409 lines
12 KiB
Lua
409 lines
12 KiB
Lua
-- main tables
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spawners_mobs = {}
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spawners_mobs.mob_tables = {}
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-- check if mods exists and build tables
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for k, mob_mod in ipairs(ENABLED_MODS) do
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local modpath = minetest.get_modpath(mob_mod)
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-- list of mobs and their info
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if (modpath) then
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for j, mob in ipairs(MOBS_PROPS[mob_mod]) do
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local mob_egg = nil
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-- disabled extra check for mobs redo due to incompatibility with Lua 5.1, this method is available from Lua 5.2
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-- if mob_mod == "mobs" and not (mobs.mod == "redo") then goto continue end
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table.insert(spawners_mobs.mob_tables,
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{
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name = mob.name,
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mod_prefix = mob_mod,
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egg_name_custom = mob.egg_name_custom,
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dummy_size = mob.dummy_size,
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dummy_offset = mob.dummy_offset,
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dummy_mesh = mob.dummy_mesh,
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dummy_texture = mob.dummy_texture,
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night_only = mob.night_only,
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sound_custom = mob.sound_custom
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}
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)
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-- use custom egg or create a default egg
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if mob.egg_name_custom ~= "" then
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mob_egg = mob.egg_name_custom
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else
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mob_egg = mob_mod..":"..mob.name
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end
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-- recipes
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minetest.register_craft({
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output = "spawners_mobs:"..mob_mod.."_"..mob.name.."_spawner",
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recipe = {
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{"default:diamondblock", "fire:flint_and_steel", "default:diamondblock"},
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{"xpanes:bar_flat", mob_egg, "xpanes:bar_flat"},
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{"default:diamondblock", "xpanes:bar_flat", "default:diamondblock"},
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}
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})
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-- ::continue::
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end
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end
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end
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function spawners_mobs.meta_get_int(key, pos)
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local meta = minetest.get_meta(pos)
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return meta:get_int(key)
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end
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function spawners_mobs.meta_set_int(key, value, pos)
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local meta = minetest.get_meta(pos)
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meta:set_int(key, value)
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end
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function spawners_mobs.meta_set_str(key, value, pos)
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local meta = minetest.get_meta(pos)
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meta:set_string(key, value)
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end
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-- particles
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function spawners_mobs.cloud_booom(pos)
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minetest.add_particlespawner({
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amount = 5,
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time = 2,
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minpos = vector.subtract({x=pos.x-0.3, y=pos.y, z=pos.z-0.3}, 0.3),
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maxpos = vector.add({x=pos.x+0.3, y=pos.y, z=pos.z+0.3}, 0.3),
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minvel = {x=0.1, y=0.1, z=0.1},
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maxvel = {x=0.2, y=0.2, z=0.2},
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minacc = vector.new({x=-0.1, y=0.3, z=-0.1}),
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maxacc = vector.new({x=0.1, y=0.6, z=0.1}),
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minexptime = 2,
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maxexptime = 3,
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minsize = 4,
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maxsize = 12,
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texture = "spawners_mobs_smoke_particle_2.png^[transform"..math.random(0,3),
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})
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end
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function spawners_mobs.add_flame_effects(pos)
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local id = minetest.add_particlespawner({
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amount = 6,
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time = 0,
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minpos = vector.subtract({x=pos.x-0.001, y=pos.y-0.001, z=pos.z-0.001}, 0.5),
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maxpos = vector.add({x=pos.x+0.001, y=pos.y+0.001, z=pos.z+0.001}, 0.5),
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minvel = {x=-0.1, y=-0.1, z=-0.1},
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maxvel = {x=0.1, y=0.1, z=0.1},
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minacc = vector.new(),
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maxacc = vector.new(),
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minexptime = 1,
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maxexptime = 5,
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minsize = .5,
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maxsize = 2.5,
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texture = "spawners_mobs_flame_particle_2.png",
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})
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return id
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end
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function spawners_mobs.add_smoke_effects(pos)
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local id = minetest.add_particlespawner({
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amount = 1,
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time = 0,
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minpos = vector.subtract({x=pos.x-0.001, y=pos.y-0.001, z=pos.z-0.001}, 0.5),
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maxpos = vector.add({x=pos.x+0.001, y=pos.y+0.001, z=pos.z+0.001}, 0.5),
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minvel = {x=-0.5, y=0.5, z=-0.5},
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maxvel = {x=0.5, y=1.5, z=0.5},
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minacc = vector.new({x=-0.1, y=0.1, z=-0.1}),
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maxacc = vector.new({x=0.1, y=0.3, z=0.1}),
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minexptime = .5,
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maxexptime = 2,
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minsize = .5,
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maxsize = 2,
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texture = "spawners_mobs_smoke_particle.png^[transform"..math.random(0,3),
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})
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return id
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end
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-- start spawning mobs
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function spawners_mobs.start_spawning(random_pos, mob_name, mod_prefix, sound_custom)
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if not (random_pos or how_many or mob_name) then return end
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local sound_name = mod_prefix.."_"..mob_name
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-- use custom sounds
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if sound_custom ~= "" then
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sound_name = sound_custom
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end
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-- remove 'spawners_mobs:' from the string
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print("#2 mod_prefix: "..mod_prefix)
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print("#2 mob_name: "..mob_name)
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-- local mob_name = string.sub(mob_name,15)
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-- use random colors for sheeps
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if mob_name == "sheep_white" then
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local sheep_colors = {"black", "blue", "brown", "cyan", "dark_green", "dark_grey", "green", "grey", "magenta", "orange", "pink", "red", "violet", "white", "yellow"}
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mob_name = "sheep_"..sheep_colors[math.random(#sheep_colors)]
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end
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local how_many = math.random(2)
