mirror of
https://github.com/sys4-fr/server-nalc.git
synced 2024-12-26 02:30:38 +01:00
423 lines
11 KiB
Lua
Executable File
423 lines
11 KiB
Lua
Executable File
-- Minetest 0.4 Mod: Nether
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local NETHER_DEPTH = -5000
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minetest.register_node("nether:portal", {
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description = "Nether Portal",
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tiles = {
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"nether_transparent.png",
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"nether_transparent.png",
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"nether_transparent.png",
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"nether_transparent.png",
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{
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name = "nether_portal.png",
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animation = {
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type = "vertical_frames",
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aspect_w = 16,
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aspect_h = 16,
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length = 0.5,
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},
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},
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{
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name = "nether_portal.png",
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animation = {
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type = "vertical_frames",
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aspect_w = 16,
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aspect_h = 16,
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length = 0.5,
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},
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},
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},
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drawtype = "nodebox",
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paramtype = "light",
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paramtype2 = "facedir",
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sunlight_propagates = true,
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use_texture_alpha = true,
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walkable = false,
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digable = false,
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pointable = false,
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buildable_to = false,
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drop = "",
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light_source = 5,
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post_effect_color = {a=180, r=128, g=0, b=128},
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alpha = 192,
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node_box = {
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type = "fixed",
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fixed = {
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{-0.5, -0.5, -0.1, 0.5, 0.5, 0.1},
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},
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},
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groups = {not_in_creative_inventory=1}
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})
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local function build_portal(pos, target)
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local p = {x=pos.x-1, y=pos.y-1, z=pos.z}
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local p1 = {x=pos.x-1, y=pos.y-1, z=pos.z}
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local p2 = {x=p1.x+3, y=p1.y+4, z=p1.z}
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for i=1,4 do
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minetest.set_node(p, {name="default:obsidian"})
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p.y = p.y+1
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end
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for i=1,3 do
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minetest.set_node(p, {name="default:obsidian"})
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p.x = p.x+1
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end
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for i=1,4 do
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minetest.set_node(p, {name="default:obsidian"})
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p.y = p.y-1
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end
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for i=1,3 do
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minetest.set_node(p, {name="default:obsidian"})
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p.x = p.x-1
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end
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for x=p1.x,p2.x do
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for y=p1.y,p2.y do
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p = {x=x, y=y, z=p1.z}
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if not (x == p1.x or x == p2.x or y==p1.y or y==p2.y) then
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minetest.set_node(p, {name="nether:portal", param2=0})
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end
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local meta = minetest.get_meta(p)
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meta:set_string("p1", minetest.pos_to_string(p1))
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meta:set_string("p2", minetest.pos_to_string(p2))
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meta:set_string("target", minetest.pos_to_string(target))
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if y ~= p1.y then
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for z=-2,2 do
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if z ~= 0 then
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p.z = p.z+z
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if minetest.registered_nodes[minetest.get_node(p).name].is_ground_content then
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minetest.remove_node(p)
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end
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p.z = p.z-z
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end
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end
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end
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end
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end
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end
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minetest.register_abm({
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nodenames = {"nether:portal"},
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interval = 1,
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chance = 2,
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action = function(pos, node)
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minetest.add_particlespawner(
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32, --amount
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4, --time
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{x=pos.x-0.25, y=pos.y-0.25, z=pos.z-0.25}, --minpos
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{x=pos.x+0.25, y=pos.y+0.25, z=pos.z+0.25}, --maxpos
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{x=-0.8, y=-0.8, z=-0.8}, --minvel
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{x=0.8, y=0.8, z=0.8}, --maxvel
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{x=0,y=0,z=0}, --minacc
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{x=0,y=0,z=0}, --maxacc
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0.5, --minexptime
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1, --maxexptime
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1, --minsize
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2, --maxsize
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false, --collisiondetection
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"nether_particle.png" --texture
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)
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for _,obj in ipairs(minetest.get_objects_inside_radius(pos, 1)) do
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if obj:is_player() then
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local meta = minetest.get_meta(pos)
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local target = minetest.string_to_pos(meta:get_string("target"))
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if target then
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minetest.after(3, function(obj, pos, target)
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local objpos = obj:getpos()
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objpos.y = objpos.y+0.1 -- Fix some glitches at -8000
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if minetest.get_node(objpos).name ~= "nether:portal" then
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return
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end
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obj:setpos(target)
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local function check_and_build_portal(pos, target)
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local n = minetest.get_node_or_nil(target)
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if n and n.name ~= "nether:portal" then
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build_portal(target, pos)
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minetest.after(2, check_and_build_portal, pos, target)
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minetest.after(4, check_and_build_portal, pos, target)
