riversong code showcase

Source/Riversong/Game/Vfx/AutoDestroyVfx.cs

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+using UnityEngine;
+using UnityEngine.VFX;
+
+namespace DanieleMarotta.RiversongCodeShowcase
+{
+    [RequireComponent(typeof(VisualEffect))]
+    public class AutoDestroyVfx : MonoBehaviour
+    {
+        private const float DestroyDelayWhenNoParticles = 1;
+
+        private VisualEffect _vfx;
+
+        private bool _emittedOnce;
+
+        private float _timer;
+
+        private void Awake()
+        {
+            _vfx = GetComponent<VisualEffect>();
+        }
+
+        private void Update()
+        {
+            if (!_vfx) return;
+
+            _emittedOnce |= _vfx.aliveParticleCount > 0;
+            if (!_emittedOnce) return;
+
+            if (_vfx.aliveParticleCount > 0)
+            {
+                _timer = 0;
+                return;
+            }
+
+            _timer += Time.unscaledDeltaTime;
+
+            if (_timer >= DestroyDelayWhenNoParticles) Destroy(gameObject);
+        }
+    }
+}