单点登录不在进程内运行问题；gps取定位服务的；点击图标显示毫秒

Assets/Scripts/Utils/Utils.cs

@@ -453,8 +453,11 @@ namespace Assets.Scripts
             {
                 // convert it to byte array
                 byte[] texByte = System.Convert.FromBase64String(base64Tex);
-                Texture2D tex = new Texture2D(2, 2);
-
+#if UNITY_ANDROID || UNITY_IOS
+                Texture2D tex = new Texture2D(4, 4, TextureFormat.ASTC_RGB_4x4,false);
+#else
+                Texture2D tex = new Texture2D(4, 4, TextureFormat.DXT5,false);
+#endif
                 //load texture from byte array
                 if (tex.LoadImage(texByte))
                 {
@@ -648,5 +651,48 @@ namespace Assets.Scripts
 #endif
             }
         }
+        public static IEnumerator StartLocation(Action<LocationInfo> action = null)
+        {
+            // Check if the user has location service enabled.
+            if (!Input.location.isEnabledByUser)
+                yield break;
+
+            // Starts the location service.
+            Input.location.Start();
+
+            // Waits until the location service initializes
+            int maxWait = 20;
+            while (Input.location.status == LocationServiceStatus.Initializing && maxWait > 0)
+            {
+                yield return new WaitForSeconds(1);
+                maxWait--;
+            }
+
+            // If the service didn't initialize in 20 seconds this cancels location service use.
+            if (maxWait < 1)
+            {
+                Debug.Log("Timed out");
+                yield break;
+            }
+
+            // If the connection failed this cancels location service use.
+            if (Input.location.status == LocationServiceStatus.Failed)
+            {
+                Debug.Log("Unable to determine device location");
+                yield break;
+            }
+            else
+            {
+                // If the connection succeeded, this retrieves the device's current location and displays it in the Console window.
+                Debug.Log("Location: " + Input.location.lastData.latitude + " " + Input.location.lastData.longitude + " " + Input.location.lastData.altitude + " " + Input.location.lastData.horizontalAccuracy + " " + Input.location.lastData.timestamp);
+                if (action != null) 
+                {
+                    action.Invoke(Input.location.lastData);
+                }
+            }
+
+            // Stops the location service if there is no need to query location updates continuously.
+            Input.location.Stop();
+        }
     }
 }