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print("how_many: ", how_many)
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for i = 1, how_many do
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-- spawn a bit more above the block - prevent spawning inside the block
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random_pos.y = random_pos.y + 0.5
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spawners_mobs.cloud_booom(random_pos)
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minetest.after(1, function()
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local obj = minetest.add_entity(random_pos, mod_prefix..":"..mob_name)
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if obj then
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if sound_name then
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minetest.sound_play(sound_name, {
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pos = random_pos,
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max_hear_distance = 10,
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gain = 0.3
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})
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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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function spawners_mobs.check_around_radius(pos, mob)
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local player_near = false
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local radius = 21
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local mobs = {}
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for _,obj in ipairs(minetest.get_objects_inside_radius(pos, radius)) do
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local luae = obj:get_luaentity()
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-- check for number of mobs near by
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if luae ~= nil and luae.name ~= nil and mob ~= nil then
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local mob_name = string.split(luae.name, ":")
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mob_name = mob_name[2]
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if mob_name == mob then
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table.insert(mobs, mob)
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end
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if #mobs >= 8 then
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player_near = false
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return player_near
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end
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end
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-- check for player near by
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if obj:is_player() then
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player_near = true
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end
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end
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return player_near
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end
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local old_is_protected = minetest.is_protected
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function minetest.is_protected(pos, name)
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-- is area protected against name?
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if not protector.can_dig(protector.radius, pos, name, false, 1) then
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return true
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end
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-- otherwise can dig or place
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return old_is_protected(pos, name)
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end
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function spawners_mobs.check_node_status(pos, mob, night_only)
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-- re-factor
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local posmin = { x = pos.x - 4, y = pos.y - 1, z = pos.z - 4 }
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local posmax = { x = pos.x + 4, y = pos.y + 1, z = pos.z + 4 }
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local player_near = false
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local entities_near = 0
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local entities_max = 6
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local node_light_min = 13
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local meta = minetest.get_meta(pos)
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local owner = meta:get_string("owner") or ""
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local mod_prefix = meta:get_string("mod_prefix") or false
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local mob_name = meta:get_string("mob_name") or false
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local sound_custom = meta:get_string("sound_custom") or ""
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print("#1 mod_prefix: "..mod_prefix)
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print("#1 mob_name: "..mob_name)
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if not (mod_prefix or mob_name) then return end
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-- check spawner light
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local node_light = minetest.get_node_light(pos)
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if (not node_light or node_light < node_light_min) and night_only then
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-- too dark - spawn only hostile mobs
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print("too dark - spawn only hostile mobs")
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elseif node_light >= node_light_min and not night_only then
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-- enough light - spawn only friendly mobs
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print("enough light - spawn only friendly mobs")
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else
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-- too dark for friendly mob to spawn or too light for hostile mob to spawn
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print("too dark for friendly mob to spawn or too light for hostile mob to spawn")
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-- tick short
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return
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end
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-- positions where mobs can spawn
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local spawn_area_pos = minetest.find_nodes_in_area(posmin, posmax, "air")
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-- get random spawn position from spawn area
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local random_idx = math.random(#spawn_area_pos)
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local random_pos = spawn_area_pos[random_idx]
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local random_pos_above = minetest.get_node({ x = random_pos.x, y = random_pos.y + 1, z = random_pos.z }).name
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-- check if there is enough place to spawn mob
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if random_pos_above ~= "air" then
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-- tick short
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print("no random position found")
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return
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end
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-- don't do anything and try again later when random position is protected
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if minetest.is_protected(random_pos, owner) then
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print("random pos is protected")
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minetest.record_protection_violation(random_pos, owner)
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-- tick short
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return
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end
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-- area where player and entity count will be detected
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local activation_area = minetest.get_objects_inside_radius(pos, 16)
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for k, object in ipairs(activation_area) do
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-- find player inside activation area
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if object:is_player() then
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player_near = true
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-- print("found player: "..object:get_player_name())
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end
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-- find entities inside activation area
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if not object:is_player() and
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object:get_luaentity() and
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object:get_luaentity().name ~= "__builtin:item" then
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local tmp_mob_name = string.split(object:get_luaentity().name, ":")[2]
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-- sheeps have colors in names
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if string.find(tmp_mob_name, "sheep") and string.find(mob, "sheep") then
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-- print("found entity: "..tmp_mob_name)
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entities_near = entities_near + 1
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elseif tmp_mob_name == mob then
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-- print("found entity: "..tmp_mob_name)
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entities_near = entities_near + 1
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end
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end
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-- stop looping when met all conditions
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if entities_near >= entities_max and player_near then
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-- print("max entities reached "..entities_max.." and player_near found, breaking..")
