зеркало из https://github.com/stride3d/opentk.git
1658 строки
60 KiB
C#
1658 строки
60 KiB
C#
#region --- License ---
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/*
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Copyright (c) 2006 - 2008 The Open Toolkit library.
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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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
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using System;
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using System.Runtime.InteropServices;
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using System.Xml.Serialization;
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namespace OpenTK
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{
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/// <summary>Represents a 4D vector using four double-precision floating-point numbers.</summary>
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[Serializable]
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[StructLayout(LayoutKind.Sequential)]
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public struct Vector4d : IEquatable<Vector4d>
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{
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#region Fields
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/// <summary>
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/// The X component of the Vector4d.
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/// </summary>
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public double X;
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/// <summary>
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/// The Y component of the Vector4d.
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/// </summary>
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public double Y;
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/// <summary>
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/// The Z component of the Vector4d.
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/// </summary>
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public double Z;
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/// <summary>
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/// The W component of the Vector4d.
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/// </summary>
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public double W;
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/// <summary>
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/// Defines a unit-length Vector4d that points towards the X-axis.
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/// </summary>
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public static readonly Vector4d UnitX = new Vector4d(1, 0, 0, 0);
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/// <summary>
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/// Defines a unit-length Vector4d that points towards the Y-axis.
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/// </summary>
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public static readonly Vector4d UnitY = new Vector4d(0, 1, 0, 0);
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/// <summary>
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/// Defines a unit-length Vector4d that points towards the Z-axis.
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/// </summary>
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public static readonly Vector4d UnitZ = new Vector4d(0, 0, 1, 0);
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/// <summary>
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/// Defines a unit-length Vector4d that points towards the W-axis.
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/// </summary>
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public static readonly Vector4d UnitW = new Vector4d(0, 0, 0, 1);
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/// <summary>
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/// Defines a zero-length Vector4d.
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/// </summary>
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public static readonly Vector4d Zero = new Vector4d(0, 0, 0, 0);
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/// <summary>
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/// Defines an instance with all components set to 1.
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/// </summary>
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public static readonly Vector4d One = new Vector4d(1, 1, 1, 1);
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/// <summary>
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/// Defines the size of the Vector4d struct in bytes.
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/// </summary>
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public static readonly int SizeInBytes = Marshal.SizeOf(new Vector4d());
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#endregion
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#region Constructors
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/// <summary>
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/// Constructs a new instance.
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/// </summary>
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/// <param name="value">The value that will initialize this instance.</param>
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public Vector4d(double value)
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{
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X = value;
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Y = value;
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Z = value;
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W = value;
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}
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/// <summary>
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/// Constructs a new Vector4d.
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/// </summary>
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/// <param name="x">The x component of the Vector4d.</param>
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/// <param name="y">The y component of the Vector4d.</param>
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/// <param name="z">The z component of the Vector4d.</param>
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/// <param name="w">The w component of the Vector4d.</param>
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public Vector4d(double x, double y, double z, double w)
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{
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X = x;
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Y = y;
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Z = z;
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W = w;
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}
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/// <summary>
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/// Constructs a new Vector4d from the given Vector2d.
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/// </summary>
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/// <param name="v">The Vector2d to copy components from.</param>
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public Vector4d(Vector2d v)
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{
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X = v.X;
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Y = v.Y;
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Z = 0.0f;
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W = 0.0f;
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}
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/// <summary>
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/// Constructs a new Vector4d from the given Vector3d.
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/// The w component is initialized to 0.
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/// </summary>
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/// <param name="v">The Vector3d to copy components from.</param>
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/// <remarks><seealso cref="Vector4d(Vector3d, double)"/></remarks>
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public Vector4d(Vector3d v)
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{
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X = v.X;
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Y = v.Y;
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Z = v.Z;
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W = 0.0f;
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}
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/// <summary>
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/// Constructs a new Vector4d from the specified Vector3d and w component.
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/// </summary>
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/// <param name="v">The Vector3d to copy components from.</param>
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/// <param name="w">The w component of the new Vector4.</param>
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public Vector4d(Vector3d v, double w)
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{
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X = v.X;
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Y = v.Y;
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Z = v.Z;
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W = w;
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}
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/// <summary>
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/// Constructs a new Vector4d from the given Vector4d.
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/// </summary>
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/// <param name="v">The Vector4d to copy components from.</param>
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public Vector4d(Vector4d v)
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{
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X = v.X;
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Y = v.Y;
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Z = v.Z;
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W = v.W;
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}
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#endregion
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#region Public Members
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/// <summary>
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/// Gets or sets the value at the index of the Vector.
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/// </summary>
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public double this[int index] {
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get{
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if(index == 0) return X;
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else if(index == 1) return Y;
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else if(index == 2) return Z;
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else if(index == 3) return W;
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throw new IndexOutOfRangeException("You tried to access this vector at index: " + index);
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} set{
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if(index == 0) X = value;
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else if(index == 1) Y = value;
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else if(index == 2) Z = value;
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else if(index == 3) W = value;
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else throw new IndexOutOfRangeException("You tried to set this vector at index: " + index);
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}
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}
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#region Instance
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#region public void Add()
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/// <summary>Add the Vector passed as parameter to this instance.</summary>
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/// <param name="right">Right operand. This parameter is only read from.</param>
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[CLSCompliant(false)]
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[Obsolete("Use static Add() method instead.")]
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public void Add(Vector4d right)
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{
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this.X += right.X;
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this.Y += right.Y;
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this.Z += right.Z;
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this.W += right.W;
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}
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/// <summary>Add the Vector passed as parameter to this instance.</summary>
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/// <param name="right">Right operand. This parameter is only read from.</param>
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[CLSCompliant(false)]
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[Obsolete("Use static Add() method instead.")]
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public void Add(ref Vector4d right)
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{
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this.X += right.X;
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this.Y += right.Y;
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this.Z += right.Z;
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this.W += right.W;
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}
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#endregion public void Add()
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#region public void Sub()
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/// <summary>Subtract the Vector passed as parameter from this instance.</summary>
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/// <param name="right">Right operand. This parameter is only read from.</param>
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[CLSCompliant(false)]
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[Obsolete("Use static Subtract() method instead.")]
