50 lines
1.7 KiB
GDScript
50 lines
1.7 KiB
GDScript
extends BTPlayer
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class_name EnemyAI
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const ROAM_DISTANCE: float = 10.0
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const DISTANCE_TO_PLAYER: float = 10.0
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@export var character: Enemy
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@export_category("Sprite")
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@export var sprite:Sprite3D;
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@export var idleTexture: Texture2D;
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@export var aggressiveTexture: Texture2D;
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@export_category("Agents")
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@export var agent: NavigationAgent3D;
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@export var animationTree: AnimationTree;
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@export_category("Firing")
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@export var MuzzleFlash: PackedScene
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@export var Origin: Node3D
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var aggressive = false
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func _physics_process(_delta: float) -> void:
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self.blackboard.set_var('PlayerDistance', character.global_position.distance_to(Player.Instance.global_position))
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self.blackboard.set_var('LookingAngleToPlayer', (-character.global_basis.z).dot((character.global_position - Player.Instance.global_position).normalized()))
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func setAggressive(value: bool) -> void:
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if not aggressive && value:
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agent.target_position = character.global_position;
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sprite.texture = aggressiveTexture if value else idleTexture
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aggressive = value
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func roam() -> void:
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var targetPosition = character.global_position + (Vector3(randf_range(-1, 1), randf_range(-1, 1), randf_range(-1,1)).normalized() * randf_range(0, ROAM_DISTANCE))
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agent.target_position = targetPosition
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func moveToPlayer() -> void:
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var toPlayerDirection = Player.Instance.global_position - character.global_position
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agent.target_position = Player.Instance.global_position + toPlayerDirection.normalized() * -DISTANCE_TO_PLAYER
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func Fire() -> void:
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self.animationTree['parameters/playback'].travel('Fire')
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var instance = MuzzleFlash.instantiate(PackedScene.GEN_EDIT_STATE_INSTANCE)
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Origin.add_child(instance)
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character.fireWeapon()
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