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1 files changed, 16 insertions, 0 deletions

diff --git a/Samples/AnimTest/Animation/MathHelper.cs b/Samples/AnimTest/Animation/MathHelper.cs
new file mode 100644
index 00000000..35a3009f
--- /dev/null
+++ b/Samples/AnimTest/Animation/MathHelper.cs
@@ -0,0 +1,16 @@
+// Copyright (c) 2019-2021  Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
+//
+// This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
+using System;
+namespace vke {
+    public static class MathHelper {
+        public const float Pi = (float)Math.PI;
+        public const float TwoPi = (float)Math.PI * 2;
+		public static float NormalizeAngle (float a) {
+			float tmp = a % MathHelper.TwoPi;
+			if (tmp < 0)
+				tmp += MathHelper.TwoPi;
+			return tmp;
+		}
+    }
+}