31 lines
745 B
C#
31 lines
745 B
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Microsoft.Xna.Framework;
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namespace Revitalize.Framework.Utilities
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{
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public static class Vector2Utilities
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{
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public static double Magnitude(this Vector2 vec)
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{
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return Math.Sqrt(Math.Pow(vec.X, 2) + Math.Pow(vec.Y, 2));
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}
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/// <summary>
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/// Returns the unit vector.
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/// </summary>
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/// <param name="vec"></param>
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/// <returns></returns>
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public static Vector2 UnitVector(this Vector2 vec)
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{
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double mag = Magnitude(vec);
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return new Vector2((float)(vec.X / mag),(float)(vec.Y / mag));
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}
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}
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}
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