, 250), 84174, 4, 0.5, 2.0);
+ np_ground = NoiseParams(0, 40, v3f(80, 80, 80), 983240, 4, 0.55, 2.0, NOISE_FLAG_EASED);
np_cave1 = NoiseParams(0, 12, v3f(50, 50, 50), 52534, 4, 0.5, 2.0);
np_cave2 = NoiseParams(0, 12, v3f(50, 50, 50), 10325, 4, 0.5, 2.0);
- np_ground = NoiseParams(0, 40, v3f(80, 80, 80), 983240, 4, 0.55, 2.0, NOISE_FLAG_EASED);
+ np_cavern = NoiseParams(0, 1, v3f(384, 128, 384), 723, 5, 0.63, 2.0);
}
-//#define CAVE_NOISE_SCALE 12.0
-//#define CAVE_NOISE_THRESHOLD (1.5/CAVE_NOISE_SCALE) = 0.125
-
-
void MapgenV5Params::readParams(const Settings *settings)
{
- settings->getFlagStrNoEx("mgv5_spflags", spflags, flagdesc_mapgen_v5);
- settings->getFloatNoEx("mgv5_cave_width", cave_width);
+ settings->getFlagStrNoEx("mgv5_spflags", spflags, flagdesc_mapgen_v5);
+ settings->getFloatNoEx("mgv5_cave_width", cave_width);
+ settings->getS16NoEx("mgv5_cavern_limit", cavern_limit);
+ settings->getS16NoEx("mgv5_cavern_taper", cavern_taper);
+ settings->getFloatNoEx("mgv5_cavern_threshold", cavern_threshold);
settings->getNoiseParams("mgv5_np_filler_depth", np_filler_depth);
settings->getNoiseParams("mgv5_np_factor", np_factor);
settings->getNoiseParams("mgv5_np_height", np_height);
+ settings->getNoiseParams("mgv5_np_ground", np_ground);
settings->getNoiseParams("mgv5_np_cave1", np_cave1);
settings->getNoiseParams("mgv5_np_cave2", np_cave2);
- settings->getNoiseParams("mgv5_np_ground", np_ground);
+ settings->getNoiseParams("mgv5_np_cavern", np_cavern);
}
void MapgenV5Params::writeParams(Settings *settings) const
{
- settings->setFlagStr("mgv5_spflags", spflags, flagdesc_mapgen_v5, U32_MAX);
- settings->setFloat("mgv5_cave_width", cave_width);
+ settings->setFlagStr("mgv5_spflags", spflags, flagdesc_mapgen_v5, U32_MAX);
+ settings->setFloat("mgv5_cave_width", cave_width);
+ settings->setS16("mgv5_cavern_limit", cavern_limit);
+ settings->setS16("mgv5_cavern_taper", cavern_taper);
+ settings->setFloat("mgv5_cavern_threshold", cavern_threshold);
settings->setNoiseParams("mgv5_np_filler_depth", np_filler_depth);
settings->setNoiseParams("mgv5_np_factor", np_factor);
settings->setNoiseParams("mgv5_np_height", np_height);
+ settings->setNoiseParams("mgv5_np_ground", np_ground);
settings->setNoiseParams("mgv5_np_cave1", np_cave1);
settings->setNoiseParams("mgv5_np_cave2", np_cave2);
- settings->setNoiseParams("mgv5_np_ground", np_ground);
+ settings->setNoiseParams("mgv5_np_cavern", np_cavern);
}
// Create a block-specific seed
blockseed = getBlockSeed2(full_node_min, seed);
- // Make some noise
- calculateNoise();
-
// Generate base terrain
s16 stone_surface_max_y = generateBaseTerrain();
// Init biome generator, place biome-specific nodes, and build biomemap
biomegen->calcBiomeNoise(node_min);
- biomegen->getBiomes(heightmap);
MgStoneType stone_type = generateBiomes();
- // Generate caves
- if ((flags & MG_CAVES) && (stone_surface_max_y >= node_min.Y))
- generateCaves(stone_surface_max_y, MGV5_LARGE_CAVE_DEPTH);
+ // Generate caverns, tunnels and classic caves
+ if (flags & MG_CAVES) {
+ bool near_cavern = false;
+ // Generate caverns
+ if (spflags & MGV5_CAVERNS)
+ near_cavern = generateCaverns(stone_surface_max_y);
+ // Generate tunnels and classic caves
+ if (near_cavern)
+ // Disable classic caves in this mapchunk by setting
+ // 'large cave depth' to world base. Avoids excessive liquid in
+ // large caverns and floating blobs of overgenerated liquid.