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public void Sub(Vector4d right)
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{
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this.X -= right.X;
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this.Y -= right.Y;
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this.Z -= right.Z;
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this.W -= right.W;
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}
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/// <summary>Subtract the Vector passed as parameter from this instance.</summary>
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/// <param name="right">Right operand. This parameter is only read from.</param>
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[CLSCompliant(false)]
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[Obsolete("Use static Subtract() method instead.")]
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public void Sub(ref Vector4d right)
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{
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this.X -= right.X;
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this.Y -= right.Y;
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this.Z -= right.Z;
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this.W -= right.W;
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}
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#endregion public void Sub()
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#region public void Mult()
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/// <summary>Multiply this instance by a scalar.</summary>
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/// <param name="f">Scalar operand.</param>
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[Obsolete("Use static Multiply() method instead.")]
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public void Mult(double f)
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{
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this.X *= f;
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this.Y *= f;
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this.Z *= f;
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this.W *= f;
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}
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#endregion public void Mult()
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#region public void Div()
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/// <summary>Divide this instance by a scalar.</summary>
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/// <param name="f">Scalar operand.</param>
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[Obsolete("Use static Divide() method instead.")]
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public void Div(double f)
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{
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double mult = 1.0 / f;
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this.X *= mult;
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this.Y *= mult;
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this.Z *= mult;
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this.W *= mult;
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}
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#endregion public void Div()
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#region public double Length
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/// <summary>
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/// Gets the length (magnitude) of the vector.
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/// </summary>
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/// <see cref="LengthFast"/>
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/// <seealso cref="LengthSquared"/>
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public double Length
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{
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get
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{
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return System.Math.Sqrt(X * X + Y * Y + Z * Z + W * W);
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}
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}
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#endregion
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#region public double LengthFast
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/// <summary>
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/// Gets an approximation of the vector length (magnitude).
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/// </summary>
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/// <remarks>
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/// This property uses an approximation of the square root function to calculate vector magnitude, with
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/// an upper error bound of 0.001.
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/// </remarks>
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/// <see cref="Length"/>
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/// <seealso cref="LengthSquared"/>
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public double LengthFast
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{
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get
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{
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return 1.0 / MathHelper.InverseSqrtFast(X * X + Y * Y + Z * Z + W * W);
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}
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}
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#endregion
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#region public double LengthSquared
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/// <summary>
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/// Gets the square of the vector length (magnitude).
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/// </summary>
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/// <remarks>
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/// This property avoids the costly square root operation required by the Length property. This makes it more suitable
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/// for comparisons.
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/// </remarks>
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/// <see cref="Length"/>
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public double LengthSquared
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{
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get
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{
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return X * X + Y * Y + Z * Z + W * W;
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}
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}
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#endregion
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/// <summary>
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/// Returns a copy of the Vector4d scaled to unit length.
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/// </summary>
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public Vector4d Normalized()
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{
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Vector4d v = this;
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v.Normalize();
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return v;
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}
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#region public void Normalize()
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/// <summary>
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/// Scales the Vector4d to unit length.
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/// </summary>
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public void Normalize()
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{
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double scale = 1.0 / this.Length;
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X *= scale;
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Y *= scale;
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Z *= scale;
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W *= scale;
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}
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#endregion
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#region public void NormalizeFast()
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/// <summary>
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/// Scales the Vector4d to approximately unit length.
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/// </summary>
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public void NormalizeFast()
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{
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double scale = MathHelper.InverseSqrtFast(X * X + Y * Y + Z * Z + W * W);
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X *= scale;
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Y *= scale;
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Z *= scale;
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W *= scale;
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}
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#endregion
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#region public void Scale()
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/// <summary>
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/// Scales the current Vector4d by the given amounts.
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/// </summary>
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/// <param name="sx">The scale of the X component.</param>
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/// <param name="sy">The scale of the Y component.</param>
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/// <param name="sz">The scale of the Z component.</param>
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/// <param name="sw">The scale of the Z component.</param>
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[Obsolete("Use static Multiply() method instead.")]
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public void Scale(double sx, double sy, double sz, double sw)
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{
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this.X = X * sx;
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this.Y = Y * sy;
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this.Z = Z * sz;
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this.W = W * sw;
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}
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/// <summary>Scales this instance by the given parameter.</summary>
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/// <param name="scale">The scaling of the individual components.</param>
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[CLSCompliant(false)]
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[Obsolete("Use static Multiply() method instead.")]
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public void Scale(Vector4d scale)
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{
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this.X *= scale.X;
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this.Y *= scale.Y;
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this.Z *= scale.Z;
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this.W *= scale.W;
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}
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/// <summary>Scales this instance by the given parameter.</summary>
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/// <param name="scale">The scaling of the individual components.</param>
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[CLSCompliant(false)]
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[Obsolete("Use static Multiply() method instead.")]
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public void Scale(ref Vector4d scale)
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{
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this.X *= scale.X;
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this.Y *= scale.Y;
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this.Z *= scale.Z;
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this.W *= scale.W;
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}
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#endregion public void Scale()
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#endregion
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#region Static
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#region Obsolete
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#region Sub
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/// <summary>
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/// Subtract one Vector from another
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/// </summary>
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/// <param name="a">First operand</param>
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/// <param name="b">Second operand</param>
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/// <returns>Result of subtraction</returns>
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[Obsolete("Use static Subtract() method instead.")]
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public static Vector4d Sub(Vector4d a, Vector4d b)
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{
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a.X -= b.X;
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a.Y -= b.Y;
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a.Z -= b.Z;
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a.W -= b.W;
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return a;
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}
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/// <summary>
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/// Subtract one Vector from another
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/// </summary>
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/// <param name="a">First operand</param>
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/// <param name="b">Second operand</param>
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/// <param name="result">Result of subtraction</param>
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[Obsolete("Use static Subtract() method instead.")]
