mobs_redo/api.lua

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-- Mobs Api
mobs = {}
mobs.mod = "redo"
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mobs.version = "20180808"
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-- Intllib
local MP = minetest.get_modpath(minetest.get_current_modname())
local S, NS = dofile(MP .. "/intllib.lua")
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mobs.intllib = S
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-- CMI support check
local use_cmi = minetest.global_exists("cmi")
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-- Invisibility mod check
mobs.invis = {}
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if minetest.global_exists("invisibility") then
mobs.invis = invisibility
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end
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-- creative check
local creative_mode_cache = minetest.settings:get_bool("creative_mode")
function mobs.is_creative(name)
return creative_mode_cache or minetest.check_player_privs(name, {creative = true})
end
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-- localize math functions
local pi = math.pi
local square = math.sqrt
local sin = math.sin
local cos = math.cos
local abs = math.abs
local min = math.min
local max = math.max
local atann = math.atan
local random = math.random
local floor = math.floor
local atan = function(x)
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if not x or x ~= x then
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--error("atan bassed NaN")
return 0
else
return atann(x)
end
end
-- Load settings
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local damage_enabled = minetest.settings:get_bool("enable_damage")
local mobs_spawn = minetest.settings:get_bool("mobs_spawn") ~= false
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local peaceful_only = minetest.settings:get_bool("only_peaceful_mobs")
local disable_blood = minetest.settings:get_bool("mobs_disable_blood")
local mobs_drop_items = minetest.settings:get_bool("mobs_drop_items") ~= false
local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
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local creative = minetest.settings:get_bool("creative_mode")
local spawn_protected = minetest.settings:get_bool("mobs_spawn_protected") ~= false
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local remove_far = minetest.settings:get_bool("remove_far_mobs") ~= false
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local difficulty = tonumber(minetest.settings:get("mob_difficulty")) or 1.0
local show_health = minetest.settings:get_bool("mob_show_health") ~= false
local max_per_block = tonumber(minetest.settings:get("max_objects_per_block") or 99)
local mob_chance_multiplier = tonumber(minetest.settings:get("mob_chance_multiplier") or 1)
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-- Peaceful mode message so players will know there are no monsters
if peaceful_only then
minetest.register_on_joinplayer(function(player)
minetest.chat_send_player(player:get_player_name(),
S("** Peaceful Mode Active - No Monsters Will Spawn"))
end)
end
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-- calculate aoc range for mob count
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local aoc_range = tonumber(minetest.settings:get("active_block_range")) * 16
-- pathfinding settings
local enable_pathfinding = true
local stuck_timeout = 3 -- how long before mob gets stuck in place and starts searching
local stuck_path_timeout = 10 -- how long will mob follow path before giving up
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-- default nodes
local node_fire = "fire:basic_flame"
local node_permanent_flame = "fire:permanent_flame"
local node_ice = "default:ice"
local node_snowblock = "default:snowblock"
local node_snow = "default:snow"
mobs.fallback_node = minetest.registered_aliases["mapgen_dirt"] or "default:dirt"
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-- play sound
local mob_sound = function(self, sound)
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if sound then
minetest.sound_play(sound, {
object = self.object,
gain = 1.0,
max_hear_distance = self.sounds.distance
})
end
end
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-- attack player/mob
local do_attack = function(self, player)
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if self.state == "attack" then
return
end
self.attack = player
self.state = "attack"
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if random(0, 100) < 90 then
mob_sound(self, self.sounds.war_cry)
end
end
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-- move mob in facing direction
local set_velocity = function(self, v)
-- do not move if mob has been ordered to stay
if self.order == "stand" then
self.object:set_velocity({x = 0, y = 0, z = 0})
return
end
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local yaw = (self.object:get_yaw() or 0) + self.rotate
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self.object:set_velocity({
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x = sin(yaw) * -v,
y = self.object:get_velocity().y,
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z = cos(yaw) * v
})
end
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-- calculate mob velocity
local get_velocity = function(self)
local v = self.object:get_velocity()
return (v.x * v.x + v.z * v.z) ^ 0.5
end
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-- set and return valid yaw
local set_yaw = function(self, yaw, delay)
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if not yaw or yaw ~= yaw then
yaw = 0
end
delay = delay or 0
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if delay == 0 then
self.object:set_yaw(yaw)
return yaw
end
self.target_yaw = yaw
self.delay = delay
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return self.target_yaw
end
-- global function to set mob yaw
function mobs:yaw(self, yaw, delay)
set_yaw(self, yaw, delay)
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end
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-- set defined animation
local set_animation = function(self, anim)
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if not self.animation
or not anim then return end
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self.animation.current = self.animation.current or ""
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-- only set different animation for attacks when setting to same set
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if anim ~= "punch" and anim ~= "shoot"
and string.find(self.animation.current, anim) then
return
end
-- check for more than one animation
local num = 0
for n = 1, 4 do
if self.animation[anim .. n .. "_start"]
and self.animation[anim .. n .. "_end"] then
num = n
end
end
-- choose random animation from set
if num > 0 then
num = random(0, num)
anim = anim .. (num ~= 0 and num or "")
end
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if anim == self.animation.current
or not self.animation[anim .. "_start"]
or not self.animation[anim .. "_end"] then
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return
end
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self.animation.current = anim
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self.object:set_animation({
x = self.animation[anim .. "_start"],
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y = self.animation[anim .. "_end"]},
self.animation[anim .. "_speed"] or self.animation.speed_normal or 15,
0, self.animation[anim .. "_loop"] ~= false)
end
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-- above function exported for mount.lua
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function mobs:set_animation(self, anim)
set_animation(self, anim)
end
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-- calculate distance
local get_distance = function(a, b)
local x, y, z = a.x - b.x, a.y - b.y, a.z - b.z
return square(x * x + y * y + z * z)
end
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-- check line of sight (by BrunoMine, tweaked by Astrobe)
local line_of_sight = function(self, pos1, pos2, stepsize)
stepsize = stepsize or 1
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local stepv = vector.multiply(vector.direction(pos1, pos2), stepsize)
local s, pos = minetest.line_of_sight(pos1, pos2, stepsize)
-- normal walking and flying mobs can see you through air
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if s == true then return true end
-- New pos1 to be analyzed
local npos1 = {x = pos1.x, y = pos1.y, z = pos1.z}
local r, pos = minetest.line_of_sight(npos1, pos2, stepsize)
-- Checks the return
if r == true then return true end
-- Nodename found
local nn = minetest.get_node(pos).name
-- It continues to advance in the line of sight in search of a real
-- obstruction which counts as 'normal' nodebox.
while minetest.registered_nodes[nn]
and (minetest.registered_nodes[nn].walkable == false
or minetest.registered_nodes[nn].drawtype == "nodebox") do
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npos1 = vector.add(npos1, stepv)
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if get_distance(npos1, pos2) < stepsize then return true end
-- scan again
r, pos = minetest.line_of_sight(npos1, pos2, stepsize)
if r == true then return true end
-- New Nodename found
nn = minetest.get_node(pos).name
end
return false
end
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-- global function
function mobs:line_of_sight(self, pos1, pos2, stepsize)
return line_of_sight(self, pos1, pos2, stepsize)
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end
-- are we flying in what we are suppose to? (taikedz)
local flight_check = function(self, pos_w)
local def = minetest.registered_nodes[self.standing_in]
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if not def then return false end -- nil check
if type(self.fly_in) == "string"
and self.standing_in == self.fly_in then
return true
elseif type(self.fly_in) == "table" then
for _,fly_in in pairs(self.fly_in) do
if self.standing_in == fly_in then
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return true
end
end
end
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-- stops mobs getting stuck inside stairs and plantlike nodes
if def.drawtype ~= "airlike"
and def.drawtype ~= "liquid"
and def.drawtype ~= "flowingliquid" then
return true
end
return false
end
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-- custom particle effects
local effect = function(pos, amount, texture, min_size, max_size, radius, gravity, glow)
radius = radius or 2
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min_size = min_size or 0.5
max_size = max_size or 1
gravity = gravity or -10
glow = glow or 0
minetest.add_particlespawner({
amount = amount,
time = 0.25,
minpos = pos,
maxpos = pos,
minvel = {x = -radius, y = -radius, z = -radius},
maxvel = {x = radius, y = radius, z = radius},
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minacc = {x = 0, y = gravity, z = 0},
maxacc = {x = 0, y = gravity, z = 0},
minexptime = 0.1,
maxexptime = 1,
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minsize = min_size,
maxsize = max_size,
texture = texture,
glow = glow,
})
end
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-- update nametag colour
local update_tag = function(self)
local col = "#00FF00"
local qua = self.hp_max / 4
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if self.health <= floor(qua * 3) then
col = "#FFFF00"
end
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if self.health <= floor(qua * 2) then
col = "#FF6600"
end
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if self.health <= floor(qua) then
col = "#FF0000"
end
self.object:set_properties({
nametag = self.nametag,
nametag_color = col
})
end
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-- drop items
local item_drop = function(self, cooked)
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-- check for nil or no drops
if not self.drops or #self.drops == 0 then
return
end
-- no drops if disabled by setting
if not mobs_drop_items then return end
-- no drops for child mobs
if self.child then return end
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local obj, item, num
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local pos = self.object:get_pos()
for n = 1, #self.drops do
if random(1, self.drops[n].chance) == 1 then
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num = random(self.drops[n].min or 0, self.drops[n].max or 1)
item = self.drops[n].name
-- cook items when true
if cooked then
local output = minetest.get_craft_result({
method = "cooking", width = 1, items = {item}})
if output and output.item and not output.item:is_empty() then
item = output.item:get_name()
end
end
-- add item if it exists
obj = minetest.add_item(pos, ItemStack(item .. " " .. num))
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if obj and obj:get_luaentity() then
obj:set_velocity({
x = random(-10, 10) / 9,
y = 6,
z = random(-10, 10) / 9,
})
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elseif obj then
obj:remove() -- item does not exist
end
end
end
self.drops = {}
end
-- check if mob is dead or only hurt
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local check_for_death = function(self, cause, cmi_cause)
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-- has health actually changed?
if self.health == self.old_health and self.health > 0 then
return
end
self.old_health = self.health
-- still got some health? play hurt sound
if self.health > 0 then
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mob_sound(self, self.sounds.damage)
-- make sure health isn't higher than max
if self.health > self.hp_max then
self.health = self.hp_max
end
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-- backup nametag so we can show health stats
if not self.nametag2 then
self.nametag2 = self.nametag or ""
end
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if show_health
and (cmi_cause and cmi_cause.type == "punch") then
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self.htimer = 2
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self.nametag = "" .. self.health .. " / " .. self.hp_max
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update_tag(self)
end
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return false
end
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-- dropped cooked item if mob died in lava
if cause == "lava" then
item_drop(self, true)
else
item_drop(self, nil)
end
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mob_sound(self, self.sounds.death)
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local pos = self.object:get_pos()
-- execute custom death function
if self.on_die then
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self.on_die(self, pos)
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if use_cmi then
cmi.notify_die(self.object, cmi_cause)
end
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self.object:remove()
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return true
end
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-- default death function and die animation (if defined)
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if self.animation
and self.animation.die_start
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and self.animation.die_end then
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local frames = self.animation.die_end - self.animation.die_start
local speed = self.animation.die_speed or 15
local length = max(frames / speed, 0)
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self.attack = nil
self.v_start = false
self.timer = 0
self.blinktimer = 0
self.passive = true
self.state = "die"
set_velocity(self, 0)
set_animation(self, "die")
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minetest.after(length, function(self)
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if use_cmi and self.object:get_luaentity() then
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cmi.notify_die(self.object, cmi_cause)
end
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self.object:remove()
end, self)
else
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if use_cmi then
cmi.notify_die(self.object, cmi_cause)
end
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self.object:remove()
end
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effect(pos, 20, "tnt_smoke.png")
return true
end
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-- check if within physical map limits (-30911 to 30927)
local within_limits = function(pos, radius)
if (pos.x - radius) > -30913
and (pos.x + radius) < 30928
and (pos.y - radius) > -30913
and (pos.y + radius) < 30928
and (pos.z - radius) > -30913
and (pos.z + radius) < 30928 then
return true -- within limits
end
return false -- beyond limits
end
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-- is mob facing a cliff
local is_at_cliff = function(self)
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if self.fear_height == 0 then -- 0 for no falling protection!
