MineClone5/mods/MAPGEN/mcl_structures/end_exit_portal.lua

82 lines
2.2 KiB
Lua

local modname = minetest.get_current_modname()
local modpath = minetest.get_modpath(modname)
local END_EXIT_PORTAL_POS_X = -3
local END_EXIT_PORTAL_POS_Y = -27003
local END_EXIT_PORTAL_POS_Z = -3
local p0 = {
x = END_EXIT_PORTAL_POS_X,
y = END_EXIT_PORTAL_POS_Y,
z = END_EXIT_PORTAL_POS_Z,
}
local schematic = modpath .. "/schematics/mcl_structures_end_exit_portal.mts"
local dragon_spawn_pos = false
local dragon_spawned, portal_generated = false, false
local function spawn_ender_dragon()
local obj = minetest.add_entity(dragon_spawn_pos, "mobs_mc:enderdragon")
if not obj then return false end
local dragon_entity = obj:get_luaentity()
dragon_entity._initial = true
dragon_entity._portal_pos = p0
return obj
end
local function try_to_spawn_ender_dragon()
if spawn_ender_dragon() then
dragon_spawned = true
return
end
minetest.after(2, try_to_spawn_ender_dragon)
minetest.log("warning", "Ender dragon doesn't want to spawn at "..minetest.pos_to_string(dragon_spawn_pos))
end
if portal_generated and not dragon_spawned then
minetest.after(10, try_to_spawn_ender_dragon)
end
local function place(pos, rotation, pr)
mcl_structures.place_schematic({pos = pos, schematic = schematic, rotation = rotation, pr = pr})
end
mcl_mapgen.register_mapgen(function(minp, maxp, seed, vm_context)
local minp = minp
local y1 = minp.y
if y1 > END_EXIT_PORTAL_POS_Y then return end
local maxp = maxp
local y2 = maxp.y
if y2 < END_EXIT_PORTAL_POS_Y then return end
if minp.x > END_EXIT_PORTAL_POS_X then return end
if maxp.x < END_EXIT_PORTAL_POS_X then return end
if minp.z > END_EXIT_PORTAL_POS_Z then return end
if maxp.z < END_EXIT_PORTAL_POS_Z then return end
dragon_spawn_pos = vector.add(p0, vector.new(3, 11, 3))
portal_generated = true
try_to_spawn_ender_dragon()
local p = table.copy(p0)
for y = y2, y1, -1 do
p.y = y
if minetest.get_node(p).name == "mcl_end:end_stone" then
place(p, "0", PseudoRandom(vm_context.chunkseed))
return
end
end
for y = y2, y1, -1 do
p.y = y
if minetest.get_node(p).name ~= "air" then
place(p, "0", PseudoRandom(vm_context.chunkseed))
return
end
end
place(p0, "0", PseudoRandom(vm_context.chunkseed))
end)
mcl_structures.register_structure({name = "end_exit_portal", place_function = place})