Rivers, glaciers
paramat
parent
cdb1d06ef5
commit
dd07552f71
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@ -1,4 +1,4 @@
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flexrealm 0.2.7 by paramat
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flexrealm 0.2.8 by paramat
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For latest stable Minetest and back to 0.4.8
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Depends default
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Licenses: code WTFPL, textures CC BY-SA
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102
init.lua
102
init.lua
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@ -1,24 +1,23 @@
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-- flexrealm 0.2.7 by paramat
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-- flexrealm 0.2.8 by paramat
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-- For latest stable Minetest and back to 0.4.8
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-- Depends default
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-- Licenses: code WTFPL, textures CC BY-SA
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-- TODO
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-- TODO?
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-- Thick fog, opaque, rare, low altitude, very high humidity
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-- Papyrus and swamp
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-- Cone
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-- Papyrus and swampwater
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-- Glacier
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-- Variables
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local flex = false -- 3D noise flexy realm
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local flat = false -- Normal flat realm
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local flat = true -- Normal flat realm
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local vertical = false -- Vertical flat realm facing south
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local invert = false -- Inverted flat realm
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local sphere = false -- Dyson sphere
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local planet = false -- Planet sphere
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--local cone = false -- Conical mountain
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local cylinder = true -- East-West tube world
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local cylinder = false -- East-West tube world
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local light = true -- Layer of light emitting airlike nodes following terrain
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local light = false -- Layer of light emitting airlike nodes following terrain
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local limit = {
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XMIN = -33000, -- Limits for all realm types
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@ -38,12 +37,10 @@ local FLATY = 5000 -- Surface y
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-- Vertical flat realm facing south
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local VERTZ = 0 -- Surface z
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-- Dyson sphere and planet
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local sphpa = {
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SPHEX = 0, -- Centre x
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SPHEZ = 0, -- ..z
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SPHEY = 15000, -- ..y
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SPHER = 10000, -- Surface radius
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}
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local SPHEX = 0 -- Centre x
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local SPHEZ = 0 -- ..z
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local SPHEY = 15000 -- ..y
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local SPHER = 10000 -- Surface radius
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-- Cylinder
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local CYLZ = 0 -- Axis z
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local CYLY = 5500 -- ..y
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@ -52,7 +49,6 @@ local CYLR = 512 -- Surface radius
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local ICET = 0.04 -- -- Ice density threshold
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local SANT = -0.04 -- -- Beach top density threshold
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local SANR = -0.02 -- -- Beach top density threshold randomness
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--local ALIT = -0.04 -- -- Airlike water barrier nodes density threshold
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local ROCK = -0.6 -- -- Rocky terrain density threshold
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local CLLT = -0.9 -- -- Cloud low density threshold
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local CLHT = -0.895 -- -- Cloud high density threshold
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@ -82,15 +78,16 @@ local HWET = 0.1 -- -- Wet grassland / rainforest wetness noise threshold.
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local LWET = -0.5 -- -- Tundra / dry grassland / desert wetness noise threshold.
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local BIOR = 0.03 -- -- Biome noise randomness for blend dithering
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local ATCHA = 49 -- -- Apple tree maximum 1/x chance per surface node
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local PTCHA = 49 -- -- Pine tree maximum 1/x chance per surface node
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local STCHA = 529 -- -- Savanna tree maximum 1/x chance per surface node
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local JTCHA = 25 -- -- Jungle tree maximum 1/x chance per surface node
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local DEGRACHA = 9 -- -- Grass 1/x chance per surface node
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local SAGRACHA = 5 -- -- Savanna grass 1/x chance per surface node
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local DRYGRACHA = 3 -- -- Dry grassland grass 1/x chance per surface node
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local WETGRACHA = 3 -- -- Wet grassland grass 1/x chance per surface node
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local flora = {
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ATCHA = 49, -- -- Apple tree maximum 1/x chance per surface node
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PTCHA = 49, -- -- Pine tree maximum 1/x chance per surface node
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STCHA = 529, -- -- Savanna tree maximum 1/x chance per surface node
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JTCHA = 25, -- -- Jungle tree maximum 1/x chance per surface node
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DEGCHA = 9, -- -- Grass 1/x chance per surface node
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SAGCHA = 5, -- -- Savanna grass 1/x chance per surface node
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DRGCHA = 3, -- -- Dry grassland grass 1/x chance per surface node
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WEGCHA = 3, -- -- Wet grassland grass 1/x chance per surface node
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}
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local LINT = 17 -- -- LEAN abm interval
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local LCHA = 32*32 -- -- LEAN abm 1/x chance
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@ -137,18 +134,18 @@ local np_terblen = {
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scale = 1,
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spread = {x=414, y=414, z=414},
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seed = -440002,
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octaves = 1,
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octaves = 2,
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persist = 0.5
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}
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-- 3D noise 6 for faults
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-- 3D noise 6 for faults and rivers
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local np_fault = {
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offset = 0,
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scale = 1,
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spread = {x=256, y=256, z=256},
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spread = {x=512, y=512, z=512},
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seed = 14440002,
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octaves = 4,
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octaves = 5,
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persist = 0.5
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}
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@ -232,7 +229,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local z1 = maxp.z
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print ("[flexrealm] chunk minp ("..x0.." "..y0.." "..z0..")")
