mtcontrib/mapgen_rivers
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Some changes in default settings

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- blocksize = 15 by default
- base noise is eased
- added tectonic compensation radius in settings
This commit is contained in:
Gaël C 2021-07-24 10:23:06 +02:00
parent 32bc9561b6
commit 8ce20816e1
3 changed files with 9 additions and 3 deletions
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1
noises.lua
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@ -9,6 +9,7 @@ mapgen_rivers.noise_params = {
spread = {x=2048, y=2048, z=2048},
persist = 0.6,
lacunarity = 2,
flags = "eased",
}),
distort_x = def_setting('np_distort_x', 'noise', {

3
settings.lua
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@ -42,7 +42,7 @@ local def_setting = mapgen_rivers.define_setting
mapgen_rivers.settings = {
center = def_setting('center', 'bool', true),
blocksize = def_setting('blocksize', 'number', 12),
blocksize = def_setting('blocksize', 'number', 15),
sea_level = tonumber(minetest.get_mapgen_setting('water_level')),
min_catchment = def_setting('min_catchment', 'number', 25),
max_catchment = def_setting('max_catchment', 'number', 40000),
@ -57,6 +57,7 @@ mapgen_rivers.settings = {
K = def_setting('river_erosion_coef', 'number', 0.5),
m = def_setting('river_erosion_power', 'number', 0.4),
d = def_setting('diffusive_erosion', 'number', 0.5),
compensation_radius = def_setting('compensation_radius', 'number', 50),
},
tectonic_speed = def_setting('tectonic_speed', 'number', 70),
evol_time = def_setting('evol_time', 'number', 10),

8
settingtypes.txt
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@ -7,7 +7,7 @@ mapgen_rivers_center (Center map) bool true
# a square of this size.
# For example if the grid size is 1000x1000 and block size is 12,
# the actual size of the map will be 12000.
mapgen_rivers_blocksize (Block size) float 12.0 2.0 40.0
mapgen_rivers_blocksize (Block size) float 15.0 2.0 100.0
# Minimal catchment area for a river to be drawn, in grid cells
# (1 cell = blocksize x blocksize).
@ -79,6 +79,10 @@ mapgen_rivers_river_erosion_power (River erosion power) float 0.4 0.0 1.0
# Smoothes peaks and valleys, and tends to prevent sharp cliffs from forming.
mapgen_rivers_diffusive_erosion (Diffusive erosion) float 0.5 0.0 10.0
# Radius of compensation for isostatic/tectonic processes
# Tectonic uplift forces will have a diffuse effect over this radius
mapgen_rivers_compensation_radius (Tectonic compensation radius) float 50 1.0 1000.0
# Speed of evolution of tectonic conditions between steps
# Higher values means tectonics will be very different from one step to the other,
# resulting in geologically unstable and more varied landforms (plateau, gorge, lake...)
@ -89,7 +93,7 @@ mapgen_rivers_tectonic_speed (Tectonic speed) float 70 0 10000
# Y level of terrain at a very large scale. Only used during pre-generation.
# X and Z axes correspond to map's X and Z directions, and Y axis is time.
# Successive XZ slices of this noise represent successive tectonic states.
mapgen_rivers_np_base (Terrain base noise) noise_params_3d 0, 300, (2048, 2048, 2048), 2469, 8, 0.6, 2.0
mapgen_rivers_np_base (Terrain base noise) noise_params_3d 0, 300, (2048, 2048, 2048), 2469, 8, 0.6, 2.0, eased
# This noise will shear the terrain on the X axis,
# to break the regularity of the river grid.