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61 lines
1.7 KiB
GDScript
61 lines
1.7 KiB
GDScript
extends Node3D
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class_name AI
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@onready var character: Character = (get_owner() as Character)
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@onready var status: Status = (%Status as Status)
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@onready var btPlayer: BTPlayer = (%BTPlayer as BTPlayer)
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var is_init: bool = false
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func _process(delta) -> void:
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if not is_init:
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init()
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else:
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process(delta)
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func init() -> void:
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if not status.cfg:
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return
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is_init = true
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var behavior_tree_res: BehaviorTree = status.cfg.get_ai()
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if not behavior_tree_res:
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print("未配置AI", character.cfg().get_res_name())
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Global.character_mgr.destroy_character(character.id())
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return
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btPlayer.behavior_tree = behavior_tree_res
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on_init()
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func process(delta) -> void:
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if not status.ai_is_alert:
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if status.cfg.ai:
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var player: Character = Global.character_mgr.get_player()
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var dir: Vector2 = player.pos2D() - character.pos2D()
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var dist: float = dir.length()
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var can_see: bool = character.get_face_dir().angle_to(dir) < PI / 2
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var alert_range: float = status.cfg.ai.alert_range if can_see else status.cfg.ai.alert_range_back
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var alert_speed: float = status.cfg.ai.alert_speed if can_see else status.cfg.ai.alert_speed_back
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if dist < alert_range:
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status.ai_alert += alert_speed * delta
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status.emit_status("ai_alert")
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if status.ai_alert >= status.ai_alert_max:
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status.ai_is_alert = true
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status.ai_alert = 0
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status.emit_status("ai_is_alert")
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status.emit_status("ai_alert")
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else:
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status.ai_alert -= status.cfg.ai.alert_recover * delta
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if status.ai_alert < 0:
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status.ai_alert = 0
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status.emit_status("ai_alert")
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else:
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status.ai_is_alert = true
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status.emit_status("ai_is_alert")
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on_process(delta)
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btPlayer.update(delta)
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func on_init() -> void: pass
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func on_process(_delta) -> void: pass
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