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elseif not n then
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minetest.after(1, check_and_build_portal, pos, target)
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end
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end
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minetest.after(1, check_and_build_portal, pos, target)
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end, obj, pos, target)
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end
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end
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end
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end,
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})
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local function move_check(p1, max, dir)
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local p = {x=p1.x, y=p1.y, z=p1.z}
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local d = math.abs(max-p1[dir]) / (max-p1[dir])
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while p[dir] ~= max do
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p[dir] = p[dir] + d
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if minetest.get_node(p).name ~= "default:obsidian" then
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return false
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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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local function check_portal(p1, p2)
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if p1.x ~= p2.x then
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if not move_check(p1, p2.x, "x") then
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return false
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end
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if not move_check(p2, p1.x, "x") then
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return false
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end
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elseif p1.z ~= p2.z then
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if not move_check(p1, p2.z, "z") then
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return false
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end
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if not move_check(p2, p1.z, "z") then
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return false
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end
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else
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return false
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end
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if not move_check(p1, p2.y, "y") then
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return false
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end
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if not move_check(p2, p1.y, "y") then
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return false
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end
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return true
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end
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local function is_portal(pos)
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for d=-3,3 do
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for y=-4,4 do
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local px = {x=pos.x+d, y=pos.y+y, z=pos.z}
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local pz = {x=pos.x, y=pos.y+y, z=pos.z+d}
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if check_portal(px, {x=px.x+3, y=px.y+4, z=px.z}) then
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return px, {x=px.x+3, y=px.y+4, z=px.z}
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end
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if check_portal(pz, {x=pz.x, y=pz.y+4, z=pz.z+3}) then
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return pz, {x=pz.x, y=pz.y+4, z=pz.z+3}
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end
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end
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end
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end
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local function make_portal(pos)
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local p1, p2 = is_portal(pos)
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if not p1 or not p2 then
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return false
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end
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for d=1,2 do
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for y=p1.y+1,p2.y-1 do
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local p
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if p1.z == p2.z then
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p = {x=p1.x+d, y=y, z=p1.z}
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else
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p = {x=p1.x, y=y, z=p1.z+d}
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end
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if minetest.get_node(p).name ~= "air" then
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return false
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end
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end
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end
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local param2
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if p1.z == p2.z then param2 = 0 else param2 = 1 end
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local target = {x=p1.x, y=p1.y, z=p1.z}
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target.x = target.x + 1
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if target.y < NETHER_DEPTH then
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target.y = math.random(-50, 20)
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else
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target.y = NETHER_DEPTH - math.random(500, 1500)
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end
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for d=0,3 do
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for y=p1.y,p2.y do
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local p = {}
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if param2 == 0 then p = {x=p1.x+d, y=y, z=p1.z} else p = {x=p1.x, y=y, z=p1.z+d} end
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if minetest.get_node(p).name == "air" then
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minetest.set_node(p, {name="nether:portal", param2=param2})
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end
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local meta = minetest.get_meta(p)
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meta:set_string("p1", minetest.pos_to_string(p1))
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meta:set_string("p2", minetest.pos_to_string(p2))
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meta:set_string("target", minetest.pos_to_string(target))
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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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minetest.register_node(":default:obsidian", {
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description = "Obsidian",
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tiles = {"default_obsidian.png"},
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is_ground_content = true,
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sounds = default.node_sound_stone_defaults(),
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groups = {cracky=1,level=2},
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on_destruct = function(pos)
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local meta = minetest.get_meta(pos)
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local p1 = minetest.string_to_pos(meta:get_string("p1"))
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local p2 = minetest.string_to_pos(meta:get_string("p2"))
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local target = minetest.string_to_pos(meta:get_string("target"))
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if not p1 or not p2 then
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return
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end
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for x=p1.x,p2.x do
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for y=p1.y,p2.y do
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for z=p1.z,p2.z do
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local nn = minetest.get_node({x=x,y=y,z=z}).name
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if nn == "default:obsidian" or nn == "nether:portal" then
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if nn == "nether:portal" then
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minetest.remove_node({x=x,y=y,z=z})
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end
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local m = minetest.get_meta({x=x,y=y,z=z})
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m:set_string("p1", "")
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m:set_string("p2", "")
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m:set_string("target", "")
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end
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end
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end
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end
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meta = minetest.get_meta(target)
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if not meta then
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return
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end
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p1 = minetest.string_to_pos(meta:get_string("p1"))
