52 lines
1.5 KiB
GDScript
52 lines
1.5 KiB
GDScript
extends Node
|
|
|
|
const AGGRO_DECAY := 1.0
|
|
var aggro_table: Dictionary = {}
|
|
|
|
@onready var enemy: CharacterBody3D = get_parent()
|
|
|
|
func _ready() -> void:
|
|
EventBus.damage_dealt.connect(_on_damage_dealt)
|
|
EventBus.entity_died.connect(_on_entity_died)
|
|
|
|
func _process(delta: float) -> void:
|
|
for player in aggro_table.keys():
|
|
aggro_table[player] -= AGGRO_DECAY * delta
|
|
if aggro_table[player] <= 0:
|
|
aggro_table.erase(player)
|
|
var top_target: Node = _get_top_target()
|
|
if top_target and top_target != enemy.target:
|
|
enemy.target = top_target
|
|
if enemy.state == enemy.State.IDLE or enemy.state == enemy.State.RETURN:
|
|
enemy.state = enemy.State.CHASE
|
|
|
|
func _on_damage_dealt(attacker: Node, target: Node, amount: float) -> void:
|
|
if target != enemy:
|
|
return
|
|
var multiplier := 1.0
|
|
var player_class: Node = attacker.get_node_or_null("PlayerClass")
|
|
if player_class and player_class.current_class == 0:
|
|
multiplier = 2.0
|
|
add_aggro(attacker, amount * multiplier)
|
|
|
|
func _on_entity_died(entity: Node) -> void:
|
|
aggro_table.erase(entity)
|
|
|
|
func add_aggro(player: Node, amount: float) -> void:
|
|
if player in aggro_table:
|
|
aggro_table[player] += amount
|
|
else:
|
|
aggro_table[player] = amount
|
|
|
|
func _get_top_target() -> Node:
|
|
var top: Node = null
|
|
var top_val := 0.0
|
|
for player in aggro_table:
|
|
if is_instance_valid(player) and aggro_table[player] > top_val:
|
|
top_val = aggro_table[player]
|
|
top = player
|
|
return top
|
|
|
|
func has_aggro_on(player: Node) -> bool:
|
|
return _get_top_target() == player
|