476 lines
14 KiB
Lua
476 lines
14 KiB
Lua
-- main tables
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spawners_mobs = {}
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spawners_mobs.mob_tables = {}
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local max_obj_per_mapblock = tonumber(minetest.settings:get("max_objects_per_block"))
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local enable_particles = minetest.settings:get_bool("enable_particles")
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local tick_max = 20
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local tick_short_max = 20
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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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--
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-- Particles
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--
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function spawners_mobs.cloud_booom(pos)
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if not enable_particles then return end
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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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if not enable_particles then return end
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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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if not enable_particles then return end
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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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--
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-- Timers
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--
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-- how often node timers for spawners will tick, +/- some random value
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function spawners_mobs.tick(pos)
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local meta = minetest.get_meta(pos)
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local tick_counter = meta:get_int("tick")
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local owner = meta:get_string("owner")
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tick_counter = tick_counter + 1
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-- print("tick_counter: "..tick_counter)
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if owner ~= "ADMIN" then
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meta:set_int("tick", tick_counter)
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end
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-- rusty spawner
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if tick_counter >= tick_max then
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spawners_mobs.set_status(pos, "rusty")
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return
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end
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minetest.get_node_timer(pos):start(math.random(166, 286))
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-- minetest.get_node_timer(pos):start(math.random(40, 80))
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end
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-- how often a spawn failure tick is retried (e.g. too dark)
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function spawners_mobs.tick_short(pos)
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local meta = minetest.get_meta(pos)
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local tick_short_counter = meta:get_int("tick_short")
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if tick_short_counter >= tick_short_max then
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spawners_mobs.tick(pos)
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return
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else
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tick_short_counter = tick_short_counter + 1
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meta:set_int("tick_short", tick_short_counter)
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-- print("tick_short_counter: "..tick_short_counter)
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end
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minetest.get_node_timer(pos):start(math.random(40, 80))
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-- minetest.get_node_timer(pos):start(math.random(20, 40))
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end
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--
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-- Core Functions
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--
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-- start spawning mobs
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function spawners_mobs.start_spawning(spawn_area_random_pos, mob_name, mod_prefix, sound_custom)
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if not (spawn_area_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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-- 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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for i = 1, #spawn_area_random_pos do
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-- spawn a bit more above the block - prevent spawning inside the block
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spawn_area_random_pos[i].y = spawn_area_random_pos[i].y + 0.5
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spawners_mobs.cloud_booom(spawn_area_random_pos[i])
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minetest.after(1, function()
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-- minetest.set_node(spawn_area_random_pos[i], {name = "default:apple"})
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local obj = minetest.add_entity(spawn_area_random_pos[i], 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 = spawn_area_random_pos[i],
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max_hear_distance = 8,
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gain = 0.5
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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.on_timer(pos, elapsed)
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local meta = minetest.get_meta(pos)
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local idx = meta:get_int("idx") or nil
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local mob_table = spawners_mobs.mob_tables[idx] or false
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if not mob_table then return end
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local posmin = { x = pos.x - 3, y = pos.y - 1, z = pos.z - 3 }
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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 owner = meta:get_string("owner") or ""
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local mod_prefix = mob_table.mod_prefix
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local mob_name = mob_table.name
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local sound_custom = mob_table.sound_custom
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local night_only = mob_table.night_only
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local max_objects = max_obj_per_mapblock / 4
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-- check spawner light
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local node_light = minetest.get_node_light(pos)
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-- dark
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if (not node_light or node_light < node_light_min) and not night_only then
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-- print("Too dark for mob ( "..mob_name.." ) to spawn. Waiting for day...")
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spawners_mobs.set_status(pos, "waiting")
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-- set infotext
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nToo dark for mob to spawn. Waiting for day...")
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spawners_mobs.tick_short(pos)
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return
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-- light
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elseif node_light >= node_light_min and night_only then
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-- print("Too much light for mob ( "..mob_name.." ) to spawn. Waiting for night...")
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spawners_mobs.set_status(pos, "waiting")
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-- set infotext
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nToo much light for mob to spawn. Waiting for night...")
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spawners_mobs.tick_short(pos)
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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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-- check if there is enough place to spawn mob
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if #spawn_area_pos < 1 then
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spawners_mobs.set_status(pos, "waiting")
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-- set infotext
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nNot enough place to spawn mob. Find more space!")
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spawners_mobs.tick(pos)
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return
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end
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-- spawn 2 mobs on 2 different positions by chance
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local how_many = math.random(2)
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local spawn_area_random_pos = {}
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-- get random spawn position from spawn area
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for i = 1, how_many do
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while #spawn_area_random_pos < how_many and #spawn_area_pos > 0 do
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local random_pos = spawn_area_pos[math.random(#spawn_area_pos)]
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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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if random_pos_above == "air" and not minetest.is_protected(random_pos, owner) then
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table.insert(spawn_area_random_pos, random_pos)
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-- print("spawn_area_random_pos: "..#spawn_area_random_pos)
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else
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table.remove(spawn_area_pos, i)
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-- print("spawn_area_pos: "..#spawn_area_pos)
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end
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end
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end
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-- print(dump(spawn_area_random_pos))
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-- check if there is still enough place to spawn mob
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if #spawn_area_random_pos < 1 then
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spawners_mobs.set_status(pos, "waiting")
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-- set infotext
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nNot enough place to spawn mob. Searching for new location...")
