diff --git a/DungeonShooting_Godot/prefab/role/Role.tscn b/DungeonShooting_Godot/prefab/role/Role.tscn
index 0b11811..8f99845 100644
--- a/DungeonShooting_Godot/prefab/role/Role.tscn
+++ b/DungeonShooting_Godot/prefab/role/Role.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=3]
+[gd_scene load_steps=9 format=3 uid="uid://cyrcv2jdgr8cf"]
 
 [ext_resource type="Script" path="res://src/framework/activity/ActivityObjectTemplate.cs" id="1_hm41b"]
 [ext_resource type="Shader" path="res://resource/material/Blend.gdshader" id="2_q6jwp"]
@@ -63,5 +63,5 @@
 shape = SubResource("RectangleShape2D_n68nu")
 
 [node name="MountPoint" type="Marker2D" parent="."]
-position = Vector2(2, -4)
+position = Vector2(4, -4)
 script = ExtResource("4")
diff --git a/DungeonShooting_Godot/prefab/weapon/Weapon.tscn b/DungeonShooting_Godot/prefab/weapon/Weapon.tscn
index 15cd7f8..f2e3b95 100644
--- a/DungeonShooting_Godot/prefab/weapon/Weapon.tscn
+++ b/DungeonShooting_Godot/prefab/weapon/Weapon.tscn
@@ -16,7 +16,7 @@
 shader_parameter/schedule = 0
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_3p5jk"]
-size = Vector2(15.6, 7)
+size = Vector2(19.5, 8.75)
 
 [sub_resource type="Animation" id="Animation_x136i"]
 length = 0.001
@@ -67,16 +67,15 @@
 [node name="AnimatedSprite" type="AnimatedSprite2D" parent="."]
 material = SubResource("ShaderMaterial_o36tv")
 position = Vector2(0.4, -2.6)
-scale = Vector2(0.8, 0.8)
 
 [node name="OriginPoint" type="Marker2D" parent="."]
-position = Vector2(-3.6, -1.1)
+position = Vector2(-3, 0)
 
 [node name="ShellPoint" type="Marker2D" parent="."]
-position = Vector2(-2.6, -2.6)
+position = Vector2(0, -2)
 
 [node name="FirePoint" type="Marker2D" parent="."]
-position = Vector2(7.4, -1.1)
+position = Vector2(10, -1)
 
 [node name="Collision" type="CollisionShape2D" parent="."]
 position = Vector2(0.6, 0.2)
diff --git a/DungeonShooting_Godot/prefab/weapon/bullet/Bullet.tscn b/DungeonShooting_Godot/prefab/weapon/bullet/Bullet.tscn
deleted file mode 100644
index e0b78f3..0000000
--- a/DungeonShooting_Godot/prefab/weapon/bullet/Bullet.tscn
+++ /dev/null
@@ -1,64 +0,0 @@
-[gd_scene load_steps=9 format=3]
-
-[ext_resource type="Script" path="res://src/framework/activity/ActivityObjectTemplate.cs" id="1_nwypj"]
-[ext_resource type="Shader" path="res://resource/material/Blend.gdshader" id="2"]
-[ext_resource type="Texture2D" uid="uid://bu0b11hiuecxy" path="res://resource/sprite/bullet/bullet.png" id="3"]
-
-
-[sub_resource type="ShaderMaterial" id="ShaderMaterial_5a4f2"]
-resource_local_to_scene = true
-shader = ExtResource("2")
-shader_parameter/blend = Color(0, 0, 0, 0.470588)
-shader_parameter/schedule = 1
-
-[sub_resource type="ShaderMaterial" id="ShaderMaterial_o0655"]
-resource_local_to_scene = true
-shader = ExtResource("2")
-shader_parameter/blend = Color(1, 1, 1, 1)
-shader_parameter/schedule = 0
-
-[sub_resource type="SpriteFrames" id="SpriteFrames_5wvmf"]
-animations = [{
-"frames": [{
-"duration": 1.0,
-"texture": ExtResource("3")
-}],
-"loop": true,
-"name": &"default",
-"speed": 5.0
-}]
-
-[sub_resource type="RectangleShape2D" id="RectangleShape2D_c0onq"]
-size = Vector2(44.72, 12)
-
-[sub_resource type="RectangleShape2D" id="RectangleShape2D_lcqb8"]
-size = Vector2(11, 4)
-
-[node name="Bullet" type="Node"]
-script = ExtResource("1_nwypj")
-collision_layer = 2
-collision_mask = 1
-
-[node name="ShadowSprite" type="Sprite2D" parent="."]