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public static void Sub(ref Vector4d a, ref Vector4d b, out Vector4d result)
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{
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result.X = a.X - b.X;
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result.Y = a.Y - b.Y;
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result.Z = a.Z - b.Z;
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result.W = a.W - b.W;
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}
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#endregion
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#region Mult
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/// <summary>
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/// Multiply a vector and a scalar
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/// </summary>
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/// <param name="a">Vector operand</param>
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/// <param name="f">Scalar operand</param>
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/// <returns>Result of the multiplication</returns>
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[Obsolete("Use static Multiply() method instead.")]
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public static Vector4d Mult(Vector4d a, double f)
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{
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a.X *= f;
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a.Y *= f;
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a.Z *= f;
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a.W *= f;
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return a;
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}
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/// <summary>
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/// Multiply a vector and a scalar
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/// </summary>
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/// <param name="a">Vector operand</param>
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/// <param name="f">Scalar operand</param>
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/// <param name="result">Result of the multiplication</param>
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[Obsolete("Use static Multiply() method instead.")]
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public static void Mult(ref Vector4d a, double f, out Vector4d result)
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{
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result.X = a.X * f;
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result.Y = a.Y * f;
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result.Z = a.Z * f;
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result.W = a.W * f;
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}
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#endregion
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#region Div
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/// <summary>
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/// Divide a vector by a scalar
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/// </summary>
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/// <param name="a">Vector operand</param>
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/// <param name="f">Scalar operand</param>
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/// <returns>Result of the division</returns>
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[Obsolete("Use static Divide() method instead.")]
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public static Vector4d Div(Vector4d a, double f)
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{
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double mult = 1.0 / f;
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a.X *= mult;
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a.Y *= mult;
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a.Z *= mult;
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a.W *= mult;
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return a;
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}
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/// <summary>
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/// Divide a vector by a scalar
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/// </summary>
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/// <param name="a">Vector operand</param>
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/// <param name="f">Scalar operand</param>
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/// <param name="result">Result of the division</param>
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[Obsolete("Use static Divide() method instead.")]
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public static void Div(ref Vector4d a, double f, out Vector4d result)
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{
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double mult = 1.0 / f;
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result.X = a.X * mult;
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result.Y = a.Y * mult;
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result.Z = a.Z * mult;
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result.W = a.W * mult;
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}
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#endregion
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#endregion
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#region Add
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/// <summary>
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/// Adds two vectors.
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/// </summary>
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/// <param name="a">Left operand.</param>
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/// <param name="b">Right operand.</param>
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/// <returns>Result of operation.</returns>
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public static Vector4d Add(Vector4d a, Vector4d b)
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{
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Add(ref a, ref b, out a);
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return a;
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}
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/// <summary>
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/// Adds two vectors.
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/// </summary>
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/// <param name="a">Left operand.</param>
|
|
/// <param name="b">Right operand.</param>
|
|
/// <param name="result">Result of operation.</param>
|
|
public static void Add(ref Vector4d a, ref Vector4d b, out Vector4d result)
|
|
{
|
|
result = new Vector4d(a.X + b.X, a.Y + b.Y, a.Z + b.Z, a.W + b.W);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Subtract
|
|
|
|
/// <summary>
|
|
/// Subtract one Vector from another
|
|
/// </summary>
|
|
/// <param name="a">First operand</param>
|
|
/// <param name="b">Second operand</param>
|
|
/// <returns>Result of subtraction</returns>
|
|
public static Vector4d Subtract(Vector4d a, Vector4d b)
|
|
{
|
|
Subtract(ref a, ref b, out a);
|
|
return a;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Subtract one Vector from another
|
|
/// </summary>
|
|
/// <param name="a">First operand</param>
|
|
/// <param name="b">Second operand</param>
|
|
/// <param name="result">Result of subtraction</param>
|
|
public static void Subtract(ref Vector4d a, ref Vector4d b, out Vector4d result)
|
|
{
|
|
result = new Vector4d(a.X - b.X, a.Y - b.Y, a.Z - b.Z, a.W - b.W);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Multiply
|
|
|
|
/// <summary>
|
|
/// Multiplies a vector by a scalar.
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <returns>Result of the operation.</returns>
|
|
public static Vector4d Multiply(Vector4d vector, double scale)
|
|
{
|
|
Multiply(ref vector, scale, out vector);
|
|
return vector;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Multiplies a vector by a scalar.
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <param name="result">Result of the operation.</param>
|
|
public static void Multiply(ref Vector4d vector, double scale, out Vector4d result)
|
|
{
|
|
result = new Vector4d(vector.X * scale, vector.Y * scale, vector.Z * scale, vector.W * scale);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Multiplies a vector by the components a vector (scale).
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <returns>Result of the operation.</returns>
|
|
public static Vector4d Multiply(Vector4d vector, Vector4d scale)
|
|
{
|
|
Multiply(ref vector, ref scale, out vector);
|
|
return vector;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Multiplies a vector by the components of a vector (scale).
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <param name="result">Result of the operation.</param>
|
|
public static void Multiply(ref Vector4d vector, ref Vector4d scale, out Vector4d result)
|
|
{
|
|
result = new Vector4d(vector.X * scale.X, vector.Y * scale.Y, vector.Z * scale.Z, vector.W * scale.W);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Divide
|
|
|
|
/// <summary>
|
|
/// Divides a vector by a scalar.
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <returns>Result of the operation.</returns>
|
|
public static Vector4d Divide(Vector4d vector, double scale)
|
|
{
|
|
Divide(ref vector, scale, out vector);
|
|
return vector;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Divides a vector by a scalar.
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <param name="result">Result of the operation.</param>
|
|
public static void Divide(ref Vector4d vector, double scale, out Vector4d result)
|
|
{
|
|
Multiply(ref vector, 1 / scale, out result);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Divides a vector by the components of a vector (scale).
