add：添加中控控制脚本

Assets/_Zombie/Scripts/GameManager.cs

@@ -117,7 +117,9 @@ public class GameManager : NetworkBehaviour
     [SyncVar]
     public long vistEnd = 0;
     // 总游玩时长
-    private int vistAllTime = (int)(60 * 15);
+    public int vistAllTime = (int)(60 * 15);
+
+    public float curGameTime = 0;
     [SyncVar]
     public string settleData = "";
 
@@ -162,6 +164,15 @@ public class GameManager : NetworkBehaviour
     {
         // 更新指引箭头位置
         UpdateGuideArrowPosition();
+        if (gameState == GameState.Playing)
+        {
+            curGameTime+=Time.deltaTime;
+        }
+    }
+
+    public int GetNowTime()
+    {
+        return Mathf.RoundToInt(curGameTime);
     }
 
     /// <summary>