668 lines
19 KiB
Lua
668 lines
19 KiB
Lua
-- API for Mobs Redo: MineClone 2 Delux 2.0 DRM Free Early Access Super Extreme Edition
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-- current state of things: How to?
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-- mobs library
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mobs = {}
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-- lua locals - can grab from this to easily plop them into the api lua files
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--localize minetest functions
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local minetest_settings = minetest.settings
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local minetest_get_objects_inside_radius = minetest.get_objects_inside_radius
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local minetest_get_modpath = minetest.get_modpath
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local minetest_registered_nodes = minetest.registered_nodes
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local minetest_get_node = minetest.get_node
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local minetest_get_item_group = minetest.get_item_group
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local minetest_registered_entities = minetest.registered_entities
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local minetest_line_of_sight = minetest.line_of_sight
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local minetest_after = minetest.after
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local minetest_sound_play = minetest.sound_play
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local minetest_add_particlespawner = minetest.add_particlespawner
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local minetest_registered_items = minetest.registered_items
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local minetest_set_node = minetest.set_node
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local minetest_add_item = minetest.add_item
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local minetest_get_craft_result = minetest.get_craft_result
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local minetest_find_path = minetest.find_path
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local minetest_is_protected = minetest.is_protected
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local minetest_is_creative_enabled = minetest.is_creative_enabled
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local minetest_find_node_near = minetest.find_node_near
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local minetest_find_nodes_in_area_under_air = minetest.find_nodes_in_area_under_air
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local minetest_raycast = minetest.raycast
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local minetest_get_us_time = minetest.get_us_time
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local minetest_add_entity = minetest.add_entity
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local minetest_get_natural_light = minetest.get_natural_light
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local minetest_get_node_or_nil = minetest.get_node_or_nil
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-- localize math functions
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local math_pi = math.pi
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local math_sin = math.sin
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local math_cos = math.cos
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local math_abs = math.abs
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local math_min = math.min
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local math_max = math.max
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local math_atan = math.atan
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local math_random = math.random
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local math_floor = math.floor
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-- localize vector functions
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local vector_new = vector.new
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local vector_length = vector.length
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-- mob constants
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local MAX_MOB_NAME_LENGTH = 30
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local BREED_TIME = 30
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local BREED_TIME_AGAIN = 300
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local CHILD_GROW_TIME = 60*20
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local DEATH_DELAY = 0.5
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local DEFAULT_FALL_SPEED = -10
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local FLOP_HEIGHT = 5.0
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local FLOP_HOR_SPEED = 1.5
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local GRAVITY = minetest_settings:get("movement_gravity")-- + 9.81
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local MOB_CAP = {}
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MOB_CAP.hostile = 70
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MOB_CAP.passive = 10
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MOB_CAP.ambient = 15
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MOB_CAP.water = 15
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-- Load main settings
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local damage_enabled = minetest_settings:get_bool("enable_damage")
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local disable_blood = minetest_settings:get_bool("mobs_disable_blood")
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local mobs_drop_items = minetest_settings:get_bool("mobs_drop_items") ~= false
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local mobs_griefing = minetest_settings:get_bool("mobs_griefing") ~= false
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local spawn_protected = minetest_settings:get_bool("mobs_spawn_protected") ~= false
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local remove_far = true
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local difficulty = tonumber(minetest_settings:get("mob_difficulty")) or 1.0
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local show_health = false
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local max_per_block = tonumber(minetest_settings:get("max_objects_per_block") or 64)
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local mobs_spawn_chance = tonumber(minetest_settings:get("mobs_spawn_chance") or 2.5)
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-- pathfinding settings
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local enable_pathfinding = true
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local stuck_timeout = 3 -- how long before mob gets stuck in place and starts searching
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local stuck_path_timeout = 10 -- how long will mob follow path before giving up
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-- default nodes
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local node_ice = "mcl_core:ice"
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local node_snowblock = "mcl_core:snowblock"
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local node_snow = "mcl_core:snow"
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mobs.fallback_node = minetest.registered_aliases["mapgen_dirt"] or "mcl_core:dirt"
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local mod_weather = minetest_get_modpath("mcl_weather") ~= nil
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local mod_explosions = minetest_get_modpath("mcl_explosions") ~= nil
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local mod_mobspawners = minetest_get_modpath("mcl_mobspawners") ~= nil
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local mod_hunger = minetest_get_modpath("mcl_hunger") ~= nil
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local mod_worlds = minetest_get_modpath("mcl_worlds") ~= nil
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local mod_armor = minetest_get_modpath("mcl_armor") ~= nil
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local mod_experience = minetest_get_modpath("mcl_experience") ~= nil
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-- random locals I found
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local los_switcher = false
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local height_switcher = false
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-- Get translator
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local S = minetest.get_translator("mcl_mobs")
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-- CMI support check
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local use_cmi = minetest.global_exists("cmi")
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-- Invisibility mod check
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mobs.invis = {}
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if minetest.global_exists("invisibility") then
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mobs.invis = invisibility
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end
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-- creative check
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function mobs.is_creative(name)
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return minetest.is_creative_enabled(name)
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end
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local atan = function(x)
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if not x or x ~= x then
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return 0
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else
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return math_atan(x)
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end
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end
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-- Shows helpful debug info above each mob
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local mobs_debug = minetest_settings:get_bool("mobs_debug", false)
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-- Peaceful mode message so players will know there are no monsters
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if minetest_settings:get_bool("only_peaceful_mobs", false) then
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minetest.register_on_joinplayer(function(player)
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minetest.chat_send_player(player:get_player_name(),
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S("Peaceful mode active! No monsters will spawn."))