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <returns>Result of the operation.</returns>
|
|
public static Vector4d Divide(Vector4d vector, Vector4d scale)
|
|
{
|
|
Divide(ref vector, ref scale, out vector);
|
|
return vector;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Divide a vector by the components of a vector (scale).
|
|
/// </summary>
|
|
/// <param name="vector">Left operand.</param>
|
|
/// <param name="scale">Right operand.</param>
|
|
/// <param name="result">Result of the operation.</param>
|
|
public static void Divide(ref Vector4d vector, ref Vector4d scale, out Vector4d result)
|
|
{
|
|
result = new Vector4d(vector.X / scale.X, vector.Y / scale.Y, vector.Z / scale.Z, vector.W / scale.W);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Min
|
|
|
|
/// <summary>
|
|
/// Calculate the component-wise minimum of two vectors
|
|
/// </summary>
|
|
/// <param name="a">First operand</param>
|
|
/// <param name="b">Second operand</param>
|
|
/// <returns>The component-wise minimum</returns>
|
|
public static Vector4d Min(Vector4d a, Vector4d b)
|
|
{
|
|
a.X = a.X < b.X ? a.X : b.X;
|
|
a.Y = a.Y < b.Y ? a.Y : b.Y;
|
|
a.Z = a.Z < b.Z ? a.Z : b.Z;
|
|
a.W = a.W < b.W ? a.W : b.W;
|
|
return a;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Calculate the component-wise minimum of two vectors
|
|
/// </summary>
|
|
/// <param name="a">First operand</param>
|
|
/// <param name="b">Second operand</param>
|
|
/// <param name="result">The component-wise minimum</param>
|
|
public static void Min(ref Vector4d a, ref Vector4d b, out Vector4d result)
|
|
{
|
|
result.X = a.X < b.X ? a.X : b.X;
|
|
result.Y = a.Y < b.Y ? a.Y : b.Y;
|
|
result.Z = a.Z < b.Z ? a.Z : b.Z;
|
|
result.W = a.W < b.W ? a.W : b.W;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Max
|
|
|
|
/// <summary>
|
|
/// Calculate the component-wise maximum of two vectors
|
|
/// </summary>
|
|
/// <param name="a">First operand</param>
|
|
/// <param name="b">Second operand</param>
|
|
/// <returns>The component-wise maximum</returns>
|
|
public static Vector4d Max(Vector4d a, Vector4d b)
|
|
{
|
|
a.X = a.X > b.X ? a.X : b.X;
|
|
a.Y = a.Y > b.Y ? a.Y : b.Y;
|
|
a.Z = a.Z > b.Z ? a.Z : b.Z;
|
|
a.W = a.W > b.W ? a.W : b.W;
|
|
return a;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Calculate the component-wise maximum of two vectors
|
|
/// </summary>
|
|
/// <param name="a">First operand</param>
|
|
/// <param name="b">Second operand</param>
|
|
/// <param name="result">The component-wise maximum</param>
|
|
public static void Max(ref Vector4d a, ref Vector4d b, out Vector4d result)
|
|
{
|
|
result.X = a.X > b.X ? a.X : b.X;
|
|
result.Y = a.Y > b.Y ? a.Y : b.Y;
|
|
result.Z = a.Z > b.Z ? a.Z : b.Z;
|
|
result.W = a.W > b.W ? a.W : b.W;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Clamp
|
|
|
|
/// <summary>
|
|
/// Clamp a vector to the given minimum and maximum vectors
|
|
/// </summary>
|
|
/// <param name="vec">Input vector</param>
|
|
/// <param name="min">Minimum vector</param>
|
|
/// <param name="max">Maximum vector</param>
|
|
/// <returns>The clamped vector</returns>
|
|
public static Vector4d Clamp(Vector4d vec, Vector4d min, Vector4d max)
|
|
{
|
|
vec.X = vec.X < min.X ? min.X : vec.X > max.X ? max.X : vec.X;
|
|
vec.Y = vec.Y < min.Y ? min.Y : vec.Y > max.Y ? max.Y : vec.Y;
|
|
vec.Z = vec.X < min.Z ? min.Z : vec.Z > max.Z ? max.Z : vec.Z;
|
|
vec.W = vec.Y < min.W ? min.W : vec.W > max.W ? max.W : vec.W;
|
|
return vec;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Clamp a vector to the given minimum and maximum vectors
|
|
/// </summary>
|
|
/// <param name="vec">Input vector</param>
|
|
/// <param name="min">Minimum vector</param>
|
|
/// <param name="max">Maximum vector</param>
|
|
/// <param name="result">The clamped vector</param>
|
|
public static void Clamp(ref Vector4d vec, ref Vector4d min, ref Vector4d max, out Vector4d result)
|
|
{
|
|
result.X = vec.X < min.X ? min.X : vec.X > max.X ? max.X : vec.X;
|
|
result.Y = vec.Y < min.Y ? min.Y : vec.Y > max.Y ? max.Y : vec.Y;
|
|
result.Z = vec.X < min.Z ? min.Z : vec.Z > max.Z ? max.Z : vec.Z;
|
|
result.W = vec.Y < min.W ? min.W : vec.W > max.W ? max.W : vec.W;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Normalize
|
|
|
|
/// <summary>
|
|
/// Scale a vector to unit length
|
|
/// </summary>
|
|
/// <param name="vec">The input vector</param>
|
|
/// <returns>The normalized vector</returns>
|
|
public static Vector4d Normalize(Vector4d vec)
|
|
{
|
|
double scale = 1.0 / vec.Length;
|
|
vec.X *= scale;
|
|
vec.Y *= scale;
|
|
vec.Z *= scale;
|
|
vec.W *= scale;
|
|
return vec;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Scale a vector to unit length
|
|
/// </summary>
|
|
/// <param name="vec">The input vector</param>
|
|
/// <param name="result">The normalized vector</param>
|
|
public static void Normalize(ref Vector4d vec, out Vector4d result)
|
|
{
|
|
double scale = 1.0 / vec.Length;
|
|
result.X = vec.X * scale;
|
|
result.Y = vec.Y * scale;
|
|
result.Z = vec.Z * scale;
|
|
result.W = vec.W * scale;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region NormalizeFast
|
|
|
|
/// <summary>
|
|
/// Scale a vector to approximately unit length
|
|
/// </summary>
|
|
/// <param name="vec">The input vector</param>
|
|
/// <returns>The normalized vector</returns>
|
|
public static Vector4d NormalizeFast(Vector4d vec)
|
|
{
|
|
double scale = MathHelper.InverseSqrtFast(vec.X * vec.X + vec.Y * vec.Y + vec.Z * vec.Z + vec.W * vec.W);
|
|
vec.X *= scale;
|
|
vec.Y *= scale;
|
|
vec.Z *= scale;
|
|
vec.W *= scale;
|
|
return vec;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Scale a vector to approximately unit length
