Matrix2x3 and Matrix2x4 implementatinos

This commit is contained in:
Robert Rouhani 2013-01-19 23:58:30 -08:00
parent 5438f941dc
commit f10af59c14
4 changed files with 1098 additions and 94 deletions

View file

@ -47,7 +47,7 @@ namespace OpenTK
/// <summary>
/// The identity matrix.
/// </summary>
public static Matrix2 Identity = new Matrix2(Vector2.UnitX, Vector2.UnitY);
public static readonly Matrix2 Identity = new Matrix2(Vector2.UnitX, Vector2.UnitY);
/// <summary>
/// The zero matrix.
@ -169,7 +169,17 @@ namespace OpenTK
#region Instance
#region public void Transpose()
/// <summary>
/// Converts this instance to it's transpose.
/// </summary>
public void Transpose()
{
this = Matrix2.Transpose(this);
}
#endregion
#endregion
@ -530,7 +540,7 @@ namespace OpenTK
/// <returns>A new Matrix2 which holds the result of the multiplication</returns>
public static Matrix2 operator *(float left, Matrix2 right)
{
return Matrix2.Mult(right, left);
return Mult(right, left);
}
/// <summary>
@ -541,7 +551,7 @@ namespace OpenTK
/// <returns>A new Matrix2 which holds the result of the multiplication</returns>
public static Matrix2 operator *(Matrix2 left, float right)
{
return Matrix2.Mult(left, right);
return Mult(left, right);
}
/// <summary>
@ -552,7 +562,7 @@ namespace OpenTK
/// <returns>A new Matrix2 which holds the result of the multiplication</returns>
public static Matrix2 operator *(Matrix2 left, Matrix2 right)
{
return Matrix2.Mult(left, right);
return Mult(left, right);
}
/// <summary>
@ -563,7 +573,7 @@ namespace OpenTK
/// <returns>A new Matrix2x3 which holds the result of the multiplication</returns>
public static Matrix2x3 operator *(Matrix2 left, Matrix2x3 right)
{
return Matrix2.Mult(left, right);
return Mult(left, right);
}
/// <summary>
@ -574,7 +584,7 @@ namespace OpenTK
/// <returns>A new Matrix2x4 which holds the result of the multiplication</returns>
public static Matrix2x4 operator *(Matrix2 left, Matrix2x4 right)
{
return Matrix2.Mult(left, right);
return Mult(left, right);
}
/// <summary>
@ -585,7 +595,7 @@ namespace OpenTK
/// <returns>A new Matrix2 which holds the result of the addition</returns>
public static Matrix2 operator +(Matrix2 left, Matrix2 right)
{
return Matrix2.Add(left, right);
return Add(left, right);
}
/// <summary>
@ -596,7 +606,7 @@ namespace OpenTK
/// <returns>A new Matrix2 which holds the result of the subtraction</returns>
public static Matrix2 operator -(Matrix2 left, Matrix2 right)
{
return Matrix2.Subtract(left, right);
return Subtract(left, right);
}
/// <summary>

View file

@ -47,7 +47,7 @@ namespace OpenTK
/// <summary>
/// The zero matrix.
/// </summary>
public static Matrix2x3 Zero = new Matrix2x3(Vector3.Zero, Vector3.Zero);
public static readonly Matrix2x3 Zero = new Matrix2x3(Vector3.Zero, Vector3.Zero);
#endregion
@ -174,12 +174,435 @@ namespace OpenTK
#region Static
#region CreateRotation
/// <summary>
/// Builds a rotation matrix.
/// </summary>
/// <param name="angle">The counter-clockwise angle in radians.</param>
/// <param name="result">The resulting Matrix2x3 instance.</param>
public static void CreateRotation(float angle, out Matrix2x3 result)
{
float cos = (float)System.Math.Cos(angle);
float sin = (float)System.Math.Sin(angle);
result.Row0.X = cos;
result.Row0.Y = sin;
result.Row0.Z = 0;
result.Row1.X = -sin;
result.Row1.Y = cos;
result.Row1.Z = 0;
}
/// <summary>
/// Builds a rotation matrix.
