First commit

Runtime/TimeSince.cs

@@ -0,0 +1,36 @@
+// https://garry.tv/timesince
+
+//TimeSince ts;
+
+//void Start()
+//{
+//    ts = 0;
+//}
+
+//void Update()
+//{
+//    if (ts > 10)
+//    {
+//        DoSomethingAfterTenSeconds();
+//    }
+//}
+
+using UnityEngine;
+
+namespace Agoxandr.Utils
+{
+    public struct TimeSince
+    {
+        private float time;
+
+        public static implicit operator float(TimeSince ts)
+        {
+            return Time.time - ts.time;
+        }
+
+        public static implicit operator TimeSince(float ts)
+        {
+            return new TimeSince { time = Time.time - ts };
+        }
+    }
+}