forked from VoxeLibre/VoxeLibre
119 lines
4.2 KiB
Lua
119 lines
4.2 KiB
Lua
local S = minetest.get_translator("mcl_portals")
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local storage = mcl_portals.storage
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local gateway_positions = {
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{x = 96, y = -26925, z = 0},
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{x = 91, y = -26925, z = 29},
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{x = 77, y = -26925, z = 56},
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{x = 56, y = -26925, z = 77},
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{x = 29, y = -26925, z = 91},
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{x = 0, y = -26925, z = 96},
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{x = -29, y = -26925, z = 91},
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{x = -56, y = -26925, z = 77},
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{x = -77, y = -26925, z = 56},
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{x = -91, y = -26925, z = 29},
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{x = -96, y = -26925, z = 0},
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{x = -91, y = -26925, z = -29},
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{x = -77, y = -26925, z = -56},
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{x = -56, y = -26925, z = -77},
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{x = -29, y = -26925, z = -91},
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{x = 0, y = -26925, z = -96},
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{x = 29, y = -26925, z = -91},
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{x = 56, y = -26925, z = -77},
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{x = 77, y = -26925, z = -56},
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{x = 91, y = -26925, z = -29},
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}
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local function spawn_gateway_portal(pos, dest_str)
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local path = minetest.get_modpath("mcl_structures").."/schematics/mcl_structures_end_gateway_portal.mts"
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return mcl_structures.place_schematic(vector.add(pos, vector.new(-1, -2, -1)), path, "0", nil, true, nil, dest_str and function()
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minetest.get_meta(pos):set_string("mcl_portals:gateway_destination", dest_str)
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end)
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end
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function mcl_portals.spawn_gateway_portal()
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local id = storage:get_int("gateway_last_id") + 1
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local pos = gateway_positions[id]
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if not pos then return end
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storage:set_int("gateway_last_id", id)
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spawn_gateway_portal(pos)
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end
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local gateway_def = table.copy(minetest.registered_nodes["mcl_portals:portal_end"])
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gateway_def.description = S("End Gateway Portal")
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gateway_def._tt_help = S("Used to construct end gateway portals")
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gateway_def._doc_items_longdesc = S("An End gateway portal teleports creatures and objects to the outer End (and back!).")
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gateway_def._doc_items_usagehelp = S("Throw an ender pearl into the portal to teleport. Entering an Gateway portal near the Overworld teleports you to the outer End. At this destination another gateway portal will be constructed, which you can use to get back.")
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gateway_def.after_destruct = nil
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gateway_def.drawtype = "normal"
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gateway_def.node_box = nil
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gateway_def.walkable = true
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gateway_def.tiles[3] = nil
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minetest.register_node("mcl_portals:portal_gateway", gateway_def)
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local function find_destination_pos(minp, maxp)
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for y = maxp.y, minp.y, -1 do
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for x = maxp.x, minp.x, -1 do
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for z = maxp.z, minp.z, -1 do
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local pos = vector.new(x, y, z)
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local nn = minetest.get_node(pos).name
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if nn ~= "ignore" and nn ~= "mcl_portals:portal_gateway" and nn ~= "mcl_core:bedrock" then
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local def = minetest.registered_nodes[nn]
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if def and def.walkable then
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return vector.add(pos, vector.new(0, 1.5, 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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end
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end
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local preparing = {}
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local function teleport(pos, obj)
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local meta = minetest.get_meta(pos)
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local dest_portal
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local dest_str = meta:get_string("mcl_portals:gateway_destination")
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local pos_str = minetest.pos_to_string(pos)
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if dest_str == "" then
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dest_portal = vector.multiply(vector.direction(vector.new(0, pos.y, 0), pos), math.random(768, 1024))
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dest_portal.y = -26970
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spawn_gateway_portal(dest_portal, pos_str)
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meta:set_string("mcl_portals:gateway_destination", minetest.pos_to_string(dest_portal))
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else
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dest_portal = minetest.string_to_pos(dest_str)
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end
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local minp = vector.subtract(dest_portal, vector.new(5, 40, 5))
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local maxp = vector.add(dest_portal, vector.new(5, 10, 5))
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preparing[pos_str] = true
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minetest.emerge_area(minp, maxp, function(blockpos, action, calls_remaining, param)
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if calls_remaining < 1 then
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if obj and obj:is_player() or obj:get_luaentity() then
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obj:set_pos(find_destination_pos(minp, maxp) or vector.add(dest_portal, vector.new(0, 3.5, 0)))
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end
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preparing[pos_str] = false
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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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label = "End gateway portal teleportation",
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nodenames = {"mcl_portals:portal_gateway"},
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interval = 0.1,
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chance = 1,
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action = function(pos)
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if preparing[minetest.pos_to_string(pos)] then return end
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for _, obj in pairs(minetest.get_objects_inside_radius(pos, 1)) do
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if obj:get_hp() > 0 then
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local luaentity = obj:get_luaentity()
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if luaentity and luaentity.name == "mcl_throwing:ender_pearl" then
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obj:remove()
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obj = luaentity._thrower
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end
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teleport(pos, obj)
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return
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end
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end
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end,
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})
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