-z_index = -1
-material = SubResource("ShaderMaterial_5a4f2")
-
-[node name="AnimatedSprite" type="AnimatedSprite2D" parent="."]
-modulate = Color(1.8, 1.8, 1.8, 1)
-material = SubResource("ShaderMaterial_o0655")
-sprite_frames = SubResource("SpriteFrames_5wvmf")
-
-[node name="CollisionArea" type="Area2D" parent="."]
-visible = false
-collision_layer = 0
-collision_mask = 0
-monitorable = false
-
-[node name="CollisionShape2D" type="CollisionShape2D" parent="CollisionArea"]
-position = Vector2(2.93353, 0)
-scale = Vector2(0.226586, 0.333333)
-shape = SubResource("RectangleShape2D_c0onq")
-
-[node name="Collision" type="CollisionShape2D" parent="."]
-position = Vector2(2.5, 0)
-shape = SubResource("RectangleShape2D_lcqb8")
diff --git a/DungeonShooting_Godot/prefab/weapon/bullet/Bullet1.tscn b/DungeonShooting_Godot/prefab/weapon/bullet/Bullet1.tscn
new file mode 100644
index 0000000..e0b78f3
--- /dev/null
+++ b/DungeonShooting_Godot/prefab/weapon/bullet/Bullet1.tscn
@@ -0,0 +1,64 @@
+[gd_scene load_steps=9 format=3]
+
+[ext_resource type="Script" path="res://src/framework/activity/ActivityObjectTemplate.cs" id="1_nwypj"]
+[ext_resource type="Shader" path="res://resource/material/Blend.gdshader" id="2"]
+[ext_resource type="Texture2D" uid="uid://bu0b11hiuecxy" path="res://resource/sprite/bullet/bullet.png" id="3"]
+
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_5a4f2"]
+resource_local_to_scene = true
+shader = ExtResource("2")
+shader_parameter/blend = Color(0, 0, 0, 0.470588)
+shader_parameter/schedule = 1
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_o0655"]
+resource_local_to_scene = true
+shader = ExtResource("2")
+shader_parameter/blend = Color(1, 1, 1, 1)
+shader_parameter/schedule = 0
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_5wvmf"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": ExtResource("3")
+}],
+"loop": true,
+"name": &"default",
+"speed": 5.0
+}]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_c0onq"]
+size = Vector2(44.72, 12)
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_lcqb8"]
+size = Vector2(11, 4)
+
+[node name="Bullet" type="Node"]
+script = ExtResource("1_nwypj")
+collision_layer = 2
+collision_mask = 1
+
+[node name="ShadowSprite" type="Sprite2D" parent="."]
+z_index = -1
+material = SubResource("ShaderMaterial_5a4f2")
+
+[node name="AnimatedSprite" type="AnimatedSprite2D" parent="."]
+modulate = Color(1.8, 1.8, 1.8, 1)
+material = SubResource("ShaderMaterial_o0655")
+sprite_frames = SubResource("SpriteFrames_5wvmf")
+
+[node name="CollisionArea" type="Area2D" parent="."]