return false
end
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local yaw = self.object:get_yaw()
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local dir_x = -sin(yaw) * (self.collisionbox[4] + 0.5)
local dir_z = cos(yaw) * (self.collisionbox[4] + 0.5)
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local pos = self.object:get_pos()
local ypos = pos.y + self.collisionbox[2] -- just above floor
if minetest.line_of_sight(
{x = pos.x + dir_x, y = ypos, z = pos.z + dir_z},
{x = pos.x + dir_x, y = ypos - self.fear_height, z = pos.z + dir_z}
, 1) then
return true
end
return false
end
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-- get node but use fallback for nil or unknown
local node_ok = function(pos, fallback)
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fallback = fallback or mobs.fallback_node
local node = minetest.get_node_or_nil(pos)
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if node and minetest.registered_nodes[node.name] then
return node
end
return minetest.registered_nodes[fallback]
end
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-- environmental damage (water, lava, fire, light etc.)
local do_env_damage = function(self)
-- feed/tame text timer (so mob 'full' messages dont spam chat)
if self.htimer > 0 then
self.htimer = self.htimer - 1
end
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-- reset nametag after showing health stats
if self.htimer < 1 and self.nametag2 then
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self.nametag = self.nametag2
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self.nametag2 = nil
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update_tag(self)
end
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local pos = self.object:get_pos()
self.time_of_day = minetest.get_timeofday()
-- remove mob if beyond map limits
if not within_limits(pos, 0) then
self.object:remove()
return
end
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-- bright light harms mob
if self.light_damage ~= 0
-- and pos.y > 0
-- and self.time_of_day > 0.2
-- and self.time_of_day < 0.8
and (minetest.get_node_light(pos) or 0) > 12 then
self.health = self.health - self.light_damage
effect(pos, 5, "tnt_smoke.png")
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if check_for_death(self, "light", {type = "light"}) then return end
end
--[[
local y_level = self.collisionbox[2]
if self.child then
y_level = self.collisionbox[2] * 0.5
end
-- what is mob standing in?
pos.y = pos.y + y_level + 0.25 -- foot level
self.standing_in = node_ok(pos, "air").name
-- print ("standing in " .. self.standing_in)
]]
-- don't fall when on ignore, just stand still
if self.standing_in == "ignore" then
self.object:set_velocity({x = 0, y = 0, z = 0})
end
local nodef = minetest.registered_nodes[self.standing_in]
pos.y = pos.y + 1 -- for particle effect position
-- water
if self.water_damage
and nodef.groups.water then
if self.water_damage ~= 0 then
self.health = self.health - self.water_damage
effect(pos, 5, "bubble.png", nil, nil, 1, nil)
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if check_for_death(self, "water", {type = "environment",
pos = pos, node = self.standing_in}) then return end
end
-- lava or fire
elseif self.lava_damage
and (nodef.groups.lava
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or self.standing_in == node_fire
or self.standing_in == node_permanent_flame) then
if self.lava_damage ~= 0 then
self.health = self.health - self.lava_damage
effect(pos, 5, "fire_basic_flame.png", nil, nil, 1, nil)
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if check_for_death(self, "lava", {type = "environment",
pos = pos, node = self.standing_in}) then return end
end
-- damage_per_second node check
elseif nodef.damage_per_second ~= 0 then
self.health = self.health - nodef.damage_per_second
effect(pos, 5, "tnt_smoke.png")
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if check_for_death(self, "dps", {type = "environment",
pos = pos, node = self.standing_in}) then return end
end
--[[
--- suffocation inside solid node
if self.suffocation ~= 0
and nodef.walkable == true
and nodef.groups.disable_suffocation ~= 1
and nodef.drawtype == "normal" then
self.health = self.health - self.suffocation
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if check_for_death(self, "suffocation", {type = "environment",
pos = pos, node = self.standing_in}) then return end
end
]]
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check_for_death(self, "", {type = "unknown"})
end
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-- jump if facing a solid node (not fences or gates)
local do_jump = function(self)
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if not self.jump
or self.jump_height == 0
or self.fly
or self.child
or self.order == "stand" then
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return false
end
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self.facing_fence = false
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-- something stopping us while moving?
if self.state ~= "stand"
and get_velocity(self) > 0.5
and self.object:get_velocity().y ~= 0 then
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return false
end
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local pos = self.object:get_pos()
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local yaw = self.object:get_yaw()
-- what is mob standing on?
pos.y = pos.y + self.collisionbox[2] - 0.2
local nod = node_ok(pos)
--print ("standing on:", nod.name, pos.y)
if minetest.registered_nodes[nod.name].walkable == false then
2017-03-10 17:05:37 +01:00
return false
end
-- where is front
2017-01-19 23:46:28 +01:00
local dir_x = -sin(yaw) * (self.collisionbox[4] + 0.5)
local dir_z = cos(yaw) * (self.collisionbox[4] + 0.5)
-- what is in front of mob?
local nod = node_ok({
x = pos.x + dir_x,
y = pos.y + 0.5,
z = pos.z + dir_z
})
-- thin blocks that do not need to be jumped
2017-07-08 10:08:23 +02:00
if nod.name == node_snow then
2017-03-10 17:05:37 +01:00
return false
end
--print ("in front:", nod.name, pos.y + 0.5)
if self.walk_chance == 0
or minetest.registered_items[nod.name].walkable then
if not nod.name:find("fence")
and not nod.name:find("gate") then
local v = self.object:get_velocity()
v.y = self.jump_height
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set_animation(self, "jump") -- only when defined
self.object:set_velocity(v)
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-- when in air move forward
2018-04-28 18:26:16 +02:00
minetest.after(0.3, function(self, v)
2018-06-03 09:32:42 +02:00
if self.object:get_luaentity() then
self.object:set_acceleration({
x = v.x * 2,--1.5,
y = 0,
z = v.z * 2,--1.5
})
end
2018-04-27 21:22:55 +02:00
end, self, v)
if get_velocity(self) > 0 then
mob_sound(self, self.sounds.jump)
end
else
self.facing_fence = true
end
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return true
end
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return false
end
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-- blast damage to entities nearby (modified from TNT mod)
local entity_physics = function(pos, radius)
radius = radius * 2
local objs = minetest.get_objects_inside_radius(pos, radius)
local obj_pos, dist
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for n = 1, #objs do
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obj_pos = objs[n]:get_pos()
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dist = get_distance(pos, obj_pos)
if dist < 1 then dist = 1 end
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local damage = floor((4 / dist) * radius)
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local ent = objs[n]:get_luaentity()
2017-01-07 20:35:00 +01:00
-- punches work on entities AND players
objs[n]:punch(objs[n], 1.0, {
full_punch_interval = 1.0,
damage_groups = {fleshy = damage},
}, pos)
end
end
2017-01-05 20:20:37 +01:00
-- should mob follow what I'm holding ?
local follow_holding = function(self, clicker)
if mobs.invis[clicker:get_player_name()] then
return false
end
local item = clicker:get_wielded_item()
local t = type(self.follow)
-- single item
if t == "string"
and item:get_name() == self.follow then
return true
-- multiple items
elseif t == "table" then
for no = 1, #self.follow do
if self.follow[no] == item:get_name() then
return true
end
end
end
return false
end
2017-01-05 20:20:37 +01:00
2016-04-16 10:58:53 +02:00
-- find two animals of same type and breed if nearby and horny
local breed = function(self)
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-- child takes 240 seconds before growing into adult
if self.child == true then
self.hornytimer = self.hornytimer + 1
if self.hornytimer > 240 then
self.child = false
self.hornytimer = 0
self.object:set_properties({
textures = self.base_texture,
mesh = self.base_mesh,
visual_size = self.base_size,
collisionbox = self.base_colbox,
selectionbox = self.base_selbox,
})
-- custom function when child grows up
if self.on_grown then
self.on_grown(self)
else
-- jump when fully grown so as not to fall into ground
self.object:set_velocity({
x = 0,
y = self.jump_height,
z = 0
})
end
end
return
end
-- horny animal can mate for 40 seconds,
-- afterwards horny animal cannot mate again for 200 seconds
if self.horny == true
and self.hornytimer < 240 then
self.hornytimer = self.hornytimer + 1
if self.hornytimer >= 240 then
self.hornytimer = 0
self.horny = false
end
end
-- find another same animal who is also horny and mate if nearby
if self.horny == true
and self.hornytimer <= 40 then
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local pos = self.object:get_pos()
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effect({x = pos.x, y = pos.y + 1, z = pos.z}, 8, "heart.png", 3, 4, 1, 0.1)
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local objs = minetest.get_objects_inside_radius(pos, 3)
local num = 0
local ent = nil
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for n = 1, #objs do
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ent = objs[n]:get_luaentity()
-- check for same animal with different colour
local canmate = false
if ent then
if ent.name == self.name then
canmate = true
else
local entname = string.split(ent.name,":")
local selfname = string.split(self.name,":")
if entname[1] == selfname[1] then
entname = string.split(entname[2],"_")
selfname = string.split(selfname[2],"_")
if entname[1] == selfname[1] then
canmate = true
end
end
end
end
if ent
and canmate == true
and ent.horny == true
and ent.hornytimer <= 40 then
num = num + 1
end
-- found your mate? then have a baby
if num > 1 then
self.hornytimer = 41
ent.hornytimer = 41
-- spawn baby
2018-06-03 09:32:42 +02:00
minetest.after(5, function(self, ent)
if not self.object:get_luaentity() then
return
end
-- custom breed function
if self.on_breed then
-- when false skip going any further
if self.on_breed(self, ent) == false then
return
end
else
effect(pos, 15, "tnt_smoke.png", 1, 2, 2, 15, 5)
end
local mob = minetest.add_entity(pos, self.name)
local ent2 = mob:get_luaentity()
local textures = self.base_texture
-- using specific child texture (if found)
if self.child_texture then
textures = self.child_texture[1]
end
-- and resize to half height
mob:set_properties({
textures = textures,
visual_size = {
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x = self.base_size.x * .5,
y = self.base_size.y * .5,
},
collisionbox = {
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self.base_colbox[1] * .5,
self.base_colbox[2] * .5,
self.base_colbox[3] * .5,
self.base_colbox[4] * .5,
self.base_colbox[5] * .5,
self.base_colbox[6] * .5,
},
selectionbox = {
self.base_selbox[1] * .5,
self.base_selbox[2] * .5,
self.base_selbox[3] * .5,
self.base_selbox[4] * .5,
self.base_selbox[5] * .5,
self.base_selbox[6] * .5,
},
})
2017-10-18 14:41:29 +02:00
-- tamed and owned by parents' owner
ent2.child = true
ent2.tamed = true
ent2.owner = self.owner
2018-06-03 09:32:42 +02:00
end, self, ent)
num = 0
break
end
end
end
end
2017-01-05 20:20:37 +01:00
2016-04-16 10:58:53 +02:00
-- find and replace what mob is looking for (grass, wheat etc.)
local replace = function(self, pos)
if not mobs_griefing
or not self.replace_rate
or not self.replace_what
or self.child == true
or self.object:get_velocity().y ~= 0
or random(1, self.replace_rate) > 1 then
return
end
local what, with, y_offset
if type(self.replace_what[1]) == "table" then
local num = random(#self.replace_what)
what = self.replace_what[num][1] or ""
with = self.replace_what[num][2] or ""
y_offset = self.replace_what[num][3] or 0
else
what = self.replace_what
with = self.replace_with or ""
y_offset = self.replace_offset or 0
end
pos.y = pos.y + y_offset
if #minetest.find_nodes_in_area(pos, pos, what) > 0 then
-- print ("replace node = ".. minetest.get_node(pos).name, pos.y)
2017-07-04 21:12:57 +02:00
local oldnode = {name = what}
local newnode = {name = with}
local on_replace_return
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if self.on_replace then
on_replace_return = self.on_replace(self, pos, oldnode, newnode)
end
if on_replace_return ~= false then
minetest.set_node(pos, {name = with})
-- when cow/sheep eats grass, replace wool and milk
if self.gotten == true then
self.gotten = false
self.object:set_properties(self)
end
end
end
end
2017-01-05 20:20:37 +01:00
-- check if daytime and also if mob is docile during daylight hours
local day_docile = function(self)
if self.docile_by_day == false then
return false
elseif self.docile_by_day == true
and self.time_of_day > 0.2
and self.time_of_day < 0.8 then
return true
end
end
2017-01-05 20:20:37 +01:00
local los_switcher = false
local height_switcher = false
-- path finding and smart mob routine by rnd, line_of_sight and other edits by Elkien3
local smart_mobs = function(self, s, p, dist, dtime)
local s1 = self.path.lastpos
local target_pos = self.attack:get_pos()
-- is it becoming stuck?
