diff --git a/Assets/Scripts/Main/EffectObj/RoleFastShadow.cs b/Assets/Scripts/Main/EffectObj/RoleFastShadow.cs
index 3c41aa8..875d40e 100644
--- a/Assets/Scripts/Main/EffectObj/RoleFastShadow.cs
+++ b/Assets/Scripts/Main/EffectObj/RoleFastShadow.cs
@@ -28,6 +28,9 @@ public class RoleFastShadow : MonoBehaviour
 
     public int CurrPlayIndex = -1;
     public float NextPlayTime = 0;
+    public float SnapStepStartTime = 0;
+    public Vector3 SnapStepStartPos = Vector3.zero;
+    public Vector3 NextPos = Vector3.zero;
     public bool bCanPlay = false;
     public float StartPlayTime;
 
@@ -110,12 +113,22 @@ public class RoleFastShadow : MonoBehaviour
             StartPlayTime = 0;
             CurrPlayIndex = -1;
             NextPlayTime = 0;
-            StartPlayTime = Time.time;
+            StartPlayTime = Time.time; 
+            NextPos = Vector3.zero;
         }
     }
 
     public void Update()
     {
+        if (NextPos != Vector3.zero)
+        {
+            if (NextPlayTime - SnapStepStartTime <= 0)//避免分母为0
+                return;
+
+            Vector3 stepPr = ( (NextPos - SnapStepStartPos) * (Time.time - SnapStepStartTime) / (NextPlayTime - SnapStepStartTime) );
+            transform.position = SnapStepStartPos + stepPr + offset;
+        }
+
         //未到达播放下一帧的事件
         if (!bCanPlay || Time.time < NextPlayTime)
             return;
@@ -129,6 +142,8 @@ public class RoleFastShadow : MonoBehaviour
         mSpriteRenderer.sprite = snap.mSprite;
         mBridgeTransfrom.localEulerAngles = snap.BridgeDir;
         transform.position = snap.Pos + offset;
+        SnapStepStartPos = transform.position;
+        SnapStepStartTime = Time.time;
 
         //没有后续帧了
         if (KeyHistory.Count < CurrPlayIndex + 2)
@@ -139,6 +154,7 @@ public class RoleFastShadow : MonoBehaviour
         else//后续帧
         {
             NextPlayTime = StartPlayTime + KeyHistory[CurrPlayIndex + 1].time;
+            NextPos = KeyHistory[CurrPlayIndex + 1].Pos;
         }
     }