forked from mtcontrib/watershed
Quadrupled coal seams. wider seams. lux ore as a seam. no jungletree roots. modulate cliffs with strata noise
This commit is contained in:
paramat
parent
eaffef96a5
commit
5470dd045d
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@ -1,4 +1,4 @@
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watershed 0.3.6 by paramat
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watershed 0.3.7 by paramat
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For latest stable Minetest back to 0.4.8
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Depends default bucket
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Licenses: code WTFPL, textures CC BY-SA
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@ -101,7 +101,7 @@ function watershed_jungletree(x, y, z, area, data)
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end
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end
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end
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elseif j <= -1 or j == top - 2 or j == branch then -- branches, roots
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elseif j == top - 2 or j == branch then -- branches
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for i = -1, 1 do
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for k = -1, 1 do
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if math.abs(i) + math.abs(k) == 2 then
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@ -121,7 +121,7 @@ function watershed_jungletree(x, y, z, area, data)
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end
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end
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end
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if j >= -1 and j <= top - 3 then -- trunk
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if j <= top - 3 then -- trunk
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local vi = area:index(x, y + j, z)
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data[vi] = c_juntree
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end
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94
init.lua
94
init.lua
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@ -1,15 +1,14 @@
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-- watershed 0.3.6 by paramat
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-- watershed 0.3.7 by paramat
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-- For latest stable Minetest and back to 0.4.8
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-- Depends default bucket
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-- License: code WTFPL, textures CC BY-SA
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-- Red cobble texture CC BY-SA by brunob.santos minetestbr.blogspot.com
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-- smelt red cobble to default:desert_stone
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-- add luxore to fissures. luxcrystals craftable to lights
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-- redued strata vertical scale
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-- reduced seam horizontal scale
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-- thicker seams
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-- ores more common within seams
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-- more coal seams, now 4 per terrain scale
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-- wider seams
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-- luxore seam
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-- remove jungletree roots as they are griefed by mapgen method and make holes underground
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-- use strata noise for modulating cliffs
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-- Parameters
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@ -21,21 +20,19 @@ local YCLOMIN = 287 -- Minimum height of mod clouds
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local CLOUDS = true -- Mod clouds?
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local TERSCA = 512 -- Vertical terrain scale
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local STRASCA = 256 -- Vertical strata scale
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local XLSAMP = 0.2 -- Extra large scale height variation amplitude
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local BASAMP = 0.4 -- Base terrain amplitude
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local CANAMP = 0.4 -- Canyon terrain amplitude
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local CANEXP = 1.33 -- Canyon shape exponent
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local ATANAMP = 1.2 -- Arctan function amplitude, smaller = more and larger floatlands above ridges
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local TSTONE = 0.03 -- Density threshold for stone, depth of soil at TERCEN
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local TSTONE = 0.02 -- Density threshold for stone, depth of soil at TERCEN
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local TRIV = -0.02 -- Maximum densitybase threshold for river water
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local TSAND = -0.025 -- Maximum densitybase threshold for river sand
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local TLAVA = 2.3 -- Maximum densitybase threshold for lava, small because grad is non-linear
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local FIST = 0 -- Fissure threshold at surface, controls size of fissure entrances at surface
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local FISEXP = 0.02 -- Fissure expansion rate under surface
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local ORETHI = 0.005 -- Ore seam thickness tuner
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local SEAMT = 0.05 -- Seam threshold
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local ORETHI = 0.002 -- Ore seam thickness tuner
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local SEAMT = 0.2 -- Seam threshold, width of seams, 0.2 = rare, 2 = continuous layers
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local HITET = 0.35 -- High temperature threshold
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local LOTET = -0.35 -- Low ..
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@ -74,7 +71,7 @@ local np_smooth = {
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scale = 1,
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spread = {x=512, y=512, z=512},
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seed = 593,
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octaves = 6,
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octaves = 5,
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persist = 0.3
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}
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@ -85,7 +82,7 @@ local np_fault = {
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scale = 1,
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spread = {x=512, y=1024, z=512},
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seed = 14440002,
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octaves = 6,
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octaves = 5,
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persist = 0.5
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}
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@ -144,7 +141,7 @@ local np_strata = {
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persist = 0.5
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}
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-- 2D noise for base terrain / riverbed height / mountain ranges, terrain blend, river and river sand depth
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-- 2D noise for base terrain / riverbed height, terrain blend, river and river sand depth
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local np_base = {
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offset = 0,
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@ -279,21 +276,20 @@ minetest.register_on_generated(function(minp, maxp, seed)
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for x = x0, x1 do -- for each node do
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local si = x - x0 + 1 -- stable, under tables index
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local grad = math.atan((TERCEN - y) / TERSCA) * ATANAMP -- get densitybase and density
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local n_base = nvals_base[nixz]
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local n_base = nvals_base[nixz] -- get densitybase and density
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local grad = math.atan((TERCEN - y) / TERSCA) * ATANAMP
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local densitybase = (1 - math.abs(n_base)) * BASAMP + nvals_xlscale[nixz] * XLSAMP + grad
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local terblen = math.max(1 - math.abs(n_base), 0)
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local n_temp = nvals_temp[nixyz]
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local n_humid = nvals_humid[nixyz]
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local n_strata = nvals_strata[nixyz]
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local density
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if nvals_fault[nixyz] >= 0 then
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density = densitybase
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+ math.abs(nvals_rough[nixyz] * terblen
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+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * (1 + n_temp * 0.5)
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+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * math.abs(1 + n_strata)