+visible = false
+collision_layer = 0
+collision_mask = 0
+monitorable = false
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="CollisionArea"]
+position = Vector2(2.93353, 0)
+scale = Vector2(0.226586, 0.333333)
+shape = SubResource("RectangleShape2D_c0onq")
+
+[node name="Collision" type="CollisionShape2D" parent="."]
+position = Vector2(2.5, 0)
+shape = SubResource("RectangleShape2D_lcqb8")
diff --git a/DungeonShooting_Godot/prefab/weapon/bullet/Bullet2.tscn b/DungeonShooting_Godot/prefab/weapon/bullet/Bullet2.tscn
new file mode 100644
index 0000000..66f2c73
--- /dev/null
+++ b/DungeonShooting_Godot/prefab/weapon/bullet/Bullet2.tscn
@@ -0,0 +1,62 @@
+[gd_scene load_steps=9 format=3 uid="uid://bqkj0rn72ppge"]
+
+[ext_resource type="Script" path="res://src/framework/activity/ActivityObjectTemplate.cs" id="1_nwypj"]
+[ext_resource type="Shader" path="res://resource/material/Blend.gdshader" id="2"]
+[ext_resource type="Texture2D" uid="uid://ctsvj4y1t538u" path="res://resource/sprite/bullet/bullet3.png" id="3_l53o1"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_5a4f2"]
+resource_local_to_scene = true
+shader = ExtResource("2")
+shader_parameter/blend = Color(0, 0, 0, 0.470588)
+shader_parameter/schedule = 1
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_o0655"]
+resource_local_to_scene = true
+shader = ExtResource("2")
+shader_parameter/blend = Color(1, 1, 1, 1)
+shader_parameter/schedule = 0
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_5wvmf"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": ExtResource("3_l53o1")
+}],
+"loop": true,
+"name": &"default",
+"speed": 5.0
+}]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_c0onq"]
+size = Vector2(44.72, 12)
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_e2yn3"]
+radius = 3.0
+
+[node name="Bullet" type="Node"]
+script = ExtResource("1_nwypj")
+collision_layer = 2
+collision_mask = 1
+
+[node name="ShadowSprite" type="Sprite2D" parent="."]
+z_index = -1
+material = SubResource("ShaderMaterial_5a4f2")
+
+[node name="AnimatedSprite" type="AnimatedSprite2D" parent="."]
+modulate = Color(1.8, 1.8, 1.8, 1)
+material = SubResource("ShaderMaterial_o0655")
+sprite_frames = SubResource("SpriteFrames_5wvmf")
+
+[node name="CollisionArea" type="Area2D" parent="."]
+visible = false
+collision_layer = 0
+collision_mask = 0
+monitorable = false
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="CollisionArea"]
+position = Vector2(2.93353, 0)
+scale = Vector2(0.226586, 0.333333)
+shape = SubResource("RectangleShape2D_c0onq")
+
+[node name="Collision" type="CollisionShape2D" parent="."]
