local c = minetest.get_content_id

local c_stone = c "stone"

local np_continental = {
    offset = 0,
    scale = 1,
    spread = {x = 4096, y = 4096, z = 4096},
    seed = 12345,
    octaves = 4,
    persist = 0.6
}
local n_terrain = {}