mirror of
https://github.com/Memorix101/UnityXNA/
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599 lines
19 KiB
C#
599 lines
19 KiB
C#
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#region License
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/*
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MIT License
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Copyright © 2006 The Mono.Xna Team
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All rights reserved.
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Authors
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* Alan McGovern
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#endregion License
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using System;
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using System.ComponentModel;
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//using Microsoft.Xna.Framework.Design;
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using System.Text;
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using System.Runtime.InteropServices;
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namespace Microsoft.Xna.Framework
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{
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[Serializable]
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[StructLayout(LayoutKind.Sequential)]
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//[TypeConverter(typeof(Vector2Converter))]
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public struct Vector2 : IEquatable<Vector2>
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{
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#region Private Fields
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private static Vector2 zeroVector = new Vector2(0f, 0f);
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private static Vector2 unitVector = new Vector2(1f, 1f);
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private static Vector2 unitXVector = new Vector2(1f, 0f);
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private static Vector2 unitYVector = new Vector2(0f, 1f);
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#endregion Private Fields
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#region Public Fields
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public float X;
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public float Y;
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#endregion Public Fields
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#region Properties
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public static Vector2 Zero
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{
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get { return zeroVector; }
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}
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public static Vector2 One
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{
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get { return unitVector; }
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}
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public static Vector2 UnitX
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{
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get { return unitXVector; }
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}
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public static Vector2 UnitY
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{
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get { return unitYVector; }
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}
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#endregion Properties
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#region Constructors
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/// <summary>
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/// Constructor foe standard 2D vector.
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/// </summary>
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/// <param name="x">
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/// A <see cref="System.Single"/>
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/// </param>
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/// <param name="y">
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/// A <see cref="System.Single"/>
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/// </param>
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public Vector2(float x, float y)
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{
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this.X = x;
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this.Y = y;
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}
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/// <summary>
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/// Constructor for "square" vector.
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/// </summary>
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/// <param name="value">
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/// A <see cref="System.Single"/>
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/// </param>
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public Vector2(float value)
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{
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this.X = value;
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this.Y = value;
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}
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#endregion Constructors
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#region Public Methods
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public static void Reflect(ref Vector2 vector, ref Vector2 normal, out Vector2 result)
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{
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float dot = Dot(vector, normal);
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result.X = vector.X - ((2f * dot) * normal.X);
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result.Y = vector.Y - ((2f * dot) * normal.Y);
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}
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public static Vector2 Reflect(Vector2 vector, Vector2 normal)
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{
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Vector2 result;
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Reflect(ref vector, ref normal, out result);
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return result;
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}
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public static Vector2 Add(Vector2 value1, Vector2 value2)
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{
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value1.X += value2.X;
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value1.Y += value2.Y;
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return value1;
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}
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public static void Add(ref Vector2 value1, ref Vector2 value2, out Vector2 result)
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{
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result.X = value1.X + value2.X;
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result.Y = value1.Y + value2.Y;
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}
