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Rivers continuous over faults, new appletree, remove lavacooling abms, tune volcanos

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paramat
2014-04-02 11:26:42 +01:00
parent 5ea4bd4918
commit 47c8204d4a
3 changed files with 18 additions and 42 deletions
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26
init.lua
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@ -1,11 +1,12 @@
-- watershed 0.3.2 by paramat
-- watershed 0.3.3 by paramat
-- For latest stable Minetest and back to 0.4.8
-- Depends default
-- License: code WTFPL
-- remove lavacooling abms
-- new appletree
-- rivers continuous over faults
-- TODO
-- river continuous over faults?
-- tree heights vary
-- fog
-- Parameters
@ -27,7 +28,7 @@ local ATANAMP = 1.1 -- Arctan function amplitude, smaller = more and larger floa
local TSTONE = 0.03 -- Density threshold for stone, depth of soil at TERCEN
local TRIV = -0.02 -- Maximum densitybase threshold for river water
local TSAND = -0.025 -- Maximum densitybase threshold for river sand
local TLAVA = 2 -- Maximum densitybase threshold for lava
local TLAVA = 10 -- Maximum densitybase threshold for lava
local FIST = 0 -- Fissure threshold at surface, controls size of fissure entrances at surface
local FISEXP = 0.02 -- Fissure expansion rate under surface
local ORETHI = 0.001 -- Ore seam thickness tuner
@ -183,7 +184,7 @@ local np_magma = {
scale = 1,
spread = {x=128, y=128, z=128},
seed = -13,
octaves = 3,
octaves = 2,
persist = 0.5
}
@ -316,20 +317,21 @@ minetest.register_on_generated(function(minp, maxp, seed)
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 altprop = (y - YWAT) / (TERCEN + TERSCA - YWAT)
local triv = TRIV * (1 - terblen)
local tsand = TSAND * (1 - terblen)
local tstone = TSTONE * (1 + grad)
local tlava = TLAVA * (1 - nvals_magma[nixz] ^ 4 * terblen ^ 16 * 0.7)
local tlava = TLAVA * (1 - nvals_magma[nixz] ^ 4 * terblen ^ 16)
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
+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * (1 + n_humid * 0.5)
end
local nofis = false
if density >= 0 then -- if terrain set fissure flag
@ -361,8 +363,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
end
elseif y >= y0 and y <= y1 then -- chunk
local n_temp = nvals_temp[nixyz] -- get raw temp and humid noise for use with node
local n_humid = nvals_humid[nixyz]
local biome = false -- select biome for node
if n_temp < LOTET then
if n_humid < LOHUT then
@ -391,12 +391,12 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
if densitybase >= tlava then
if densitybase >= -0.033 then
if densitybase >= 0 then
data[vi] = c_wslava
end
stable[si] = 0
under[si] = 0
elseif densitybase >= tlava - math.min(1 + densitybase * 10, 1) then
elseif densitybase >= tlava - math.min(2 + density * 20, 2) and density < tstone then
data[vi] = c_obsidian
stable[si] = 1
under[si] = 0