forked from VoxeLibre/VoxeLibre
91 lines
2.6 KiB
Lua
91 lines
2.6 KiB
Lua
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local adjacents = {
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vector.new(1,0,0),
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vector.new(1,0,1),
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vector.new(1,0,-1),
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vector.new(-1,0,0),
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vector.new(-1,0,1),
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vector.new(-1,0,-1),
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vector.new(0,0,1),
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vector.new(0,0,-1),
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vector.new(0,-1,0)
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}
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local function set_node_no_bedrock(pos,node)
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local n = minetest.get_node(pos)
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if n.name == "mcl_core:bedrock" then return end
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return minetest.set_node(pos,node)
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end
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local function airtower(pos)
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for i=0,35 do
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set_node_no_bedrock(vector.offset(pos,0,i,0),{name="air"})
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end
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end
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local function makelake(pos,size,liquid,border,pr)
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local node_under = minetest.get_node(vector.offset(pos,0,1,0))
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local p1 = vector.offset(pos,-size,-size,-size)
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local p2 = vector.offset(pos,size,size,size)
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local nn = minetest.find_nodes_in_area(p1,p2,{"group:material_stone", "group:sand", "group:dirt"})
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table.sort(nn,function(a, b)
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return vector.distance(pos, a) < vector.distance(pos, b)
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end)
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if not nn[1] then return end
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local y = pos.y + 1
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local lq = {}
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for i=1,pr:next(1,#nn) do
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if nn[i].y == y then
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set_node_no_bedrock(nn[i],{name=liquid})
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airtower(vector.offset(nn[i],0,1,0))
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table.insert(lq,nn[i])
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end
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end
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for k,v in pairs(lq) do
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for kk,vv in pairs(adjacents) do
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local pp = vector.add(v,vv)
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local an = minetest.get_node(pp)
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local un = minetest.get_node(vector.offset(pp,0,1,0))
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if not border then
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if minetest.get_item_group(an.name,"solid") > 0 then
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border = an.name
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elseif minetest.get_item_group(minetest.get_node(nn[1]).name,"solid") > 0 then
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border = minetest.get_node(nn[1]).name
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else
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border = "mcl_core:stone"
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end
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if border == "mcl_core:dirt" then border = "mcl_core:dirt_with_grass" end
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end
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if an.name ~= liquid then
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set_node_no_bedrock(pp,{name=border})
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if un.name ~= liquid then
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airtower(vector.offset(pp,0,1,0))
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end
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end
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end
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end
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return true
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end
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mcl_structures.register_structure("lavapool",{
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place_on = {"group:sand", "group:dirt", "group:stone"},
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fill_ratio = 0.000015,
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flags = "place_center_x, place_center_z, force_placement",
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y_max = mcl_vars.mg_overworld_max,
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y_min = minetest.get_mapgen_setting("water_level"),
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place_func = function(pos,def,pr)
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return makelake(pos,5,"mcl_core:lava_source","mcl_core:stone",pr)
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end
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})
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mcl_structures.register_structure("water_lake",{
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place_on = {"group:dirt","group:stone"},
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fill_ratio = 0.000052,
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flags = "place_center_x, place_center_z, force_placement",
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y_max = mcl_vars.mg_overworld_max,
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y_min = minetest.get_mapgen_setting("water_level"),
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place_func = function(pos,def,pr)
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return makelake(pos,5,"mcl_core:water_source",nil,pr)
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end
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})
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