Adding RoundTo extension

Author: ElasticSea

Scripts/Extensions/FloatExtensions.cs

@@ -0,0 +1,12 @@
+using UnityEngine;
+
+namespace ElasticSea.Framework.Extensions
+{
+    public static class FloatExtensions
+    {
+        public static float RoundTo(this float value, float roundTo)
+        {
+            return (float)(Mathf.RoundToInt((value) / roundTo) * (double)roundTo);
+        }
+    }
+}

Scripts/Extensions/FloatExtensions.cs.meta

@@ -176,6 +176,20 @@ public static float Snap(this float value, float roundTo, float precision = floa
 			var rounded = (float)(Mathf.RoundToInt((value + offset) / roundTo) * (decimal)roundTo) - offset;
 			return Mathf.Abs(rounded - value) < precision ? rounded : value;
 		}
+		
+		public static Vector3 RoundTo(this Vector3 vector, float x, float y, float z)
+		{
+			return vector.RoundTo(new Vector3(x, y, z));
+		}
+		
+		public static Vector3 RoundTo(this Vector3 vector, Vector3 roundTo)
+		{
+			var x = vector.x.RoundTo(roundTo.x);
+			var y = vector.y.RoundTo(roundTo.y);
+			var z = vector.z.RoundTo(roundTo.z);
+			
+			return new Vector3(x, y, z);
+		}
 
 		public static Vector3 GetClosestPointOnLine(this Vector3 point, Vector3 a, Vector3 b)
 		{

Scripts/Extensions/VectorExtensions.cs

@@ -0,0 +1,21 @@
+using NUnit.Framework;
+using ElasticSea.Framework.Extensions;
+using Assert = UnityEngine.Assertions.Assert;
+
+namespace ElasticSea.Framework.Tests.Extensions
+{
+    public class FloatExtensionsTests
+    {
+        [TestCase(-0.06f, 0.02f, -0.06f)]
+        [TestCase(-0.058f, 0.02f, -0.06f)]
+        [TestCase(-0.062f, 0.02f, -0.06f)]
+        public void TestApprox2(float input, float roundTo, float expected)
+        {
+            TestContext.AddFormatter<float>(val => ((float)val).ToString("F6"));
+            
+            var output = input.RoundTo(roundTo);
+            
+            Assert.AreEqual(expected, output);
+        }
+    }
+}