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public static Vector2 Barycentric(Vector2 value1, Vector2 value2, Vector2 value3, float amount1, float amount2)
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{
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return new Vector2(
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MathHelper.Barycentric(value1.X, value2.X, value3.X, amount1, amount2),
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MathHelper.Barycentric(value1.Y, value2.Y, value3.Y, amount1, amount2));
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}
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public static void Barycentric(ref Vector2 value1, ref Vector2 value2, ref Vector2 value3, float amount1, float amount2, out Vector2 result)
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{
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result = new Vector2(
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MathHelper.Barycentric(value1.X, value2.X, value3.X, amount1, amount2),
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MathHelper.Barycentric(value1.Y, value2.Y, value3.Y, amount1, amount2));
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}
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public static Vector2 CatmullRom(Vector2 value1, Vector2 value2, Vector2 value3, Vector2 value4, float amount)
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{
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return new Vector2(
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MathHelper.CatmullRom(value1.X, value2.X, value3.X, value4.X, amount),
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MathHelper.CatmullRom(value1.Y, value2.Y, value3.Y, value4.Y, amount));
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}
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public static void CatmullRom(ref Vector2 value1, ref Vector2 value2, ref Vector2 value3, ref Vector2 value4, float amount, out Vector2 result)
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{
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result = new Vector2(
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MathHelper.CatmullRom(value1.X, value2.X, value3.X, value4.X, amount),
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MathHelper.CatmullRom(value1.Y, value2.Y, value3.Y, value4.Y, amount));
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}
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public static Vector2 Clamp(Vector2 value1, Vector2 min, Vector2 max)
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{
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return new Vector2(
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MathHelper.Clamp(value1.X, min.X, max.X),
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MathHelper.Clamp(value1.Y, min.Y, max.Y));
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}
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public static void Clamp(ref Vector2 value1, ref Vector2 min, ref Vector2 max, out Vector2 result)
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{
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result = new Vector2(
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MathHelper.Clamp(value1.X, min.X, max.X),
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MathHelper.Clamp(value1.Y, min.Y, max.Y));
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}
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/// <summary>
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/// Returns float precison distanve between two vectors
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/// </summary>
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/// <param name="value1">
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/// A <see cref="Vector2"/>
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/// </param>
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/// <param name="value2">
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/// A <see cref="Vector2"/>
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/// </param>
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/// <returns>
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/// A <see cref="System.Single"/>
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/// </returns>
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public static float Distance(Vector2 value1, Vector2 value2)
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{
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return (float)Math.Sqrt((value1.X - value2.X) * (value1.X - value2.X) + (value1.Y - value2.Y) * (value1.Y - value2.Y));
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}
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public static void Distance(ref Vector2 value1, ref Vector2 value2, out float result)
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{
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result = (float)Math.Sqrt((value1.X - value2.X) * (value1.X - value2.X) + (value1.Y - value2.Y) * (value1.Y - value2.Y));
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}
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public static float DistanceSquared(Vector2 value1, Vector2 value2)
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{
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return (value1.X - value2.X) * (value1.X - value2.X) + (value1.Y - value2.Y) * (value1.Y - value2.Y);
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}
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public static void DistanceSquared(ref Vector2 value1, ref Vector2 value2, out float result)
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{
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result = (value1.X - value2.X) * (value1.X - value2.X) + (value1.Y - value2.Y) * (value1.Y - value2.Y);
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}
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/// <summary>
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/// Devide first vector with the secund vector
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/// </summary>
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/// <param name="value1">
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/// A <see cref="Vector2"/>
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/// </param>
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/// <param name="value2">
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/// A <see cref="Vector2"/>
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/// </param>
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/// <returns>
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/// A <see cref="Vector2"/>
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/// </returns>
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public static Vector2 Divide(Vector2 value1, Vector2 value2)
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{
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value1.X /= value2.X;
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value1.Y /= value2.Y;
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return value1;
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}
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public static void Divide(ref Vector2 value1, ref Vector2 value2, out Vector2 result)
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{
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result.X = value1.X / value2.X;
