feat: 1. 添加charge冲锋敌人动画和攻击脚本

2. 添加shoot射击敌人攻击脚本
2026-05-20 15:18:25 +08:00
parent c4880f353c
commit 5cdcf705f4
10 changed files with 513 additions and 13 deletions
@@ -0,0 +1,54 @@
+extends Node2D
+class_name ShootingBehavior
+
+@export var enemy: Enemy
+@export var fire_pos: Marker2D
+@export var cooldown := 3.0
+@export var projectile_count := 3
+@export var arc_angle := 45.0
+@export var projectile_scene: PackedScene
+@export var projectile_speed := 1800.0
+
+var current_cooldown := 0.0
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	current_cooldown = cooldown
+	
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	if enemy == null:
+		return
+	
+	if current_cooldown > 0:
+		current_cooldown -= delta
+	else:
+		shoot()
+		current_cooldown = cooldown
+
+func shoot() -> void:
+	if not is_instance_valid(Global.player):
+		return
+	
+	enemy.can_move = false
+	
+	var direction := enemy.global_position.direction_to(Global.player.global_position)
+	
+	var start_angle := -arc_angle / 2.0
+	var angle_step := arc_angle / float(projectile_count - 1 if projectile_count > 1 else 0.0)
+	
+	for i in range(projectile_count):
+		var projectile := projectile_scene.instantiate() as Projectile
+		get_tree().root.add_child(projectile)
+		projectile.global_position = fire_pos.global_position
+		
+		var rotate_direction := direction.rotated(deg_to_rad(start_angle + angle_step * i))
+		var velocity := rotate_direction * projectile_speed
+		projectile.set_projectile(velocity, enemy.stats.damage, false, 0, enemy)
+		
+	
+	await get_tree().create_timer(1).timeout
+	enemy.can_move = true
+	
+