feat: 添加激光子弹功能，更新相关资源和着色器

scripts/Contents/Bullets/Diamond.gd

@@ -2,5 +2,6 @@ extends BulletBase
 class_name Diamond
 
 func ai():
-	rotation_degrees += 1
+	if Time.get_ticks_msec() - spawnInWhen < 500: # 生成的前0.5秒可以追踪
+		rotation = lerp_angle(rotation, position.angle_to_point(launcher.currentFocusedBoss.position), 0.1)
 	forward(Vector2.from_angle(rotation))

scripts/Contents/Characters/Chick.gd

@@ -3,8 +3,6 @@ class_name Chick
 
 @onready var firepot = $"%firepot"
 
-var angle = 0
-
 func _ready():
 	fields[FieldStore.Entity.MAX_HEALTH] = 1000
 	fields[FieldStore.Entity.MOVEMENT_SPEED] = 0.1
@@ -15,15 +13,20 @@ func ai():
 	if currentFocusedBoss.position.distance_to(position) < 300:
 		tryAttack(1)
 	else:
-		if tryAttack(0):
-			angle += 20
+		tryAttack(0)
 func attack(type):
 	if type == 0:
 		var weaponPos = findWeaponAnchor("normal")
-		BulletBase.generate(preload("res://components/Bullets/Diamond.tscn"), self, weaponPos, deg_to_rad(angle))
+		BulletBase.generate(preload("res://components/Bullets/Diamond.tscn"), self, weaponPos, rotation + deg_to_rad(MathTool.randc_from([-90, 90])))
 	elif type == 1:
 		var weaponPos = findWeaponAnchor("normal")
 		var target = weaponPos.angle_to_point(currentFocusedBoss.position)
 		firepot.global_rotation = target
 		firepot.shot()
 		BulletBase.generate(preload("res://components/Bullets/FireScan.tscn"), self, weaponPos, target)
+	# elif type == 2:
+	# 	var weaponPos = findWeaponAnchor("normal")
+	# 	var target = weaponPos.angle_to_point(currentFocusedBoss.position)
+	# 	firepot.global_rotation = target
+	# 	firepot.shot()
+		BulletBase.generate(preload("res://components/Bullets/Laser.tscn"), self, weaponPos, target)

scripts/Contents/Wave.gd

@@ -13,7 +13,7 @@ static var countBoost: float = 0.1 # 每波增加的敌人数量百分比，指
 static var data: Array[Wave] = [
 	# entity, minCount, maxCount, isBoss, from, to, per
 	create(preload("res://components/Characters/Hen.tscn"), 1, 5, false, 0, INF, 1),
-	create(preload("res://components/Characters/Chick.tscn"), 0, 0, true, 8, INF, 1)
+	create(preload("res://components/Characters/Chick.tscn"), 0, 0, true, 0, INF, 1)
 ]
 
 static func create(

scripts/Statemachine/BulletBase.gd

@@ -25,7 +25,8 @@ func _process(_delta: float) -> void:
 		if position.distance_to(spawnInWhere) >= lifeDistance:
 			destroy()
 func _physics_process(_delta: float) -> void:
-	ai()
+	if is_instance_valid(launcher) and (launcher.isPlayer() or is_instance_valid(launcher.currentFocusedBoss)):
+		ai()
 
 func hit(target: Node):
 	var entity: EntityBase = EntityTool.fromHurtbox(target)

scripts/Statemachine/ItemShow.gd

@@ -8,6 +8,6 @@ class_name ItemShow
 @onready var avatarTexture: TextureRect = $"%avatar"
 @onready var countLabel: Label = $"%count"
 
-func _ready():
+func _physics_process(_delta):
 	avatarTexture.texture = ItemStore.getTexture(type)
 	countLabel.text = str(count)

scripts/Tools/MathTool.gd

@@ -6,4 +6,6 @@ static func randv2_range(offset: float):
 	return Vector2(
 		randf_range(-offset, offset),
 		randf_range(-offset, offset)
-	)
+	)
+static func randc_from(array: Array):
+	return array[randi() % array.size()]