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end)
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end
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local api_path = minetest.get_modpath(minetest.get_current_modname()).."/api/mob_functions/"
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--ignite all parts of the api
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dofile(api_path .. "ai.lua")
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dofile(api_path .. "animation.lua")
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dofile(api_path .. "collision.lua")
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dofile(api_path .. "environment.lua")
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dofile(api_path .. "interaction.lua")
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dofile(api_path .. "movement.lua")
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dofile(api_path .. "set_up.lua")
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dofile(api_path .. "attack_type_instructions.lua")
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dofile(api_path .. "sound_handling.lua")
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mobs.spawning_mobs = {}
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-- register mob entity
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function mobs:register_mob(name, def)
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local collisionbox = def.collisionbox or {-0.25, -0.25, -0.25, 0.25, 0.25, 0.25}
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-- Workaround for <https://github.com/minetest/minetest/issues/5966>:
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-- Increase upper Y limit to avoid mobs glitching through solid nodes.
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-- FIXME: Remove workaround if it's no longer needed.
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if collisionbox[5] < 0.79 then
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collisionbox[5] = 0.79
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end
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mobs.spawning_mobs[name] = true
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local can_despawn
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if def.can_despawn ~= nil then
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can_despawn = def.can_despawn
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elseif def.spawn_class == "passive" then
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can_despawn = false
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else
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can_despawn = true
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end
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local function scale_difficulty(value, default, min, special)
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if (not value) or (value == default) or (value == special) then
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return default
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else
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return math_max(min, value * difficulty)
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end
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end
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minetest.register_entity(name, {
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use_texture_alpha = def.use_texture_alpha,
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stepheight = def.stepheight or 0.6,
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name = name,
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type = def.type,
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attack_type = def.attack_type,
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fly = def.fly,
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fly_in = def.fly_in or {"air", "__airlike"},
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owner = def.owner or "",
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order = def.order or "",
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on_die = def.on_die,
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spawn_small_alternative = def.spawn_small_alternative,
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do_custom = def.do_custom,
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jump_height = def.jump_height or 4, -- was 6
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rotate = def.rotate or 0, -- 0=front, 90=side, 180=back, 270=side2
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lifetimer = def.lifetimer or 57.73,
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hp_min = scale_difficulty(def.hp_min, 5, 1),
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hp_max = scale_difficulty(def.hp_max, 10, 1),
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xp_min = def.xp_min or 0,
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xp_max = def.xp_max or 3,
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xp_timestamp = 0,
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breath_max = def.breath_max or 15,
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breathes_in_water = def.breathes_in_water or false,
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physical = true,
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collisionbox = collisionbox,
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collide_with_objects = def.collide_with_objects or false,
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selectionbox = def.selectionbox or def.collisionbox,
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visual = def.visual,
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visual_size = def.visual_size or {x = 1, y = 1},
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mesh = def.mesh,
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makes_footstep_sound = def.makes_footstep_sound or false,
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view_range = def.view_range or 16,
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walk_velocity = def.walk_velocity or 1,
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run_velocity = def.run_velocity or 2,
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damage = scale_difficulty(def.damage, 0, 0),
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light_damage = def.light_damage or 0,
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sunlight_damage = def.sunlight_damage or 0,
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water_damage = def.water_damage or 0,
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lava_damage = def.lava_damage or 8,
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fire_damage = def.fire_damage or 1,
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suffocation = def.suffocation or true,
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fall_damage = def.fall_damage or 1,
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fall_speed = def.fall_speed or DEFAULT_FALL_SPEED, -- must be lower than -2
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drops = def.drops or {},
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armor = def.armor or 100,
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on_rightclick = mobs.create_mob_on_rightclick(def.on_rightclick),
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arrow = def.arrow,
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shoot_interval = def.shoot_interval,
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sounds = def.sounds or {},
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animation = def.animation,
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follow = def.follow,
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jump = def.jump ~= false,
