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authorParamat <paramat@users.noreply.github.com>2018-04-05 21:52:10 +0100
committerGitHub <noreply@github.com>2018-04-05 21:52:10 +0100
commit5701f9e3898e5729e1602bb711af35603c67a964 (patch)
tree3ffd81411a4e6335fc64c1a5d9a5a418d3f81daa /src/mapgen
parentc6975febbab02db306329a93d4ccc3249df209e3 (diff)
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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.
Diffstat (limited to 'src/mapgen')
-rw-r--r--src/mapgen/mapgen_carpathian.cpp18
-rw-r--r--src/mapgen/mapgen_carpathian.h8
2 files changed, 11 insertions, 15 deletions
diff --git a/src/mapgen/mapgen_carpathian.cpp b/src/mapgen/mapgen_carpathian.cpp
index 1e12eafc3..76c215d00 100644
--- a/src/mapgen/mapgen_carpathian.cpp
+++ b/src/mapgen/mapgen_carpathian.cpp
@@ -54,6 +54,8 @@ MapgenCarpathian::MapgenCarpathian(
int mapgenid, MapgenCarpathianParams *params, EmergeManager *emerge)
: MapgenBasic(mapgenid, params, emerge)
{
+ base_level = params->base_level;
+
spflags = params->spflags;
cave_width = params->cave_width;
large_cave_depth = params->large_cave_depth;
@@ -67,7 +69,6 @@ MapgenCarpathian::MapgenCarpathian(
grad_wl = 1 - water_level;
//// 2D Terrain noise
- noise_base = new Noise(&params->np_base, seed, csize.X, csize.Z);
noise_filler_depth = new Noise(&params->np_filler_depth, seed, csize.X, csize.Z);
noise_height1 = new Noise(&params->np_height1, seed, csize.X, csize.Z);
noise_height2 = new Noise(&params->np_height2, seed, csize.X, csize.Z);
@@ -93,7 +94,6 @@ MapgenCarpathian::MapgenCarpathian(
MapgenCarpathian::~MapgenCarpathian()
{
- delete noise_base;
delete noise_filler_depth;
delete noise_height1;
delete noise_height2;
@@ -110,7 +110,6 @@ MapgenCarpathian::~MapgenCarpathian()
MapgenCarpathianParams::MapgenCarpathianParams():
- np_base (12, 1, v3f(2557, 2557, 2557), 6538, 4, 0.8, 0.5),
np_filler_depth (0, 1, v3f(128, 128, 128), 261, 3, 0.7, 2.0),
np_height1 (0, 5, v3f(251, 251, 251), 9613, 5, 0.5, 2.0),
np_height2 (0, 5, v3f(383, 383, 383), 1949, 5, 0.5, 2.0),
@@ -133,6 +132,7 @@ MapgenCarpathianParams::MapgenCarpathianParams():
void MapgenCarpathianParams::readParams(const Settings *settings)
{
settings->getFlagStrNoEx("mgcarpathian_spflags", spflags, flagdesc_mapgen_carpathian);
+ settings->getFloatNoEx("mgcarpathian_base_level", base_level);
settings->getFloatNoEx("mgcarpathian_cave_width", cave_width);
settings->getS16NoEx("mgcarpathian_large_cave_depth", large_cave_depth);
settings->getS16NoEx("mgcarpathian_lava_depth", lava_depth);
@@ -142,7 +142,6 @@ void MapgenCarpathianParams::readParams(const Settings *settings)
settings->getS16NoEx("mgcarpathian_dungeon_ymin", dungeon_ymin);
settings->getS16NoEx("mgcarpathian_dungeon_ymax", dungeon_ymax);
- settings->getNoiseParams("mgcarpathian_np_base", np_base);
settings->getNoiseParams("mgcarpathian_np_filler_depth", np_filler_depth);
settings->getNoiseParams("mgcarpathian_np_height1", np_height1);
settings->getNoiseParams("mgcarpathian_np_height2", np_height2);
@@ -164,6 +163,7 @@ void MapgenCarpathianParams::readParams(const Settings *settings)
void MapgenCarpathianParams::writeParams(Settings *settings) const
{
settings->setFlagStr("mgcarpathian_spflags", spflags, flagdesc_mapgen_carpathian, U32_MAX);
+ settings->setFloat("mgcarpathian_base_level", base_level);