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local sidelen = x1 - x0 + 1 -- chunk side length
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local vplanarea = sidelen ^ 2 -- vertical plane area, used if calculating noise index from x y z
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local chulens = {x=sidelen, y=sidelen, z=sidelen}
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local minpos = {x=x0, y=y0, z=z0}
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@ -247,7 +243,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local c_stocopp = minetest.get_content_id("default:stone_with_copper")
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local c_stoiron = minetest.get_content_id("default:stone_with_iron")
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local c_stocoal = minetest.get_content_id("default:stone_with_coal")
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local c_cactus = minetest.get_content_id("default:cactus")
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local c_dirt = minetest.get_content_id("default:dirt")
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local c_apple = minetest.get_content_id("default:apple")
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local c_leaves = minetest.get_content_id("default:leaves")
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@ -258,11 +253,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local c_needles = minetest.get_content_id("default:needles")
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local c_juntree = minetest.get_content_id("default:jungletree")
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local c_jungrass = minetest.get_content_id("default:junglegrass")
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local c_grass = minetest.get_content_id("default:grass_5")
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local c_grass = minetest.get_content_id("default:grass_4")
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local c_dryshrub = minetest.get_content_id("default:dry_shrub")
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--local c_watsour = minetest.get_content_id("default:water_source")
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local c_flrairlike = minetest.get_content_id("flexrealm:airlike")
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local c_flrgrass = minetest.get_content_id("flexrealm:grass")
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local c_flrsand = minetest.get_content_id("flexrealm:sand")
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local c_flrdesand = minetest.get_content_id("flexrealm:desand")
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@ -299,7 +292,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
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local grad
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local noise6 = nvals6[ni] -- faults
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local terblen = math.min(math.abs(nvals8[ni]) * 2, 1) -- terrain blend with smooth
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if noise6 > 0 then
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if noise6 >= -0.4 and noise6 <= 0.4 then
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terno = (nvals1[ni] + nvals5[ni]) / 2 * (1 - terblen) + nvals7[ni] * terblen
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else
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terno = (nvals1[ni] - nvals5[ni]) / 2 * (1 - terblen) - nvals7[ni] * terblen
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@ -314,11 +307,11 @@ minetest.register_on_generated(function(minp, maxp, seed)
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elseif invert then
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grad = (y - FLATY) / TERRS
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elseif sphere or planet then
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local nodrad = math.sqrt((x - sphpa.SPHEX) ^ 2 + (y - sphpa.SPHEY) ^ 2 + (z - sphpa.SPHEZ) ^ 2)
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local nodrad = math.sqrt((x - SPHEX) ^ 2 + (y - SPHEY) ^ 2 + (z - SPHEZ) ^ 2)
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if sphere then
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grad = (nodrad - sphpa.SPHER) / TERRS
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grad = (nodrad - SPHER) / TERRS
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else -- planet
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grad = (sphpa.SPHER - nodrad) / TERRS
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grad = (SPHER - nodrad) / TERRS
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end
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elseif cylinder then
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@ -370,8 +363,19 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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end
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local stot = STOT * (1 - grad / ROCK)
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if density >= stot and density <= DEPT and nofis then -- stone cut by fissures
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local stot = STOT * (1 - grad / ROCK) -- thin surface materials with altitude
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if math.abs(noise6) < 0.03 * (1 - density / 0.4) and grad < 0.1 and (density > 0 or grad > 0) then -- rivers
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if density >= 0.3 then
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data[vi] = c_flrsand
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elseif density >= 0.1 or grad > 0 then
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if tundra or taiga then
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data[vi] = c_ice
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else
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data[vi] = c_flrwatsour
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end
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end
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elseif density >= stot and density <= DEPT and nofis then -- stone cut by fissures
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if (density >= SSLT1 and density <= SSHT1)
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or (density >= SSLT2 and density <= SSHT2)
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or (density >= SSLT3 and density <= SSHT3) then
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@ -452,16 +456,16 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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end