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result.Y = value1.Y / value2.Y;
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}
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public static Vector2 Divide(Vector2 value1, float divider)
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{
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float factor = 1.0f / divider;
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value1.X *= factor;
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value1.Y *= factor;
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return value1;
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}
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public static void Divide(ref Vector2 value1, float divider, out Vector2 result)
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{
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float factor = 1.0f / divider;
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result.X = value1.X * factor;
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result.Y = value1.Y * factor;
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}
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public static float Dot(Vector2 value1, Vector2 value2)
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{
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return value1.X * value2.X + value1.Y * value2.Y;
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}
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public static void Dot(ref Vector2 value1, ref Vector2 value2, out float result)
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{
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result = value1.X * value2.X + value1.Y * value2.Y;
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}
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public override bool Equals(object obj)
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{
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return (obj is Vector2) ? this == ((Vector2)obj) : false;
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}
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public bool Equals(Vector2 other)
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{
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return this == other;
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}
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public override int GetHashCode()
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{
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return (int)(this.X + this.Y);
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}
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public static Vector2 Hermite(Vector2 value1, Vector2 tangent1, Vector2 value2, Vector2 tangent2, float amount)
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{
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value1.X = MathHelper.Hermite(value1.X, tangent1.X, value2.X, tangent2.X, amount);
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value1.Y = MathHelper.Hermite(value1.Y, tangent1.Y, value2.Y, tangent2.Y, amount);
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return value1;
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}
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public static void Hermite(ref Vector2 value1, ref Vector2 tangent1, ref Vector2 value2, ref Vector2 tangent2, float amount, out Vector2 result)
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{
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result.X = MathHelper.Hermite(value1.X, tangent1.X, value2.X, tangent2.X, amount);
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result.Y = MathHelper.Hermite(value1.Y, tangent1.Y, value2.Y, tangent2.Y, amount);
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}
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public float Length()
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{
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return (float)Math.Sqrt((double)(X * X + Y * Y));
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}
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public float LengthSquared()
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{
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return X * X + Y * Y;
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}
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public static Vector2 Lerp(Vector2 value1, Vector2 value2, float amount)
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{
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return new Vector2(
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MathHelper.Lerp(value1.X, value2.X, amount),
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MathHelper.Lerp(value1.Y, value2.Y, amount));
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}
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public static void Lerp(ref Vector2 value1, ref Vector2 value2, float amount, out Vector2 result)
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{
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result = new Vector2(
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MathHelper.Lerp(value1.X, value2.X, amount),
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MathHelper.Lerp(value1.Y, value2.Y, amount));
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}
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public static Vector2 Max(Vector2 value1, Vector2 value2)
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{
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return new Vector2(
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MathHelper.Max(value1.X, value2.X),
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MathHelper.Max(value1.Y, value2.Y));
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}
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public static void Max(ref Vector2 value1, ref Vector2 value2, out Vector2 result)
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{
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result = new Vector2(
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MathHelper.Max(value1.X, value2.X),
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MathHelper.Max(value1.Y, value2.Y));
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}
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public static Vector2 Min(Vector2 value1, Vector2 value2)
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{
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return new Vector2(
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MathHelper.Min(value1.X, value2.X),
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MathHelper.Min(value1.Y, value2.Y));
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}
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public static void Min(ref Vector2 value1, ref Vector2 value2, out Vector2 result)
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{
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result = new Vector2(
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MathHelper.Min(value1.X, value2.X),
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MathHelper.Min(value1.Y, value2.Y));
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}
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public static Vector2 Multiply(Vector2 value1, Vector2 value2)
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{