settings->setFloat("mgcarpathian_cave_width", cave_width);
settings->setS16("mgcarpathian_large_cave_depth", large_cave_depth);
settings->setS16("mgcarpathian_lava_depth", lava_depth);
@@ -173,7 +173,6 @@ void MapgenCarpathianParams::writeParams(Settings *settings) const
settings->setS16("mgcarpathian_dungeon_ymin", dungeon_ymin);
settings->setS16("mgcarpathian_dungeon_ymax", dungeon_ymax);
- settings->setNoiseParams("mgcarpathian_np_base", np_base);
settings->setNoiseParams("mgcarpathian_np_filler_depth", np_filler_depth);
settings->setNoiseParams("mgcarpathian_np_height1", np_height1);
settings->setNoiseParams("mgcarpathian_np_height2", np_height2);
@@ -313,7 +312,6 @@ int MapgenCarpathian::getSpawnLevelAtPoint(v2s16 p)
float MapgenCarpathian::terrainLevelAtPoint(s16 x, s16 z)
{
- float ground = NoisePerlin2D(&noise_base->np, x, z, seed);
float height1 = NoisePerlin2D(&noise_height1->np, x, z, seed);
float height2 = NoisePerlin2D(&noise_height2->np, x, z, seed);
float height3 = NoisePerlin2D(&noise_height3->np, x, z, seed);
@@ -355,7 +353,7 @@ float MapgenCarpathian::terrainLevelAtPoint(s16 x, s16 z)
// Final terrain level
float mountains = hills + ridged_mountains + step_mountains;
- float surface_level = ground + mountains + grad;
+ float surface_level = base_level + mountains + grad;
if (y > surface_level && height < 0)
height = y;
@@ -375,7 +373,6 @@ int MapgenCarpathian::generateTerrain()
MapNode mn_water(c_water_source);
// Calculate noise for terrain generation
- noise_base->perlinMap2D(node_min.X, node_min.Z);
noise_height1->perlinMap2D(node_min.X, node_min.Z);
noise_height2->perlinMap2D(node_min.X, node_min.Z);
noise_height3->perlinMap2D(node_min.X, node_min.Z);
@@ -395,9 +392,6 @@ int MapgenCarpathian::generateTerrain()
for (s16 z = node_min.Z; z <= node_max.Z; z++)
for (s16 x = node_min.X; x <= node_max.X; x++, index2d++) {
- // Base terrain
- float ground = noise_base->result[index2d];
-
// Hill/Mountain height (hilliness)
float height1 = noise_height1->result[index2d];
float height2 = noise_height2->result[index2d];
@@ -452,7 +446,7 @@ int MapgenCarpathian::generateTerrain()
// Final terrain level
float mountains = hills + ridged_mountains + step_mountains;
- float surface_level = ground + mountains + grad;
+ float surface_level = base_level + mountains + grad;
if (y < surface_level) {
vm->m_data[vi] = mn_stone; // Stone
diff --git a/src/mapgen/mapgen_carpathian.h b/src/mapgen/mapgen_carpathian.h
index ac63eca4a..c32212c9a 100644
--- a/src/mapgen/mapgen_carpathian.h
+++ b/src/mapgen/mapgen_carpathian.h
@@ -33,6 +33,8 @@ extern FlagDesc flagdesc_mapgen_carpathian[];
struct MapgenCarpathianParams : public MapgenParams
{
+ float base_level = 12.0f;
+
u32 spflags = MGCARPATHIAN_CAVERNS;
float cave_width = 0.09f;
s16 large_cave_depth = -33;
@@ -43,7 +45,6 @@ struct MapgenCarpathianParams : public MapgenParams
s16 dungeon_ymin = -31000;
s16 dungeon_ymax = 31000;
- NoiseParams np_base;
NoiseParams np_filler_depth;
NoiseParams np_height1;
NoiseParams np_height2;
@@ -83,12 +84,13 @@ public:
int getSpawnLevelAtPoint(v2s16 p);
private:
- s16 large_cave_depth;
+ float base_level;
s32 grad_wl;
+
+ s16 large_cave_depth;
s16 dungeon_ymin;
s16 dungeon_ymax;
- Noise *noise_base;
Noise *noise_height1;
Noise *noise_height2;
Noise *noise_height3;