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126 lines
3.4 KiB
C#
126 lines
3.4 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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namespace OpenTK
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{
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public struct Matrix3x2 : IEquatable<Matrix3x2>
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{
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#region Fields
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public Vector2 Row0;
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public Vector2 Row1;
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public Vector2 Row2;
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#endregion
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#region Constructors
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public Matrix3x2(Vector2 row0, Vector2 row1, Vector2 row2)
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{
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Row0 = row0;
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Row1 = row1;
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Row2 = row2;
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}
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public Matrix3x2(
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float m00, float m01,
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float m10, float m11,
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float m20, float m21)
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{
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Row0 = new Vector2(m00, m01);
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Row1 = new Vector2(m10, m11);
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Row2 = new Vector2(m20, m21);
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}
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#endregion
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#region Public Members
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#region Properties
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public Vector3 Column0
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{
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get { return new Vector3(Row0.X, Row1.X, Row2.X); }
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set { Row0.X = value.X; Row1.X = value.Y; Row2.X = value.Z; }
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}
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public Vector3 Column1
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{
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get { return new Vector3(Row0.Y, Row1.Y, Row2.Y); }
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set { Row0.Y = value.X; Row1.Y = value.Y; Row2.Y = value.Z; }
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}
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public float M11 { get { return Row0.X; } set { Row0.X = value; } }
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public float M12 { get { return Row0.Y; } set { Row0.Y = value; } }
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public float M21 { get { return Row1.X; } set { Row1.X = value; } }
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public float M22 { get { return Row1.Y; } set { Row1.Y = value; } }
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public float M31 { get { return Row2.X; } set { Row2.X = value; } }
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public float M32 { get { return Row2.Y; } set { Row2.Y = value; } }
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#endregion
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#region Indexers
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/// <summary>
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/// Gets or sets the value at a specified row and column.
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/// </summary>
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public float this[int rowIndex, int columnIndex]
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{
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get
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{
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if (rowIndex == 0) return Row0[columnIndex];
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else if (rowIndex == 1) return Row1[columnIndex];
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else if (rowIndex == 2) return Row2[columnIndex];
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throw new IndexOutOfRangeException("You tried to access this matrix at: (" + rowIndex + ", " + columnIndex + ")");
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}
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set
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{
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if (rowIndex == 0) Row0[columnIndex] = value;
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else if (rowIndex == 1) Row1[columnIndex] = value;
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else if (rowIndex == 2) Row2[columnIndex] = value;
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throw new IndexOutOfRangeException("You tried to set this matrix at: (" + rowIndex + ", " + columnIndex + ")");
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}
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}
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#endregion
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#endregion
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#region IEquatable<Matrix3x2> Members
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public bool Equals(Matrix3x2 other)
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{
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return
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Row0 == other.Row0 &&
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Row1 == other.Row1 &&
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Row2 == other.Row2;
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}
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#endregion
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}
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}
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