if abs(s1.x - s.x) + abs(s1.z - s.z) < .5 then
self.path.stuck_timer = self.path.stuck_timer + dtime
else
self.path.stuck_timer = 0
end
self.path.lastpos = {x = s.x, y = s.y, z = s.z}
local use_pathfind = false
local has_lineofsight = minetest.line_of_sight(
{x = s.x, y = (s.y) + .5, z = s.z},
{x = target_pos.x, y = (target_pos.y) + 1.5, z = target_pos.z}, .2)
-- im stuck, search for path
if not has_lineofsight then
if los_switcher == true then
use_pathfind = true
los_switcher = false
end -- cannot see target!
else
if los_switcher == false then
los_switcher = true
use_pathfind = false
minetest.after(1, function(self)
2018-06-03 09:32:42 +02:00
if self.object:get_luaentity() then
if has_lineofsight then
self.path.following = false
end
end
end, self)
end -- can see target!
end
if (self.path.stuck_timer > stuck_timeout and not self.path.following) then
use_pathfind = true
self.path.stuck_timer = 0
minetest.after(1, function(self)
2018-06-03 09:32:42 +02:00
if self.object:get_luaentity() then
if has_lineofsight then
self.path.following = false
end
end
end, self)
end
if (self.path.stuck_timer > stuck_path_timeout and self.path.following) then
use_pathfind = true
self.path.stuck_timer = 0
minetest.after(1, function(self)
2018-06-03 09:32:42 +02:00
if self.object:get_luaentity() then
if has_lineofsight then
self.path.following = false
end
end
end, self)
end
2018-08-08 11:15:26 +02:00
if abs(vector.subtract(s,target_pos).y) > self.stepheight then
if height_switcher then
use_pathfind = true
height_switcher = false
end
else
if not height_switcher then
use_pathfind = false
height_switcher = true
end
end
if use_pathfind then
-- lets try find a path, first take care of positions
-- since pathfinder is very sensitive
local sheight = self.collisionbox[5] - self.collisionbox[2]
-- round position to center of node to avoid stuck in walls
-- also adjust height for player models!
2016-06-07 10:51:11 +02:00
s.x = floor(s.x + 0.5)
2017-08-04 10:15:48 +02:00
-- s.y = floor(s.y + 0.5) - sheight
2016-06-07 10:51:11 +02:00
s.z = floor(s.z + 0.5)
2016-09-05 15:40:01 +02:00
local ssight, sground = minetest.line_of_sight(s, {
x = s.x, y = s.y - 4, z = s.z}, 1)
-- determine node above ground
if not ssight then
s.y = sground.y + 1
end
2017-10-09 16:24:40 +02:00
local p1 = self.attack:get_pos()
2016-06-07 10:51:11 +02:00
p1.x = floor(p1.x + 0.5)
p1.y = floor(p1.y + 0.5)
p1.z = floor(p1.z + 0.5)
2017-12-11 19:20:31 +01:00
local dropheight = 6
2017-06-01 14:50:42 +02:00
if self.fear_height ~= 0 then dropheight = self.fear_height end
self.path.way = minetest.find_path(s, p1, 16, self.stepheight, dropheight, "Dijkstra")
--[[
-- show path using particles
if self.path.way and #self.path.way > 0 then
print ("-- path length:" .. tonumber(#self.path.way))
for _,pos in pairs(self.path.way) do
minetest.add_particle({
pos = pos,
velocity = {x=0, y=0, z=0},
acceleration = {x=0, y=0, z=0},
expirationtime = 1,
size = 4,
collisiondetection = false,
vertical = false,
texture = "heart.png",
})
end
end
]]
self.state = ""
do_attack(self, self.attack)
-- no path found, try something else
if not self.path.way then
self.path.following = false
-- lets make way by digging/building if not accessible
if self.pathfinding == 2 and mobs_griefing then
2017-03-30 20:33:07 +02:00
-- is player higher than mob?
if s.y < p1.y then
2017-03-30 20:33:07 +02:00
-- build upwards
if not minetest.is_protected(s, "") then
local ndef1 = minetest.registered_nodes[self.standing_in]
if ndef1 and (ndef1.buildable_to or ndef1.groups.liquid) then
2017-07-08 10:08:23 +02:00
minetest.set_node(s, {name = mobs.fallback_node})
end
end
local sheight = math.ceil(self.collisionbox[5]) + 1
-- assume mob is 2 blocks high so it digs above its head
s.y = s.y + sheight
2017-03-30 20:33:07 +02:00
-- remove one block above to make room to jump
if not minetest.is_protected(s, "") then
2017-03-30 20:33:07 +02:00
local node1 = node_ok(s, "air").name
local ndef1 = minetest.registered_nodes[node1]
if node1 ~= "air"
and node1 ~= "ignore"
and ndef1
and not ndef1.groups.level
2017-08-03 20:41:22 +02:00
and not ndef1.groups.unbreakable
and not ndef1.groups.liquid then
minetest.set_node(s, {name = "air"})
minetest.add_item(s, ItemStack(node1))
end
end
s.y = s.y - sheight
self.object:set_pos({x = s.x, y = s.y + 2, z = s.z})
else -- dig 2 blocks to make door toward player direction
2017-09-21 10:24:18 +02:00
local yaw1 = self.object:get_yaw() + pi / 2
local p1 = {
2016-06-07 10:51:11 +02:00
x = s.x + cos(yaw1),
y = s.y,
2016-06-07 10:51:11 +02:00
z = s.z + sin(yaw1)
}
if not minetest.is_protected(p1, "") then
2017-03-30 20:33:07 +02:00
local node1 = node_ok(p1, "air").name
local ndef1 = minetest.registered_nodes[node1]
if node1 ~= "air"
and node1 ~= "ignore"
and ndef1
and not ndef1.groups.level
and not ndef1.groups.unbreakable
and not ndef1.groups.liquid then
minetest.add_item(p1, ItemStack(node1))
minetest.set_node(p1, {name = "air"})
end
p1.y = p1.y + 1
2017-03-30 20:33:07 +02:00
node1 = node_ok(p1, "air").name
ndef1 = minetest.registered_nodes[node1]
if node1 ~= "air"
and node1 ~= "ignore"
and ndef1
and not ndef1.groups.level
2017-08-03 20:41:22 +02:00
and not ndef1.groups.unbreakable
and not ndef1.groups.liquid then
minetest.add_item(p1, ItemStack(node1))
minetest.set_node(p1, {name = "air"})
end
end
end
end
-- will try again in 2 second
self.path.stuck_timer = stuck_timeout - 2
-- frustration! cant find the damn path :(
2017-01-05 20:20:37 +01:00
mob_sound(self, self.sounds.random)
else
-- yay i found path
mob_sound(self, self.sounds.war_cry)
2017-01-05 20:20:37 +01:00
set_velocity(self, self.walk_velocity)
-- follow path now that it has it
self.path.following = true
end
end
end
2017-01-05 20:20:37 +01:00
-- specific attacks
local specific_attack = function(list, what)
-- no list so attack default (player, animals etc.)
if list == nil then
return true
end
2017-06-30 21:47:21 +02:00
-- found entity on list to attack?
for no = 1, #list do
if list[no] == what then
return true
end
end
return false
end
2017-01-05 20:20:37 +01:00
-- general attack function for all mobs ==========
local general_attack = function(self)
-- return if already attacking, passive or docile during day
if self.passive
2016-04-15 20:56:24 +02:00
or self.state == "attack"
or day_docile(self) then
return
end
2017-10-09 16:24:40 +02:00
local s = self.object:get_pos()
2016-06-05 17:48:12 +02:00
local objs = minetest.get_objects_inside_radius(s, self.view_range)
-- remove entities we aren't interested in
2016-06-05 17:48:12 +02:00
for n = 1, #objs do
local ent = objs[n]:get_luaentity()
-- are we a player?
if objs[n]:is_player() then
-- if player invisible or mob not setup to attack then remove from list
if self.attack_players == false
or (self.owner and self.type ~= "monster")
or mobs.invis[objs[n]:get_player_name()]
or not specific_attack(self.specific_attack, "player") then
objs[n] = nil
--print("- pla", n)
end
-- or are we a mob?
elseif ent and ent._cmi_is_mob then
-- remove mobs not to attack
if self.name == ent.name
or (not self.attack_animals and ent.type == "animal")
or (not self.attack_monsters and ent.type == "monster")
or (not self.attack_npcs and ent.type == "npc")
or not specific_attack(self.specific_attack, ent.name) then
objs[n] = nil
--print("- mob", n, self.name, ent.name)
2016-04-15 20:56:24 +02:00
end
-- remove all other entities
else
--print(" -obj", n)
objs[n] = nil
end
2016-04-15 20:56:24 +02:00
end
local p, sp, dist, min_player
2016-04-15 20:56:24 +02:00
local min_dist = self.view_range + 1
-- go through remaining entities and select closest
for _,player in pairs(objs) do
p = player:get_pos()
sp = s
dist = get_distance(p, s)
-- aim higher to make looking up hills more realistic
p.y = p.y + 1
sp.y = sp.y + 1
-- choose closest player to attack that isnt self
if dist ~= 0
and dist < min_dist
and line_of_sight(self, sp, p, 2) == true then
min_dist = dist
min_player = player
end
2016-04-15 20:56:24 +02:00
end
-- attack closest player or mob
2016-04-15 20:56:24 +02:00
if min_player then
do_attack(self, min_player)
end
end
2017-01-05 20:20:37 +01:00
2018-01-26 16:34:06 +01:00
-- specific runaway
local specific_runaway = function(list, what)
-- no list so do not run
if list == nil then
return false
end
-- found entity on list to attack?