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else
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density = densitybase
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+ math.abs(nvals_rough[nixyz] * terblen
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+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP * (1 + n_humid * 0.5)
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+ nvals_smooth[nixyz] * (1 - terblen)) ^ CANEXP * CANAMP
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end
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local triv = TRIV * (1 - terblen) -- other values
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@ -302,7 +298,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local tlava = TLAVA * (1 - nvals_magma[nixz] ^ 4 * terblen ^ 16 * 0.5)
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local nofis = false -- set fissure bool
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if math.abs(nvals_fissure[nixyz]) > FIST + math.sqrt(density) * FISEXP then
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if math.abs(nvals_fissure[nixyz]) > math.sqrt(density) * FISEXP then
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nofis = true
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end
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-- overgeneration and in-chunk generation
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@ -330,6 +326,8 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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elseif y >= y0 and y <= y1 then -- chunk
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local biome = false -- select biome for node
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local n_temp = nvals_temp[nixyz]
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local n_humid = nvals_humid[nixyz]
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if n_temp < LOTET then
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if n_humid < LOHUT then
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biome = 1 -- tundra
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@ -367,45 +365,51 @@ minetest.register_on_generated(function(minp, maxp, seed)
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stable[si] = 1
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under[si] = 0
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elseif density >= tstone and nofis -- stone cut by fissures
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or (density >= tstone and density < TSTONE * 3 and y <= YWAT) -- stone around water
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or (density >= tstone and density < TSTONE * 3 and densitybase >= triv ) then -- stone around river
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local densitystr = nvals_strata[nixyz] / 4 + (TERCEN - y) / STRASCA
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or (density >= tstone and density < TSTONE * 2 and y <= YWAT) -- stone around water
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or (density >= tstone and density < TSTONE * 2 and densitybase >= triv ) then -- stone around river
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local densitystr = n_strata * 0.25 + (TERCEN - y) / TERSCA
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local densityper = densitystr - math.floor(densitystr) -- periodic strata 'density'
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if (densityper >= 0 and densityper <= 0.04) -- sandstone strata
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or (densityper >= 0.2 and densityper <= 0.23)
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if (densityper >= 0.05 and densityper <= 0.09) -- sandstone strata
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or (densityper >= 0.25 and densityper <= 0.28)
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or (densityper >= 0.45 and densityper <= 0.47)
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or (densityper >= 0.7 and densityper <= 0.73)
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or (densityper >= 0.75 and densityper <= 0.77)
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or (densityper >= 0.74 and densityper <= 0.76)
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or (densityper >= 0.77 and densityper <= 0.79)
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or (densityper >= 0.84 and densityper <= 0.87)
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or (densityper >= 0.92 and densityper <= 0.95) then
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or (densityper >= 0.95 and densityper <= 0.98) then
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data[vi] = c_sandstone
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elseif biome == 7 and density < TSTONE * 3 then -- desert stone
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elseif biome == 7 and density < TSTONE * 2 then -- desert stone as surface layer
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data[vi] = c_wsredstone
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elseif math.abs(nvals_seam[nixyz]) < SEAMT then -- if seam
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if densityper >= 0.9 and densityper <= 0.9 + ORETHI
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and math.random(11) == 2 then
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data[vi] = c_stodiam
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elseif densityper >= 0.8 and densityper <= 0.8 + ORETHI
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and math.random(5) == 2 then
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data[vi] = c_stogold
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elseif densityper >= 0.6 and densityper <= 0.6 + ORETHI * 4 then
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if densityper >= 0 and densityper <= ORETHI * 4 then
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data[vi] = c_stocoal
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elseif densityper >= 0.3 and densityper <= 0.3 + ORETHI * 4 then
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data[vi] = c_stocoal
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elseif densityper >= 0.5 and densityper <= 0.5 + ORETHI * 4 then
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data[vi] = c_stocoal
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elseif densityper >= 0.8 and densityper <= 0.8 + ORETHI * 4 then
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data[vi] = c_stocoal
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elseif densityper >= 0.55 and densityper <= 0.55 + ORETHI * 2 then
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data[vi] = c_gravel
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elseif densityper >= 0.4 and densityper <= 0.4 + ORETHI * 2
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elseif densityper >= 0.1 and densityper <= 0.1 + ORETHI * 2 then
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data[vi] = c_wsluxoreoff
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elseif densityper >= 0.2 and densityper <= 0.2 + ORETHI * 2
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and math.random(2) == 2 then
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data[vi] = c_stoiron
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elseif densityper >= 0.3 and densityper <= 0.3 + ORETHI * 2
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elseif densityper >= 0.4 and densityper <= 0.4 + ORETHI * 2
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and math.random(3) == 2 then
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data[vi] = c_stocopp
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elseif densityper >= 0.1 and densityper <= 0.1 + ORETHI
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elseif densityper >= 0.6 and densityper <= 0.6 + ORETHI
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and math.random(5) == 2 then
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data[vi] = c_stogold
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elseif densityper >= 0.7 and densityper <= 0.7 + ORETHI
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and math.random(7) == 2 then
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data[vi] = c_mese
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elseif densityper >= 0.9 and densityper <= 0.9 + ORETHI
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and math.random(11) == 2 then
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data[vi] = c_stodiam
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else
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data[vi] = c_wsstone
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end
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elseif math.random(729) == 2 then
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data[vi] = c_wsluxoreoff
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else
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data[vi] = c_wsstone
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end
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@ -600,8 +604,8 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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-- voxelmanip stuff
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vm:set_data(data)
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vm:set_lighting({day=0, night=0})
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vm:calc_lighting()
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vm:set_lighting({day=14, night=14})
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--vm:calc_lighting()
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vm:write_to_map(data)
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local chugent = math.ceil((os.clock() - t1) * 1000) -- chunk generation time
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