|
|
/// </summary>
|
|
/// <param name="vec">The input vector</param>
|
|
/// <param name="result">The normalized vector</param>
|
|
public static void NormalizeFast(ref Vector4d vec, out Vector4d result)
|
|
{
|
|
double scale = MathHelper.InverseSqrtFast(vec.X * vec.X + vec.Y * vec.Y + vec.Z * vec.Z + vec.W * vec.W);
|
|
result.X = vec.X * scale;
|
|
result.Y = vec.Y * scale;
|
|
result.Z = vec.Z * scale;
|
|
result.W = vec.W * scale;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Dot
|
|
|
|
/// <summary>
|
|
/// Calculate the dot product of two vectors
|
|
/// </summary>
|
|
/// <param name="left">First operand</param>
|
|
/// <param name="right">Second operand</param>
|
|
/// <returns>The dot product of the two inputs</returns>
|
|
public static double Dot(Vector4d left, Vector4d right)
|
|
{
|
|
return left.X * right.X + left.Y * right.Y + left.Z * right.Z + left.W * right.W;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Calculate the dot product of two vectors
|
|
/// </summary>
|
|
/// <param name="left">First operand</param>
|
|
/// <param name="right">Second operand</param>
|
|
/// <param name="result">The dot product of the two inputs</param>
|
|
public static void Dot(ref Vector4d left, ref Vector4d right, out double result)
|
|
{
|
|
result = left.X * right.X + left.Y * right.Y + left.Z * right.Z + left.W * right.W;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Lerp
|
|
|
|
/// <summary>
|
|
/// Returns a new Vector that is the linear blend of the 2 given Vectors
|
|
/// </summary>
|
|
/// <param name="a">First input vector</param>
|
|
/// <param name="b">Second input vector</param>
|
|
/// <param name="blend">The blend factor. a when blend=0, b when blend=1.</param>
|
|
/// <returns>a when blend=0, b when blend=1, and a linear combination otherwise</returns>
|
|
public static Vector4d Lerp(Vector4d a, Vector4d b, double blend)
|
|
{
|
|
a.X = blend * (b.X - a.X) + a.X;
|
|
a.Y = blend * (b.Y - a.Y) + a.Y;
|
|
a.Z = blend * (b.Z - a.Z) + a.Z;
|
|
a.W = blend * (b.W - a.W) + a.W;
|
|
return a;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a new Vector that is the linear blend of the 2 given Vectors
|
|
/// </summary>
|
|
/// <param name="a">First input vector</param>
|
|
/// <param name="b">Second input vector</param>
|
|
/// <param name="blend">The blend factor. a when blend=0, b when blend=1.</param>
|
|
/// <param name="result">a when blend=0, b when blend=1, and a linear combination otherwise</param>
|
|
public static void Lerp(ref Vector4d a, ref Vector4d b, double blend, out Vector4d result)
|
|
{
|
|
result.X = blend * (b.X - a.X) + a.X;
|
|
result.Y = blend * (b.Y - a.Y) + a.Y;
|
|
result.Z = blend * (b.Z - a.Z) + a.Z;
|
|
result.W = blend * (b.W - a.W) + a.W;
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Barycentric
|
|
|
|
/// <summary>
|
|
/// Interpolate 3 Vectors using Barycentric coordinates
|
|
/// </summary>
|
|
/// <param name="a">First input Vector</param>
|
|
/// <param name="b">Second input Vector</param>
|
|
/// <param name="c">Third input Vector</param>
|
|
/// <param name="u">First Barycentric Coordinate</param>
|
|
/// <param name="v">Second Barycentric Coordinate</param>
|
|
/// <returns>a when u=v=0, b when u=1,v=0, c when u=0,v=1, and a linear combination of a,b,c otherwise</returns>
|
|
public static Vector4d BaryCentric(Vector4d a, Vector4d b, Vector4d c, double u, double v)
|
|
{
|
|
return a + u * (b - a) + v * (c - a);
|
|
}
|
|
|
|
/// <summary>Interpolate 3 Vectors using Barycentric coordinates</summary>
|
|
/// <param name="a">First input Vector.</param>
|
|
/// <param name="b">Second input Vector.</param>
|
|
/// <param name="c">Third input Vector.</param>
|
|
/// <param name="u">First Barycentric Coordinate.</param>
|
|
/// <param name="v">Second Barycentric Coordinate.</param>
|
|
/// <param name="result">Output Vector. a when u=v=0, b when u=1,v=0, c when u=0,v=1, and a linear combination of a,b,c otherwise</param>
|
|
public static void BaryCentric(ref Vector4d a, ref Vector4d b, ref Vector4d c, double u, double v, out Vector4d result)
|
|
{
|
|
result = a; // copy
|
|
|
|
Vector4d temp = b; // copy
|
|
Subtract(ref temp, ref a, out temp);
|
|
Multiply(ref temp, u, out temp);
|
|
Add(ref result, ref temp, out result);
|
|
|
|
temp = c; // copy
|
|
Subtract(ref temp, ref a, out temp);
|
|
Multiply(ref temp, v, out temp);
|
|
Add(ref result, ref temp, out result);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Transform
|
|
|
|
/// <summary>Transform a Vector by the given Matrix</summary>
|
|
/// <param name="vec">The vector to transform</param>
|
|
/// <param name="mat">The desired transformation</param>
|
|
/// <returns>The transformed vector</returns>
|
|
public static Vector4d Transform(Vector4d vec, Matrix4d mat)
|
|
{
|
|
Vector4d result;
|
|
Transform(ref vec, ref mat, out result);
|
|
return result;
|
|
}
|
|
|
|
/// <summary>Transform a Vector by the given Matrix</summary>
|
|
/// <param name="vec">The vector to transform</param>
|
|
/// <param name="mat">The desired transformation</param>
|
|
/// <param name="result">The transformed vector</param>
|
|
public static void Transform(ref Vector4d vec, ref Matrix4d mat, out Vector4d result)
|
|
{
|
|
result = new Vector4d(
|
|
vec.X * mat.Row0.X + vec.Y * mat.Row1.X + vec.Z * mat.Row2.X + vec.W * mat.Row3.X,
|
|
vec.X * mat.Row0.Y + vec.Y * mat.Row1.Y + vec.Z * mat.Row2.Y + vec.W * mat.Row3.Y,
|
|
vec.X * mat.Row0.Z + vec.Y * mat.Row1.Z + vec.Z * mat.Row2.Z + vec.W * mat.Row3.Z,
|
|
vec.X * mat.Row0.W + vec.Y * mat.Row1.W + vec.Z * mat.Row2.W + vec.W * mat.Row3.W);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Transforms a vector by a quaternion rotation.
