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Hostile mobs should lose aggro if they cannot see their target

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This commit is contained in:
ancientmarinerdev 2023-05-03 17:37:53 +01:00
parent 10459f51b1
commit fb9a630a5b
1 changed files with 41 additions and 34 deletions
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75
mods/ENTITIES/mcl_mobs/combat.lua
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@ -10,6 +10,8 @@ local stuck_path_timeout = 10 -- how long will mob follow path before giving up
local enable_pathfinding = true
local TIME_TO_FORGET_TARGET = 15
local atann = math.atan
local function atan(x)
if not x or x ~= x then
@ -398,7 +400,8 @@ function mob_class:monster_attack()
end
-- choose closest player to attack
if dist < min_dist and not attacked_p and self:line_of_sight( sp, p, 2) == true then
local line_of_sight = self:line_of_sight( sp, p, 2) == true
if dist < min_dist and not attacked_p and line_of_sight then
min_dist = dist
min_player = player
end
@ -810,6 +813,22 @@ function mob_class:check_aggro(dtime)
self._check_aggro_timer = self._check_aggro_timer + dtime
end
local function clear_aggro(self)
self.state = "stand"
self:set_velocity( 0)
self:set_animation( "stand")
self.attack = nil
self._aggro = nil
self.v_start = false
self.timer = 0
self.blinktimer = 0
self.path.way = nil
end
function mob_class:do_states_attack (dtime)
local yaw = self.object:get_yaw() or 0
@ -823,35 +842,33 @@ function mob_class:do_states_attack (dtime)
or self.attack:get_hp() <= 0
or (self.attack:is_player() and mcl_mobs.invis[ self.attack:get_player_name() ]) then
self.state = "stand"
self:set_velocity( 0)
self:set_animation( "stand")
self.attack = nil
self._aggro = nil
self.v_start = false
self.timer = 0
self.blinktimer = 0
self.path.way = nil
clear_aggro(self)
return
end
local target_line_of_sight = self:line_of_sight(s, p, 2)
if not target_line_of_sight then
if self.target_time_lost then
local time_since_seen = os.time() - self.target_time_lost
if time_since_seen > TIME_TO_FORGET_TARGET then
self.target_time_lost = nil
clear_aggro(self)
return
end
else
self.target_time_lost = os.time()
end
else
self.target_time_lost = nil
end
-- calculate distance from mob and enemy
local dist = vector.distance(p, s)
if self.attack_type == "explode" then
local vec = {
x = p.x - s.x,
z = p.z - s.z
}
local vec = { x = p.x - s.x, z = p.z - s.z }
yaw = (atan(vec.z / vec.x) +math.pi/ 2) - self.rotate
if p.x > s.x then yaw = yaw +math.pi end
yaw = self:set_yaw( yaw, 0, dtime)
local node_break_radius = self.explosion_radius or 1
@ -859,20 +876,15 @@ function mob_class:do_states_attack (dtime)
or (node_break_radius * 2)
-- start timer when in reach and line of sight
if not self.v_start
and dist <= self.reach
and self:line_of_sight( s, p, 2) then
if not self.v_start and dist <= self.reach and target_line_of_sight then
self.v_start = true
self.timer = 0
self.blinktimer = 0
self:mob_sound("fuse", nil, false)
-- stop timer if out of reach or direct line of sight
elseif self.allow_fuse_reset
and self.v_start
and (dist >= self.explosiontimer_reset_radius
or not self:line_of_sight( s, p, 2)) then
elseif self.allow_fuse_reset and self.v_start
and (dist >= self.explosiontimer_reset_radius or not target_line_of_sight) then
self.v_start = false
self.timer = 0
self.blinktimer = 0
@ -894,25 +906,20 @@ function mob_class:do_states_attack (dtime)
end
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:remove_texture_mod("^[brighten")
else
self:add_texture_mod("^[brighten")
end
self.blinkstatus = not self.blinkstatus
end
if self.timer > self.explosion_timer then
local pos = self.object:get_pos()
if mobs_griefing and not minetest.is_protected(pos, "") then