First commit
commit
98bba5468a
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intersection 0.1.0 by paramat
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For latest stable Minetest back to 0.4.8
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Depends default
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Licenses: code WTFPL
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default
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-- intersecting 0.1.0 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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-- License: code WTFPL
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-- TODO
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-- enables 1-3 fissures, isolated tunnels and intersecting tunnels, also isolated tunnel plus 1 fissure
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-- Parameters
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local TFIS = 0.02
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-- 3D noise for
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local np_weba = {
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offset = 0,
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scale = 1,
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spread = {x=192, y=192, z=192},
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seed = 5900033,
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octaves = 3,
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persist = 0.6
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}
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-- 3D noise for
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local np_webb = {
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offset = 0,
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scale = 1,
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spread = {x=191, y=191, z=191},
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seed = 33,
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octaves = 3,
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persist = 0.6
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}
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-- 3D noise for
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local np_webc = {
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offset = 0,
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scale = 1,
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spread = {x=190, y=190, z=190},
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seed = -18000001,
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octaves = 3,
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persist = 0.6
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}
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-- Stuff
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intersecting = {}
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-- On generated function
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minetest.register_on_generated(function(minp, maxp, seed)
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if minp.y > 48 then
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return
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end
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local t1 = os.clock()
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local x1 = maxp.x
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local y1 = maxp.y
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local z1 = maxp.z
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local x0 = minp.x
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local y0 = minp.y
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local z0 = minp.z
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print ("[interasecting] chunk minp ("..x0.." "..y0.." "..z0..")")
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
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local data = vm:get_data()
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local c_air = minetest.get_content_id("air")
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local sidelen = x1 - x0 + 1
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local chulens = {x=sidelen, y=sidelen, z=sidelen}
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local minposxyz = {x=x0, y=y0, z=z0}
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local minposxz = {x=x0, y=z0}
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local nvals_weba = minetest.get_perlin_map(np_weba, chulens):get3dMap_flat(minposxyz)
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local nvals_webb = minetest.get_perlin_map(np_webb, chulens):get3dMap_flat(minposxyz)
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local nvals_webc = minetest.get_perlin_map(np_webc, chulens):get3dMap_flat(minposxyz)
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local nixyz = 1
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for z = z0, z1 do -- for each xy plane progressing northwards
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for y = y0, y1 do -- for each x row progressing upwards
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local vi = area:index(x0, y, z)
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for x = x0, x1 do -- for each node do
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local nodid = data[vi]
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local weba = math.abs(nvals_weba[nixyz]) < TFIS
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local webb = math.abs(nvals_webb[nixyz]) < TFIS
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local webc = math.abs(nvals_webc[nixyz]) < TFIS
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if (weba and webb) or (weba and webc)
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and nodid ~= c_water then
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data[vi] = c_air
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end
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nixyz = nixyz + 1
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vi = vi + 1
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end
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end
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end
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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:write_to_map(data)
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local chugent = math.ceil((os.clock() - t1) * 1000)
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print ("[intersecting] "..chugent.." ms")
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end)
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@ -0,0 +1,14 @@
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
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Version 2, December 2004
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Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>
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Everyone is permitted to copy and distribute verbatim or modified
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copies of this license document, and changing it is allowed as long
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as the name is changed.
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DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
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TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
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0. You just DO WHAT THE FUCK YOU WANT TO.
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