|
|
/// </summary>
|
|
/// <param name="vec">The vector to transform.</param>
|
|
/// <param name="quat">The quaternion to rotate the vector by.</param>
|
|
/// <returns>The result of the operation.</returns>
|
|
public static Vector4d Transform(Vector4d vec, Quaterniond quat)
|
|
{
|
|
Vector4d result;
|
|
Transform(ref vec, ref quat, out result);
|
|
return result;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Transforms a vector by a quaternion rotation.
|
|
/// </summary>
|
|
/// <param name="vec">The vector to transform.</param>
|
|
/// <param name="quat">The quaternion to rotate the vector by.</param>
|
|
/// <param name="result">The result of the operation.</param>
|
|
public static void Transform(ref Vector4d vec, ref Quaterniond quat, out Vector4d result)
|
|
{
|
|
Quaterniond v = new Quaterniond(vec.X, vec.Y, vec.Z, vec.W), i, t;
|
|
Quaterniond.Invert(ref quat, out i);
|
|
Quaterniond.Multiply(ref quat, ref v, out t);
|
|
Quaterniond.Multiply(ref t, ref i, out v);
|
|
|
|
result = new Vector4d(v.X, v.Y, v.Z, v.W);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#endregion
|
|
|
|
#region Swizzle
|
|
|
|
#region 2-component
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the X and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Xy { get { return new Vector2d(X, Y); } set { X = value.X; Y = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the X and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Xz { get { return new Vector2d(X, Z); } set { X = value.X; Z = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the X and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Xw { get { return new Vector2d(X, W); } set { X = value.X; W = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the Y and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Yx { get { return new Vector2d(Y, X); } set { Y = value.X; X = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the Y and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Yz { get { return new Vector2d(Y, Z); } set { Y = value.X; Z = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the Y and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Yw { get { return new Vector2d(Y, W); } set { Y = value.X; W = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the Z and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Zx { get { return new Vector2d(Z, X); } set { Z = value.X; X = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the Z and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Zy { get { return new Vector2d(Z, Y); } set { Z = value.X; Y = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets an OpenTK.Vector2d with the Z and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Zw { get { return new Vector2d(Z, W); } set { Z = value.X; W = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the W and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Wx { get { return new Vector2d(W, X); } set { W = value.X; X = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the W and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Wy { get { return new Vector2d(W, Y); } set { W = value.X; Y = value.Y; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector2d with the W and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector2d Wz { get { return new Vector2d(W, Z); } set { W = value.X; Z = value.Y; } }
|
|
|
|
#endregion
|
|
|
|
#region 3-component
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the X, Y, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Xyz { get { return new Vector3d(X, Y, Z); } set { X = value.X; Y = value.Y; Z = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the X, Y, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Xyw { get { return new Vector3d(X, Y, W); } set { X = value.X; Y = value.Y; W = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the X, Z, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Xzy { get { return new Vector3d(X, Z, Y); } set { X = value.X; Z = value.Y; Y = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the X, Z, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Xzw { get { return new Vector3d(X, Z, W); } set { X = value.X; Z = value.Y; W = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the X, W, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Xwy { get { return new Vector3d(X, W, Y); } set { X = value.X; W = value.Y; Y = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the X, W, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Xwz { get { return new Vector3d(X, W, Z); } set { X = value.X; W = value.Y; Z = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Y, X, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Yxz { get { return new Vector3d(Y, X, Z); } set { Y = value.X; X = value.Y; Z = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Y, X, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Yxw { get { return new Vector3d(Y, X, W); } set { Y = value.X; X = value.Y; W = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Y, Z, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Yzx { get { return new Vector3d(Y, Z, X); } set { Y = value.X; Z = value.Y; X = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Y, Z, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Yzw { get { return new Vector3d(Y, Z, W); } set { Y = value.X; Z = value.Y; W = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Y, W, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Ywx { get { return new Vector3d(Y, W, X); } set { Y = value.X; W = value.Y; X = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets an OpenTK.Vector3d with the Y, W, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Ywz { get { return new Vector3d(Y, W, Z); } set { Y = value.X; W = value.Y; Z = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Z, X, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Zxy { get { return new Vector3d(Z, X, Y); } set { Z = value.X; X = value.Y; Y = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Z, X, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Zxw { get { return new Vector3d(Z, X, W); } set { Z = value.X; X = value.Y; W = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Z, Y, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Zyx { get { return new Vector3d(Z, Y, X); } set { Z = value.X; Y = value.Y; X = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Z, Y, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Zyw { get { return new Vector3d(Z, Y, W); } set { Z = value.X; Y = value.Y; W = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Z, W, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Zwx { get { return new Vector3d(Z, W, X); } set { Z = value.X; W = value.Y; X = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the Z, W, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Zwy { get { return new Vector3d(Z, W, Y); } set { Z = value.X; W = value.Y; Y = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the W, X, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Wxy { get { return new Vector3d(W, X, Y); } set { W = value.X; X = value.Y; Y = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the W, X, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Wxz { get { return new Vector3d(W, X, Z); } set { W = value.X; X = value.Y; Z = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the W, Y, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Wyx { get { return new Vector3d(W, Y, X); } set { W = value.X; Y = value.Y; X = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the W, Y, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Wyz { get { return new Vector3d(W, Y, Z); } set { W = value.X; Y = value.Y; Z = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the W, Z, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Wzx { get { return new Vector3d(W, Z, X); } set { W = value.X; Z = value.Y; X = value.Z; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector3d with the W, Z, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector3d Wzy { get { return new Vector3d(W, Z, Y); } set { W = value.X; Z = value.Y; Y = value.Z; } }
|
|
|
|
#endregion
|
|
|
|
#region 4-component