+shape = SubResource("CircleShape2D_e2yn3")
diff --git a/DungeonShooting_Godot/resource/sprite/bullet/bullet3.png b/DungeonShooting_Godot/resource/sprite/bullet/bullet3.png
new file mode 100644
index 0000000..ce0577e
--- /dev/null
+++ b/DungeonShooting_Godot/resource/sprite/bullet/bullet3.png
Binary files differ
diff --git a/DungeonShooting_Godot/resource/sprite/bullet/bullet3.png.import b/DungeonShooting_Godot/resource/sprite/bullet/bullet3.png.import
new file mode 100644
index 0000000..765caff
--- /dev/null
+++ b/DungeonShooting_Godot/resource/sprite/bullet/bullet3.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://ctsvj4y1t538u"
+path="res://.godot/imported/bullet3.png-da66182a32c8e83b9b95206d8e836cf2.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://resource/sprite/bullet/bullet3.png"
+dest_files=["res://.godot/imported/bullet3.png-da66182a32c8e83b9b95206d8e836cf2.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/DungeonShooting_Godot/src/framework/activity/CheckInteractiveResult.cs b/DungeonShooting_Godot/src/framework/activity/CheckInteractiveResult.cs
new file mode 100644
index 0000000..eb8676b
--- /dev/null
+++ b/DungeonShooting_Godot/src/framework/activity/CheckInteractiveResult.cs
@@ -0,0 +1,28 @@
+
+/// <summary>
+/// 检测互动返回的数据集
+/// </summary>
+public class CheckInteractiveResult
+{
+    /// <summary>
+    /// 互动物体
+    /// </summary>
+    public ActivityObject Target;
+    /// <summary>
+    /// 是否可以互动
+    /// </summary>
+    public bool CanInteractive;
+    /// <summary>
+    /// 互动提示信息
+    /// </summary>
+    public string Message;
+    /// <summary>
+    /// 互动提示显示的图标
+    /// </summary>
+    public string ShowIcon;
+
+    public CheckInteractiveResult(ActivityObject target)
+    {
+        Target = target;
+    }
+}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/framework/generator/ResourcePathGenerator.cs b/DungeonShooting_Godot/src/framework/generator/ResourcePathGenerator.cs
index e60e60c..b313c36 100644
--- a/DungeonShooting_Godot/src/framework/generator/ResourcePathGenerator.cs
+++ b/DungeonShooting_Godot/src/framework/generator/ResourcePathGenerator.cs
@@ -94,10 +94,6 @@
                 GD.Print("扫描排除路径: " + path);
                 return;
             }
-            else
-            {
-                GD.Print("path: " + path);
-            }
         }
 
         var fileInfos = directoryInfos.GetFiles();
diff --git a/DungeonShooting_Godot/src/game/item/CheckInteractiveResult.cs b/DungeonShooting_Godot/src/game/item/CheckInteractiveResult.cs
deleted file mode 100644
index eb8676b..0000000
--- a/DungeonShooting_Godot/src/game/item/CheckInteractiveResult.cs
+++ /dev/null
@@ -1,28 +0,0 @@
-
-/// <summary>
-/// 检测互动返回的数据集
-/// </summary>
-public class CheckInteractiveResult
-{
-    /// <summary>
-    /// 互动物体
-    /// </summary>
-    public ActivityObject Target;
-    /// <summary>
-    /// 是否可以互动
-    /// </summary>
-    public bool CanInteractive;
-    /// <summary>
-    /// 互动提示信息
-    /// </summary>
-    public string Message;
-    /// <summary>
-    /// 互动提示显示的图标
-    /// </summary>
-    public string ShowIcon;
-
-    public CheckInteractiveResult(ActivityObject target)
-    {
-        Target = target;
-    }
-}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/item/bullet/Bullet.cs b/DungeonShooting_Godot/src/game/item/bullet/Bullet.cs
new file mode 100644
index 0000000..f015411
--- /dev/null
+++ b/DungeonShooting_Godot/src/game/item/bullet/Bullet.cs