for no = 1, #list do
2018-05-05 16:49:28 +02:00
if list[no] == what then
2018-01-26 16:34:06 +01:00
return true
end
end
return false
end
-- find someone to runaway from
local runaway_from = function(self)
if not self.runaway_from then
return
end
local s = self.object:get_pos()
local p, sp, dist, pname
local player, obj, min_player, name
2018-01-26 16:34:06 +01:00
local min_dist = self.view_range + 1
local objs = minetest.get_objects_inside_radius(s, self.view_range)
for n = 1, #objs do
if objs[n]:is_player() then
pname = objs[n]:get_player_name()
if mobs.invis[pname]
or self.owner == pname then
2018-01-26 16:34:06 +01:00
name = ""
2018-01-26 16:34:06 +01:00
else
player = objs[n]
name = "player"
end
else
obj = objs[n]:get_luaentity()
if obj then
player = obj.object
name = obj.name or ""
end
end
-- find specific mob to runaway from
if name ~= "" and name ~= self.name
and specific_runaway(self.runaway_from, name) then
p = player:get_pos()
sp = s
-- aim higher to make looking up hills more realistic
p.y = p.y + 1
sp.y = sp.y + 1
dist = get_distance(p, s)
-- choose closest player/mob to runaway from
if dist < min_dist
and line_of_sight(self, sp, p, 2) == true then
min_dist = dist
min_player = player
2018-01-26 16:34:06 +01:00
end
end
end
if min_player then
local lp = player:get_pos()
local vec = {
x = lp.x - s.x,
y = lp.y - s.y,
z = lp.z - s.z
}
local yaw = (atan(vec.z / vec.x) + 3 * pi / 2) - self.rotate
if lp.x > s.x then
yaw = yaw + pi
end
yaw = set_yaw(self, yaw, 4)
2018-01-26 16:34:06 +01:00
self.state = "runaway"
2018-01-27 16:39:21 +01:00
self.runaway_timer = 3
2018-01-26 16:34:06 +01:00
self.following = nil
end
end
2016-04-15 20:56:24 +02:00
-- follow player if owner or holding item, if fish outta water then flop
local follow_flop = function(self)
2016-04-15 20:56:24 +02:00
-- find player to follow
if (self.follow ~= ""
or self.order == "follow")
and not self.following
and self.state ~= "attack"
and self.state ~= "runaway" then
2017-10-09 16:24:40 +02:00
local s = self.object:get_pos()
2016-06-05 17:48:12 +02:00
local players = minetest.get_connected_players()
2016-06-05 17:48:12 +02:00
for n = 1, #players do
2017-10-09 16:24:40 +02:00
if get_distance(players[n]:get_pos(), s) < self.view_range
and not mobs.invis[ players[n]:get_player_name() ] then
2016-06-05 17:48:12 +02:00
self.following = players[n]
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break
end
end
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end
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if self.type == "npc"
and self.order == "follow"
and self.state ~= "attack"
and self.owner ~= "" then
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-- npc stop following player if not owner
if self.following
and self.owner
and self.owner ~= self.following:get_player_name() then
self.following = nil
end
else
-- stop following player if not holding specific item
if self.following
and self.following:is_player()
and follow_holding(self, self.following) == false then
self.following = nil
end
2016-04-15 20:56:24 +02:00
end
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-- follow that thing
if self.following then
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local s = self.object:get_pos()
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local p
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if self.following:is_player() then
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p = self.following:get_pos()
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elseif self.following.object then
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p = self.following.object:get_pos()
end
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if p then
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local dist = get_distance(p, s)
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-- dont follow if out of range
if dist > self.view_range then
self.following = nil
else
local vec = {
x = p.x - s.x,
z = p.z - s.z
}
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local yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
if p.x > s.x then yaw = yaw + pi end
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yaw = set_yaw(self, yaw, 6)
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-- anyone but standing npc's can move along
if dist > self.reach
and self.order ~= "stand" then
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set_velocity(self, self.walk_velocity)
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if self.walk_chance ~= 0 then
set_animation(self, "walk")
end
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else
set_velocity(self, 0)
set_animation(self, "stand")
end
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return
end
end
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end
-- swimmers flop when out of their element, and swim again when back in
if self.fly then
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local s = self.object:get_pos()
if not flight_check(self, s) then
self.state = "flop"
self.object:set_velocity({x = 0, y = -5, z = 0})
set_animation(self, "stand")
return
elseif self.state == "flop" then
self.state = "stand"
end
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end
end
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-- dogshoot attack switch and counter function
local dogswitch = function(self, dtime)
-- switch mode not activated
if not self.dogshoot_switch
or not dtime then
return 0
end
self.dogshoot_count = self.dogshoot_count + dtime
if (self.dogshoot_switch == 1
and self.dogshoot_count > self.dogshoot_count_max)
or (self.dogshoot_switch == 2
and self.dogshoot_count > self.dogshoot_count2_max) then
self.dogshoot_count = 0
if self.dogshoot_switch == 1 then
self.dogshoot_switch = 2
else
self.dogshoot_switch = 1
end
end
return self.dogshoot_switch
end
2017-01-05 20:20:37 +01:00
2016-04-15 20:56:24 +02:00
-- execute current state (stand, walk, run, attacks)
local do_states = function(self, dtime)
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local yaw = self.object:get_yaw() or 0
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if self.state == "stand" then
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if random(1, 4) == 1 then
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local lp = nil
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local s = self.object:get_pos()
local objs = minetest.get_objects_inside_radius(s, 3)
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for n = 1, #objs do
if objs[n]:is_player() then
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lp = objs[n]:get_pos()
break
end
end
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-- look at any players nearby, otherwise turn randomly
if lp then
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local vec = {
x = lp.x - s.x,
z = lp.z - s.z
}
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yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
if lp.x > s.x then yaw = yaw + pi end
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else
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yaw = yaw + random(-0.5, 0.5)
end
yaw = set_yaw(self, yaw, 8)
end
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set_velocity(self, 0)
set_animation(self, "stand")
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-- npc's ordered to stand stay standing
if self.type ~= "npc"
or self.order ~= "stand" then
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if self.walk_chance ~= 0
and self.facing_fence ~= true
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and random(1, 100) <= self.walk_chance
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and is_at_cliff(self) == false then
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set_velocity(self, self.walk_velocity)
self.state = "walk"
set_animation(self, "walk")
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--[[ fly up/down randomly for flying mobs
2017-03-18 20:38:53 +01:00
if self.fly and random(1, 100) <= self.walk_chance then
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local v = self.object:get_velocity()
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local ud = random(-1, 2) / 9
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self.object:set_velocity({x = v.x, y = ud, z = v.z})
end--]]
end
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end
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elseif self.state == "walk" then
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local s = self.object:get_pos()
local lp = nil
-- is there something I need to avoid?
if self.water_damage > 0
and self.lava_damage > 0 then
lp = minetest.find_node_near(s, 1, {"group:water", "group:lava"})
elseif self.water_damage > 0 then
lp = minetest.find_node_near(s, 1, {"group:water"})
elseif self.lava_damage > 0 then
lp = minetest.find_node_near(s, 1, {"group:lava"})
end
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if lp then
-- if mob in water or lava then look for land
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if (self.lava_damage
and minetest.registered_nodes[self.standing_in].groups.lava)
or (self.water_damage
and minetest.registered_nodes[self.standing_in].groups.water) then
lp = minetest.find_node_near(s, 5, {"group:soil", "group:stone",
2017-07-08 10:08:23 +02:00
"group:sand", node_ice, node_snowblock})
-- did we find land?
if lp then
local vec = {
x = lp.x - s.x,
z = lp.z - s.z
}
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yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
if lp.x > s.x then yaw = yaw + pi end
2017-03-17 12:30:16 +01:00
2017-10-18 14:41:29 +02:00
-- look towards land and jump/move in that direction
yaw = set_yaw(self, yaw, 6)
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do_jump(self)
set_velocity(self, self.walk_velocity)
else
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yaw = yaw + random(-0.5, 0.5)
end
else
local vec = {
x = lp.x - s.x,
z = lp.z - s.z
}
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yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
if lp.x > s.x then yaw = yaw + pi end
end
yaw = set_yaw(self, yaw, 8)
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-- otherwise randomly turn
2016-06-07 10:51:11 +02:00
elseif random(1, 100) <= 30 then
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yaw = yaw + random(-0.5, 0.5)
yaw = set_yaw(self, yaw, 8)
end
2016-04-15 20:56:24 +02:00
-- stand for great fall in front
local temp_is_cliff = is_at_cliff(self)
if self.facing_fence == true
or temp_is_cliff
2016-06-07 10:51:11 +02:00
or random(1, 100) <= 30 then
set_velocity(self, 0)
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self.state = "stand"
set_animation(self, "stand")
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else
set_velocity(self, self.walk_velocity)
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if flight_check(self)
and self.animation
and self.animation.fly_start
and self.animation.fly_end then
set_animation(self, "fly")
else
set_animation(self, "walk")
end
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end
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-- runaway when punched
elseif self.state == "runaway" then
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self.runaway_timer = self.runaway_timer + 1
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-- stop after 5 seconds or when at cliff
if self.runaway_timer > 5
2016-04-15 20:56:24 +02:00
or is_at_cliff(self) then
self.runaway_timer = 0
set_velocity(self, 0)
self.state = "stand"
set_animation(self, "stand")
else
set_velocity(self, self.run_velocity)
set_animation(self, "walk")
end
2016-04-15 20:56:24 +02:00
-- attack routines (explode, dogfight, shoot, dogshoot)
elseif self.state == "attack" then
-- calculate distance from mob and enemy
2017-10-09 16:24:40 +02:00
local s = self.object:get_pos()
local p = self.attack:get_pos() or s
local dist = get_distance(p, s)
-- stop attacking if player invisible or out of range
if dist > self.view_range
or not self.attack
2017-10-09 16:24:40 +02:00
or not self.attack:get_pos()
or self.attack:get_hp() <= 0
or (self.attack:is_player() and mobs.invis[ self.attack:get_player_name() ]) then
-- print(" ** stop attacking **", dist, self.view_range)
self.state = "stand"
set_velocity(self, 0)
set_animation(self, "stand")
self.attack = nil
self.v_start = false
self.timer = 0
self.blinktimer = 0
self.path.way = nil
return
end
if self.attack_type == "explode" then
local vec = {
x = p.x - s.x,
z = p.z - s.z
}
2017-01-19 23:46:28 +01:00
yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
if p.x > s.x then yaw = yaw + pi end
yaw = set_yaw(self, yaw)
local node_break_radius = self.explosion_radius or 1
local entity_damage_radius = self.explosion_damage_radius
or (node_break_radius * 2)
-- start timer when in reach and line of sight
if not self.v_start
and dist <= self.reach
and line_of_sight(self, s, p, 2) then
self.v_start = true
self.timer = 0
self.blinktimer = 0
mob_sound(self, self.sounds.fuse)
-- print ("=== explosion timer started", self.explosion_timer)