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the X, Y, W, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Xywz { get { return new Vector4d(X, Y, W, Z); } set { X = value.X; Y = value.Y; W = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the X, Z, Y, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Xzyw { get { return new Vector4d(X, Z, Y, W); } set { X = value.X; Z = value.Y; Y = value.Z; W = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the X, Z, W, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Xzwy { get { return new Vector4d(X, Z, W, Y); } set { X = value.X; Z = value.Y; W = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the X, W, Y, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Xwyz { get { return new Vector4d(X, W, Y, Z); } set { X = value.X; W = value.Y; Y = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the X, W, Z, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Xwzy { get { return new Vector4d(X, W, Z, Y); } set { X = value.X; W = value.Y; Z = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Y, X, Z, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Yxzw { get { return new Vector4d(Y, X, Z, W); } set { Y = value.X; X = value.Y; Z = value.Z; W = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Y, X, W, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Yxwz { get { return new Vector4d(Y, X, W, Z); } set { Y = value.X; X = value.Y; W = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets an OpenTK.Vector4d with the Y, Y, Z, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Yyzw { get { return new Vector4d(Y, Y, Z, W); } set { X = value.X; Y = value.Y; Z = value.Z; W = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets an OpenTK.Vector4d with the Y, Y, W, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Yywz { get { return new Vector4d(Y, Y, W, Z); } set { X = value.X; Y = value.Y; W = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Y, Z, X, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Yzxw { get { return new Vector4d(Y, Z, X, W); } set { Y = value.X; Z = value.Y; X = value.Z; W = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Y, Z, W, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Yzwx { get { return new Vector4d(Y, Z, W, X); } set { Y = value.X; Z = value.Y; W = value.Z; X = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Y, W, X, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Ywxz { get { return new Vector4d(Y, W, X, Z); } set { Y = value.X; W = value.Y; X = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Y, W, Z, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Ywzx { get { return new Vector4d(Y, W, Z, X); } set { Y = value.X; W = value.Y; Z = value.Z; X = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Z, X, Y, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zxyw { get { return new Vector4d(Z, X, Y, W); } set { Z = value.X; X = value.Y; Y = value.Z; W = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Z, X, W, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zxwy { get { return new Vector4d(Z, X, W, Y); } set { Z = value.X; X = value.Y; W = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Z, Y, X, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zyxw { get { return new Vector4d(Z, Y, X, W); } set { Z = value.X; Y = value.Y; X = value.Z; W = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Z, Y, W, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zywx { get { return new Vector4d(Z, Y, W, X); } set { Z = value.X; Y = value.Y; W = value.Z; X = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Z, W, X, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zwxy { get { return new Vector4d(Z, W, X, Y); } set { Z = value.X; W = value.Y; X = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the Z, W, Y, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zwyx { get { return new Vector4d(Z, W, Y, X); } set { Z = value.X; W = value.Y; Y = value.Z; X = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets an OpenTK.Vector4d with the Z, W, Z, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Zwzy { get { return new Vector4d(Z, W, Z, Y); } set { X = value.X; W = value.Y; Z = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the W, X, Y, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wxyz { get { return new Vector4d(W, X, Y, Z); } set { W = value.X; X = value.Y; Y = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the W, X, Z, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wxzy { get { return new Vector4d(W, X, Z, Y); } set { W = value.X; X = value.Y; Z = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the W, Y, X, and Z components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wyxz { get { return new Vector4d(W, Y, X, Z); } set { W = value.X; Y = value.Y; X = value.Z; Z = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the W, Y, Z, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wyzx { get { return new Vector4d(W, Y, Z, X); } set { W = value.X; Y = value.Y; Z = value.Z; X = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the W, Z, X, and Y components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wzxy { get { return new Vector4d(W, Z, X, Y); } set { W = value.X; Z = value.Y; X = value.Z; Y = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets or sets an OpenTK.Vector4d with the W, Z, Y, and X components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wzyx { get { return new Vector4d(W, Z, Y, X); } set { W = value.X; Z = value.Y; Y = value.Z; X = value.W; } }
|
|
|
|
/// <summary>
|
|
/// Gets an OpenTK.Vector4d with the W, Z, Y, and W components of this instance.
|
|
/// </summary>
|
|
[XmlIgnore]
|
|
public Vector4d Wzyw { get { return new Vector4d(W, Z, Y, W); } set { X = value.X; Z = value.Y; Y = value.Z; W = value.W; } }
|
|
|
|
#endregion
|
|
|
|
#endregion
|
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#region Operators
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/// <summary>
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/// Adds two instances.
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/// </summary>
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/// <param name="left">The first instance.</param>
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/// <param name="right">The second instance.</param>
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/// <returns>The result of the calculation.</returns>
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public static Vector4d operator +(Vector4d left, Vector4d right)
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{
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left.X += right.X;
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left.Y += right.Y;
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left.Z += right.Z;
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left.W += right.W;
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return left;
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}
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/// <summary>
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/// Subtracts two instances.
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/// </summary>
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/// <param name="left">The first instance.</param>
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/// <param name="right">The second instance.</param>
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/// <returns>The result of the calculation.</returns>
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public static Vector4d operator -(Vector4d left, Vector4d right)
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{
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left.X -= right.X;
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left.Y -= right.Y;
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left.Z -= right.Z;
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left.W -= right.W;
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return left;
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}
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/// <summary>
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/// Negates an instance.
