一些设置调整；进入骑行时请texture

Assets/Scripts/UI/Prefab/MapList/MapItem.cs

@@ -140,6 +140,11 @@ public class MapItem : MonoBehaviour, IPointerExitHandler, IPointerEnterHandler,
             App.MainSceneParam["Name"] = "MapListPanel";
         }
         SceneManager.LoadScene("Ride");
+        foreach (var item in Utils.propTextureCache)
+        {
+            DestroyImmediate(item.Value);
+        }
+        Utils.propTextureCache.Clear();
     }
 
     private void Info()