feat(武器系统): 添加单发武器功能并调整子弹参数

- 在武器结构中新增oneShoot属性用于支持单发武器
- 修改Tree武器的cooldown为0并设置为单发模式
- 调整Parrier子弹的动画轨迹参数
- 更新Rooster角色的武器发射逻辑以支持单发武器

components/Bullets/Parrier.tscn

@@ -97,7 +97,7 @@ tracks/3/interp = 1
 tracks/3/loop_wrap = true
 tracks/3/keys = {
 "handle_modes": PackedInt32Array(2, 2),
-"points": PackedFloat32Array(1, 0, 0, 0.3, 0, 0, -1, 0, 0, 0),
+"points": PackedFloat32Array(1, 0, 0, 0.1, 0, 0, -1, 0, 0, 0),
 "times": PackedFloat32Array(0, 1)
 }
 

components/Weapons/Tree.tscn

@@ -5,4 +5,5 @@
 
 [node name="Tree" instance=ExtResource("1_0lbwr")]
 script = ExtResource("2_jsuc8")
-cooldown = 200.0
+oneShoot = true
+cooldown = 0.0

scripts/Contents/Characters/Rooster.gd

@@ -49,14 +49,21 @@ func tryLaunch(action: String, weaponIndex: int):
 	if Input.is_action_just_pressed(action):
 		if len(weapons) > weaponIndex:
 			var weapon = weapons[weaponIndex]
-			if weapon.chargable and weapon.canAttackBy(self):
+			if weapon.chargable and weapon.canAttackBy(self ):
 				chargeStartTime[weaponIndex] = Time.get_ticks_msec()
 				chargeParticle.emitting = true
 				chargeParticle.speed_scale = 1
+	if Input.is_action_just_pressed(action):
+		if len(weapons) > weaponIndex:
+			var weapon = weapons[weaponIndex]
+			if weapon.oneShoot:
+				tryAttack(weaponIndex)
 	if Input.is_action_pressed(action):
+		if len(weapons) > weaponIndex:
+			var weapon = weapons[weaponIndex]
 			if chargeStartTime.has(weaponIndex):
 				chargeParticle.speed_scale += 0.01 * self.fields.get(FieldStore.Entity.CHARGE_SPEED)
-		else:
+			elif !weapon.oneShoot:
 				tryAttack(weaponIndex)
 	if Input.is_action_just_released(action):
 		if chargeStartTime.has(weaponIndex):

scripts/Structs/Weapon.gd

@@ -9,6 +9,7 @@ class_name Weapon
 @export var soulLevel: int = 1
 @export var costBeachball: int = 500
 @export var chargable: bool = false
+@export var oneShoot: bool = false
 @export var store: Dictionary = {
 	"atk": 10
 }