diff --git a/Assets/Scripts/Editor/RopeEditor.cs b/Assets/Scripts/Editor/RopeEditor.cs
index 528f4239d..595601183 100644
--- a/Assets/Scripts/Editor/RopeEditor.cs
+++ b/Assets/Scripts/Editor/RopeEditor.cs
@@ -19,7 +19,7 @@ public class RopeFishLineEditor : Editor
         
         if (GUILayout.Button("打印总长度"))
         {
-            Debug.Log($"总长度={_target.GetCurrentLength()}  目标长度={_target.GetTargetLength()}");
+            Debug.Log($"总长度={_target.GetCurrentLength()}  目标长度={_target.GetTargetLength()} smoot={_target.GetLengthSmoothVel()} relLen={_target.GetLengthByPoints()}");
         }
         // serializedObject.Update();
         // EditorGUILayout.PropertyField(lookAtPoint);
diff --git a/Assets/Scripts/Fishing/Rope/Rope.cs b/Assets/Scripts/Fishing/Rope/Rope.cs
index d7a2f5bd6..61611aee7 100644
--- a/Assets/Scripts/Fishing/Rope/Rope.cs
+++ b/Assets/Scripts/Fishing/Rope/Rope.cs
@@ -235,6 +235,27 @@ public class Rope : MonoBehaviour
     public void SetTargetLength(float lengthMeters) => _targetLength = Mathf.Max(0f, lengthMeters);
     public float GetCurrentLength() => _currentLength;
     public float GetTargetLength() => _targetLength;
+    
+    public float GetLengthSmoothVel() => _lengthSmoothVel;
+
+    public float GetLengthByPoints()
+    {
+        if (_rPoints == null || _lineRenderer == null) return 0f;
+
+        int count = _lineRenderer.positionCount;
+        if (count < 2) return 0f;
+
+        float totalLength = 0f;
+        for (int i = 1; i < count; i++)
+        {
+            Vector3 a = _rPoints[i - 1];
+            Vector3 b = _rPoints[i];
+            totalLength += Vector3.Distance(a, b);
+        }
+
+        return totalLength;
+    }
+
 
     private void FixedUpdate()
     {
diff --git a/Assets/Scripts/Fishing/Tackle/FLine.cs b/Assets/Scripts/Fishing/Tackle/FLine.cs
index de3d18cb3..0820bea41 100644
--- a/Assets/Scripts/Fishing/Tackle/FLine.cs
+++ b/Assets/Scripts/Fishing/Tackle/FLine.cs
@@ -121,7 +121,7 @@ namespace NBF
         public void SetObiRopeStretch(float value)
         {
             Log.Error($"SetObiRopeStretch={value}");
-            fishingRope.SetTargetLength(value - 0.2f);
+            fishingRope.SetTargetLength(value);
         }
     }
 }
\ No newline at end of file