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walk_chance = def.walk_chance or 50,
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attacks_monsters = def.attacks_monsters or false,
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group_attack = def.group_attack or false,
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passive = def.passive or false,
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knock_back = def.knock_back ~= false,
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shoot_offset = def.shoot_offset or 0,
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floats = def.floats or 1, -- floats in water by default
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floats_on_lava = def.floats_on_lava or 0,
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replace_rate = def.replace_rate,
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replace_what = def.replace_what,
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replace_with = def.replace_with,
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replace_offset = def.replace_offset or 0,
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on_replace = def.on_replace,
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timer = 0,
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state_timer = 0,
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env_damage_timer = 0,
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tamed = false,
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pause_timer = 0,
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horny = false,
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hornytimer = 0,
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gotten = false,
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health = 0,
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reach = def.reach or 3,
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htimer = 0,
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texture_list = def.textures,
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child_texture = def.child_texture,
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docile_by_day = def.docile_by_day or false,
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time_of_day = 0.5,
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fear_height = def.fear_height or 0,
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runaway = def.runaway,
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runaway_timer = 0,
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pathfinding = def.pathfinding,
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immune_to = def.immune_to or {},
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explosion_radius = def.explosion_radius, -- LEGACY
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explosion_damage_radius = def.explosion_damage_radius, -- LEGACY
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explosiontimer_reset_radius = def.explosiontimer_reset_radius,
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explosion_timer = def.explosion_timer or 3,
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allow_fuse_reset = def.allow_fuse_reset ~= false,
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stop_to_explode = def.stop_to_explode ~= false,
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custom_attack = def.custom_attack,
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double_melee_attack = def.double_melee_attack,
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dogshoot_switch = def.dogshoot_switch,
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dogshoot_count = 0,
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dogshoot_count_max = def.dogshoot_count_max or 5,
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dogshoot_count2_max = def.dogshoot_count2_max or (def.dogshoot_count_max or 5),
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attack_animals = def.attack_animals or false,
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specific_attack = def.specific_attack,
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runaway_from = def.runaway_from,
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owner_loyal = def.owner_loyal,
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facing_fence = false,
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_cmi_is_mob = true,
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pushable = def.pushable or true,
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--j4i stuff
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yaw = 0,
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automatic_face_movement_dir = def.rotate or 0, -- 0=front, 90=side, 180=back, 270=side2
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automatic_face_movement_max_rotation_per_sec = 360, --degrees
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backface_culling = true,
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walk_timer = 0,
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stand_timer = 0,
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current_animation = "",
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gravity = GRAVITY,
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swim = def.swim,
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swim_in = def.swim_in or {mobs_mc.items.water_source, "mcl_core:water_flowing", mobs_mc.items.river_water_source},
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pitch_switch = "static",
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jump_only = def.jump_only,
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hostile = def.hostile,
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neutral = def.neutral,
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attacking = nil,
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visual_size_origin = def.visual_size or {x = 1, y = 1, z = 1},
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punch_timer_cooloff = def.punch_timer_cooloff or 0.5,
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projectile_cooldown = projectile_cooldown or 2,
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--end j4i stuff
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-- MCL2 extensions
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teleport = teleport,
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do_teleport = def.do_teleport,
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spawn_class = def.spawn_class,
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ignores_nametag = def.ignores_nametag or false,
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rain_damage = def.rain_damage or 0,
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glow = def.glow,
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can_despawn = can_despawn,
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child = def.child or false,
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texture_mods = {},
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shoot_arrow = def.shoot_arrow,
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sounds_child = def.sounds_child,
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explosion_strength = def.explosion_strength,
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suffocation_timer = 0,
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follow_velocity = def.follow_velocity or 2.4,
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instant_death = def.instant_death or false,
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fire_resistant = def.fire_resistant or false,
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fire_damage_resistant = def.fire_damage_resistant or false,
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ignited_by_sunlight = def.ignited_by_sunlight or false,