@@ -0,0 +1,97 @@
+using Godot;
+
+/// <summary>
+/// 子弹类
+/// </summary>
+[RegisterActivity(ActivityIdPrefix.Bullet + "0001", ResourcePath.prefab_weapon_bullet_Bullet1_tscn)]
+[RegisterActivity(ActivityIdPrefix.Bullet + "0002", ResourcePath.prefab_weapon_bullet_Bullet2_tscn)]
+public partial class Bullet : ActivityObject
+{
+    /// <summary>
+    /// 碰撞区域
+    /// </summary>
+    public Area2D CollisionArea { get; private set; }
+
+    /// <summary>
+    /// 发射该子弹的武器
+    /// </summary>
+    public Weapon Weapon { get; private set; }
+
+    // 最大飞行距离
+    private float MaxDistance;
+
+    // 子弹飞行速度
+    private float FlySpeed;
+
+    //当前子弹已经飞行的距离
+    private float CurrFlyDistance = 0;
+
+    public void Init(Weapon weapon, float speed, float maxDistance, Vector2 position, float rotation, uint targetLayer)
+    {
+        Weapon = weapon;
+        CollisionArea = GetNode<Area2D>("CollisionArea");
+        CollisionArea.CollisionMask = targetLayer;
+        CollisionArea.AreaEntered += OnArea2dEntered;
+        
+        //只有玩家使用该武器才能获得正常速度的子弹
+        if (weapon.Master is Player)
+        {
+            FlySpeed = speed;
+        }
+        else
+        {
+            FlySpeed = speed * weapon.Attribute.AiBulletSpeedScale;
+        }
+        MaxDistance = maxDistance;
+        Position = position;
+        Rotation = rotation;
+        ShadowOffset = new Vector2(0, 5);
+
+        BasisVelocity = new Vector2(FlySpeed, 0).Rotated(Rotation);
+    }
+
+    protected override void PhysicsProcessOver(float delta)
+    {
+        //移动
+        var lastSlideCollision = GetLastSlideCollision();
+        //撞到墙
+        if (lastSlideCollision != null)
+        {
+            //创建粒子特效
+            var packedScene = ResourceManager.Load<PackedScene>(ResourcePath.prefab_effect_BulletSmoke_tscn);
+            var smoke = packedScene.Instantiate<GpuParticles2D>();
+            smoke.GlobalPosition = lastSlideCollision.GetPosition();
+            smoke.GlobalRotation = lastSlideCollision.GetNormal().Angle();
+            smoke.AddToActivityRoot(RoomLayerEnum.YSortLayer);
+
+            Destroy();
+            return;
+        }
+        //距离太大, 自动销毁
+        CurrFlyDistance += FlySpeed * delta;
+        if (CurrFlyDistance >= MaxDistance)
+        {
+            var packedScene = ResourceManager.Load<PackedScene>(ResourcePath.prefab_effect_BulletDisappear_tscn);
+            var node = packedScene.Instantiate<Node2D>();
+            node.GlobalPosition = GlobalPosition;
+            node.AddToActivityRoot(RoomLayerEnum.YSortLayer);
+            
+            Destroy();
+        }
+    }
+
+    private void OnArea2dEntered(Area2D other)
+    {
+        var role = other.AsActivityObject<Role>();
+        if (role != null)
+        {
+            var packedScene = ResourceManager.Load<PackedScene>(ResourcePath.prefab_effect_BulletDisappear_tscn);
+            var node = packedScene.Instantiate<Node2D>();
+            node.GlobalPosition = GlobalPosition;
+            node.AddToActivityRoot(RoomLayerEnum.YSortLayer);
+            
+            role.CallDeferred(nameof(Role.Hurt), 4, Rotation);
+            Destroy();
+        }
+    }
+}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/item/bullet/BulletAttribute.cs b/DungeonShooting_Godot/src/game/item/bullet/BulletAttribute.cs
new file mode 100644
index 0000000..aa30af1
--- /dev/null
+++ b/DungeonShooting_Godot/src/game/item/bullet/BulletAttribute.cs
@@ -0,0 +1,5 @@
+