+ generateCaves(stone_surface_max_y, -MAX_MAP_GENERATION_LIMIT);
+ else
+ generateCaves(stone_surface_max_y, MGV5_LARGE_CAVE_DEPTH);
+ }
// Generate dungeons and desert temples
- if ((flags & MG_DUNGEONS) && (stone_surface_max_y >= node_min.Y)) {
- DungeonParams dp;
-
- dp.np_rarity = nparams_dungeon_rarity;
- dp.np_density = nparams_dungeon_density;
- dp.np_wetness = nparams_dungeon_wetness;
- dp.c_water = c_water_source;
- if (stone_type == MGSTONE_STONE) {
- dp.c_cobble = c_cobble;
- dp.c_moss = c_mossycobble;
- dp.c_stair = c_stair_cobble;
-
- dp.diagonal_dirs = false;
- dp.mossratio = 3.0;
- dp.holesize = v3s16(1, 2, 1);
- dp.roomsize = v3s16(0, 0, 0);
- dp.notifytype = GENNOTIFY_DUNGEON;
- } else if (stone_type == MGSTONE_DESERT_STONE) {
- dp.c_cobble = c_desert_stone;
- dp.c_moss = c_desert_stone;
- dp.c_stair = c_desert_stone;
-
- dp.diagonal_dirs = true;
- dp.mossratio = 0.0;
- dp.holesize = v3s16(2, 3, 2);
- dp.roomsize = v3s16(2, 5, 2);
- dp.notifytype = GENNOTIFY_TEMPLE;
- } else if (stone_type == MGSTONE_SANDSTONE) {
- dp.c_cobble = c_sandstonebrick;
- dp.c_moss = c_sandstonebrick;
- dp.c_stair = c_sandstonebrick;
-
- dp.diagonal_dirs = false;
- dp.mossratio = 0.0;
- dp.holesize = v3s16(2, 2, 2);
- dp.roomsize = v3s16(2, 0, 2);
- dp.notifytype = GENNOTIFY_DUNGEON;
- }
-
- DungeonGen dgen(this, &dp);
- dgen.generate(blockseed, full_node_min, full_node_max);
- }
+ if (flags & MG_DUNGEONS)
+ generateDungeons(stone_surface_max_y, stone_type);
// Generate the registered decorations
if (flags & MG_DECORATIONS)
}
-void MapgenV5::calculateNoise()
-{
- //TimeTaker t("calculateNoise", NULL, PRECISION_MICRO);
- s16 x = node_min.X;
- s16 y = node_min.Y - 1;
- s16 z = node_min.Z;
-
- noise_factor->perlinMap2D(x, z);
- noise_height->perlinMap2D(x, z);
- noise_ground->perlinMap3D(x, y, z);
-
- // Cave noises are calculated in generateCaves()
- // only if solid terrain is present in mapchunk
-
- noise_filler_depth->perlinMap2D(x, z);
-
- //printf("calculateNoise: %dus\n", t.stop());
-}
-
-
-//bool is_cave(u32 index) {
-// double d1 = contour(noise_cave1->result[index]);
-// double d2 = contour(noise_cave2->result[index]);
-// return d1*d2 > CAVE_NOISE_THRESHOLD;
-//}
-
-//bool val_is_ground(v3s16 p, u32 index, u32 index2d) {
-// double f = 0.55 + noise_factor->result[index2d];
-// if(f < 0.01)
-// f = 0.01;
-// else if(f >= 1.0)
-// f *= 1.6;
-// double h = WATER_LEVEL + 10 * noise_height->result[index2d];
-// return (noise_ground->result[index] * f > (double)p.Y - h);
-//}
-
-
int MapgenV5::generateBaseTerrain()
{
u32 index = 0;
u32 index2d = 0;
int stone_surface_max_y = -MAX_MAP_GENERATION_LIMIT;
+ noise_factor->perlinMap2D(node_min.X, node_min.Z);
+ noise_height->perlinMap2D(node_min.X, node_min.Z);
+ noise_ground->perlinMap3D(node_min.X, node_min.Y - 1, node_min.Z);
+
for (s16 z=node_min.Z; z<=node_max.Z; z++) {
for (s16 y=node_min.Y - 1; y<=node_max.Y + 1; y++) {
u32 vi = vm->m_area.index(node_min.X, y, z);
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