mirror of
https://github.com/mt-mods/plantlife_modpack.git
synced 2024-11-15 23:00:38 +01:00
53 lines
1.7 KiB
Lua
53 lines
1.7 KiB
Lua
--Map Generation Stuff
|
|
|
|
minetest.register_on_generated(function(minp, maxp, seed)
|
|
if maxp.y >= 2 and minp.y <= 0 then
|
|
-- Generate pebbles
|
|
local perlin1 = minetest.get_perlin(329, 3, 0.6, 100)
|
|
-- Assume X and Z lengths are equal
|
|
local divlen = 16
|
|
local divs = (maxp.x-minp.x)/divlen+1;
|
|
for divx=0,divs-1 do
|
|
for divz=0,divs-1 do
|
|
local x0 = minp.x + math.floor((divx+0)*divlen)
|
|
local z0 = minp.z + math.floor((divz+0)*divlen)
|
|
local x1 = minp.x + math.floor((divx+1)*divlen)
|
|
local z1 = minp.z + math.floor((divz+1)*divlen)
|
|
-- Determine pebble amount from perlin noise
|
|
local pebble_amount = math.floor(perlin1:get2d({x=x0, y=z0}) ^ 2 * 2)
|
|
-- Find random positions for pebbles based on this random
|
|
local pr = PseudoRandom(seed+1)
|
|
for i=0,pebble_amount do
|
|
local x = pr:next(x0, x1)
|
|
local z = pr:next(z0, z1)
|
|
-- Find ground level (0...15)
|
|
local ground_y = nil
|
|
for y=30,0,-1 do
|
|
if minetest.get_node({x=x,y=y,z=z}).name ~= "air" then
|
|
ground_y = y
|
|
break
|
|
end
|
|
end
|
|
|
|
if ground_y then
|
|
local p = {x=x,y=ground_y+1,z=z}
|
|
local nn = minetest.get_node(p).name
|
|
-- Check if the node can be replaced
|
|
if minetest.registered_nodes[nn] and
|
|
minetest.registered_nodes[nn].buildable_to then
|
|
nn = minetest.get_node({x=x,y=ground_y,z=z}).name
|
|
-- If desert sand, add dry shrub
|
|
if nn == "default:dirt_with_grass" then
|
|
minetest.set_node(p,{name="cavestuff:pebble_"..pr:next(1,2), param2=math.random(0,3)})
|
|
elseif nn == "default:desert_sand" then
|
|
minetest.set_node(p,{name="cavestuff:desert_pebble_"..pr:next(1,2), param2=math.random(0,3)})
|
|
end
|
|
end
|
|
end
|
|
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end)
|