-- stop timer if out of reach or direct line of sight
elseif self.allow_fuse_reset
and self.v_start
and (dist > self.reach
or not line_of_sight(self, s, p, 2)) then
self.v_start = false
self.timer = 0
self.blinktimer = 0
self.blinkstatus = false
self.object:settexturemod("")
end
2018-03-13 21:33:29 +01:00
-- walk right up to player unless the timer is active
if self.v_start and (self.stop_to_explode or dist < 1.5) then
set_velocity(self, 0)
else
set_velocity(self, self.run_velocity)
end
if self.animation and self.animation.run_start then
set_animation(self, "run")
else
set_animation(self, "walk")
end
2018-03-13 21:33:29 +01:00
if self.v_start then
self.timer = self.timer + dtime
self.blinktimer = (self.blinktimer or 0) + dtime
if self.blinktimer > 0.2 then
self.blinktimer = 0
if self.blinkstatus then
self.object:settexturemod("")
else
self.object:settexturemod("^[brighten")
end
self.blinkstatus = not self.blinkstatus
end
-- print ("=== explosion timer", self.timer)
if self.timer > self.explosion_timer then
2017-10-09 16:24:40 +02:00
local pos = self.object:get_pos()
-- dont damage anything if area protected or next to water
if minetest.find_node_near(pos, 1, {"group:water"})
or minetest.is_protected(pos, "") then
node_break_radius = 1
end
self.object:remove()
if minetest.get_modpath("tnt") and tnt and tnt.boom
and not minetest.is_protected(pos, "") then
tnt.boom(pos, {
radius = node_break_radius,
damage_radius = entity_damage_radius,
sound = self.sounds.explode,
})
else
2017-07-14 11:29:59 +02:00
minetest.sound_play(self.sounds.explode, {
pos = pos,
gain = 1.0,
max_hear_distance = self.sounds.distance or 32
})
entity_physics(pos, entity_damage_radius)
effect(pos, 32, "tnt_smoke.png", nil, nil, node_break_radius, 1, 0)
end
return
end
end
elseif self.attack_type == "dogfight"
or (self.attack_type == "dogshoot" and dogswitch(self, dtime) == 2)
or (self.attack_type == "dogshoot" and dist <= self.reach and dogswitch(self) == 0) then
if self.fly
and dist > self.reach then
local p1 = s
2016-06-07 10:51:11 +02:00
local me_y = floor(p1.y)
local p2 = p
2016-06-07 10:51:11 +02:00
local p_y = floor(p2.y + 1)
local v = self.object:get_velocity()
if flight_check(self, s) then
if me_y < p_y then
self.object:set_velocity({
x = v.x,
y = 1 * self.walk_velocity,
z = v.z
})
elseif me_y > p_y then
self.object:set_velocity({
x = v.x,
y = -1 * self.walk_velocity,
z = v.z
})
end
else
if me_y < p_y then
self.object:set_velocity({
x = v.x,
y = 0.01,
z = v.z
})
elseif me_y > p_y then
self.object:set_velocity({
x = v.x,
y = -0.01,
z = v.z
})
end
end
end
-- rnd: new movement direction
if self.path.following
and self.path.way
and self.attack_type ~= "dogshoot" then
-- no paths longer than 50
if #self.path.way > 50
or dist < self.reach then
self.path.following = false
return
end
local p1 = self.path.way[1]
if not p1 then
self.path.following = false
return
end
2016-06-07 10:51:11 +02:00
if abs(p1.x-s.x) + abs(p1.z - s.z) < 0.6 then
-- reached waypoint, remove it from queue
table.remove(self.path.way, 1)
end
-- set new temporary target
p = {x = p1.x, y = p1.y, z = p1.z}
end
local vec = {
x = p.x - s.x,
z = p.z - s.z
}
2017-01-19 23:46:28 +01:00
yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
2017-01-19 23:46:28 +01:00
if p.x > s.x then yaw = yaw + pi end
yaw = set_yaw(self, yaw)
-- move towards enemy if beyond mob reach
if dist > self.reach then
-- path finding by rnd
if self.pathfinding -- only if mob has pathfinding enabled
and enable_pathfinding then
smart_mobs(self, s, p, dist, dtime)
end
if is_at_cliff(self) then
set_velocity(self, 0)
set_animation(self, "stand")
else
if self.path.stuck then
set_velocity(self, self.walk_velocity)
else
set_velocity(self, self.run_velocity)
end
2017-07-26 19:13:39 +02:00
if self.animation and self.animation.run_start then
set_animation(self, "run")
else
set_animation(self, "walk")
end
end
else -- rnd: if inside reach range
self.path.stuck = false
self.path.stuck_timer = 0
self.path.following = false -- not stuck anymore
set_velocity(self, 0)
if not self.custom_attack then
if self.timer > 1 then
self.timer = 0
-- if self.double_melee_attack
-- and random(1, 2) == 1 then
-- set_animation(self, "punch2")
-- else
2016-05-14 16:53:34 +02:00
set_animation(self, "punch")
-- end
local p2 = p
local s2 = s
2017-03-10 17:05:37 +01:00
p2.y = p2.y + .5
s2.y = s2.y + .5
if line_of_sight(self, p2, s2) == true then
-- play attack sound
2017-01-05 20:20:37 +01:00
mob_sound(self, self.sounds.attack)
-- punch player (or what player is attached to)
local attached = self.attack:get_attach()
if attached then
self.attack = attached
end
self.attack:punch(self.object, 1.0, {
full_punch_interval = 1.0,
damage_groups = {fleshy = self.damage}
}, nil)
end
end
else -- call custom attack every second
if self.custom_attack
and self.timer > 1 then
self.timer = 0
self.custom_attack(self, p)
end
end
end
elseif self.attack_type == "shoot"
or (self.attack_type == "dogshoot" and dogswitch(self, dtime) == 1)
or (self.attack_type == "dogshoot" and dist > self.reach and dogswitch(self) == 0) then
p.y = p.y - .5
s.y = s.y + .5
local dist = get_distance(p, s)
local vec = {
x = p.x - s.x,
y = p.y - s.y,
z = p.z - s.z
}
2017-01-19 23:46:28 +01:00
yaw = (atan(vec.z / vec.x) + pi / 2) - self.rotate
if p.x > s.x then yaw = yaw + pi end
yaw = set_yaw(self, yaw)
set_velocity(self, 0)
if self.shoot_interval
and self.timer > self.shoot_interval
2016-06-07 10:51:11 +02:00
and random(1, 100) <= 60 then
self.timer = 0
set_animation(self, "shoot")
-- play shoot attack sound
2017-01-05 20:20:37 +01:00
mob_sound(self, self.sounds.shoot_attack)
2017-10-09 16:24:40 +02:00
local p = self.object:get_pos()
p.y = p.y + (self.collisionbox[2] + self.collisionbox[5]) / 2
2017-09-08 10:37:30 +02:00
if minetest.registered_entities[self.arrow] then
2017-09-08 10:37:30 +02:00
local obj = minetest.add_entity(p, self.arrow)
local ent = obj:get_luaentity()
local amount = (vec.x * vec.x + vec.y * vec.y + vec.z * vec.z) ^ 0.5
local v = ent.velocity or 1 -- or set to default
2017-09-08 10:37:30 +02:00
ent.switch = 1
ent.owner_id = tostring(self.object) -- add unique owner id to arrow
-- offset makes shoot aim accurate
vec.y = vec.y + self.shoot_offset
vec.x = vec.x * (v / amount)
vec.y = vec.y * (v / amount)
vec.z = vec.z * (v / amount)
obj:set_velocity(vec)
end
end
end
2016-04-15 20:56:24 +02:00
end
end
2017-01-05 20:20:37 +01:00
2016-05-08 15:59:13 +02:00
-- falling and fall damage
2016-04-15 20:56:24 +02:00
local falling = function(self, pos)
2016-04-15 20:56:24 +02:00
if self.fly then
return
end
2016-04-15 20:56:24 +02:00
-- floating in water (or falling)
local v = self.object:get_velocity()
2017-07-02 19:47:11 +02:00
if v.y > 0 then
2017-07-02 19:47:11 +02:00
-- apply gravity when moving up
self.object:set_acceleration({
2017-07-02 19:47:11 +02:00
x = 0,
y = -10,
z = 0
})
elseif v.y <= 0 and v.y > self.fall_speed then
-- fall downwards at set speed
self.object:set_acceleration({
2016-04-15 20:56:24 +02:00
x = 0,
y = self.fall_speed,
z = 0
})
else
-- stop accelerating once max fall speed hit
self.object:set_acceleration({x = 0, y = 0, z = 0})
2016-04-15 20:56:24 +02:00
end
2016-04-15 20:56:24 +02:00
-- in water then float up
if minetest.registered_nodes[self.standing_in].groups.water then
2016-04-15 20:56:24 +02:00
if self.floats == 1 then
self.object:set_acceleration({
2016-04-15 20:56:24 +02:00
x = 0,
y = -self.fall_speed / (max(1, v.y) ^ 8), -- 8 was 2
2016-04-15 20:56:24 +02:00
z = 0
})
end
2016-04-15 20:56:24 +02:00
else
-- fall damage onto solid ground
2016-04-15 20:56:24 +02:00
if self.fall_damage == 1
and self.object:get_velocity().y == 0 then
2017-10-09 16:24:40 +02:00
local d = (self.old_y or 0) - self.object:get_pos().y
2016-04-15 20:56:24 +02:00
if d > 5 then
2016-06-07 10:51:11 +02:00
self.health = self.health - floor(d - 5)
2017-01-07 20:35:00 +01:00
effect(pos, 5, "tnt_smoke.png", 1, 2, 2, nil)
2017-06-18 20:21:04 +02:00
if check_for_death(self, "fall", {type = "fall"}) then
2016-04-15 20:56:24 +02:00
return
end
end
2016-04-15 20:56:24 +02:00
2017-10-09 16:24:40 +02:00
self.old_y = self.object:get_pos().y
end
2016-04-15 20:56:24 +02:00
end
end
2017-01-05 20:20:37 +01:00
-- is Took Ranks mod active?
local tr = minetest.get_modpath("toolranks")
2017-03-18 20:38:53 +01:00
-- deal damage and effects when mob punched
2016-04-15 20:56:24 +02:00
local mob_punch = function(self, hitter, tflp, tool_capabilities, dir)
-- custom punch function
if self.do_punch then
-- when false skip going any further
if self.do_punch(self, hitter, tflp, tool_capabilities, dir) == false then
return
end
end
2017-02-24 10:38:11 +01:00
-- mob health check
-- if self.health <= 0 then
-- return
-- end
2017-02-24 10:38:11 +01:00
-- error checking when mod profiling is enabled
if not tool_capabilities then
minetest.log("warning", "[mobs] Mod profiling enabled, damage not enabled")
return
end
-- is mob protected?
if self.protected and hitter:is_player()
2017-10-09 16:24:40 +02:00
and minetest.is_protected(self.object:get_pos(), hitter:get_player_name()) then
minetest.chat_send_player(hitter:get_player_name(), S("Mob has been protected!"))
return
end
2016-11-08 17:11:00 +01:00
2016-04-15 20:56:24 +02:00
-- weapon wear
local weapon = hitter:get_wielded_item()
local punch_interval = 1.4
2016-04-15 20:56:24 +02:00
-- calculate mob damage
local damage = 0
local armor = self.object:get_armor_groups() or {}
local tmp
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-- quick error check incase it ends up 0 (serialize.h check test)
if tflp == 0 then
tflp = 0.2
end
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if use_cmi then
damage = cmi.calculate_damage(self.object, hitter, tflp, tool_capabilities, dir)
else
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for group,_ in pairs( (tool_capabilities.damage_groups or {}) ) do
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tmp = tflp / (tool_capabilities.full_punch_interval or 1.4)
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if tmp < 0 then
tmp = 0.0
elseif tmp > 1 then
tmp = 1.0
end
damage = damage + (tool_capabilities.damage_groups[group] or 0)
* tmp * ((armor[group] or 0) / 100.0)
end
2016-04-15 20:56:24 +02:00
end
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-- check for tool immunity or special damage
2016-06-05 17:48:12 +02:00
for n = 1, #self.immune_to do
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2016-06-05 17:48:12 +02:00
if self.immune_to[n][1] == weapon:get_name() then
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damage = self.immune_to[n][2] or 0
2016-04-15 20:56:24 +02:00
break
-- if "all" then no tool does damage unless it's specified in list
elseif self.immune_to[n][1] == "all" then
damage = self.immune_to[n][2] or 0
end
2016-04-15 20:56:24 +02:00
end
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-- healing
if damage <= -1 then
self.health = self.health - floor(damage)
return
end
2016-10-22 10:36:08 +02:00
-- print ("Mob Damage is", damage)
2016-04-15 20:56:24 +02:00
2017-06-18 20:21:04 +02:00
if use_cmi then
local cancel = cmi.notify_punch(self.object, hitter, tflp, tool_capabilities, dir, damage)
if cancel then return end
end
2016-04-15 20:56:24 +02:00
-- add weapon wear
if tool_capabilities then
punch_interval = tool_capabilities.full_punch_interval or 1.4
end
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if weapon:get_definition()
and weapon:get_definition().tool_capabilities then
-- toolrank support
local wear = floor((punch_interval / 75) * 9000)
if mobs.is_creative(hitter:get_player_name()) then
if tr then
wear = 1
else
wear = 0
end
end
if tr then
2018-07-01 15:19:34 +02:00
if weapon:get_definition()
and weapon:get_definition().original_description then
weapon:add_wear(toolranks.new_afteruse(weapon, hitter, nil, {wear = wear}))
end
else
weapon:add_wear(wear)
end
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hitter:set_wielded_item(weapon)
end
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-- only play hit sound and show blood effects if damage is 1 or over
if damage >= 1 then
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-- weapon sounds
if weapon:get_definition().sounds ~= nil then
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local s = random(0, #weapon:get_definition().sounds)
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2017-01-05 20:20:37 +01:00
minetest.sound_play(weapon:get_definition().sounds[s], {
object = self.object, --hitter,
2017-01-05 20:20:37 +01:00
max_hear_distance = 8
})
else
minetest.sound_play("default_punch", {
object = self.object, --hitter,
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max_hear_distance = 5
})
end
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-- blood_particles
if self.blood_amount > 0
and not disable_blood then
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local pos = self.object:get_pos()
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pos.y = pos.y + (-self.collisionbox[2] + self.collisionbox[5]) * .5
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-- do we have a single blood texture or multiple?
