forked from VoxeLibre/VoxeLibre
35 lines
1.2 KiB
Lua
35 lines
1.2 KiB
Lua
local noisemap = PerlinNoiseMap({
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offset = 0.5,
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scale = 0.5,
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spread = {x = 84, y = 84, z = 84},
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seed = minetest.get_mapgen_setting("seed") + 99999,
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octaves = 4,
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persist = 0.85,
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}, {x = 151, y = 30, z = 151}):get_3d_map({x = 0, y = 0, z = 0})
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local c_end_stone = minetest.get_content_id("mcl_end:end_stone")
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local y_offset = -2
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minetest.register_on_generated(function(minp, maxp)
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if maxp.y < (-27025 + y_offset) or minp.y > (-27000 + y_offset + 4) or maxp.x < -75 or minp.x > 75 or maxp.z < -75 or minp.z > 75 then
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return
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end
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local data = vm:get_data()
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local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
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for idx in area:iter(math.max(minp.x, -75), math.max(minp.y, -27025 + y_offset + 4), math.max(minp.z, -75), math.min(maxp.x, 75), math.min(maxp.y, -27000 + y_offset), math.min(maxp.z, 75)) do
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local pos = area:position(idx)
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local y = 27025 + pos.y - y_offset
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if noisemap[pos.x + 75 + 1][y + 1][pos.z + 75 + 1] > (math.abs(1 - y / 25) ^ 2 + math.abs(pos.x / 75) ^ 2 + math.abs(pos.z / 75) ^ 2) then
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data[idx] = c_end_stone
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end
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end
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vm:set_data(data)
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vm:calc_lighting()
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vm:update_liquids()
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vm:write_to_map()
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end)
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