minetest_bedrock/mapgen.lua

34 lines
892 B
Lua

local bedrock_depth = tonumber(minetest.setting_get("bedrock_depth")) or -30912
local bedrock_height = tonumber(minetest.setting_get("bedrock_height")) or 5
minetest.register_on_generated(function(minp, maxp)
if minp.y > bedrock_depth + bedrock_height or maxp.y < bedrock_depth then
return
end
local vm, mine, maxe = minetest.get_mapgen_object("voxelmanip")
local area = VoxelArea:new({MinEdge=mine, MaxEdge=maxe})
local data = vm:get_data()
local random = math.random
local c_bedrock = minetest.get_content_id("bedrock:bedrock")
local highest = math.min(bedrock_depth + bedrock_height, maxe.y)
local lowest = math.max(bedrock_depth, mine.y)
for y = lowest, highest do
for x = mine.x, maxe.x do
for z = mine.z, maxe.z do
if random(0, y - bedrock_depth) == 0 then
data[area:index(x, y, z)] = c_bedrock
end
end
end
end
vm:set_data(data)
vm:write_to_map()
end)