VoxeLibre/mods/MAPGEN/mcl_end_island/init.lua

41 lines
1.6 KiB
Lua

local width = 200
local noisemap = PerlinNoiseMap({
offset = 0.5,
scale = 0.5,
spread = {x = width + 10, y = width + 10, z = width + 10},
seed = minetest.get_mapgen_setting("seed") + 99999,
octaves = 4,
persist = 0.85,
}, {x = (width*2)+1, y = 30, z = (width * 2) + 1}):get_3d_map({x = 0, y = 0, z = 0})
local c_end_stone = minetest.get_content_id("mcl_end:end_stone")
local y_offset = -2
mcl_mapgen_core.register_generator("end_island", function(vm, data, data2, emin, emax, area, minp, maxp, blockseed)
if maxp.y < (-27025 + y_offset) or minp.y > (-27000 + y_offset + 4) or maxp.x < -width or minp.x > width or maxp.z < -width or minp.z > width then
return
end
for idx in area:iter(math.max(minp.x, -width), math.max(minp.y, -27025 + y_offset + 4), math.max(minp.z, -width), math.min(maxp.x, width), math.min(maxp.y, -27000 + y_offset), math.min(maxp.z, width)) do
local pos = area:position(idx)
local y = 27025 + pos.y - y_offset
if noisemap[pos.x + width + 1][y + 1][pos.z + width + 1] > (math.abs(1 - y / 25) ^ 2 + math.abs(pos.x / width) ^ 2 + math.abs(pos.z / width) ^ 2) then
data[idx] = c_end_stone
end
end
return true,false,false
end, function(minp,maxp,blockseed)
if maxp.y < (-27025 + y_offset) or minp.y > (-27000 + y_offset + 4) or maxp.x < -width or minp.x > width or maxp.z < -width or minp.z > width then
return
end
local nn = minetest.find_nodes_in_area_under_air(minp,maxp,{"mcl_end:end_stone"})
local pr = PseudoRandom(blockseed)
table.shuffle(nn)
if nn and #nn > 0 then
for i=1,pr:next(1,math.min(5,#nn)) do
minetest.add_entity(vector.offset(nn[i],0,1,0),"mobs_mc:rover")
end
end
end, 15, true)