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if taiga then
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if tree and math.random(PTCHA) == 2 then
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if tree and math.random(flora.PTCHA) == 2 then
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flexrealm_pinetree(x, y, z, treedir, area, data, c_tree, c_flrneedles, c_snowblock)
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else
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data[vi] = c_snowblock
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end
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elseif deforest then
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if tree then
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if math.random(ATCHA) == 2 then
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if math.random(flora.ATCHA) == 2 then
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flexrealm_appletree(x, y, z, treedir, area, data, c_tree, c_leaves, c_apple)
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elseif math.random(DEGRACHA) == 2 then
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elseif math.random(flora.DEGCHA) == 2 then
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data[vi] = c_flrgrass
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flexrealm_grass(x, y, z, treedir, area, data, c_grass, vi)
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end
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@ -470,9 +474,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
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end
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elseif savanna then
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if tree then
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if math.random(STCHA) == 2 then
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if math.random(flora.STCHA) == 2 then
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flexrealm_savannatree(x, y, z, treedir, area, data, c_tree, c_flrsavleaf)
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elseif math.random(SAGRACHA) == 2 then
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elseif math.random(flora.SAGCHA) == 2 then
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data[vi] = c_flrdrygrass
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flexrealm_dryshrub(x, y, z, treedir, area, data, c_dryshrub, vi)
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end
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@ -480,19 +484,19 @@ minetest.register_on_generated(function(minp, maxp, seed)
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data[vi] = c_flrdrygrass
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end
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elseif raforest then
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if tree and math.random(JTCHA) == 2 then
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if tree and math.random(flora.JTCHA) == 2 then
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flexrealm_jungletree(x, y, z, treedir, area, data, c_juntree, c_flrjunleaf)
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else
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data[vi] = c_flrgrass
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end
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elseif drygrass then
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data[vi] = c_flrdrygrass
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if tree and math.random(DRYGRACHA) == 2 then
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if tree and math.random(flora.DRGCHA) == 2 then
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flexrealm_dryshrub(x, y, z, treedir, area, data, c_dryshrub, vi)
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end
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elseif wetgrass then
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data[vi] = c_flrgrass
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if tree and math.random(WETGRACHA) == 2 then
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if tree and math.random(flora.WEGCHA) == 2 then
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flexrealm_jungrass(x, y, z, treedir, area, data, c_jungrass, vi)
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end
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elseif tundra then
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@ -510,10 +514,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
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if nodid == c_air then
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data[vi] = c_flrwatsour
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end
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--elseif not flat and grad >= ALIT and grad <= 0 and density < 0 then
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--if nodid == c_air then
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--data[vi] = c_flrairlike
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--end
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elseif not nofis and grad >= SANT and density > 0 and density < DEPT and math.abs(noise6) < 0.05 then
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data[vi] = c_flrsand -- sand blocking fissures in cliffs below water level
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elseif light and density >= LELT and density <= LEHT then
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11
nodes.lua
11
nodes.lua
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@ -1,14 +1,3 @@
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minetest.register_node("flexrealm:airlike", {
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description = "FLR airlike",
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drawtype = "airlike",
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paramtype = "light",
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sunlight_propagates = true,
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walkable = false,
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pointable = false,
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diggable = false,
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groups = {not_in_creative_inventory=1},
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})
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minetest.register_node("flexrealm:lean", {
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description = "FLR LEAN",
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drawtype = "airlike",
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