if type(self.blood_texture) == "table" then
local blood = self.blood_texture[random(1, #self.blood_texture)]
effect(pos, self.blood_amount, blood, nil, nil, 1, nil)
else
effect(pos, self.blood_amount, self.blood_texture, nil, nil, 1, nil)
end
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end
2016-04-15 20:56:24 +02:00
2017-01-05 20:20:37 +01:00
-- do damage
self.health = self.health - floor(damage)
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-- exit here if dead, special item check
if weapon:get_name() == "mobs:pick_lava" then
2017-06-18 20:21:04 +02:00
if check_for_death(self, "lava", {type = "punch",
puncher = hitter}) then
return
end
else
2017-06-18 20:21:04 +02:00
if check_for_death(self, "hit", {type = "punch",
puncher = hitter}) then
return
end
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end
2016-04-15 20:56:24 +02:00
2017-01-05 20:20:37 +01:00
--[[ add healthy afterglow when hit (can cause hit lag with larger textures)
2018-06-03 09:32:42 +02:00
minetest.after(0.1, function()
if not self.object:get_luaentity() then return end
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self.object:settexturemod("^[colorize:#c9900070")
2016-04-15 20:56:24 +02:00
2017-01-05 20:20:37 +01:00
core.after(0.3, function()
self.object:settexturemod("")
end)
end) ]]
2017-01-05 20:20:37 +01:00
-- knock back effect (only on full punch)
2018-04-06 10:48:24 +02:00
if self.knock_back
and tflp >= punch_interval then
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local v = self.object:get_velocity()
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local r = 1.4 - min(punch_interval, 1.4)
local kb = r * 5
local up = 2
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-- if already in air then dont go up anymore when hit
if v.y > 0
or self.fly then
up = 0
end
2016-10-22 10:36:08 +02:00
2017-01-05 20:20:37 +01:00
-- direction error check
dir = dir or {x = 0, y = 0, z = 0}
-- check if tool already has specific knockback value
if tool_capabilities.damage_groups["knockback"] then
kb = tool_capabilities.damage_groups["knockback"]
else
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kb = kb * 1.5
end
self.object:set_velocity({
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x = dir.x * kb,
y = up,
z = dir.z * kb
})
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self.pause_timer = 0.25
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end
end -- END if damage
2016-10-31 22:37:38 +01:00
2016-04-15 20:56:24 +02:00
-- if skittish then run away
if self.runaway == true then
2017-10-09 16:24:40 +02:00
local lp = hitter:get_pos()
local s = self.object:get_pos()
2016-04-15 20:56:24 +02:00
local vec = {
x = lp.x - s.x,
y = lp.y - s.y,
z = lp.z - s.z
}
local yaw = (atan(vec.z / vec.x) + 3 * pi / 2) - self.rotate
2016-04-15 20:56:24 +02:00
if lp.x > s.x then
yaw = yaw + pi
end
yaw = set_yaw(self, yaw, 6)
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self.state = "runaway"
self.runaway_timer = 0
self.following = nil
end
local name = hitter:get_player_name() or ""
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-- attack puncher and call other mobs for help
if self.passive == false
and self.state ~= "flop"
and self.child == false
and self.attack_players == true
and hitter:get_player_name() ~= self.owner
and not mobs.invis[ name ] then
2016-04-15 20:56:24 +02:00
-- attack whoever punched mob
self.state = ""
do_attack(self, hitter)
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-- alert others to the attack
2017-10-09 16:24:40 +02:00
local objs = minetest.get_objects_inside_radius(hitter:get_pos(), self.view_range)
2016-04-15 20:56:24 +02:00
local obj = nil
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for n = 1, #objs do
2016-06-05 17:48:12 +02:00
obj = objs[n]:get_luaentity()
if obj and obj._cmi_is_mob then
2016-04-15 20:56:24 +02:00
-- only alert members of same mob
2016-04-15 20:56:24 +02:00
if obj.group_attack == true
and obj.state ~= "attack"
and obj.owner ~= name
and obj.name == self.name then
2016-04-15 20:56:24 +02:00
do_attack(obj, hitter)
end
-- have owned mobs attack player threat
if obj.owner == name and obj.owner_loyal then
do_attack(obj, self.object)
end
end
2016-04-15 20:56:24 +02:00
end
end
end
2017-01-05 20:20:37 +01:00
2017-03-18 20:38:53 +01:00
-- get entity staticdata
local mob_staticdata = function(self)
-- remove mob when out of range unless tamed
if remove_far
and self.remove_ok
and self.type ~= "npc"
and self.state ~= "attack"
2017-03-18 20:38:53 +01:00
and not self.tamed
and self.lifetimer < 20000 then
--print ("REMOVED " .. self.name)
self.object:remove()
return ""-- nil
end
self.remove_ok = true
self.attack = nil
self.following = nil
self.state = "stand"
-- used to rotate older mobs
if self.drawtype
and self.drawtype == "side" then
self.rotate = math.rad(90)
end
2017-06-18 20:21:04 +02:00
if use_cmi then
2017-06-19 09:25:39 +02:00
self.serialized_cmi_components = cmi.serialize_components(self._cmi_components)
2017-06-18 20:21:04 +02:00
end
2017-03-18 20:38:53 +01:00
local tmp = {}
for _,stat in pairs(self) do
local t = type(stat)
if t ~= "function"
and t ~= "nil"
2017-06-18 20:21:04 +02:00
and t ~= "userdata"
2017-06-19 09:25:39 +02:00
and _ ~= "_cmi_components" then
2017-03-18 20:38:53 +01:00
tmp[_] = self[_]
end
end
--print('===== '..self.name..'\n'.. dump(tmp)..'\n=====\n')
return minetest.serialize(tmp)
end
-- activate mob and reload settings
2017-06-18 20:21:04 +02:00
local mob_activate = function(self, staticdata, def, dtime)
2016-04-15 20:56:24 +02:00
2017-10-18 14:41:29 +02:00
-- remove monsters in peaceful mode
if self.type == "monster"
and peaceful_only then
2016-04-15 20:56:24 +02:00
self.object:remove()
return
end
-- load entity variables
local tmp = minetest.deserialize(staticdata)
if tmp then
for _,stat in pairs(tmp) do
self[_] = stat
end
2016-04-15 20:56:24 +02:00
end
-- select random texture, set model and size
if not self.base_texture then
-- compatiblity with old simple mobs textures
if type(def.textures[1]) == "string" then
def.textures = {def.textures}
2017-02-02 14:51:51 +01:00
end
self.base_texture = def.textures[random(1, #def.textures)]
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self.base_mesh = def.mesh
self.base_size = self.visual_size
self.base_colbox = self.collisionbox
self.base_selbox = self.selectionbox
2016-04-15 20:56:24 +02:00
end
-- for current mobs that dont have this set
if not self.base_selbox then
self.base_selbox = self.selectionbox or self.base_colbox
end
2016-04-15 20:56:24 +02:00
-- set texture, model and size
local textures = self.base_texture
local mesh = self.base_mesh
local vis_size = self.base_size
local colbox = self.base_colbox
local selbox = self.base_selbox
2016-04-15 20:56:24 +02:00
-- specific texture if gotten
if self.gotten == true
and def.gotten_texture then
textures = def.gotten_texture
end
-- specific mesh if gotten
if self.gotten == true
and def.gotten_mesh then
mesh = def.gotten_mesh
end
-- set child objects to half size
if self.child == true then
vis_size = {
2016-06-07 10:51:11 +02:00
x = self.base_size.x * .5,
y = self.base_size.y * .5,
2016-04-15 20:56:24 +02:00
}
if def.child_texture then
textures = def.child_texture[1]
end
colbox = {
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self.base_colbox[1] * .5,
self.base_colbox[2] * .5,
self.base_colbox[3] * .5,
self.base_colbox[4] * .5,
self.base_colbox[5] * .5,
self.base_colbox[6] * .5
2016-04-15 20:56:24 +02:00
}
selbox = {
self.base_selbox[1] * .5,
self.base_selbox[2] * .5,
self.base_selbox[3] * .5,
self.base_selbox[4] * .5,
self.base_selbox[5] * .5,
self.base_selbox[6] * .5
}
2016-04-15 20:56:24 +02:00
end
if self.health == 0 then
2016-06-07 10:51:11 +02:00
self.health = random (self.hp_min, self.hp_max)
2016-04-15 20:56:24 +02:00
end
2017-10-18 14:41:29 +02:00
-- pathfinding init
2016-04-15 20:56:24 +02:00
self.path = {}
self.path.way = {} -- path to follow, table of positions
self.path.lastpos = {x = 0, y = 0, z = 0}
self.path.stuck = false
self.path.following = false -- currently following path?
self.path.stuck_timer = 0 -- if stuck for too long search for path
2017-10-18 14:41:29 +02:00
-- mob defaults
2016-04-15 20:56:24 +02:00
self.object:set_armor_groups({immortal = 1, fleshy = self.armor})
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self.old_y = self.object:get_pos().y
2016-04-15 20:56:24 +02:00
self.old_health = self.health
self.sounds.distance = self.sounds.distance or 10
self.textures = textures
self.mesh = mesh
self.collisionbox = colbox
self.selectionbox = selbox
2016-04-15 20:56:24 +02:00
self.visual_size = vis_size
self.standing_in = "air"
2016-04-15 20:56:24 +02:00
2017-09-05 17:32:46 +02:00
-- check existing nametag
if not self.nametag then
self.nametag = def.nametag
end
2016-04-15 20:56:24 +02:00
-- set anything changed above
self.object:set_properties(self)
set_yaw(self, (random(0, 360) - 180) / 180 * pi, 6)
2016-04-15 20:56:24 +02:00
update_tag(self)
2017-07-26 11:03:37 +02:00
set_animation(self, "stand")
2017-06-18 20:21:04 +02:00
-- run on_spawn function if found
if self.on_spawn and not self.on_spawn_run then
if self.on_spawn(self) then
self.on_spawn_run = true -- if true, set flag to run once only
end
end
-- run after_activate
if def.after_activate then
def.after_activate(self, staticdata, def, dtime)
end
2017-06-18 20:21:04 +02:00
if use_cmi then
2017-06-19 09:25:39 +02:00
self._cmi_components = cmi.activate_components(self.serialized_cmi_components)
2017-06-18 20:21:04 +02:00
cmi.notify_activate(self.object, dtime)
end
2016-04-15 20:56:24 +02:00
end
2017-01-05 20:20:37 +01:00
2017-03-18 20:38:53 +01:00
-- main mob function
local mob_step = function(self, dtime)
2017-06-18 20:21:04 +02:00
if use_cmi then
cmi.notify_step(self.object, dtime)
end
2017-10-09 16:24:40 +02:00
local pos = self.object:get_pos()
2017-01-19 23:46:28 +01:00
local yaw = 0
-- when lifetimer expires remove mob (except npc and tamed)
if self.type ~= "npc"
and not self.tamed
and self.state ~= "attack"
and remove_far ~= true
and self.lifetimer < 20000 then
self.lifetimer = self.lifetimer - dtime
if self.lifetimer <= 0 then
-- only despawn away from player
local objs = minetest.get_objects_inside_radius(pos, 15)
2016-06-05 17:48:12 +02:00
for n = 1, #objs do
2016-06-05 17:48:12 +02:00
if objs[n]:is_player() then
self.lifetimer = 20
return
end
end
2016-12-01 22:08:32 +01:00
-- minetest.log("action",
-- S("lifetimer expired, removed @1", self.name))
2017-01-07 20:35:00 +01:00
effect(pos, 15, "tnt_smoke.png", 2, 4, 2, 0)
self.object:remove()
return
end
end
-- get node at foot level every quarter second
self.node_timer = (self.node_timer or 0) + dtime
if self.node_timer > 0.25 then
self.node_timer = 0
local y_level = self.collisionbox[2]
if self.child then
y_level = self.collisionbox[2] * 0.5
end
-- what is mob standing in?
self.standing_in = node_ok({
x = pos.x, y = pos.y + y_level + 0.25, z = pos.z}, "air").name
-- print ("standing in " .. self.standing_in)
end
-- check if falling, flying, floating
falling(self, pos)
-- smooth rotation by ThomasMonroe314
if self.delay and self.delay > 0 then
local yaw = self.object:get_yaw()
if self.delay == 1 then
yaw = self.target_yaw
else
local dif = abs(yaw - self.target_yaw)
if yaw > self.target_yaw then
if dif > pi then
dif = 2 * pi - dif -- need to add
yaw = yaw + dif / self.delay
else
yaw = yaw - dif / self.delay -- need to subtract
end
elseif yaw < self.target_yaw then
if dif > pi then
dif = 2 * pi - dif
yaw = yaw - dif / self.delay -- need to subtract
else
yaw = yaw + dif / self.delay -- need to add
end
end
if yaw > (pi * 2) then yaw = yaw - (pi * 2) end
if yaw < 0 then yaw = yaw + (pi * 2) end
end
self.delay = self.delay - 1
self.object:set_yaw(yaw)
end
-- end rotation
-- knockback timer
if self.pause_timer > 0 then
self.pause_timer = self.pause_timer - dtime
return
end
-- run custom function (defined in mob lua file)
if self.do_custom then
-- when false skip going any further
if self.do_custom(self, dtime) == false then
return
end
end
-- attack timer
self.timer = self.timer + dtime
if self.state ~= "attack" then
if self.timer < 1 then
return
end
self.timer = 0
end
-- never go over 100
if self.timer > 100 then
self.timer = 1
end
-- mob plays random sound at times
2017-01-05 20:20:37 +01:00
if random(1, 100) == 1 then
mob_sound(self, self.sounds.random)
end
-- environmental damage timer (every 1 second)
self.env_damage_timer = self.env_damage_timer + dtime
if (self.state == "attack" and self.env_damage_timer > 1)
or self.state ~= "attack" then
self.env_damage_timer = 0
-- check for environmental damage (water, fire, lava etc.)
do_env_damage(self)
-- node replace check (cow eats grass etc.)