+public class BulletAttribute
+{
+    
+}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/item/bullet/RegisterBullet.cs b/DungeonShooting_Godot/src/game/item/bullet/RegisterBullet.cs
new file mode 100644
index 0000000..7357cad
--- /dev/null
+++ b/DungeonShooting_Godot/src/game/item/bullet/RegisterBullet.cs
@@ -0,0 +1,7 @@
+
+public class RegisterBullet : RegisterActivity
+{
+    public RegisterBullet(string itemId, string prefabPath) : base(itemId, prefabPath)
+    {
+    }
+}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/item/shell/ShellCase.cs b/DungeonShooting_Godot/src/game/item/shell/ShellCase.cs
new file mode 100644
index 0000000..1966222
--- /dev/null
+++ b/DungeonShooting_Godot/src/game/item/shell/ShellCase.cs
@@ -0,0 +1,22 @@
+
+using Godot;
+
+/// <summary>
+/// 弹壳类
+/// </summary>
+[RegisterActivity(ActivityIdPrefix.Shell + "0001", ResourcePath.prefab_weapon_shell_ShellCase_tscn)]
+public partial class ShellCase : ActivityObject
+{
+    public override void OnInit()
+    {
+        base.OnInit();
+        ShadowOffset = new Vector2(0, 1);
+        ThrowCollisionSize = new Vector2(5, 5);
+    }
+
+    protected override void OnThrowOver()
+    {
+        EnableBehavior = false;
+        Collision.QueueFree();
+    }
+}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/item/weapon/WeaponAttribute.cs b/DungeonShooting_Godot/src/game/item/weapon/WeaponAttribute.cs
index a37809a..0b65411 100644
--- a/DungeonShooting_Godot/src/game/item/weapon/WeaponAttribute.cs
+++ b/DungeonShooting_Godot/src/game/item/weapon/WeaponAttribute.cs
@@ -166,6 +166,10 @@
     /// 开火后武器口角度恢复速度倍数
     /// </summary>
     public float UpliftAngleRestore = 1f;
+    /// <summary>
+    /// 默认射出的子弹
+    /// </summary>
+    public string BulletId = ActivityIdPrefix.Bullet + "0001";
 
     /// <summary>
     /// 克隆一份新的属性配置
@@ -225,6 +229,7 @@
         attr.DefaultAngle = DefaultAngle;
         attr.UpliftAngleRestore = UpliftAngleRestore;
         attr.AiTargetLockingTime = AiTargetLockingTime;
+        attr.BulletId = BulletId;
         return attr;
     }
 
diff --git a/DungeonShooting_Godot/src/game/item/weapon/bullet/Bullet.cs b/DungeonShooting_Godot/src/game/item/weapon/bullet/Bullet.cs
deleted file mode 100644
index f165172..0000000
--- a/DungeonShooting_Godot/src/game/item/weapon/bullet/Bullet.cs
+++ /dev/null
@@ -1,96 +0,0 @@
-using Godot;
-
-/// <summary>
-/// 子弹类
-/// </summary>
-[RegisterActivity(ActivityIdPrefix.Bullet + "0001", ResourcePath.prefab_weapon_bullet_Bullet_tscn)]
-public partial class Bullet : ActivityObject
-{
-    /// <summary>
-    /// 碰撞区域
-    /// </summary>
-    public Area2D CollisionArea { get; private set; }
-
-    /// <summary>
-    /// 发射该子弹的武器
-    /// </summary>
-    public Weapon Weapon { get; private set; }
-
-    // 最大飞行距离
-    private float MaxDistance;
-
-    // 子弹飞行速度
-    private float FlySpeed;
-
-    //当前子弹已经飞行的距离
-    private float CurrFlyDistance = 0;
-
-    public void Init(Weapon weapon, float speed, float maxDistance, Vector2 position, float rotation, uint targetLayer)
-    {
-        Weapon = weapon;
-        CollisionArea = GetNode<Area2D>("CollisionArea");
-        CollisionArea.CollisionMask = targetLayer;
-        CollisionArea.AreaEntered += OnArea2dEntered;
-        
-        //只有玩家使用该武器才能获得正常速度的子弹
-        if (weapon.Master is Player)
-        {
-            FlySpeed = speed;
-        }
-        else
-        {
-            FlySpeed = speed * weapon.Attribute.AiBulletSpeedScale;