/// </summary>
/// <param name="angle">The counter-clockwise angle in radians.</param>
/// <returns>The resulting Matrix2x3 instance.</returns>
public static Matrix2x3 CreateRotation(float angle)
{
Matrix2x3 result;
CreateRotation(angle, out result);
return result;
}
#endregion
#region CreateScale
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Single scale factor for the x, y, and z axes.</param>
/// <param name="result">A scale matrix.</param>
public static void CreateScale(float scale, out Matrix2x3 result)
{
result.Row0.X = scale;
result.Row0.Y = 0;
result.Row0.Z = 0;
result.Row1.X = 0;
result.Row1.Y = scale;
result.Row1.Z = 0;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Single scale factor for the x and y axes.</param>
/// <returns>A scale matrix.</returns>
public static Matrix2x3 CreateScale(float scale)
{
Matrix2x3 result;
CreateScale(scale, out result);
return result;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Scale factors for the x and y axes.</param>
/// <param name="result">A scale matrix.</param>
public static void CreateScale(Vector2 scale, out Matrix2x3 result)
{
result.Row0.X = scale.X;
result.Row0.Y = 0;
result.Row0.Z = 0;
result.Row1.X = 0;
result.Row1.Y = scale.Y;
result.Row1.Z = 0;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Scale factors for the x and y axes.</param>
/// <returns>A scale matrix.</returns>
public static Matrix2x3 CreateScale(Vector2 scale)
{
Matrix2x3 result;
CreateScale(scale, out result);
return result;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="x">Scale factor for the x axis.</param>
/// <param name="y">Scale factor for the y axis.</param>
/// <param name="result">A scale matrix.</param>
public static void CreateScale(float x, float y, out Matrix2x3 result)
{
result.Row0.X = x;
result.Row0.Y = 0;
result.Row0.Z = 0;
result.Row1.X = 0;
result.Row1.Y = y;
result.Row1.Z = 0;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="x">Scale factor for the x axis.</param>
/// <param name="y">Scale factor for the y axis.</param>
/// <returns>A scale matrix.</returns>
public static Matrix2x3 CreateScale(float x, float y)
{
Matrix2x3 result;
CreateScale(x, y, out result);
return result;
}
#endregion
#region Multiply Functions
/// <summary>
/// Multiplies and instance by a scalar.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x3 left, float right, out Matrix2x3 result)
{
result.Row0.X = left.Row0.X * right;
result.Row0.Y = left.Row0.Y * right;
result.Row0.Z = left.Row0.Z * right;
result.Row1.X = left.Row1.X * right;
result.Row1.Y = left.Row1.Y * right;
result.Row1.Z = left.Row1.Z * right;
}
/// <summary>
/// Multiplies and instance by a scalar.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2x3 Mult(Matrix2x3 left, float right)
{
Matrix2x3 result;
Mult(ref left, right, out result);
return result;
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x3 left, ref Matrix3x2 right, out Matrix2 result)
{
float lM11 = left.Row0.X, lM12 = left.Row0.Y, lM13 = left.Row0.Z,
lM21 = left.Row1.X, lM22 = left.Row1.Y, lM23 = left.Row1.Z,
rM11 = right.Row0.X, rM12 = right.Row0.Y,
rM21 = right.Row1.X, rM22 = right.Row1.Y,
rM31 = right.Row2.X, rM32 = right.Row2.Y;
result.Row0.X = ((lM11 * rM11) + (lM12 * rM21)) + (lM13 * rM31);
result.Row0.Y = ((lM11 * rM12) + (lM12 * rM22)) + (lM13 * rM32);
result.Row1.X = ((lM21 * rM11) + (lM22 * rM21)) + (lM23 * rM31);
result.Row1.Y = ((lM21 * rM12) + (lM22 * rM22)) + (lM23 * rM32);