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eye_height = def.eye_height or 1.5,
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defuse_reach = def.defuse_reach or 4,
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hostile_cooldown = def.hostile_cooldown or 15,
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tilt_fly = def.tilt_fly,
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tilt_swim = def.tilt_swim,
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-- End of MCL2 extensions
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on_spawn = def.on_spawn,
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--on_blast = def.on_blast or do_tnt,
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on_step = mobs.mob_step,
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--do_punch = def.do_punch,
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on_punch = mobs.mob_punch,
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--on_breed = def.on_breed,
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--on_grown = def.on_grown,
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--on_detach_child = mob_detach_child,
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on_activate = function(self, staticdata, dtime)
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self.object:set_acceleration(vector_new(0,-GRAVITY, 0))
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return mobs.mob_activate(self, staticdata, def, dtime)
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end,
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get_staticdata = function(self)
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return mobs.mob_staticdata(self)
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end,
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--harmed_by_heal = def.harmed_by_heal,
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})
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if minetest_get_modpath("doc_identifier") ~= nil then
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doc.sub.identifier.register_object(name, "basics", "mobs")
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end
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end -- END mobs:register_mob function
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-- register arrow for shoot attack
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function mobs:register_arrow(name, def)
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if not name or not def then return end -- errorcheck
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minetest.register_entity(name, {
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physical = false,
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visual = def.visual,
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visual_size = def.visual_size,
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textures = def.textures,
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velocity = def.velocity,
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hit_player = def.hit_player,
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hit_node = def.hit_node,
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hit_mob = def.hit_mob,
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hit_object = def.hit_object,
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drop = def.drop or false, -- drops arrow as registered item when true
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collisionbox = {0, 0, 0, 0, 0, 0}, -- remove box around arrows
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timer = 0,
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switch = 0,
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owner_id = def.owner_id,
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rotate = def.rotate,
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on_punch = function(self)
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local vel = self.object:get_velocity()
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--self.object:set_velocity({x=vel.x * -1, y=vel.y * -1, z=vel.z * -1})
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local pos = self.object:get_pos()
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if self.switch == 0
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or self.timer > 150
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or not within_limits(pos, 0) then
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mcl_burning.extinguish(self.object)
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self.object:remove();
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return
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end
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-- does arrow have a tail (fireball)
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if def.tail
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and def.tail == 1
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and def.tail_texture then
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minetest.add_particle({
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pos = pos,
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velocity = {x = 0, y = 0, z = 0},
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acceleration = {x = 0, y = 0, z = 0},
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expirationtime = def.expire or 0.25,
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collisiondetection = false,
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texture = def.tail_texture,
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size = def.tail_size or 5,
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glow = def.glow or 0,
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})
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end
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if self.hit_node then
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|
|
|
local node = node_ok(pos).name
|
|
|
|
if minetest_registered_nodes[node].walkable then
|
|
|
|
self.hit_node(self, pos, node)
|
|
|
|
if self.drop == true then
|
|
|
|
pos.y = pos.y + 1
|
|
|
|
self.lastpos = (self.lastpos or pos)
|
|
|
|
minetest_add_item(self.lastpos, self.object:get_luaentity().name)
|
|
end
|
|
|
|
self.object:remove();
|
|
|
|
return
|
|
end
|
|
end
|
|
|
|
if self.hit_player or self.hit_mob or self.hit_object then
|
|
|
|
for _,player in pairs(minetest_get_objects_inside_radius(pos, 1.5)) do
|
|
|
|
if self.hit_player
|
|
and player:is_player() then
|
|
|
|
self.hit_player(self, player)
|
|
self.object:remove();
|
|
return
|
|
end
|
|
|
|
local entity = player:get_luaentity()
|
|
|
|
if entity
|
|
and self.hit_mob
|
|
and entity._cmi_is_mob == true
|
|
and tostring(player) ~= self.owner_id
|
|
and entity.name ~= self.object:get_luaentity().name then
|
|
self.hit_mob(self, player)
|
|
self.object:remove();
|
|
return
|
|
end
|
|
|
|
if entity
|
|
and self.hit_object
|
|
and (not entity._cmi_is_mob)
|
|
and tostring(player) ~= self.owner_id
|
|
and entity.name ~= self.object:get_luaentity().name then
|
|
self.hit_object(self, player)
|
|
self.object:remove();
|
|
return
|
|
end
|
|
end
|
|
end
|
|
|
|
self.lastpos = pos
|
|
end
|
|
})
|
|
end
|
|
|
|
-- Register spawn eggs
|
|
|
|
-- Note: This also introduces the “spawn_egg” group:
|
|
-- * spawn_egg=1: Spawn egg (generic mob, no metadata)
|
|
-- * spawn_egg=2: Spawn egg (captured/tamed mob, metadata)
|
|
function mobs:register_egg(mob, desc, background, addegg, no_creative)
|
|
|
|
local grp = {spawn_egg = 1}
|
|
|
|
-- do NOT add this egg to creative inventory (e.g. dungeon master)
|
|
if no_creative == true then
|
|
grp.not_in_creative_inventory = 1
|
|
end
|
|
|
|
local invimg = background
|
|
|
|
if addegg == 1 then
|
|
invimg = "mobs_chicken_egg.png^(" .. invimg ..
