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Mgcarpathian: Remove insignificant 'base' noise variation (#7209)
Was only +-1 node over a scale of thousands of nodes. Replace with 'base_level' parameter value.
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@ -1509,6 +1509,9 @@ mgv7_np_cave2 (Cave2 noise) noise_params_3d 0, 12, (67, 67, 67), 10325, 3, 0.5,
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# Flags starting with 'no' are used to explicitly disable them.
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mgcarpathian_spflags (Mapgen Carpathian specific flags) flags caverns caverns,nocaverns
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# Defines the base ground level.
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mgcarpathian_base_level (Base ground level) float 12.0
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# Controls width of tunnels, a smaller value creates wider tunnels.
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mgcarpathian_cave_width (Cave width) float 0.09
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@ -1535,9 +1538,6 @@ mgcarpathian_dungeon_ymax (Dungeon maximum Y) int 31000
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[**Noises]
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# 2D noise that defines the base ground level.
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mgcarpathian_np_base (Base ground noise) noise_params_2d 12, 1, (2557, 2557, 2557), 6538, 4, 0.8, 0.5, eased
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# Variation of biome filler depth.
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mgcarpathian_np_filler_depth (Filler depth noise) noise_params_2d 0, 1, (128, 128, 128), 261, 3, 0.7, 2.0, eased
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@ -54,6 +54,8 @@ MapgenCarpathian::MapgenCarpathian(
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int mapgenid, MapgenCarpathianParams *params, EmergeManager *emerge)
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: MapgenBasic(mapgenid, params, emerge)
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{
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base_level = params->base_level;
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spflags = params->spflags;
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cave_width = params->cave_width;
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large_cave_depth = params->large_cave_depth;
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@ -67,7 +69,6 @@ MapgenCarpathian::MapgenCarpathian(
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grad_wl = 1 - water_level;
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//// 2D Terrain noise
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noise_base = new Noise(¶ms->np_base, seed, csize.X, csize.Z);
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noise_filler_depth = new Noise(¶ms->np_filler_depth, seed, csize.X, csize.Z);
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noise_height1 = new Noise(¶ms->np_height1, seed, csize.X, csize.Z);
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noise_height2 = new Noise(¶ms->np_height2, seed, csize.X, csize.Z);
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@ -93,7 +94,6 @@ MapgenCarpathian::MapgenCarpathian(
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MapgenCarpathian::~MapgenCarpathian()
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{
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delete noise_base;
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delete noise_filler_depth;
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delete noise_height1;
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delete noise_height2;
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@ -110,7 +110,6 @@ MapgenCarpathian::~MapgenCarpathian()
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MapgenCarpathianParams::MapgenCarpathianParams():
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np_base (12, 1, v3f(2557, 2557, 2557), 6538, 4, 0.8, 0.5),
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np_filler_depth (0, 1, v3f(128, 128, 128), 261, 3, 0.7, 2.0),
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np_height1 (0, 5, v3f(251, 251, 251), 9613, 5, 0.5, 2.0),
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np_height2 (0, 5, v3f(383, 383, 383), 1949, 5, 0.5, 2.0),
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@ -133,6 +132,7 @@ MapgenCarpathianParams::MapgenCarpathianParams():
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void MapgenCarpathianParams::readParams(const Settings *settings)
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{
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settings->getFlagStrNoEx("mgcarpathian_spflags", spflags, flagdesc_mapgen_carpathian);
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settings->getFloatNoEx("mgcarpathian_base_level", base_level);
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settings->getFloatNoEx("mgcarpathian_cave_width", cave_width);
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settings->getS16NoEx("mgcarpathian_large_cave_depth", large_cave_depth);
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settings->getS16NoEx("mgcarpathian_lava_depth", lava_depth);
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@ -142,7 +142,6 @@ void MapgenCarpathianParams::readParams(const Settings *settings)
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settings->getS16NoEx("mgcarpathian_dungeon_ymin", dungeon_ymin);
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settings->getS16NoEx("mgcarpathian_dungeon_ymax", dungeon_ymax);
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settings->getNoiseParams("mgcarpathian_np_base", np_base);
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settings->getNoiseParams("mgcarpathian_np_filler_depth", np_filler_depth);
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settings->getNoiseParams("mgcarpathian_np_height1", np_height1);
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settings->getNoiseParams("mgcarpathian_np_height2", np_height2);
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@ -164,6 +163,7 @@ void MapgenCarpathianParams::readParams(const Settings *settings)
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void MapgenCarpathianParams::writeParams(Settings *settings) const
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{
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settings->setFlagStr("mgcarpathian_spflags", spflags, flagdesc_mapgen_carpathian, U32_MAX);
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settings->setFloat("mgcarpathian_base_level", base_level);
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settings->setFloat("mgcarpathian_cave_width", cave_width);
