Compares Vector3 values for equality
////////////////////////////////////////////////////////////////////// // Copyright (C) 2010 by Conquera Team // Part of the Conquera Project // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. //////////////////////////////////////////////////////////////////////// using System; using System.Collections.Generic; using System.Text; using Microsoft.Xna.Framework; namespace Ale.Tools { /// <summary> /// /// </summary> public static class AleMathUtils { public static Random Random = new Random(); /// <summary> /// Compares values for equality /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <param name="epsilon"></param> /// <returns></returns> public static bool Equals(float v1, float v2, float epsilon) { return (Math.Abs(v1 - v2) < epsilon); } /// <summary> /// Compares values for equality (epsion = 0.00001) /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <returns></returns> public static bool Equals(float v1, float v2) { return Equals(v1, v2, 0.00001f); } /// <summary> /// Compares values for equality /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <param name="epsilon"></param> /// <returns></returns> public static bool Equals(ref Vector2 v1, ref Vector2 v2, float epsilon) { return (Equals(v1.X, v2.X, epsilon) && Equals(v1.Y, v2.Y, epsilon)); } /// <summary> /// Compares values for equality (epsion = 0.00001) /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <returns></returns> public static bool Equals(ref Vector2 v1, ref Vector2 v2) { return Equals(ref v1, ref v2, 0.00001f); } /// <summary> /// Compares values for equality /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <param name="epsilon"></param> /// <returns></returns> public static bool Equals(Vector2 v1, Vector2 v2, float epsilon) { return Equals(ref v1, ref v2, epsilon); } /// <summary> /// Compares values for equality (epsion = 0.00001) /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <returns></returns> public static bool Equals(Vector2 v1, Vector2 v2) { return Equals(ref v1, ref v2, 0.00001f); } /// <summary> /// Compares values for equality /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <param name="epsilon"></param> /// <returns></returns> public static bool Equals(ref Vector3 v1, ref Vector3 v2, float epsilon) { return (Equals(v1.X, v2.X, epsilon) && Equals(v1.Y, v2.Y, epsilon) && Equals(v1.Z, v2.Z, epsilon)); } /// <summary> /// Compares values for equality (epsion = 0.00001) /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <returns></returns> public static bool Equals(ref Vector3 v1, ref Vector3 v2) { return Equals(ref v1, ref v2, 0.00001f); } /// <summary> /// Compares values for equality /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <param name="epsilon"></param> /// <returns></returns> public static bool Equals(Vector3 v1, Vector3 v2, float epsilon) { return Equals(ref v1, ref v2, epsilon); } /// <summary> /// Compares values for equality (epsion = 0.00001) /// </summary> /// <param name="v1"></param> /// <param name="v2"></param> /// <returns></returns> public static bool Equals(Vector3 v1, Vector3 v2) { return Equals(ref v1, ref v2, 0.00001f); } } }