127 lines
2.3 KiB
Lua
127 lines
2.3 KiB
Lua
-- LUALOCALS < ---------------------------------------------------------
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local error, ipairs, minetest
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= error, ipairs, minetest
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-- LUALOCALS > ---------------------------------------------------------
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local modname = minetest.get_current_modname()
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local function ezschem(key, yslices, init)
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local size = {}
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local data = {}
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size.y = #yslices
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for y, ys in ipairs(yslices) do
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if size.z and size.z ~= #ys then error("inconsistent z size") end
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size.z = #ys
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for z, zs in ipairs(ys) do
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if size.x and size.x ~= #zs then error("inconsistent x size") end
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size.x = #zs
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for x = 1, zs:len() do
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data[(z - 1) * size.x * size.y + (y - 1) * size.x + x]
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= key[zs:sub(x, x)]
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end
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end
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end
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init = init or {}
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init.size = size
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init.data = data
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return init
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end
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local root = {
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" ",
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" ",
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" r ",
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" ",
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" ",
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}
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local trunk = {
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" ",
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" ",
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" t ",
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" ",
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" ",
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}
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local bot = {
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" ",
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" fff ",
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" ftf ",
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" fff ",
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" ",
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}
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local low = {
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" fff ",
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"flllf",
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"fltlf",
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"flllf",
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" fff ",
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}
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local hi = {
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" fff ",
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"flllf",
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"flllf",
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"flllf",
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" fff ",
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}
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local top = {
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" ",
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" lll ",
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" lll ",
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" lll ",
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" ",
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}
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minetest.register_decoration({
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deco_type = "schematic",
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place_on = {"nc_terrain:dirt_with_grass"},
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sidelen = 16,
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noise_params = {
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offset = -0.008,
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scale = 0.012,
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spread = {x = 250, y = 250, z = 250},
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seed = 2,
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octaves = 3,
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persist = 0.66
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},
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biomes = {"unknown"},
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y_min = 1,
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y_max = 31000,
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schematic = ezschem(
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{
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[" "] = {name = "air", prob = 0},
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r = {name = modname .. ":root", prob = 255, force_place = true},
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t = {name = modname .. ":tree", prob = 255},
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l = {name = modname .. ":leaves", prob = 255},
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f = {name = modname .. ":leaves", prob = 216},
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},
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{
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root,
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trunk,
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trunk,
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trunk,
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bot,
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low,
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low,
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hi,
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top
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},
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{
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yslice_prob = {
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{ypos = 1, prob = 255},
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{ypos = 2, prob = 160},
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{ypos = 3, prob = 160},
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{ypos = 4, prob = 160},
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{ypos = 5, prob = 255},
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{ypos = 6, prob = 160},
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{ypos = 7, prob = 160},
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{ypos = 8, prob = 255},
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}
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}
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),
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flags = "place_center_x, place_center_z",
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rotation = "random",
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replacements = {
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["nc_terrain:tree"] = modname .. ":tree",
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["nc_terrain:leaves"] = modname .. ":leaves",
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}
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})
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