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/// </summary>
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/// <param name="vec">The instance.</param>
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/// <returns>The result of the calculation.</returns>
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public static Vector4d operator -(Vector4d vec)
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{
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vec.X = -vec.X;
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vec.Y = -vec.Y;
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vec.Z = -vec.Z;
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vec.W = -vec.W;
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return vec;
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}
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/// <summary>
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/// Multiplies an instance by a scalar.
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/// </summary>
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/// <param name="vec">The instance.</param>
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/// <param name="scale">The scalar.</param>
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/// <returns>The result of the calculation.</returns>
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public static Vector4d operator *(Vector4d vec, double scale)
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{
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vec.X *= scale;
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vec.Y *= scale;
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vec.Z *= scale;
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vec.W *= scale;
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return vec;
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}
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/// <summary>
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/// Multiplies an instance by a scalar.
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/// </summary>
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/// <param name="scale">The scalar.</param>
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/// <param name="vec">The instance.</param>
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/// <returns>The result of the calculation.</returns>
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public static Vector4d operator *(double scale, Vector4d vec)
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{
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vec.X *= scale;
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vec.Y *= scale;
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vec.Z *= scale;
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vec.W *= scale;
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return vec;
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}
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/// <summary>
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/// Component-wise multiplication between the specified instance by a scale vector.
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/// </summary>
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/// <param name="scale">Left operand.</param>
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/// <param name="vec">Right operand.</param>
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/// <returns>Result of multiplication.</returns>
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public static Vector4d operator *(Vector4d vec, Vector4d scale)
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{
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vec.X *= scale.X;
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vec.Y *= scale.Y;
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vec.Z *= scale.Z;
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vec.W *= scale.W;
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return vec;
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}
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/// <summary>
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/// Divides an instance by a scalar.
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/// </summary>
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/// <param name="vec">The instance.</param>
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/// <param name="scale">The scalar.</param>
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/// <returns>The result of the calculation.</returns>
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public static Vector4d operator /(Vector4d vec, double scale)
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{
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double mult = 1 / scale;
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vec.X *= mult;
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vec.Y *= mult;
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vec.Z *= mult;
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vec.W *= mult;
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return vec;
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}
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/// <summary>
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/// Compares two instances for equality.
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/// </summary>
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/// <param name="left">The first instance.</param>
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/// <param name="right">The second instance.</param>
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/// <returns>True, if left equals right; false otherwise.</returns>
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public static bool operator ==(Vector4d left, Vector4d right)
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{
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return left.Equals(right);
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}
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/// <summary>
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/// Compares two instances for inequality.
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/// </summary>
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/// <param name="left">The first instance.</param>
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/// <param name="right">The second instance.</param>
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/// <returns>True, if left does not equa lright; false otherwise.</returns>
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public static bool operator !=(Vector4d left, Vector4d right)
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{
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return !left.Equals(right);
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}
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/// <summary>
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/// Returns a pointer to the first element of the specified instance.
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/// </summary>
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/// <param name="v">The instance.</param>
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/// <returns>A pointer to the first element of v.</returns>
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[CLSCompliant(false)]
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unsafe public static explicit operator double*(Vector4d v)
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{
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return &v.X;
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}
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/// <summary>
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/// Returns a pointer to the first element of the specified instance.
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/// </summary>
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/// <param name="v">The instance.</param>
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/// <returns>A pointer to the first element of v.</returns>
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public static explicit operator IntPtr(Vector4d v)
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{
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unsafe
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{
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return (IntPtr)(&v.X);
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}
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}
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/// <summary>Converts OpenTK.Vector4 to OpenTK.Vector4d.</summary>
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/// <param name="v4">The Vector4 to convert.</param>
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/// <returns>The resulting Vector4d.</returns>
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public static explicit operator Vector4d(Vector4 v4)
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{
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return new Vector4d(v4.X, v4.Y, v4.Z, v4.W);
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}
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/// <summary>Converts OpenTK.Vector4d to OpenTK.Vector4.</summary>
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/// <param name="v4d">The Vector4d to convert.</param>
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/// <returns>The resulting Vector4.</returns>
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public static explicit operator Vector4(Vector4d v4d)
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{
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return new Vector4((float)v4d.X, (float)v4d.Y, (float)v4d.Z, (float)v4d.W);
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}
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#endregion
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#region Overrides
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#region public override string ToString()
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private static string listSeparator = System.Globalization.CultureInfo.CurrentCulture.TextInfo.ListSeparator;
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/// <summary>
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/// Returns a System.String that represents the current Vector4d.
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/// </summary>
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/// <returns></returns>
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public override string ToString()
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{
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return String.Format("({0}{4} {1}{4} {2}{4} {3})", X, Y, Z, W, listSeparator);
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}
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#endregion
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#region public override int GetHashCode()
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/// <summary>
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/// Returns the hashcode for this instance.
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/// </summary>
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/// <returns>A System.Int32 containing the unique hashcode for this instance.</returns>
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public override int GetHashCode()
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{
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return X.GetHashCode() ^ Y.GetHashCode() ^ Z.GetHashCode() ^ W.GetHashCode();
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}
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#endregion
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|
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#region public override bool Equals(object obj)
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|
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/// <summary>
|
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/// Indicates whether this instance and a specified object are equal.
|
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/// </summary>
|
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/// <param name="obj">The object to compare to.</param>
|
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/// <returns>True if the instances are equal; false otherwise.</returns>
|
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public override bool Equals(object obj)
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{
|
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if (!(obj is Vector4d))
|
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return false;
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|
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return this.Equals((Vector4d)obj);
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}
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|
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#endregion
|
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|
|
#endregion
|
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|
|
#endregion
|
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|
|
#region IEquatable<Vector4d> Members
|
|
|
|
/// <summary>Indicates whether the current vector is equal to another vector.</summary>
|
|
/// <param name="other">A vector to compare with this vector.</param>
|
|
/// <returns>true if the current vector is equal to the vector parameter; otherwise, false.</returns>
|
|
public bool Equals(Vector4d other)
|
|
{
|
|
return
|
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X == other.X &&
|
|
Y == other.Y &&
|
|
Z == other.Z &&
|
|
W == other.W;
|
|
}
|
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|
|
#endregion
|
|
}
|
|
} |