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2 Mult(Matrix2x3 left, Matrix3x2 right)
{
Matrix2 result;
Mult(ref left, ref right, out result);
return result;
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x3 left, ref Matrix3 right, out Matrix2x3 result)
{
float lM11 = left.Row0.X, lM12 = left.Row0.Y, lM13 = left.Row0.Z,
lM21 = left.Row1.X, lM22 = left.Row1.Y, lM23 = left.Row1.Z,
rM11 = right.Row0.X, rM12 = right.Row0.Y, rM13 = right.Row0.Z,
rM21 = right.Row1.X, rM22 = right.Row1.Y, rM23 = right.Row1.Z,
rM31 = right.Row2.X, rm32 = right.Row2.Y, rM33 = right.Row2.Z;
result.Row0.X = ((lM11 * rM11) + (lM12 * rM21)) + (lM13 * rM31);
result.Row0.Y = ((lM11 * rM12) + (lM12 * rM22)) + (lM13 * rm32);
result.Row0.Z = ((lM11 * rM13) + (lM12 * rM23)) + (lM13 * rM33);
result.Row1.X = ((lM21 * rM11) + (lM22 * rM21)) + (lM23 * rM31);
result.Row1.Y = ((lM21 * rM12) + (lM22 * rM22)) + (lM23 * rm32);
result.Row1.Z = ((lM21 * rM13) + (lM22 * rM23)) + (lM23 * rM33);
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2x3 Mult(Matrix2x3 left, Matrix3 right)
{
Matrix2x3 result;
Mult(ref left, ref right, out result);
return result;
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x3 left, ref Matrix3x4 right, out Matrix2x4 result)
{
float lM11 = left.Row0.X, lM12 = left.Row0.Y, lM13 = left.Row0.Z,
lM21 = left.Row1.X, lM22 = left.Row1.Y, lM23 = left.Row1.Z,
rM11 = right.Row0.X, rM12 = right.Row0.Y, rM13 = right.Row0.Z, rM14 = right.Row0.W,
rM21 = right.Row1.X, rM22 = right.Row1.Y, rM23 = right.Row1.Z, rM24 = right.Row1.W,
rM31 = right.Row2.X, rm32 = right.Row2.Y, rM33 = right.Row2.Z, rM34 = right.Row2.W;
result.Row0.X = ((lM11 * rM11) + (lM12 * rM21)) + (lM13 * rM31);
result.Row0.Y = ((lM11 * rM12) + (lM12 * rM22)) + (lM13 * rm32);
result.Row0.Z = ((lM11 * rM13) + (lM12 * rM23)) + (lM13 * rM33);
result.Row0.W = ((lM11 * rM14) + (lM12 * rM24)) + (lM13 * rM34);
result.Row1.X = ((lM21 * rM11) + (lM22 * rM21)) + (lM23 * rM31);
result.Row1.Y = ((lM21 * rM12) + (lM22 * rM22)) + (lM23 * rm32);
result.Row1.Z = ((lM21 * rM13) + (lM22 * rM23)) + (lM23 * rM33);
result.Row1.W = ((lM21 * rM14) + (lM22 * rM24)) + (lM23 * rM34);
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2x4 Mult(Matrix2x3 left, Matrix3x4 right)
{
Matrix2x4 result;
Mult(ref left, ref right, out result);
return result;
}
#endregion
#region Add
/// <summary>
/// Adds two instances.
/// </summary>
/// <param name="left">The left operand of the addition.</param>
/// <param name="right">The right operand of the addition.</param>
/// <param name="result">A new instance that is the result of the addition.</param>
public static void Add(ref Matrix2x3 left, ref Matrix2x3 right, out Matrix2x3 result)
{
result.Row0.X = left.Row0.X + right.Row0.X;
result.Row0.Y = left.Row0.Y + right.Row0.Y;
result.Row0.Z = left.Row0.Z + right.Row0.Z;
result.Row1.X = left.Row1.X + right.Row1.X;
result.Row1.Y = left.Row1.Y + right.Row1.Y;
result.Row1.Z = left.Row1.Z + right.Row1.Z;
}
/// <summary>
/// Adds two instances.
/// </summary>
/// <param name="left">The left operand of the addition.</param>
/// <param name="right">The right operand of the addition.</param>
/// <returns>A new instance that is the result of the addition.</returns>
public static Matrix2x3 Add(Matrix2x3 left, Matrix2x3 right)
{
Matrix2x3 result;
Add(ref left, ref right, out result);
return result;
}
#endregion
#region Subtract
/// <summary>
/// Subtracts two instances.