replace(self, pos)
end
general_attack(self)
breed(self)
follow_flop(self)
do_states(self, dtime)
2017-03-10 18:13:41 +01:00
do_jump(self)
2018-01-26 16:34:06 +01:00
runaway_from(self)
end
2017-01-05 20:20:37 +01:00
2016-05-01 20:41:50 +02:00
-- default function when mobs are blown up with TNT
local do_tnt = function(obj, damage)
--print ("----- Damage", damage)
obj.object:punch(obj.object, 1.0, {
full_punch_interval = 1.0,
damage_groups = {fleshy = damage},
}, nil)
return false, true, {}
end
2017-01-05 20:20:37 +01:00
2016-04-15 20:56:24 +02:00
mobs.spawning_mobs = {}
2017-03-18 20:38:53 +01:00
-- register mob entity
2016-04-15 20:56:24 +02:00
function mobs:register_mob(name, def)
mobs.spawning_mobs[name] = true
minetest.register_entity(name, {
stepheight = def.stepheight or 1.1, -- was 0.6
2016-04-15 20:56:24 +02:00
name = name,
type = def.type,
attack_type = def.attack_type,
fly = def.fly,
fly_in = def.fly_in or "air",
owner = def.owner or "",
order = def.order or "",
on_die = def.on_die,
do_custom = def.do_custom,
jump_height = def.jump_height or 4, -- was 6
2016-04-15 20:56:24 +02:00
drawtype = def.drawtype, -- DEPRECATED, use rotate instead
rotate = math.rad(def.rotate or 0), -- 0=front, 90=side, 180=back, 270=side2
lifetimer = def.lifetimer or 180, -- 3 minutes
hp_min = max(1, (def.hp_min or 5) * difficulty),
hp_max = max(1, (def.hp_max or 10) * difficulty),
2016-04-15 20:56:24 +02:00
physical = true,
2018-04-02 22:24:41 +02:00
collisionbox = def.collisionbox or {-0.25, -0.25, -0.25, 0.25, 0.25, 0.25},
selectionbox = def.selectionbox or def.collisionbox,
2016-04-15 20:56:24 +02:00
visual = def.visual,
visual_size = def.visual_size or {x = 1, y = 1},
mesh = def.mesh,
makes_footstep_sound = def.makes_footstep_sound or false,
view_range = def.view_range or 5,
walk_velocity = def.walk_velocity or 1,
run_velocity = def.run_velocity or 2,
damage = max(0, (def.damage or 0) * difficulty),
2016-04-15 20:56:24 +02:00
light_damage = def.light_damage or 0,
water_damage = def.water_damage or 0,
lava_damage = def.lava_damage or 0,
suffocation = def.suffocation or 2,
2016-04-15 20:56:24 +02:00
fall_damage = def.fall_damage or 1,
fall_speed = def.fall_speed or -10, -- must be lower than -2 (default: -10)
drops = def.drops or {},
2016-07-21 12:21:26 +02:00
armor = def.armor or 100,
2016-04-15 20:56:24 +02:00
on_rightclick = def.on_rightclick,
arrow = def.arrow,
shoot_interval = def.shoot_interval,
sounds = def.sounds or {},
animation = def.animation,
follow = def.follow,
2017-03-10 17:05:37 +01:00
jump = def.jump ~= false,
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walk_chance = def.walk_chance or 50,
passive = def.passive or false,
2018-04-06 10:51:11 +02:00
knock_back = def.knock_back ~= false,
2016-04-15 20:56:24 +02:00
blood_amount = def.blood_amount or 5,
blood_texture = def.blood_texture or "mobs_blood.png",
shoot_offset = def.shoot_offset or 0,
floats = def.floats or 1, -- floats in water by default
replace_rate = def.replace_rate,
replace_what = def.replace_what,
replace_with = def.replace_with,
replace_offset = def.replace_offset or 0,
2017-07-04 21:12:57 +02:00
on_replace = def.on_replace,
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timer = 0,
env_damage_timer = 0, -- only used when state = "attack"
tamed = false,
pause_timer = 0,
horny = false,
hornytimer = 0,
child = false,
gotten = false,
health = 0,
reach = def.reach or 3,
htimer = 0,
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texture_list = def.textures,
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child_texture = def.child_texture,
docile_by_day = def.docile_by_day or false,
time_of_day = 0.5,
fear_height = def.fear_height or 0,
runaway = def.runaway,
runaway_timer = 0,
pathfinding = def.pathfinding,
immune_to = def.immune_to or {},
explosion_radius = def.explosion_radius,
explosion_damage_radius = def.explosion_damage_radius,
explosion_timer = def.explosion_timer or 3,
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allow_fuse_reset = def.allow_fuse_reset ~= false,
stop_to_explode = def.stop_to_explode ~= false,
custom_attack = def.custom_attack,
double_melee_attack = def.double_melee_attack,
dogshoot_switch = def.dogshoot_switch,
dogshoot_count = 0,
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),
group_attack = def.group_attack or false,
attack_monsters = def.attacks_monsters or def.attack_monsters or false,
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attack_animals = def.attack_animals or false,
attack_players = def.attack_players ~= false,
attack_npcs = def.attack_npcs ~= false,
specific_attack = def.specific_attack,
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runaway_from = def.runaway_from,
owner_loyal = def.owner_loyal,
facing_fence = false,
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_cmi_is_mob = true,
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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 = mob_step,
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do_punch = def.do_punch,
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on_punch = mob_punch,
on_breed = def.on_breed,
on_grown = def.on_grown,
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on_activate = function(self, staticdata, dtime)
return mob_activate(self, staticdata, def, dtime)
end,
get_staticdata = function(self)
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return mob_staticdata(self)
end,
})
end -- END mobs:register_mob function
2017-01-05 20:20:37 +01:00
-- count how many mobs of one type are inside an area
local count_mobs = function(pos, type)
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local num_type = 0
local num_total = 0
local objs = minetest.get_objects_inside_radius(pos, aoc_range)
for n = 1, #objs do
if not objs[n]:is_player() then
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local obj = objs[n]:get_luaentity()
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-- count mob type and add to total also
if obj and obj.name and obj.name == type then
num_type = num_type + 1
num_total = num_total + 1
-- add to total mobs
elseif obj and obj.name and obj.health ~= nil then
num_total = num_total + 1
end
end
end
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return num_type, num_total
end
2017-01-05 20:20:37 +01:00
-- global functions
2018-03-22 10:32:17 +01:00
function mobs:spawn_abm_check(pos, node, name)
-- global function to add additional spawn checks
-- return true to stop spawning mob
end
function mobs:spawn_specific(name, nodes, neighbors, min_light, max_light,
2016-10-09 10:17:44 +02:00
interval, chance, aoc, min_height, max_height, day_toggle, on_spawn)
-- Do mobs spawn at all?
if not mobs_spawn then
return
end
-- chance/spawn number override in minetest.conf for registered mob
2017-10-09 12:59:01 +02:00
local numbers = minetest.settings:get(name)
if numbers then
numbers = numbers:split(",")
chance = tonumber(numbers[1]) or chance
aoc = tonumber(numbers[2]) or aoc
if chance == 0 then
minetest.log("warning", string.format("[mobs] %s has spawning disabled", name))
return
end
minetest.log("action",
string.format("[mobs] Chance setting for %s changed to %s (total: %s)", name, chance, aoc))
end
minetest.register_abm({
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label = name .. " spawning",
nodenames = nodes,
neighbors = neighbors,
interval = interval,
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chance = max(1, (chance * mob_chance_multiplier)),
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catch_up = false,
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action = function(pos, node, active_object_count, active_object_count_wider)
-- is mob actually registered?
if not mobs.spawning_mobs[name]
or not minetest.registered_entities[name] then
--print ("--- mob doesn't exist", name)
return
end
2018-03-22 10:32:17 +01:00
-- additional custom checks for spawning mob
if mobs:spawn_abm_check(pos, node, name) == true then
return
end
-- do not spawn if too many of same mob in area
2017-02-10 12:47:42 +01:00
if active_object_count_wider >= max_per_block
or count_mobs(pos, name) >= aoc then
--print ("--- too many entities", name, aoc, active_object_count_wider)
return
end
-- if toggle set to nil then ignore day/night check
if day_toggle ~= nil then
local tod = (minetest.get_timeofday() or 0) * 24000
if tod > 4500 and tod < 19500 then
-- daylight, but mob wants night
if day_toggle == false then
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--print ("--- mob needs night", name)
return
end
else
-- night time but mob wants day
if day_toggle == true then
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--print ("--- mob needs day", name)
return
end
end
end
-- spawn above node
pos.y = pos.y + 1
-- are we spawning within height limits?
if pos.y > max_height
or pos.y < min_height then
--print ("--- height limits not met", name, pos.y)
return
end
2016-10-08 11:29:32 +02:00
-- are light levels ok?
local light = minetest.get_node_light(pos)
if not light
or light > max_light
2016-10-08 11:29:32 +02:00
or light < min_light then
--print ("--- light limits not met", name, light)
return
end
-- only spawn away from player
local objs = minetest.get_objects_inside_radius(pos, 10)
for n = 1, #objs do
if objs[n]:is_player() then
--print ("--- player too close", name)
return
end
end
-- do we have enough height clearance to spawn mob?
local ent = minetest.registered_entities[name]
local height = max(0, math.ceil(ent.collisionbox[5] - ent.collisionbox[2]) - 1)
for n = 0, height do
local pos2 = {x = pos.x, y = pos.y + n, z = pos.z}
if minetest.registered_nodes[node_ok(pos2).name].walkable == true then
--print ("--- inside block", name, node_ok(pos2).name)
return
end
end
-- mobs cannot spawn in protected areas when enabled
if not spawn_protected
and minetest.is_protected(pos, "") then
--print ("--- inside protected area", name)
return
end
-- spawn mob half block higher than ground
pos.y = pos.y + 0.5
local mob = minetest.add_entity(pos, name)
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--[[
print ("[mobs] Spawned " .. name .. " at "
.. minetest.pos_to_string(pos) .. " on "
.. node.name .. " near " .. neighbors[1])
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]]
if on_spawn then
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local ent = mob:get_luaentity()
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on_spawn(ent, pos)
end
end
})
end
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-- compatibility with older mob registration
function mobs:register_spawn(name, nodes, max_light, min_light, chance, active_object_count, max_height, day_toggle)
mobs:spawn_specific(name, nodes, {"air"}, min_light, max_light, 30,
chance, active_object_count, -31000, max_height, day_toggle)
end
2017-01-05 20:20:37 +01:00
2016-08-03 10:34:36 +02:00
-- MarkBu's spawn function
function mobs:spawn(def)
mobs:spawn_specific(
def.name,
def.nodes or {"group:soil", "group:stone"},
def.neighbors or {"air"},
def.min_light or 0,
def.max_light or 15,
def.interval or 30,
def.chance or 5000,
def.active_object_count or 1,
def.min_height or -31000,
def.max_height or 31000,
def.day_toggle,
def.on_spawn
)
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end
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-- register arrow for shoot attack
function mobs:register_arrow(name, def)
if not name or not def then return end -- errorcheck
minetest.register_entity(name, {
physical = false,
visual = def.visual,
visual_size = def.visual_size,
textures = def.textures,
velocity = def.velocity,
hit_player = def.hit_player,
hit_node = def.hit_node,
hit_mob = def.hit_mob,
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drop = def.drop or false, -- drops arrow as registered item when true
collisionbox = {0, 0, 0, 0, 0, 0}, -- remove box around arrows
timer = 0,
switch = 0,
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owner_id = def.owner_id,
rotate = def.rotate,
automatic_face_movement_dir = def.rotate
and (def.rotate - (pi / 180)) or false,
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on_activate = def.on_activate,
on_step = def.on_step or function(self, dtime)
self.timer = self.timer + 1
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local pos = self.object:get_pos()
if self.switch == 0
or self.timer > 150
or not within_limits(pos, 0) then
self.object:remove() ; -- print ("removed arrow")
return
end
-- does arrow have a tail (fireball)
if def.tail
and def.tail == 1
and def.tail_texture then
2016-10-08 11:29:32 +02:00
minetest.add_particle({
pos = pos,
velocity = {x = 0, y = 0, z = 0},
acceleration = {x = 0, y = 0, z = 0},
expirationtime = def.expire or 0.25,
collisiondetection = false,
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texture = def.tail_texture,
size = def.tail_size or 5,
glow = def.glow or 0,
2016-11-23 10:25:41 +01:00
})
end
if self.hit_node then
local node = node_ok(pos).name
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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() ; -- print ("hit node")
return
end
end