|
|
"^[mask:mobs_chicken_egg_overlay.png)"
|
|
end
|
|
|
|
-- register old stackable mob egg
|
|
minetest.register_craftitem(mob, {
|
|
|
|
description = desc,
|
|
inventory_image = invimg,
|
|
groups = grp,
|
|
|
|
_doc_items_longdesc = S("This allows you to place a single mob."),
|
|
_doc_items_usagehelp = S("Just place it where you want the mob to appear. Animals will spawn tamed, unless you hold down the sneak key while placing. If you place this on a mob spawner, you change the mob it spawns."),
|
|
|
|
on_place = function(itemstack, placer, pointed_thing)
|
|
|
|
local pos = pointed_thing.above
|
|
|
|
-- am I clicking on something with existing on_rightclick function?
|
|
local under = minetest_get_node(pointed_thing.under)
|
|
local def = minetest_registered_nodes[under.name]
|
|
if def and def.on_rightclick then
|
|
return def.on_rightclick(pointed_thing.under, under, placer, itemstack)
|
|
end
|
|
|
|
if pos
|
|
--and within_limits(pos, 0)
|
|
and not minetest_is_protected(pos, placer:get_player_name()) then
|
|
|
|
local name = placer:get_player_name()
|
|
local privs = minetest.get_player_privs(name)
|
|
if mod_mobspawners and under.name == "mcl_mobspawners:spawner" then
|
|
if minetest_is_protected(pointed_thing.under, name) then
|
|
minetest.record_protection_violation(pointed_thing.under, name)
|
|
return itemstack
|
|
end
|
|
if not privs.maphack then
|
|
minetest.chat_send_player(name, S("You need the “maphack” privilege to change the mob spawner."))
|
|
return itemstack
|
|
end
|
|
mcl_mobspawners.setup_spawner(pointed_thing.under, itemstack:get_name())
|
|
if not mobs.is_creative(name) then
|
|
itemstack:take_item()
|
|
end
|
|
return itemstack
|
|
end
|
|
|
|
if not minetest_registered_entities[mob] then
|
|
return itemstack
|
|
end
|
|
|
|
if minetest_settings:get_bool("only_peaceful_mobs", false)
|
|
and minetest_registered_entities[mob].type == "monster" then
|
|
minetest.chat_send_player(name, S("Only peaceful mobs allowed!"))
|
|
return itemstack
|
|
end
|
|
|
|
pos.y = pos.y - 0.5
|
|
|
|
local mob = minetest_add_entity(pos, mob)
|
|
minetest.log("action", "Mob spawned: "..name.." at "..minetest.pos_to_string(pos))
|
|
local ent = mob:get_luaentity()
|
|
|
|
-- don't set owner if monster or sneak pressed
|
|
--[[
|
|
if ent.type ~= "monster"
|
|
and not placer:get_player_control().sneak then
|
|
ent.owner = placer:get_player_name()
|
|
ent.tamed = true
|
|
end
|
|
]]--
|
|
|
|
-- set nametag
|
|
local nametag = itemstack:get_meta():get_string("name")
|
|
if nametag ~= "" then
|
|
if string.len(nametag) > MAX_MOB_NAME_LENGTH then
|
|
nametag = string.sub(nametag, 1, MAX_MOB_NAME_LENGTH)
|
|
end
|
|
ent.nametag = nametag
|
|
update_tag(ent)
|
|
end
|
|
|
|
-- if not in creative then take item
|
|
if not mobs.is_creative(placer:get_player_name()) then
|
|
itemstack:take_item()
|
|
end
|
|
end
|
|
|
|
return itemstack
|
|
end,
|
|
})
|
|
|
|
end
|
|
|
|
|