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-rw-r--r--src/mapgen/mapgen_v7.cpp79
-rw-r--r--src/mapgen/mapgen_v7.h2
2 files changed, 44 insertions, 37 deletions
diff --git a/src/mapgen/mapgen_v7.cpp b/src/mapgen/mapgen_v7.cpp
index 404780158..1bf8aab04 100644
--- a/src/mapgen/mapgen_v7.cpp
+++ b/src/mapgen/mapgen_v7.cpp
@@ -54,17 +54,18 @@ FlagDesc flagdesc_mapgen_v7[] = {
MapgenV7::MapgenV7(int mapgenid, MapgenV7Params *params, EmergeManager *emerge)
: MapgenBasic(mapgenid, params, emerge)
{
- spflags = params->spflags;
- mount_zero_level = params->mount_zero_level;
- cave_width = params->cave_width;
- large_cave_depth = params->large_cave_depth;
- lava_depth = params->lava_depth;
- float_mount_density = params->float_mount_density;
- floatland_level = params->floatland_level;
- shadow_limit = params->shadow_limit;
- cavern_limit = params->cavern_limit;
- cavern_taper = params->cavern_taper;
- cavern_threshold = params->cavern_threshold;
+ spflags = params->spflags;
+ mount_zero_level = params->mount_zero_level;
+ cave_width = params->cave_width;
+ large_cave_depth = params->large_cave_depth;
+ lava_depth = params->lava_depth;
+ float_mount_density = params->float_mount_density;
+ float_mount_exponent = params->float_mount_exponent;
+ floatland_level = params->floatland_level;
+ shadow_limit = params->shadow_limit;
+ cavern_limit = params->cavern_limit;
+ cavern_taper = params->cavern_taper;
+ cavern_threshold = params->cavern_threshold;
// This is to avoid a divide-by-zero.
// Parameter will be saved to map_meta.txt in limited form.
@@ -148,18 +149,19 @@ MapgenV7Params::MapgenV7Params():
void MapgenV7Params::readParams(const Settings *settings)
{
- settings->getFlagStrNoEx("mgv7_spflags", spflags, flagdesc_mapgen_v7);
- settings->getS16NoEx("mgv7_mount_zero_level", mount_zero_level);
- settings->getFloatNoEx("mgv7_cave_width", cave_width);
- settings->getS16NoEx("mgv7_large_cave_depth", large_cave_depth);
- settings->getS16NoEx("mgv7_lava_depth", lava_depth);
- settings->getFloatNoEx("mgv7_float_mount_density", float_mount_density);
- settings->getFloatNoEx("mgv7_float_mount_height", float_mount_height);
- settings->getS16NoEx("mgv7_floatland_level", floatland_level);
- settings->getS16NoEx("mgv7_shadow_limit", shadow_limit);
- settings->getS16NoEx("mgv7_cavern_limit", cavern_limit);
- settings->getS16NoEx("mgv7_cavern_taper", cavern_taper);
- settings->getFloatNoEx("mgv7_cavern_threshold", cavern_threshold);
+ settings->getFlagStrNoEx("mgv7_spflags", spflags, flagdesc_mapgen_v7);
+ settings->getS16NoEx("mgv7_mount_zero_level", mount_zero_level);
+ settings->getFloatNoEx("mgv7_cave_width", cave_width);
+ settings->getS16NoEx("mgv7_large_cave_depth", large_cave_depth);
+ settings->getS16NoEx("mgv7_lava_depth", lava_depth);
+ settings->getFloatNoEx("mgv7_float_mount_density", float_mount_density);
+ settings->getFloatNoEx("mgv7_float_mount_height", float_mount_height);
+ settings->getFloatNoEx("mgv7_float_mount_exponent", float_mount_exponent);
+ settings->getS16NoEx("mgv7_floatland_level", floatland_level);
+ settings->getS16NoEx("mgv7_shadow_limit", shadow_limit);
+ settings->getS16NoEx("mgv7_cavern_limit", cavern_limit);
+ settings->getS16NoEx("mgv7_cavern_taper", cavern_taper);
