55 lines
1.6 KiB
C#
55 lines
1.6 KiB
C#
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using UnityEngine;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine.UI;
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namespace MoreMountains.Tools
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{
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/// <summary>
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/// Vector2 extensions
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/// </summary>
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public static class MMVector2Extensions
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{
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/// <summary>
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/// Rotates a vector2 by angleInDegrees
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/// </summary>
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/// <param name="vector"></param>
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/// <param name="angleInDegrees"></param>
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/// <returns></returns>
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public static Vector2 MMRotate(this Vector2 vector, float angleInDegrees)
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{
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float sin = Mathf.Sin(angleInDegrees * Mathf.Deg2Rad);
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float cos = Mathf.Cos(angleInDegrees * Mathf.Deg2Rad);
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float tx = vector.x;
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float ty = vector.y;
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vector.x = (cos * tx) - (sin * ty);
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vector.y = (sin * tx) + (cos * ty);
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return vector;
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}
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/// <summary>
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/// Sets the X part of a Vector2
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/// </summary>
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/// <param name="vector"></param>
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/// <param name="newValue"></param>
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/// <returns></returns>
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public static Vector2 MMSetX(this Vector2 vector, float newValue)
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{
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vector.x = newValue;
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return vector;
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}
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/// <summary>
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/// Sets the Y part of a Vector2
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/// </summary>
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/// <param name="vector"></param>
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/// <param name="newValue"></param>
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/// <returns></returns>
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public static Vector2 MMSetY(this Vector2 vector, float newValue)
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{
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vector.y = newValue;
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return vector;
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}
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}
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}
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