/// </summary>
/// <param name="left">The left operand of the subtraction.</param>
/// <param name="right">The right operand of the subtraction.</param>
/// <param name="result">A new instance that is the result of the subtraction.</param>
public static void Subtract(ref Matrix2x3 left, ref Matrix2x3 right, out Matrix2x3 result)
{
result.Row0.X = left.Row0.X - right.Row0.X;
result.Row0.Y = left.Row0.Y - right.Row0.Y;
result.Row0.Z = left.Row0.Z - right.Row0.Z;
result.Row1.X = left.Row1.X - right.Row1.X;
result.Row1.Y = left.Row1.Y - right.Row1.Y;
result.Row1.Z = left.Row1.Z - right.Row1.Z;
}
/// <summary>
/// Subtracts two instances.
/// </summary>
/// <param name="left">The left operand of the subtraction.</param>
/// <param name="right">The right operand of the subtraction.</param>
/// <returns>A new instance that is the result of the subtraction.</returns>
public static Matrix2x3 Subtract(Matrix2x3 left, Matrix2x3 right)
{
Matrix2x3 result;
Subtract(ref left, ref right, out result);
return result;
}
#endregion
#region Invert Functions
#endregion
#region Transpose
/// <summary>
/// Calculate the transpose of the given matrix.
/// </summary>
/// <param name="mat">The matrix to transpose.</param>
/// <param name="result">The transpose of the given matrix.</param>
public static void Transpose(ref Matrix2x3 mat, out Matrix3x2 result)
{
result.Row0.X = mat.Row0.X;
result.Row0.Y = mat.Row1.X;
result.Row1.X = mat.Row0.Y;
result.Row1.Y = mat.Row1.Y;
result.Row2.X = mat.Row0.Z;
result.Row2.Y = mat.Row1.Z;
}
#endregion
#endregion
#region Operators
/// <summary>
/// Scalar multiplication.
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x3 which holds the result of the multiplication</returns>
public static Matrix2x3 operator *(float left, Matrix2x3 right)
{
return Mult(right, left);
}
/// <summary>
/// Scalar multiplication.
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x3 which holds the result of the multiplication</returns>
public static Matrix2x3 operator *(Matrix2x3 left, float right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix multiplication
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2 which holds the result of the multiplication</returns>
public static Matrix2 operator *(Matrix2x3 left, Matrix3x2 right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix multiplication
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x3 which holds the result of the multiplication</returns>
public static Matrix2x3 operator *(Matrix2x3 left, Matrix3 right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix multiplication
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x4 which holds the result of the multiplication</returns>
public static Matrix2x4 operator *(Matrix2x3 left, Matrix3x4 right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix addition
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x3 which holds the result of the addition</returns>
public static Matrix2x3 operator +(Matrix2x3 left, Matrix2x3 right)
{
return Add(left, right);
}
/// <summary>
/// Matrix subtraction
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x3 which holds the result of the subtraction</returns>
public static Matrix2x3 operator -(Matrix2x3 left, Matrix2x3 right)
{
return Subtract(left, right);
}
/// <summary>
/// Compares two instances for equality.
/// </summary>

View file

@ -27,111 +27,667 @@ using System.Runtime.InteropServices;
namespace OpenTK
{
public struct Matrix2x4 : IEquatable<Matrix2x4>
{
#region Fields
public struct Matrix2x4 : IEquatable<Matrix2x4>
{
#region Fields
public Vector4 Row0;
public Vector4 Row1;
/// <summary>
/// Top row of the matrix.
/// </summary>
public Vector4 Row0;
/// <summary>
/// The zero matrix.
/// </summary>
public static Matrix2x4 Zero = new Matrix2x4(Vector4.Zero, Vector4.Zero);
/// <summary>
/// Bottom row of the matrix.
/// </summary>
public Vector4 Row1;
#endregion
/// <summary>
/// The zero matrix.
/// </summary>
public static readonly Matrix2x4 Zero = new Matrix2x4(Vector4.Zero, Vector4.Zero);
#region Constructors
#endregion
public Matrix2x4(Vector4 row0, Vector4 row1)
{
Row0 = row0;
Row1 = row1;
}
#region Constructors
public Matrix2x4(
float m00, float m01, float m02, float m03,
float m10, float m11, float m12, float m13)
{
Row0 = new Vector4(m00, m01, m02, m03);
Row1 = new Vector4(m10, m11, m12, m13);
}
/// <summary>
/// Constructs a new instance.