+ settings->getFloatNoEx("mgv7_cavern_threshold", cavern_threshold);
settings->getNoiseParams("mgv7_np_terrain_base", np_terrain_base);
settings->getNoiseParams("mgv7_np_terrain_alt", np_terrain_alt);
@@ -180,18 +182,19 @@ void MapgenV7Params::readParams(const Settings *settings)
void MapgenV7Params::writeParams(Settings *settings) const
{
- settings->setFlagStr("mgv7_spflags", spflags, flagdesc_mapgen_v7, U32_MAX);
- settings->setS16("mgv7_mount_zero_level", mount_zero_level);
- settings->setFloat("mgv7_cave_width", cave_width);
- settings->setS16("mgv7_large_cave_depth", large_cave_depth);
- settings->setS16("mgv7_lava_depth", lava_depth);
- settings->setFloat("mgv7_float_mount_density", float_mount_density);
- settings->setFloat("mgv7_float_mount_height", float_mount_height);
- settings->setS16("mgv7_floatland_level", floatland_level);
- settings->setS16("mgv7_shadow_limit", shadow_limit);
- settings->setS16("mgv7_cavern_limit", cavern_limit);
- settings->setS16("mgv7_cavern_taper", cavern_taper);
- settings->setFloat("mgv7_cavern_threshold", cavern_threshold);
+ settings->setFlagStr("mgv7_spflags", spflags, flagdesc_mapgen_v7, U32_MAX);
+ settings->setS16("mgv7_mount_zero_level", mount_zero_level);
+ settings->setFloat("mgv7_cave_width", cave_width);
+ settings->setS16("mgv7_large_cave_depth", large_cave_depth);
+ settings->setS16("mgv7_lava_depth", lava_depth);
+ settings->setFloat("mgv7_float_mount_density", float_mount_density);
+ settings->setFloat("mgv7_float_mount_height", float_mount_height);
+ settings->setFloat("mgv7_float_mount_exponent", float_mount_exponent);
+ settings->setS16("mgv7_floatland_level", floatland_level);
+ settings->setS16("mgv7_shadow_limit", shadow_limit);
+ settings->setS16("mgv7_cavern_limit", cavern_limit);
+ settings->setS16("mgv7_cavern_taper", cavern_taper);
+ settings->setFloat("mgv7_cavern_threshold", cavern_threshold);
settings->setNoiseParams("mgv7_np_terrain_base", np_terrain_base);
settings->setNoiseParams("mgv7_np_terrain_alt", np_terrain_alt);
@@ -416,8 +419,10 @@ bool MapgenV7::getFloatlandMountainFromMap(int idx_xyz, int idx_xz, s16 y)
{
// Make rim 2 nodes thick to match floatland base terrain
float density_gradient = (y >= floatland_level) ?
- -pow((float)(y - floatland_level) / float_mount_height, 0.75f) :
- -pow((float)(floatland_level - 1 - y) / float_mount_height, 0.75f);
+ -pow((float)(y - floatland_level) / float_mount_height,
+ float_mount_exponent) :
+ -pow((float)(floatland_level - 1 - y) / float_mount_height,
+ float_mount_exponent);
float floatn = noise_mountain->result[idx_xyz] + float_mount_density;
diff --git a/src/mapgen/mapgen_v7.h b/src/mapgen/mapgen_v7.h
index 6fb7dc4bb..fe990958f 100644
--- a/src/mapgen/mapgen_v7.h
+++ b/src/mapgen/mapgen_v7.h
@@ -42,6 +42,7 @@ struct MapgenV7Params : public MapgenParams {
s16 lava_depth = -256;
float float_mount_density = 0.6f;
float float_mount_height = 128.0f;
+ float float_mount_exponent = 0.75f;
s16 floatland_level = 1280;
s16 shadow_limit = 1024;
s16 cavern_limit = -256;
@@ -95,6 +96,7 @@ private:
s16 large_cave_depth;
float float_mount_density;
float float_mount_height;
+ float float_mount_exponent;
s16 floatland_level;
s16 shadow_limit;