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settings->setS16("mgcarpathian_large_cave_depth", large_cave_depth);
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settings->setS16("mgcarpathian_lava_depth", lava_depth);
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@ -173,7 +173,6 @@ void MapgenCarpathianParams::writeParams(Settings *settings) const
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settings->setS16("mgcarpathian_dungeon_ymin", dungeon_ymin);
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settings->setS16("mgcarpathian_dungeon_ymax", dungeon_ymax);
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settings->setNoiseParams("mgcarpathian_np_base", np_base);
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settings->setNoiseParams("mgcarpathian_np_filler_depth", np_filler_depth);
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settings->setNoiseParams("mgcarpathian_np_height1", np_height1);
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settings->setNoiseParams("mgcarpathian_np_height2", np_height2);
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@ -313,7 +312,6 @@ int MapgenCarpathian::getSpawnLevelAtPoint(v2s16 p)
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float MapgenCarpathian::terrainLevelAtPoint(s16 x, s16 z)
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{
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float ground = NoisePerlin2D(&noise_base->np, x, z, seed);
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float height1 = NoisePerlin2D(&noise_height1->np, x, z, seed);
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float height2 = NoisePerlin2D(&noise_height2->np, x, z, seed);
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float height3 = NoisePerlin2D(&noise_height3->np, x, z, seed);
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@ -355,7 +353,7 @@ float MapgenCarpathian::terrainLevelAtPoint(s16 x, s16 z)
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// Final terrain level
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float mountains = hills + ridged_mountains + step_mountains;
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float surface_level = ground + mountains + grad;
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float surface_level = base_level + mountains + grad;
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if (y > surface_level && height < 0)
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height = y;
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@ -375,7 +373,6 @@ int MapgenCarpathian::generateTerrain()
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MapNode mn_water(c_water_source);
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// Calculate noise for terrain generation
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noise_base->perlinMap2D(node_min.X, node_min.Z);
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noise_height1->perlinMap2D(node_min.X, node_min.Z);
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noise_height2->perlinMap2D(node_min.X, node_min.Z);
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noise_height3->perlinMap2D(node_min.X, node_min.Z);
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@ -395,9 +392,6 @@ int MapgenCarpathian::generateTerrain()
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for (s16 z = node_min.Z; z <= node_max.Z; z++)
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for (s16 x = node_min.X; x <= node_max.X; x++, index2d++) {
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// Base terrain
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float ground = noise_base->result[index2d];
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// Hill/Mountain height (hilliness)
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float height1 = noise_height1->result[index2d];
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float height2 = noise_height2->result[index2d];
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@ -452,7 +446,7 @@ int MapgenCarpathian::generateTerrain()
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// Final terrain level
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float mountains = hills + ridged_mountains + step_mountains;
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float surface_level = ground + mountains + grad;
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float surface_level = base_level + mountains + grad;
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if (y < surface_level) {
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vm->m_data[vi] = mn_stone; // Stone
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@ -33,6 +33,8 @@ extern FlagDesc flagdesc_mapgen_carpathian[];
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struct MapgenCarpathianParams : public MapgenParams
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{
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float base_level = 12.0f;
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u32 spflags = MGCARPATHIAN_CAVERNS;
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float cave_width = 0.09f;
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s16 large_cave_depth = -33;
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@ -43,7 +45,6 @@ struct MapgenCarpathianParams : public MapgenParams
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s16 dungeon_ymin = -31000;
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s16 dungeon_ymax = 31000;
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NoiseParams np_base;
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NoiseParams np_filler_depth;
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NoiseParams np_height1;
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NoiseParams np_height2;
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@ -83,12 +84,13 @@ public:
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int getSpawnLevelAtPoint(v2s16 p);
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private:
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s16 large_cave_depth;
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float base_level;
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s32 grad_wl;
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s16 large_cave_depth;
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s16 dungeon_ymin;
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s16 dungeon_ymax;
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Noise *noise_base;
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Noise *noise_height1;
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Noise *noise_height2;
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Noise *noise_height3;
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