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break
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end
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end
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-- don't do anything and try again later when player not near or max entities reached
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if entities_near >= entities_max or not player_near then
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-- tick short
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print("max entities reached "..entities_max.." or player not near")
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return
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end
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-- start spawning
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-- minetest.set_node(random_pos, { name = "default:apple" })
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spawners_mobs.start_spawning(random_pos, mob_name, mod_prefix, sound_custom)
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-- /re-factor
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-- if player_near then
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-- local random_pos = false
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-- local min_node_light = 10
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-- local tod = minetest.get_timeofday() * 24000
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-- local node_light = minetest.get_node_light(pos)
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-- if not node_light then
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-- return false
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-- end
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-- local spawn_positions = {}
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-- local right = minetest.get_node_or_nil({x=pos.x+1, y=pos.y, z=pos.z})
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-- local front = minetest.get_node_or_nil({x=pos.x, y=pos.y, z=pos.z+1})
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-- local left = minetest.get_node_or_nil({x=pos.x-1, y=pos.y, z=pos.z})
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-- local back = minetest.get_node_or_nil({x=pos.x, y=pos.y, z=pos.z-1})
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-- local top = minetest.get_node_or_nil({x=pos.x, y=pos.y+1, z=pos.z})
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-- local bottom = minetest.get_node_or_nil({x=pos.x, y=pos.y-1, z=pos.z})
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-- -- make sure that at least one side of the spawner is open
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-- if right ~= nil and right.name == "air" then
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-- table.insert(spawn_positions, {x=pos.x+1.5, y=pos.y, z=pos.z})
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-- end
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-- if front ~= nil and front.name == "air" then
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-- table.insert(spawn_positions, {x=pos.x, y=pos.y, z=pos.z+1.5})
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-- end
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-- if left ~= nil and left.name == "air" then
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-- table.insert(spawn_positions, {x=pos.x-1.5, y=pos.y, z=pos.z})
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-- end
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-- if back ~= nil and back.name == "air" then
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-- table.insert(spawn_positions, {x=pos.x, y=pos.y, z=pos.z-1.5})
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-- end
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-- if top ~= nil and top.name == "air" then
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-- table.insert(spawn_positions, {x=pos.x, y=pos.y+1.5, z=pos.z})
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-- end
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-- if bottom ~= nil and bottom.name == "air" then
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-- table.insert(spawn_positions, {x=pos.x, y=pos.y-1.5, z=pos.z})
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-- end
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-- if #spawn_positions < 1 then
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-- -- spawner is closed from all sides
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-- return false
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-- else
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-- -- pick random from the open sides
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-- local pick_random
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-- if #spawn_positions == 1 then
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-- pick_random = #spawn_positions
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-- else
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-- pick_random = math.random(#spawn_positions)
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-- end
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-- for k, v in pairs (spawn_positions) do
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-- if k == pick_random then
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-- random_pos = v
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-- end
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-- end
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-- end
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-- -- check the node above and below the found air node
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-- local node_above = minetest.get_node({x=random_pos.x, y=random_pos.y+1, z=random_pos.z}).name
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-- local node_below = minetest.get_node({x=random_pos.x, y=random_pos.y-1, z=random_pos.z}).name
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-- if not (node_above == "air" or node_below == "air") then
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-- return false
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-- end
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-- if night_only ~= "disable" then
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-- -- spawn only at day
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-- if not night_only and node_light < min_node_light then
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-- return false, true
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-- end
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-- -- spawn only at night
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-- if night_only then
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-- if not (19359 > tod and tod > 5200) or node_light < min_node_light then
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-- return random_pos
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-- else
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-- return false, true
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-- end
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-- end
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-- end
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-- -- random_pos, waiting
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-- return random_pos, false
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-- else
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-- -- random_pos, waiting
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-- return false, true
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-- end
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end
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