/// </summary>
/// <param name="row0">Top row of the matrix.</param>
/// <param name="row1">Bottom row of the matrix.</param>
public Matrix2x4(Vector4 row0, Vector4 row1)
{
Row0 = row0;
Row1 = row1;
}
#endregion
/// <summary>
/// Constructs a new instance
/// </summary>
/// <param name="m00">First item of the first row of the matrix.</param>
/// <param name="m01">Second item of the first row of the matrix.</param>
/// <param name="m02">Third item of the first row of the matrix.</param>
/// <param name="m03">Fourth item of the first row of the matrix.</param>
/// <param name="m10">First item of the second row of the matrix.</param>
/// <param name="m11">Second item of the second row of the matrix.</param>
/// <param name="m12">Third item of the second row of the matrix.</param>
/// <param name="m13">Fourth item of the second row of the matrix.</param>
public Matrix2x4(
float m00, float m01, float m02, float m03,
float m10, float m11, float m12, float m13)
{
Row0 = new Vector4(m00, m01, m02, m03);
Row1 = new Vector4(m10, m11, m12, m13);
}
#region Public Members
#endregion
#region Properties
#region Public Members
public Vector2 Column0
{
get { return new Vector2(Row0.X, Row1.X); }
set { Row0.X = value.X; Row1.X = value.Y; }
}
#region Properties
public Vector2 Column1
{
get { return new Vector2(Row0.Y, Row1.Y); }
set { Row0.Y = value.X; Row1.Y = value.Y; }
}
public Vector2 Column0
{
get { return new Vector2(Row0.X, Row1.X); }
set { Row0.X = value.X; Row1.X = value.Y; }
}
public Vector2 Column2
{
get { return new Vector2(Row0.Z, Row1.Z); }
set { Row0.Z = value.X; Row1.Z = value.Y; }
}
public Vector2 Column1
{
get { return new Vector2(Row0.Y, Row1.Y); }
set { Row0.Y = value.X; Row1.Y = value.Y; }
}
public Vector2 Column3
{
get { return new Vector2(Row0.W, Row1.W); }
set { Row0.W = value.X; Row1.W = value.Y; }
}
public Vector2 Column2
{
get { return new Vector2(Row0.Z, Row1.Z); }
set { Row0.Z = value.X; Row1.Z = value.Y; }
}
public float M11 { get { return Row0.X; } set { Row0.X = value; } }
public float M12 { get { return Row0.Y; } set { Row0.Y = value; } }
public float M13 { get { return Row0.Z; } set { Row0.Z = value; } }
public float M14 { get { return Row0.W; } set { Row0.W = value; } }
public float M21 { get { return Row1.X; } set { Row1.X = value; } }
public float M22 { get { return Row1.Y; } set { Row1.Y = value; } }
public float M23 { get { return Row1.Z; } set { Row1.Z = value; } }
public float M24 { get { return Row1.W; } set { Row1.W = value; } }
public Vector2 Column3
{
get { return new Vector2(Row0.W, Row1.W); }
set { Row0.W = value.X; Row1.W = value.Y; }
}
#endregion
public float M11 { get { return Row0.X; } set { Row0.X = value; } }
public float M12 { get { return Row0.Y; } set { Row0.Y = value; } }
public float M13 { get { return Row0.Z; } set { Row0.Z = value; } }
public float M14 { get { return Row0.W; } set { Row0.W = value; } }
public float M21 { get { return Row1.X; } set { Row1.X = value; } }
public float M22 { get { return Row1.Y; } set { Row1.Y = value; } }
public float M23 { get { return Row1.Z; } set { Row1.Z = value; } }
public float M24 { get { return Row1.W; } set { Row1.W = value; } }
#region Indexers
#endregion
/// <summary>
/// Gets or sets the value at a specified row and column.
