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Tune volcanos, lava flows again, no flagmask 0.4.9dev compatible

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paramat
2014-04-03 05:37:53 +01:00
parent 47c8204d4a
commit cb732b1577
4 changed files with 53 additions and 53 deletions
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28
functions.lua
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@ -242,7 +242,7 @@ if SINGLENODE then
-- Set mapgen parameters
minetest.register_on_mapgen_init(function(mgparams)
minetest.set_mapgen_params({mgname="singlenode", flags = "nolight", flagmask = "nolight"})
minetest.set_mapgen_params({mgname="singlenode"})
end)
-- Spawn player
@ -298,6 +298,22 @@ if SINGLENODE then
octaves = 3,
persist = 0.4
}
local np_temp = {
offset = 0,
scale = 1,
spread = {x=512, y=512, z=512},
seed = 9130,
octaves = 2,
persist = 0.5
}
local np_humid = {
offset = 0,
scale = 1,
spread = {x=512, y=512, z=512},
seed = -55500,
octaves = 2,
persist = 0.5
}
for chunk = 1, 32 do
print ("[watershed] searching for spawn "..chunk)
local x0 = 80 * math.random(-24, 24) - 32
@ -315,6 +331,8 @@ if SINGLENODE then
local nvals_rough = minetest.get_perlin_map(np_rough, chulens):get3dMap_flat(minposxyz)
local nvals_smooth = minetest.get_perlin_map(np_smooth, chulens):get3dMap_flat(minposxyz)
local nvals_fault = minetest.get_perlin_map(np_fault, chulens):get3dMap_flat(minposxyz)
local nvals_temp = minetest.get_perlin_map(np_temp, chulens):get3dMap_flat(minposxyz)
local nvals_humid = minetest.get_perlin_map(np_humid, chulens):get3dMap_flat(minposxyz)
local nvals_base = minetest.get_perlin_map(np_base, chulens):get2dMap_flat(minposxz)
local nvals_xlscale = minetest.get_perlin_map(np_xlscale, chulens):get2dMap_flat(minposxz)
@ -326,17 +344,19 @@ if SINGLENODE then
for x = x0, x1 do
local grad = math.atan((TERCEN - y) / TERSCA) * ATANAMP
local n_base = nvals_base[nixz]
local terblen = math.max(1 - math.abs(n_base), 0)
local densitybase = (1 - math.abs(n_base)) * BASAMP + nvals_xlscale[nixz] * XLSAMP + grad
local terblen = math.max(1 - math.abs(n_base), 0)
local n_temp = nvals_temp[nixyz]
local n_humid = nvals_humid[nixyz]
local density
if nvals_fault[nixyz] >= 0 then
density = densitybase
+ math.abs(nvals_rough[nixyz] * terblen
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * (1 + n_temp * 0.5)
else
density = densitybase
+ math.abs(nvals_rough[nixyz] * terblen
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * 0.7
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * (1 + n_humid * 0.5)
end
if y >= 1 and density > -0.01 and density < 0 then
ysp = y + 1