refactor

Runtime/Engine/Code/Extensions/Vector3Ex.cs

@@ -32,5 +32,12 @@ namespace RebootKit.Engine.Extensions {
         public static bool IsNonZero(this float3 vec, float epsilon = float.Epsilon) {
             return !vec.IsZero(epsilon);
         }
+        
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static bool IsInRange(this float3 vec, float3 pos, float range) {
+            float dstSquared = math.distancesq(vec, pos);
+            float rangeSquared = range * range;
+            return dstSquared <= rangeSquared;
+        }
     }
 }