/// </summary>
public float this[int rowIndex, int columnIndex]
{
get
{
if (rowIndex == 0) return Row0[columnIndex];
else if (rowIndex == 1) return Row1[columnIndex];
throw new IndexOutOfRangeException("You tried to access this matrix at: (" + rowIndex + ", " + columnIndex + ")");
}
set
{
if (rowIndex == 0) Row0[columnIndex] = value;
else if (rowIndex == 1) Row1[columnIndex] = value;
throw new IndexOutOfRangeException("You tried to set this matrix at: (" + rowIndex + ", " + columnIndex + ")");
}
}
#region Indexers
#endregion
/// <summary>
/// Gets or sets the value at a specified row and column.
/// </summary>
public float this[int rowIndex, int columnIndex]
{
get
{
if (rowIndex == 0) return Row0[columnIndex];
else if (rowIndex == 1) return Row1[columnIndex];
throw new IndexOutOfRangeException("You tried to access this matrix at: (" + rowIndex + ", " + columnIndex + ")");
}
set
{
if (rowIndex == 0) Row0[columnIndex] = value;
else if (rowIndex == 1) Row1[columnIndex] = value;
throw new IndexOutOfRangeException("You tried to set this matrix at: (" + rowIndex + ", " + columnIndex + ")");
}
}
#endregion
#endregion
#region IEquatable<Matrix2x4> Members
#region Static
public bool Equals(Matrix2x4 other)
{
return
Row0 == other.Row0 &&
Row1 == other.Row1;
}
#region CreateRotation
#endregion
}
/// <summary>
/// Builds a rotation matrix.
/// </summary>
/// <param name="angle">The counter-clockwise angle in radians.</param>
/// <param name="result">The resulting Matrix2x4 instance.</param>
public static void CreateRotation(float angle, out Matrix2x4 result)
{
float cos = (float)System.Math.Cos(angle);
float sin = (float)System.Math.Sin(angle);
result.Row0.X = cos;
result.Row0.Y = sin;
result.Row0.Z = 0;
result.Row0.W = 0;
result.Row1.X = -sin;
result.Row1.Y = cos;
result.Row1.Z = 0;
result.Row1.W = 0;
}
/// <summary>
/// Builds a rotation matrix.
/// </summary>
/// <param name="angle">The counter-clockwise angle in radians.</param>
/// <returns>The resulting Matrix2x3 instance.</returns>
public static Matrix2x4 CreateRotation(float angle)
{
Matrix2x4 result;
CreateRotation(angle, out result);
return result;
}
#endregion
#region CreateScale
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Single scale factor for the x, y, and z axes.</param>
/// <param name="result">A scale matrix.</param>
public static void CreateScale(float scale, out Matrix2x4 result)
{
result.Row0.X = scale;
result.Row0.Y = 0;
result.Row0.Z = 0;
result.Row0.W = 0;
result.Row1.X = 0;
result.Row1.Y = scale;
result.Row1.Z = 0;
result.Row1.W = 0;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Single scale factor for the x and y axes.</param>
/// <returns>A scale matrix.</returns>
public static Matrix2x4 CreateScale(float scale)
{
Matrix2x4 result;
CreateScale(scale, out result);
return result;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Scale factors for the x and y axes.</param>
/// <param name="result">A scale matrix.</param>
public static void CreateScale(Vector2 scale, out Matrix2x4 result)
{
result.Row0.X = scale.X;
result.Row0.Y = 0;
result.Row0.Z = 0;
result.Row0.W = 0;
result.Row1.X = 0;
result.Row1.Y = scale.Y;
result.Row1.Z = 0;
result.Row1.W = 0;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="scale">Scale factors for the x and y axes.</param>
/// <returns>A scale matrix.</returns>
public static Matrix2x4 CreateScale(Vector2 scale)
{
Matrix2x4 result;
CreateScale(scale, out result);
return result;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="x">Scale factor for the x axis.</param>
/// <param name="y">Scale factor for the y axis.</param>
/// <param name="result">A scale matrix.</param>
public static void CreateScale(float x, float y, out Matrix2x4 result)
{
result.Row0.X = x;
result.Row0.Y = 0;
result.Row0.Z = 0;
result.Row0.W = 0;
result.Row1.X = 0;
result.Row1.Y = y;
result.Row1.Z = 0;
result.Row1.W = 0;
}
/// <summary>
/// Creates a scale matrix.
