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Added caves from Valleys Mapgen mod

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This commit is contained in:
Gael-de-Sailly 2015-07-03 17:45:57 +02:00
parent 9622ac9b4c
commit 1135ac90c9
1 changed files with 53 additions and 2 deletions
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55
mods/watershed/init.lua
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@ -128,6 +128,44 @@ local np_strata = {
persist = 0.5
}
-- 3D noises for caves, from Valleys Mapgen mod by Gael-de-Sailly
local np_cave1 = {
offset = 0,
scale = 1,
spread = {x = 32, y = 32, z = 32},
seed = -4640,
octaves = 4,
persist = 0.5
}
local np_cave2 = {
offset = 0,
scale = 1,
seed = 8804,
spread = {x = 32, y = 32, z = 32},
octaves = 4,
persist = 0.5
}
local np_cave3 = {
offset = 0,
scale = 1,
seed = -4780,
spread = {x = 32, y = 32, z = 32},
octaves = 4,
persist = 0.5
}
local np_cave4 = {
offset = 0,
scale = 1,
seed = -9969,
spread = {x = 32, y = 32, z = 32},
octaves = 4,
persist = 0.5
}
-- 2D noises
-- 2D noise for mid terrain / streambed height
@ -253,6 +291,10 @@ function watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
nobj_humid = nobj_humid or minetest.get_perlin_map(np_humid, chulensxyz)
nobj_seam = nobj_seam or minetest.get_perlin_map(np_seam, chulensxyz)
nobj_strata = nobj_strata or minetest.get_perlin_map(np_strata, chulensxyz)
nobj_cave1 = nobj_cave1 or minetest.get_perlin_map(np_cave1, chulensxyz)
nobj_cave2 = nobj_cave2 or minetest.get_perlin_map(np_cave2, chulensxyz)
nobj_cave3 = nobj_cave3 or minetest.get_perlin_map(np_cave3, chulensxyz)
nobj_cave4 = nobj_cave4 or minetest.get_perlin_map(np_cave4, chulensxyz)
nobj_mid = nobj_mid or minetest.get_perlin_map(np_mid, chulensxz)
nobj_base = nobj_base or minetest.get_perlin_map(np_base, chulensxz)
@ -265,6 +307,10 @@ function watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
local nvals_humid = nobj_humid:get3dMap_flat(minposxyz)
local nvals_seam = nobj_seam:get3dMap_flat(minposxyz)
local nvals_strata = nobj_strata:get3dMap_flat(minposxyz)
local nvals_cave1 = nobj_cave1:get3dMap_flat(minposxyz)
local nvals_cave2 = nobj_cave2:get3dMap_flat(minposxyz)
local nvals_cave3 = nobj_cave3:get3dMap_flat(minposxyz)
local nvals_cave4 = nobj_cave4:get3dMap_flat(minposxyz)
local nvals_mid = nobj_mid:get2dMap_flat(minposxz)
local nvals_base = nobj_base:get2dMap_flat(minposxz)
@ -292,6 +338,10 @@ function watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
local n_humid = nvals_humid[nixyz]
local n_seam = nvals_seam[nixyz]
local n_strata = nvals_strata[nixyz]
local n_cave1 = nvals_cave1[nixyz]
local n_cave2 = nvals_cave2[nixyz]
local n_cave3 = nvals_cave3[nixyz]
local n_cave4 = nvals_cave4[nixyz]
local n_absmid = math.abs(nvals_mid[nixz])
local n_absbase = math.abs(nvals_base[nixz])
@ -317,7 +367,8 @@ function watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
local bergdep = math.abs(n_seam) * BERGDEP -- iceberg depth
local nofis = false -- set fissure bool
if math.abs(n_fissure) >= TFIS then
if math.abs(n_fissure) >= TFIS
and n_cave1 ^ 2 + n_cave2 ^ 2 + n_cave3 ^ 2 + n_cave4 ^ 2 >= 0.07 then -- from Valleys Mapgen
nofis = true
end
@ -496,7 +547,7 @@ function watershed_chunkgen(x0, y0, z0, x1, y1, z1, area, data)
end
elseif y >= YWAT - bergdep and y <= YWAT + bergdep / 8 -- icesheet
and n_temp < ICETET and density < tstone
and math.abs(n_fissure) > 0.01 then
and nofis then
data[vi] = c_ice
under[si] = 12
stable[si] = 0