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Assets/Mirror/Examples/TopDownShooter/Scripts/RespawnPortal.cs

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+using System.Collections;
+using UnityEngine;
+
+namespace Mirror.Examples.TopDownShooter
+{
+    public class RespawnPortal : MonoBehaviour
+    {
+        public float rotationSpeed = 360f; // Degrees per second
+        public float shrinkDuration = 1f;  // Time in seconds to shrink to zero
+        public AudioSource soundEffect;
+
+        private Vector3 originalScale;
+        private float shrinkTimer;
+
+#if !UNITY_SERVER
+        void Awake()
+        {
+            // Store the original setup
+            originalScale = transform.localScale;
+            shrinkTimer = shrinkDuration;
+        }
+
+        void OnEnable()
+        {
+            // By using OnEnable, it shortcuts the function to be called automatically when gameobject is SetActive false/true.
+            // Here we reset variables, and then call the Portal respawn effect
+            transform.localScale = originalScale;
+            shrinkTimer = shrinkDuration;
+
+            StartCoroutine(StartEffect());
+        }
+
+        IEnumerator StartEffect()
+        {
+            soundEffect.Play();
+            while (shrinkTimer > 0)
+            {
+                transform.Rotate(Vector3.up, rotationSpeed * Time.deltaTime);
+
+                if (shrinkTimer > 0)
+                {
+                    shrinkTimer -= Time.deltaTime;
+                    float scale = Mathf.Clamp01(shrinkTimer / shrinkDuration);
+                    transform.localScale = originalScale * scale;
+
+                    yield return new WaitForEndOfFrame();
+                }
+            }
+        }
+#endif
+    }
+}