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p2 = minetest.string_to_pos(meta:get_string("p2"))
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if not p1 or not p2 then
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return
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end
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for x=p1.x,p2.x do
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for y=p1.y,p2.y do
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for z=p1.z,p2.z do
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local nn = minetest.get_node({x=x,y=y,z=z}).name
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if nn == "default:obsidian" or nn == "nether:portal" then
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if nn == "nether:portal" then
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minetest.remove_node({x=x,y=y,z=z})
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end
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local m = minetest.get_meta({x=x,y=y,z=z})
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m:set_string("p1", "")
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m:set_string("p2", "")
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m:set_string("target", "")
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end
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end
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end
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end
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end,
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})
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minetest.register_craftitem(":default:mese_crystal_fragment", {
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description = "Mese Crystal Fragment",
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inventory_image = "default_mese_crystal_fragment.png",
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on_place = function(stack,_, pt)
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if pt.under and minetest.get_node(pt.under).name == "default:obsidian" then
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local done = make_portal(pt.under)
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if done and not minetest.setting_getbool("creative_mode") then
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stack:take_item()
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end
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end
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return stack
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end,
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})
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minetest.register_node("nether:rack", {
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description = "Netherrack",
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tiles = {"nether_rack.png"},
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is_ground_content = true,
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drop = {
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max_items = 1,
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items = {{
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rarity = 3,
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items = {"nether:rack"},
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}}
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},
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groups = {cracky=3,level=2},
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sounds = default.node_sound_stone_defaults(),
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})
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minetest.register_node("nether:sand", {
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description = "Nethersand",
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tiles = {"nether_sand.png"},
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is_ground_content = true,
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groups = {crumbly=3,level=2,falling_node=1},
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_gravel_footstep", gain=0.45},
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}),
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})
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minetest.register_node("nether:glowstone", {
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description = "Glowstone",
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tiles = {"nether_glowstone.png"},
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is_ground_content = true,
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light_source = 13,
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groups = {cracky=3,oddly_breakable_by_hand=3},
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sounds = default.node_sound_glass_defaults(),
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})
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minetest.register_node("nether:brick", {
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description = "Nether Brick",
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tiles = {"nether_brick.png"},
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groups = {cracky=2,level=2},
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sounds = default.node_sound_stone_defaults(),
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})
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local air = minetest.get_content_id("air")
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local stone_with_coal = minetest.get_content_id("default:stone_with_coal")
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local stone_with_iron = minetest.get_content_id("default:stone_with_iron")
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local stone_with_mese = minetest.get_content_id("default:stone_with_mese")
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local stone_with_diamond = minetest.get_content_id("default:stone_with_diamond")
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local stone_with_gold = minetest.get_content_id("default:stone_with_gold")
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local stone_with_copper = minetest.get_content_id("default:stone_with_copper")
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local gravel = minetest.get_content_id("default:gravel")
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local dirt = minetest.get_content_id("default:dirt")
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local sand = minetest.get_content_id("default:sand")
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local cobble = minetest.get_content_id("default:cobble")
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local mossycobble = minetest.get_content_id("default:mossycobble")
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local stair_cobble = minetest.get_content_id("stairs:stair_cobble")
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local lava_source = minetest.get_content_id("default:lava_source")
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local lava_flowing = minetest.get_content_id("default:lava_flowing")
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local glowstone = minetest.get_content_id("nether:glowstone")
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local nethersand = minetest.get_content_id("nether:sand")
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local netherbrick = minetest.get_content_id("nether:brick")
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local netherrack = minetest.get_content_id("nether:rack")
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minetest.register_on_generated(function(minp, maxp, seed)
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if maxp.y > NETHER_DEPTH then
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return
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end
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local data = vm:get_data()
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local area = VoxelArea:new{MinEdge=emin, MaxEdge=emax}
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for i in area:iterp(minp, maxp) do
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local d = data[i]
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if d == air or d == stone_with_coal or d == stone_with_iron then
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data[i] = air
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elseif d == stone_with_mese or d == stone_with_diamond or d == lava_source then
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data[i] = lava_source
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elseif d == lava_flowing then
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-- nothing
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elseif d == stone_with_gold then
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data[i] = glowstone
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elseif d == stone_with_copper or d == gravel or d == dirt or d == sand then
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data[i] = nethersand
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elseif d == cobble or d == mossycobble or d == stair_cobble then
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data[i] = netherbrick
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else
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data[i] = netherrack
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end
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end
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vm:set_data(data)
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--vm:set_lighting({day=0, night=0})
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vm:calc_lighting()
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vm:update_liquids()
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vm:write_to_map()
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end)
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