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spawners_mobs.tick_short(pos)
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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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-- prevent object clutter on the map
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if #activation_area > max_objects then
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spawners_mobs.set_status(pos, "waiting")
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-- set infotext
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nToo many objects in the area ("..#activation_area.."/"..max_objects.."), clean-up dropped objects first!")
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spawners_mobs.tick_short(pos)
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return
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end
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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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if tmp_mob_name ~= nil then
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-- sheeps have colors in names
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if string.find(tmp_mob_name, "sheep") and string.find(mob_name, "sheep") and not string.find(tmp_mob_name, "dummy") 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_name 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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else
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minetest.log("warning", "[spawners_mobs] tmp_mob_name was nil, luaentity name was: "..object:get_luaentity().name)
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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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spawners_mobs.set_status(pos, "waiting")
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-- sheeps have color in the name
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local name = mob_name
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if string.find(mob_name, "sheep") then
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name = "sheep"
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end
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nmax mobs reached: "..entities_near.."/"..entities_max) -- or player not near
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spawners_mobs.tick_short(pos)
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return
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end
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-- start spawning
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spawners_mobs.start_spawning(spawn_area_random_pos, mob_name, mod_prefix, sound_custom)
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spawners_mobs.set_status(pos, "active")
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meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nspawner is active reached: "..entities_near.."/"..entities_max)
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meta:set_int("tick", 0)
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meta:set_int("tick_short", 0)
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spawners_mobs.tick(pos)
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end
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--
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-- Status Manager
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--
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function spawners_mobs.set_status(pos, set_status)
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local meta = minetest.get_meta(pos)
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local idx = meta:get_int("idx")
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local mob_table = spawners_mobs.mob_tables[idx] or false
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if not mob_table then return end
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local mod_prefix = mob_table.mod_prefix
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local mob_name = mob_table.name
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local offset = mob_table.dummy_offset
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-- get meta
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local owner = meta:get_string("owner")
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local meta_status = meta:get_string("status")
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local id_flame = meta:get_int("id_flame")
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local id_smoke = meta:get_int("id_smoke")
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--
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-- active
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--
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if set_status == "active" then
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-- remove particles and add them again - keeps particles after server restart
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-- delete particles
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-- print("id_flame: "..id_flame)
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-- print("id_smoke: "..id_smoke)
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if id_flame and id_smoke then
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minetest.delete_particlespawner(id_flame)
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minetest.delete_particlespawner(id_smoke)
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end
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-- add particles
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id_flame = spawners_mobs.add_flame_effects(pos)
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id_smoke = spawners_mobs.add_smoke_effects(pos)
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meta:set_int("id_flame", id_flame)
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meta:set_int("id_smoke", id_smoke)
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if meta_status ~= set_status then
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-- add dummy entity
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minetest.add_entity({ x = pos.x, y = pos.y + offset, z = pos.z },"spawners_mobs:dummy_"..mod_prefix.."_"..mob_name)
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meta:set_string("status", "active")
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minetest.swap_node(pos, {name="spawners_mobs:"..mod_prefix.."_"..mob_name.."_spawner"})
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end
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--
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-- waiting
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--
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elseif set_status == "waiting" and meta_status ~= set_status then
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-- delete particles
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if id_flame and id_smoke then
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minetest.delete_particlespawner(id_flame)
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minetest.delete_particlespawner(id_smoke)
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end
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-- remove dummy
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local objs = minetest.get_objects_inside_radius(pos, 0.5)
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if objs then
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for _, obj in ipairs(objs) do
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if obj and obj:get_luaentity() and obj:get_luaentity().name == "spawners_mobs:dummy_"..mod_prefix.."_"..mob_name then
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obj:remove()
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end
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end
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end
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meta:set_string("status", "waiting")
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minetest.swap_node(pos, {name="spawners_mobs:"..mod_prefix.."_"..mob_name.."_spawner_waiting"})
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--
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-- rusty
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--
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elseif set_status == "rusty" and meta_status ~= set_status then
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-- delete particles
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if id_flame and id_smoke then
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minetest.delete_particlespawner(id_flame)
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minetest.delete_particlespawner(id_smoke)
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end
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-- remove dummy
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local objs = minetest.get_objects_inside_radius(pos, 0.5)
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if objs then
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for _, obj in ipairs(objs) do
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if obj and obj:get_luaentity() and obj:get_luaentity().name == "spawners_mobs:dummy_"..mod_prefix.."_"..mob_name then
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obj:remove()
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end
|
|
end
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|
end
|
|
|
|
meta:set_string("status", "rusty")
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|
|
|
minetest.swap_node(pos, {name="spawners_mobs:"..mod_prefix.."_"..mob_name.."_spawner_rusty"})
|
|
|
|
-- set infotext
|
|
meta:set_string("infotext", mob_name.." spawner\nowner: "..owner.."\nSpawner was searching for too long and got rusted! Dig up the spawner and place it again.")
|
|
return
|
|
end
|
|
|
|
end
|