diff --git a/Assets/Models/PoseTransform.cs b/Assets/Models/PoseTransform.cs
index 877e33c..318ffd6 100644
--- a/Assets/Models/PoseTransform.cs
+++ b/Assets/Models/PoseTransform.cs
@@ -70,6 +70,25 @@ public static void CalculateRotation(ref PoseTransform poseTransform, PoseLandma
             
         }
 
+        public static Vector3 operator +(PoseTransform a) => a.ResultPosition;
+
+        public static Vector3 operator -(PoseTransform a) => -a.ResultPosition;
+
+        public static Vector3 operator +(PoseTransform a, PoseTransform b) => 
+            a.ResultPosition + b.ResultPosition;
+
+        public static Vector3 operator -(PoseTransform a, PoseTransform b) =>
+            a.ResultPosition - b.ResultPosition;
+
+        public static Vector3 operator *(PoseTransform a, int b) =>
+            a.ResultPosition * b;
+
+        public static Vector3 operator *(int a, PoseTransform b) =>
+            a * b.ResultPosition;
+
+        public static Vector3 operator /(PoseTransform a, int b) =>
+            a.ResultPosition / b;
+
         /// <summary>
         /// 获得同相关捕捉点关联的骨骼
         /// </summary>