/// </summary>
/// <param name="x">Scale factor for the x axis.</param>
/// <param name="y">Scale factor for the y axis.</param>
/// <returns>A scale matrix.</returns>
public static Matrix2x4 CreateScale(float x, float y)
{
Matrix2x4 result;
CreateScale(x, y, out result);
return result;
}
#endregion
#region Multiply Functions
/// <summary>
/// Multiplies and instance by a scalar.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x4 left, float right, out Matrix2x4 result)
{
result.Row0.X = left.Row0.X * right;
result.Row0.Y = left.Row0.Y * right;
result.Row0.Z = left.Row0.Z * right;
result.Row0.W = left.Row0.W * right;
result.Row1.X = left.Row1.X * right;
result.Row1.Y = left.Row1.Y * right;
result.Row1.Z = left.Row1.Z * right;
result.Row1.W = left.Row1.W * right;
}
/// <summary>
/// Multiplies and instance by a scalar.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2x4 Mult(Matrix2x4 left, float right)
{
Matrix2x4 result;
Mult(ref left, right, out result);
return result;
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x4 left, ref Matrix4x2 right, out Matrix2 result)
{
float lM11 = left.Row0.X, lM12 = left.Row0.Y, lM13 = left.Row0.Z, lM14 = left.Row0.W,
lM21 = left.Row1.X, lM22 = left.Row1.Y, lM23 = left.Row1.Z, lM24 = left.Row1.W,
rM11 = right.Row0.X, rM12 = right.Row0.Y,
rM21 = right.Row1.X, rM22 = right.Row1.Y,
rM31 = right.Row2.X, rM32 = right.Row2.Y,
rM41 = right.Row3.X, rM42 = right.Row3.Y;
result.Row0.X = (((lM11 * rM11) + (lM12 * rM21)) + (lM13 * rM31)) + (lM14 * rM41);
result.Row0.Y = (((lM11 * rM12) + (lM12 * rM22)) + (lM13 * rM32)) + (lM14 * rM42);
result.Row1.X = (((lM21 * rM11) + (lM22 * rM21)) + (lM23 * rM31)) + (lM24 * rM41);
result.Row1.Y = (((lM21 * rM12) + (lM22 * rM22)) + (lM23 * rM32)) + (lM24 * rM42);
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2 Mult(Matrix2x4 left, Matrix4x2 right)
{
Matrix2 result;
Mult(ref left, ref right, out result);
return result;
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x4 left, ref Matrix4x3 right, out Matrix2x3 result)
{
float lM11 = left.Row0.X, lM12 = left.Row0.Y, lM13 = left.Row0.Z, lM14 = left.Row0.W,
lM21 = left.Row1.X, lM22 = left.Row1.Y, lM23 = left.Row1.Z, lM24 = left.Row1.W,
rM11 = right.Row0.X, rM12 = right.Row0.Y, rM13 = right.Row0.Z,
rM21 = right.Row1.X, rM22 = right.Row1.Y, rM23 = right.Row1.Z,
rM31 = right.Row2.X, rM32 = right.Row2.Y, rM33 = right.Row2.Z,
rM41 = right.Row3.X, rM42 = right.Row3.Y, rM43 = right.Row3.Z;
result.Row0.X = (((lM11 * rM11) + (lM12 * rM21)) + (lM13 * rM31)) + (lM14 * rM41);
result.Row0.Y = (((lM11 * rM12) + (lM12 * rM22)) + (lM13 * rM32)) + (lM14 * rM42);
result.Row0.Z = (((lM11 * rM13) + (lM12 * rM23)) + (lM13 * rM33)) + (lM14 * rM43);
result.Row1.X = (((lM21 * rM11) + (lM22 * rM21)) + (lM23 * rM31)) + (lM24 * rM41);
result.Row1.Y = (((lM21 * rM12) + (lM22 * rM22)) + (lM23 * rM32)) + (lM24 * rM42);
result.Row1.Z = (((lM21 * rM13) + (lM22 * rM23)) + (lM23 * rM33)) + (lM24 * rM43);
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2x3 Mult(Matrix2x4 left, Matrix4x3 right)
{
Matrix2x3 result;
Mult(ref left, ref right, out result);
return result;
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <param name="result">A new instance that is the result of the multiplication.</param>