-        }
-        MaxDistance = maxDistance;
-        Position = position;
-        Rotation = rotation;
-        ShadowOffset = new Vector2(0, 5);
-
-        BasisVelocity = new Vector2(FlySpeed, 0).Rotated(Rotation);
-    }
-
-    protected override void PhysicsProcessOver(float delta)
-    {
-        //移动
-        var lastSlideCollision = GetLastSlideCollision();
-        //撞到墙
-        if (lastSlideCollision != null)
-        {
-            //创建粒子特效
-            var packedScene = ResourceManager.Load<PackedScene>(ResourcePath.prefab_effect_BulletSmoke_tscn);
-            var smoke = packedScene.Instantiate<GpuParticles2D>();
-            smoke.GlobalPosition = lastSlideCollision.GetPosition();
-            smoke.GlobalRotation = lastSlideCollision.GetNormal().Angle();
-            smoke.AddToActivityRoot(RoomLayerEnum.YSortLayer);
-
-            Destroy();
-            return;
-        }
-        //距离太大, 自动销毁
-        CurrFlyDistance += FlySpeed * delta;
-        if (CurrFlyDistance >= MaxDistance)
-        {
-            var packedScene = ResourceManager.Load<PackedScene>(ResourcePath.prefab_effect_BulletDisappear_tscn);
-            var node = packedScene.Instantiate<Node2D>();
-            node.GlobalPosition = GlobalPosition;
-            node.AddToActivityRoot(RoomLayerEnum.YSortLayer);
-            
-            Destroy();
-        }
-    }
-
-    private void OnArea2dEntered(Area2D other)
-    {
-        var role = other.AsActivityObject<Role>();
-        if (role != null)
-        {
-            var packedScene = ResourceManager.Load<PackedScene>(ResourcePath.prefab_effect_BulletDisappear_tscn);
-            var node = packedScene.Instantiate<Node2D>();
-            node.GlobalPosition = GlobalPosition;
-            node.AddToActivityRoot(RoomLayerEnum.YSortLayer);
-            
-            role.CallDeferred(nameof(Role.Hurt), 4, Rotation);
-            Destroy();
-        }
-    }
-}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/item/weapon/gun/Gun.cs b/DungeonShooting_Godot/src/game/item/weapon/gun/Gun.cs
index f7e6c32..a78e169 100644
--- a/DungeonShooting_Godot/src/game/item/weapon/gun/Gun.cs
+++ b/DungeonShooting_Godot/src/game/item/weapon/gun/Gun.cs
@@ -40,7 +40,7 @@
             //抬起角度
             UpliftAngle = 10;
             //开火位置
-            FirePosition = new Vector2(16, 2);
+            FirePosition = new Vector2(20F, 2.5F);
             
             AiUseAttribute = Clone();
             AiUseAttribute.AiTargetLockingTime = 0.5f;
@@ -88,7 +88,7 @@
             //抬起角度
             UpliftAngle = 30;
             //开火位置
-            FirePosition = new Vector2(10, 2);
+            FirePosition = new Vector2(12.5F, 2.5F);
 
             AiUseAttribute = Clone();
             AiUseAttribute.AiTargetLockingTime = 1f;
@@ -129,8 +129,7 @@
     protected override void OnShoot(float fireRotation)
     {
         //创建子弹
-        const string bulletId = ActivityIdPrefix.Bullet + "0001";
-        var bullet = ActivityObject.Create<Bullet>(bulletId);
+        var bullet = ActivityObject.Create<Bullet>(Attribute.BulletId);
         bullet.Init(
             this,
             350,
diff --git a/DungeonShooting_Godot/src/game/item/weapon/gun/Shotgun.cs b/DungeonShooting_Godot/src/game/item/weapon/gun/Shotgun.cs
index 0c66caa..f5362d2 100644
--- a/DungeonShooting_Godot/src/game/item/weapon/gun/Shotgun.cs
+++ b/DungeonShooting_Godot/src/game/item/weapon/gun/Shotgun.cs
@@ -41,7 +41,8 @@
