*bomb

1 files changed, 16 insertions, 0 deletions

diff --git a/AlienSurvival/Assets/Test/Scripts/TestMathHelper.cs b/AlienSurvival/Assets/Test/Scripts/TestMathHelper.cs
new file mode 100644
index 0000000..e2ca833
--- /dev/null
+++ b/AlienSurvival/Assets/Test/Scripts/TestMathHelper.cs
@@ -0,0 +1,16 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class TestMathHelper : MonoBehaviour
+{
+
+	public static Vector2 Rotate(Vector2 v, float delta)
+	{
+		return new Vector2(
+			v.x * Mathf.Cos(delta) - v.y * Mathf.Sin(delta),
+			v.x * Mathf.Sin(delta) + v.y * Mathf.Cos(delta)
+		);
+	}
+
+}
\ No newline at end of file