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value1.X *= value2.X;
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value1.Y *= value2.Y;
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return value1;
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}
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public static Vector2 Multiply(Vector2 value1, float scaleFactor)
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|||
|
|
{
|
|||
|
|
value1.X *= scaleFactor;
|
|||
|
|
value1.Y *= scaleFactor;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Multiply(ref Vector2 value1, float scaleFactor, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result.X = value1.X * scaleFactor;
|
|||
|
|
result.Y = value1.Y * scaleFactor;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Multiply(ref Vector2 value1, ref Vector2 value2, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result.X = value1.X * value2.X;
|
|||
|
|
result.Y = value1.Y * value2.Y;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 Negate(Vector2 value)
|
|||
|
|
{
|
|||
|
|
value.X = -value.X;
|
|||
|
|
value.Y = -value.Y;
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Negate(ref Vector2 value, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result.X = -value.X;
|
|||
|
|
result.Y = -value.Y;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public void Normalize()
|
|||
|
|
{
|
|||
|
|
float factor = 1f / (float)Math.Sqrt((double)(X * X + Y * Y));
|
|||
|
|
X *= factor;
|
|||
|
|
Y *= factor;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 Normalize(Vector2 value)
|
|||
|
|
{
|
|||
|
|
float factor = 1f / (float)Math.Sqrt((double)(value.X * value.X + value.Y * value.Y));
|
|||
|
|
value.X *= factor;
|
|||
|
|
value.Y *= factor;
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Normalize(ref Vector2 value, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
float factor = 1f / (float)Math.Sqrt((double)(value.X * value.X + value.Y * value.Y));
|
|||
|
|
result.X = value.X * factor;
|
|||
|
|
result.Y = value.Y * factor;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 SmoothStep(Vector2 value1, Vector2 value2, float amount)
|
|||
|
|
{
|
|||
|
|
return new Vector2(
|
|||
|
|
MathHelper.SmoothStep(value1.X, value2.X, amount),
|
|||
|
|
MathHelper.SmoothStep(value1.Y, value2.Y, amount));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void SmoothStep(ref Vector2 value1, ref Vector2 value2, float amount, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result = new Vector2(
|
|||
|
|
MathHelper.SmoothStep(value1.X, value2.X, amount),
|
|||
|
|
MathHelper.SmoothStep(value1.Y, value2.Y, amount));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 Subtract(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
value1.X -= value2.X;
|
|||
|
|
value1.Y -= value2.Y;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Subtract(ref Vector2 value1, ref Vector2 value2, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result.X = value1.X - value2.X;
|
|||
|
|
result.Y = value1.Y - value2.Y;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 Transform(Vector2 position, Matrix matrix)
|
|||
|
|
{
|
|||
|
|
Transform(ref position, ref matrix, out position);
|
|||
|
|
return position;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Transform(ref Vector2 position, ref Matrix matrix, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result = new Vector2((position.X * matrix.M11) + (position.Y * matrix.M21) + matrix.M41,
|
|||
|
|
(position.X * matrix.M12) + (position.Y * matrix.M22) + matrix.M42);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 Transform(Vector2 value, Quaternion rotation)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Transform(ref Vector2 value, ref Quaternion rotation, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Transform(Vector2[] sourceArray, ref Matrix matrix, Vector2[] destinationArray)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Transform(Vector2[] sourceArray, ref Quaternion rotation, Vector2[] destinationArray)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Transform(Vector2[] sourceArray, int sourceIndex, ref Matrix matrix, Vector2[] destinationArray, int destinationIndex, int length)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Transform(Vector2[] sourceArray, int sourceIndex, ref Quaternion rotation, Vector2[] destinationArray, int destinationIndex, int length)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static Vector2 TransformNormal(Vector2 normal, Matrix matrix)
|
|||
|
|
{
|
|||
|
|
Vector2.TransformNormal(ref normal, ref matrix, out normal);
|
|||
|
|
return normal;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void TransformNormal(ref Vector2 normal, ref Matrix matrix, out Vector2 result)
|
|||
|
|
{
|
|||
|
|
result = new Vector2((normal.X * matrix.M11) + (normal.Y * matrix.M21),
|
|||
|
|
(normal.X * matrix.M12) + (normal.Y * matrix.M22));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void TransformNormal(Vector2[] sourceArray, ref Matrix matrix, Vector2[] destinationArray)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void TransformNormal(Vector2[] sourceArray, int sourceIndex, ref Matrix matrix, Vector2[] destinationArray, int destinationIndex, int length)
|
|||
|
|
{
|
|||
|
|
throw new NotImplementedException();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public override string ToString()
|
|||
|
|
{
|
|||
|
|
StringBuilder sb = new StringBuilder(24);
|
|||
|
|
sb.Append("{X:");
|
|||
|
|
sb.Append(this.X);
|
|||
|
|
sb.Append(" Y:");
|
|||
|
|
sb.Append(this.Y);
|
|||
|
|
sb.Append("}");
|
|||
|
|
return sb.ToString();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion Public Methods
|
|||
|
|
|
|||
|
|
|
|||
|
|
#region Operators
|
|||
|
|
|
|||
|
|
public static Vector2 operator -(Vector2 value)
|
|||
|
|
{
|
|||
|
|
value.X = -value.X;
|
|||
|
|
value.Y = -value.Y;
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static bool operator ==(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
return value1.X == value2.X && value1.Y == value2.Y;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static bool operator !=(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
return value1.X != value2.X || value1.Y != value2.Y;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator +(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
value1.X += value2.X;
|
|||
|
|
value1.Y += value2.Y;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator -(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
value1.X -= value2.X;
|
|||
|
|
value1.Y -= value2.Y;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator *(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
value1.X *= value2.X;
|
|||
|
|
value1.Y *= value2.Y;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator *(Vector2 value, float scaleFactor)
|
|||
|
|
{
|
|||
|
|
value.X *= scaleFactor;
|
|||
|
|
value.Y *= scaleFactor;
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator *(float scaleFactor, Vector2 value)
|
|||
|
|
{
|
|||
|
|
value.X *= scaleFactor;
|
|||
|
|
value.Y *= scaleFactor;
|
|||
|
|
return value;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator /(Vector2 value1, Vector2 value2)
|
|||
|
|
{
|
|||
|
|
value1.X /= value2.X;
|
|||
|
|
value1.Y /= value2.Y;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
public static Vector2 operator /(Vector2 value1, float divider)
|
|||
|
|
{
|
|||
|
|
float factor = 1 / divider;
|
|||
|
|
value1.X *= factor;
|
|||
|
|
value1.Y *= factor;
|
|||
|
|
return value1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion Operators
|
|||
|
|
}
|
|||
|
|
}
|