             MaxBacklash = 6;
             MinBacklash = 5;
             //开火位置
-            FirePosition = new Vector2(18, 4);
+            FirePosition = new Vector2(22.5F, 5F);
+            BulletId = ActivityIdPrefix.Bullet + "0002";
 
             AiUseAttribute = Clone();
             AiUseAttribute.AiTargetLockingTime = 0.2f;
@@ -93,8 +94,7 @@
     protected override void OnShoot(float fireRotation)
     {
         //创建子弹
-        const string bulletId = ActivityIdPrefix.Bullet + "0001";
-        var bullet = ActivityObject.Create<Bullet>(bulletId);
+        var bullet = ActivityObject.Create<Bullet>(Attribute.BulletId);
         bullet.Init(
             this,
             Utils.RandomRangeInt(280, 380),
diff --git a/DungeonShooting_Godot/src/game/item/weapon/shell/ShellCase.cs b/DungeonShooting_Godot/src/game/item/weapon/shell/ShellCase.cs
deleted file mode 100644
index 1966222..0000000
--- a/DungeonShooting_Godot/src/game/item/weapon/shell/ShellCase.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-
-using Godot;
-
-/// <summary>
-/// 弹壳类
-/// </summary>
-[RegisterActivity(ActivityIdPrefix.Shell + "0001", ResourcePath.prefab_weapon_shell_ShellCase_tscn)]
-public partial class ShellCase : ActivityObject
-{
-    public override void OnInit()
-    {
-        base.OnInit();
-        ShadowOffset = new Vector2(0, 1);
-        ThrowCollisionSize = new Vector2(5, 5);
-    }
-
-    protected override void OnThrowOver()
-    {
-        EnableBehavior = false;
-        Collision.QueueFree();
-    }
-}
\ No newline at end of file
diff --git a/DungeonShooting_Godot/src/game/manager/ResourcePath.cs b/DungeonShooting_Godot/src/game/manager/ResourcePath.cs
index 113bc76..00bb073 100644
--- a/DungeonShooting_Godot/src/game/manager/ResourcePath.cs
+++ b/DungeonShooting_Godot/src/game/manager/ResourcePath.cs
@@ -33,7 +33,8 @@
     public const string prefab_ui_Settlement_tscn = "res://prefab/ui/Settlement.tscn";
     public const string prefab_weapon_Knife_tscn = "res://prefab/weapon/Knife.tscn";
     public const string prefab_weapon_Weapon_tscn = "res://prefab/weapon/Weapon.tscn";
-    public const string prefab_weapon_bullet_Bullet_tscn = "res://prefab/weapon/bullet/Bullet.tscn";
+    public const string prefab_weapon_bullet_Bullet1_tscn = "res://prefab/weapon/bullet/Bullet1.tscn";
+    public const string prefab_weapon_bullet_Bullet2_tscn = "res://prefab/weapon/bullet/Bullet2.tscn";
     public const string prefab_weapon_shell_ShellCase_tscn = "res://prefab/weapon/shell/ShellCase.tscn";
     public const string resource_curve_Curve1_tres = "res://resource/curve/Curve1.tres";
     public const string resource_effects_Circle_png = "res://resource/effects/Circle.png";
@@ -65,6 +66,7 @@
     public const string resource_sprite_bullet_arrow_png = "res://resource/sprite/bullet/arrow.png";
     public const string resource_sprite_bullet_bullet_png = "res://resource/sprite/bullet/bullet.png";
     public const string resource_sprite_bullet_bullet2_png = "res://resource/sprite/bullet/bullet2.png";
+    public const string resource_sprite_bullet_bullet3_png = "res://resource/sprite/bullet/bullet3.png";
     public const string resource_sprite_effect_KnifeHit1_png = "res://resource/sprite/effect/KnifeHit1.png";
     public const string resource_sprite_effect_Trajectory_png = "res://resource/sprite/effect/Trajectory.png";
     public const string resource_sprite_effect_hit_hit0_png = "res://resource/sprite/effect/hit/hit0.png";