2016-10-08 11:29:32 +02:00
if self.hit_player or self.hit_mob then
for _,player in pairs(minetest.get_objects_inside_radius(pos, 1.0)) do
if self.hit_player
and player:is_player() then
self.hit_player(self, player)
self.object:remove() ; -- print ("hit player")
return
end
2016-10-08 11:29:32 +02:00
local entity = player:get_luaentity()
if entity
and self.hit_mob
2017-07-07 21:10:27 +02:00
and entity._cmi_is_mob == true
2016-10-08 11:29:32 +02:00
and tostring(player) ~= self.owner_id
2017-07-07 21:10:27 +02:00
and entity.name ~= self.object:get_luaentity().name then
self.hit_mob(self, player)
2016-10-08 11:29:32 +02:00
self.object:remove() ; --print ("hit mob")
return
end
end
end
self.lastpos = pos
end
})
end
2017-01-05 20:20:37 +01:00
-- compatibility function
function mobs:explosion(pos, radius)
2018-08-08 11:15:26 +02:00
local self = {sounds = {explode = "tnt_explode"}}
mobs:boom(self, pos, radius)
end
2018-01-12 15:56:26 +01:00
-- no damage to nodes explosion
function mobs:safe_boom(self, pos, radius)
minetest.sound_play(self.sounds and self.sounds.explode or "tnt_explode", {
pos = pos,
gain = 1.0,
max_hear_distance = self.sounds and self.sounds.distance or 32
})
entity_physics(pos, radius)
2018-08-08 11:15:26 +02:00
2018-01-12 15:56:26 +01:00
effect(pos, 32, "tnt_smoke.png", radius * 3, radius * 5, radius, 1, 0)
end
-- make explosion with protection and tnt mod check
function mobs:boom(self, pos, radius)
if mobs_griefing
and minetest.get_modpath("tnt") and tnt and tnt.boom
and not minetest.is_protected(pos, "") then
tnt.boom(pos, {
radius = radius,
damage_radius = radius,
2018-01-12 15:56:26 +01:00
sound = self.sounds and self.sounds.explode,
explode_center = true,
})
else
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mobs:safe_boom(self, pos, radius)
end
end
2017-06-28 10:52:54 +02:00
-- 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)
2017-06-28 10:52:54 +02:00
local grp = {spawn_egg = 1}
-- do NOT add this egg to creative inventory (e.g. dungeon master)
if creative and no_creative == true then
2017-06-28 10:52:54 +02:00
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
2017-03-18 20:38:53 +01:00
-- register new spawn egg containing mob information
minetest.register_craftitem(mob .. "_set", {
description = S("@1 (Tamed)", desc),
inventory_image = invimg,
2017-06-28 10:52:54 +02:00
groups = {spawn_egg = 2, not_in_creative_inventory = 1},
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stack_max = 1,
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
2017-09-08 10:37:30 +02:00
if not minetest.registered_entities[mob] then
return
end
pos.y = pos.y + 1
2017-03-18 20:38:53 +01:00
local data = itemstack:get_metadata()
local mob = minetest.add_entity(pos, mob, data)
local ent = mob:get_luaentity()
2017-09-08 10:37:30 +02:00
-- set owner if not a monster
if ent.type ~= "monster" then
ent.owner = placer:get_player_name()
ent.tamed = true
end
2017-03-18 20:38:53 +01:00
-- since mob is unique we remove egg once spawned
itemstack:take_item()
end
return itemstack
end,
})
2017-03-18 20:38:53 +01:00
-- register old stackable mob egg
minetest.register_craftitem(mob, {
description = desc,
inventory_image = invimg,
2017-03-18 20:38:53 +01:00
groups = grp,
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
2017-09-08 10:37:30 +02:00
if not minetest.registered_entities[mob] then
return
end
pos.y = pos.y + 1
2017-03-18 20:38:53 +01:00
local mob = minetest.add_entity(pos, mob)
local ent = mob:get_luaentity()
2017-09-08 10:37:30 +02:00
-- 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
2017-07-02 15:20:26 +02:00
2017-03-18 20:38:53 +01:00
-- if not in creative then take item
2017-10-09 12:59:01 +02:00
if not mobs.is_creative(placer:get_player_name()) then
2017-03-18 20:38:53 +01:00
itemstack:take_item()
end
end
return itemstack
end,
})
2017-03-18 20:38:53 +01:00
end
2017-01-05 20:20:37 +01:00
-- capture critter (thanks to blert2112 for idea)
function mobs:capture_mob(self, clicker, chance_hand, chance_net, chance_lasso, force_take, replacewith)
2017-02-22 13:57:02 +01:00
if self.child
or not clicker:is_player()
or not clicker:get_inventory() then
return false
end
2017-02-22 13:57:02 +01:00
-- get name of clicked mob
local mobname = self.name
2017-02-22 13:57:02 +01:00
-- if not nil change what will be added to inventory
if replacewith then
mobname = replacewith
end
2017-02-22 13:57:02 +01:00
local name = clicker:get_player_name()
2017-04-27 15:37:30 +02:00
local tool = clicker:get_wielded_item()
-- are we using hand, net or lasso to pick up mob?
if tool:get_name() ~= ""
and tool:get_name() ~= "mobs:net"
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and tool:get_name() ~= "mobs:lasso" then
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return false
end
2017-02-22 13:57:02 +01:00
-- is mob tamed?
if self.tamed == false
and force_take == false then
2017-02-22 13:57:02 +01:00
minetest.chat_send_player(name, S("Not tamed!"))
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return true -- false
2017-02-22 13:57:02 +01:00
end
2017-02-22 13:57:02 +01:00
-- cannot pick up if not owner
if self.owner ~= name
and force_take == false then
2017-02-22 13:57:02 +01:00
minetest.chat_send_player(name, S("@1 is owner!", self.owner))
2017-04-27 15:37:30 +02:00
return true -- false
2017-02-22 13:57:02 +01:00
end
2017-02-22 13:57:02 +01:00
if clicker:get_inventory():room_for_item("main", mobname) then
2017-02-22 13:57:02 +01:00
-- was mob clicked with hand, net, or lasso?
local chance = 0
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if tool:get_name() == "" then
2017-02-22 13:57:02 +01:00
chance = chance_hand
2017-02-22 13:57:02 +01:00
elseif tool:get_name() == "mobs:net" then
2017-02-22 13:57:02 +01:00
chance = chance_net
2017-02-22 13:57:02 +01:00
tool:add_wear(4000) -- 17 uses
2017-02-22 13:57:02 +01:00
clicker:set_wielded_item(tool)
2017-06-30 21:47:21 +02:00
elseif tool:get_name() == "mobs:lasso" then
2017-02-22 13:57:02 +01:00
chance = chance_lasso
2017-02-22 13:57:02 +01:00
tool:add_wear(650) -- 100 uses
2017-02-22 13:57:02 +01:00
clicker:set_wielded_item(tool)
2017-04-27 15:37:30 +02:00
2017-02-22 13:57:02 +01:00
end
2017-02-22 13:57:02 +01:00
-- calculate chance.. add to inventory if successful?
if chance > 0 and random(1, 100) <= chance then
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-- default mob egg
local new_stack = ItemStack(mobname)
2017-02-22 13:57:02 +01:00
-- add special mob egg with all mob information
-- unless 'replacewith' contains new item to use
if not replacewith then
2017-02-22 13:57:02 +01:00
new_stack = ItemStack(mobname .. "_set")
2017-02-22 13:57:02 +01:00
local tmp = {}
2017-02-22 13:57:02 +01:00
for _,stat in pairs(self) do
local t = type(stat)
2017-03-18 20:38:53 +01:00
if t ~= "function"
and t ~= "nil"
and t ~= "userdata" then
2017-02-22 13:57:02 +01:00
tmp[_] = self[_]
end
end
2017-02-22 13:57:02 +01:00
local data_str = minetest.serialize(tmp)
2017-02-22 13:57:02 +01:00
new_stack:set_metadata(data_str)
end
local inv = clicker:get_inventory()
2017-02-22 13:57:02 +01:00
if inv:room_for_item("main", new_stack) then
inv:add_item("main", new_stack)
else
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minetest.add_item(clicker:get_pos(), new_stack)
end
2017-02-22 13:57:02 +01:00
self.object:remove()
mob_sound(self, "default_place_node_hard")
elseif chance ~= 0 then
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minetest.chat_send_player(name, S("Missed!"))
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mob_sound(self, "mobs_swing")
end
end
2017-02-22 13:57:02 +01:00
2017-04-27 15:37:30 +02:00
return true
end
2017-01-05 20:20:37 +01:00
2017-03-18 20:38:53 +01:00
-- protect tamed mob with rune item
2016-11-08 17:11:00 +01:00
function mobs:protect(self, clicker)
2016-11-10 12:36:46 +01:00
local name = clicker:get_player_name()
local tool = clicker:get_wielded_item()
if tool:get_name() ~= "mobs:protector" then
return false
end
2016-11-10 12:36:46 +01:00
2016-11-08 17:11:00 +01:00
if self.tamed == false then
minetest.chat_send_player(name, S("Not tamed!"))
return true -- false
2016-11-08 17:11:00 +01:00
end
2017-02-22 13:57:02 +01:00
if self.protected == true then
minetest.chat_send_player(name, S("Already protected!"))
return true -- false
2017-02-22 13:57:02 +01:00
end
2017-10-09 12:59:01 +02:00
if not mobs.is_creative(clicker:get_player_name()) then
tool:take_item() -- take 1 protection rune
clicker:set_wielded_item(tool)
end
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self.protected = true
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local pos = self.object:get_pos()
pos.y = pos.y + self.collisionbox[2] + 0.5
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effect(self.object:get_pos(), 25, "mobs_protect_particle.png", 0.5, 4, 2, 15)
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mob_sound(self, "mobs_spell")
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return true
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end
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local mob_obj = {}
local mob_sta = {}
-- feeding, taming and breeding (thanks blert2112)
function mobs:feed_tame(self, clicker, feed_count, breed, tame)
if not self.follow then
return false
end
-- can eat/tame with item in hand
if follow_holding(self, clicker) then
-- if not in creative then take item
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if not mobs.is_creative(clicker:get_player_name()) then
local item = clicker:get_wielded_item()
item:take_item()
clicker:set_wielded_item(item)
end
-- increase health
self.health = self.health + 4
if self.health >= self.hp_max then
self.health = self.hp_max
if self.htimer < 1 then
minetest.chat_send_player(clicker:get_player_name(),
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S("@1 at full health (@2)",
self.name:split(":")[2], tostring(self.health)))
self.htimer = 5
end
end
self.object:set_hp(self.health)
update_tag(self)
-- make children grow quicker
if self.child == true then
self.hornytimer = self.hornytimer + 20
return true
end
-- feed and tame
self.food = (self.food or 0) + 1
if self.food >= feed_count then
self.food = 0
if breed and self.hornytimer == 0 then
self.horny = true
end
self.gotten = false
if tame then
if self.tamed == false then
minetest.chat_send_player(clicker:get_player_name(),
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S("@1 has been tamed!",
self.name:split(":")[2]))
end
self.tamed = true
if not self.owner or self.owner == "" then
self.owner = clicker:get_player_name()
end
end
-- make sound when fed so many times
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mob_sound(self, self.sounds.random)
end
return true
end
local item = clicker:get_wielded_item()
-- if mob has been tamed you can name it with a nametag
if item:get_name() == "mobs:nametag"
and clicker:get_player_name() == self.owner then
local name = clicker:get_player_name()
-- store mob and nametag stack in external variables
mob_obj[name] = self
mob_sta[name] = item
local tag = self.nametag or ""
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minetest.show_formspec(name, "mobs_nametag", "size[8,4]"
.. default.gui_bg
.. default.gui_bg_img
.. "field[0.5,1;7.5,0;name;" .. minetest.formspec_escape(S("Enter name:")) .. ";" .. tag .. "]"
.. "button_exit[2.5,3.5;3,1;mob_rename;" .. minetest.formspec_escape(S("Rename")) .. "]")
end
return false
end
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-- inspired by blockmen's nametag mod
minetest.register_on_player_receive_fields(function(player, formname, fields)
-- right-clicked with nametag and name entered?
if formname == "mobs_nametag"
and fields.name
and fields.name ~= "" then
local name = player:get_player_name()
if not mob_obj[name]
or not mob_obj[name].object then
return
end
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-- make sure nametag is being used to name mob
local item = player:get_wielded_item()
if item:get_name() ~= "mobs:nametag" then
return
end
-- limit name entered to 64 characters long
if string.len(fields.name) > 64 then
fields.name = string.sub(fields.name, 1, 64)
end
-- update nametag
mob_obj[name].nametag = fields.name
update_tag(mob_obj[name])
-- if not in creative then take item
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if not mobs.is_creative(name) then
mob_sta[name]:take_item()
player:set_wielded_item(mob_sta[name])
end
-- reset external variables
mob_obj[name] = nil
mob_sta[name] = nil
end
end)
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-- compatibility function for old entities to new modpack entities
function mobs:alias_mob(old_name, new_name)
-- spawn egg
minetest.register_alias(old_name, new_name)
-- entity
minetest.register_entity(":" .. old_name, {
physical = false,
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on_activate = function(self)
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if minetest.registered_entities[new_name] then
minetest.add_entity(self.object:get_pos(), new_name)
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end
self.object:remove()
end
})
end