public static void Mult(ref Matrix2x4 left, ref Matrix4 right, out Matrix2x4 result)
{
float lM11 = left.Row0.X, lM12 = left.Row0.Y, lM13 = left.Row0.Z, lM14 = left.Row0.W,
lM21 = left.Row1.X, lM22 = left.Row1.Y, lM23 = left.Row1.Z, lM24 = left.Row1.W,
rM11 = right.Row0.X, rM12 = right.Row0.Y, rM13 = right.Row0.Z, rM14 = right.Row0.W,
rM21 = right.Row1.X, rM22 = right.Row1.Y, rM23 = right.Row1.Z, rM24 = right.Row1.W,
rM31 = right.Row2.X, rM32 = right.Row2.Y, rM33 = right.Row2.Z, rM34 = right.Row2.W,
rM41 = right.Row3.X, rM42 = right.Row3.Y, rM43 = right.Row3.Z, rM44 = right.Row3.W;
result.Row0.X = (((lM11 * rM11) + (lM12 * rM21)) + (lM13 * rM31)) + (lM14 * rM41);
result.Row0.Y = (((lM11 * rM12) + (lM12 * rM22)) + (lM13 * rM32)) + (lM14 * rM42);
result.Row0.Z = (((lM11 * rM13) + (lM12 * rM23)) + (lM13 * rM33)) + (lM14 * rM43);
result.Row0.W = (((lM11 * rM14) + (lM12 * rM24)) + (lM13 * rM34)) + (lM14 * rM44);
result.Row1.X = (((lM21 * rM11) + (lM22 * rM21)) + (lM23 * rM31)) + (lM24 * rM41);
result.Row1.Y = (((lM21 * rM12) + (lM22 * rM22)) + (lM23 * rM32)) + (lM24 * rM42);
result.Row1.Z = (((lM21 * rM13) + (lM22 * rM23)) + (lM23 * rM33)) + (lM24 * rM43);
result.Row1.W = (((lM21 * rM14) + (lM22 * rM24)) + (lM23 * rM34)) + (lM24 * rM44);
}
/// <summary>
/// Multiplies two instances.
/// </summary>
/// <param name="left">The left operand of the multiplication.</param>
/// <param name="right">The right operand of the multiplication.</param>
/// <returns>A new instance that is the result of the multiplication.</returns>
public static Matrix2x4 Mult(Matrix2x4 left, Matrix4 right)
{
Matrix2x4 result;
Mult(ref left, ref right, out result);
return result;
}
#endregion
#region Add
/// <summary>
/// Adds two instances.
/// </summary>
/// <param name="left">The left operand of the addition.</param>
/// <param name="right">The right operand of the addition.</param>
/// <param name="result">A new instance that is the result of the addition.</param>
public static void Add(ref Matrix2x4 left, ref Matrix2x4 right, out Matrix2x4 result)
{
result.Row0.X = left.Row0.X + right.Row0.X;
result.Row0.Y = left.Row0.Y + right.Row0.Y;
result.Row0.Z = left.Row0.Z + right.Row0.Z;
result.Row0.W = left.Row0.W + right.Row0.W;
result.Row1.X = left.Row1.X + right.Row1.X;
result.Row1.Y = left.Row1.Y + right.Row1.Y;
result.Row1.Z = left.Row1.Z + right.Row1.Z;
result.Row1.W = left.Row1.W + right.Row1.W;
}
/// <summary>
/// Adds two instances.
/// </summary>
/// <param name="left">The left operand of the addition.</param>
/// <param name="right">The right operand of the addition.</param>
/// <returns>A new instance that is the result of the addition.</returns>
public static Matrix2x4 Add(Matrix2x4 left, Matrix2x4 right)
{
Matrix2x4 result;
Add(ref left, ref right, out result);
return result;
}
#endregion
#region Subtract
/// <summary>
/// Subtracts two instances.
/// </summary>
/// <param name="left">The left operand of the subtraction.</param>
/// <param name="right">The right operand of the subtraction.</param>
/// <param name="result">A new instance that is the result of the subtraction.</param>
public static void Subtract(ref Matrix2x4 left, ref Matrix2x4 right, out Matrix2x4 result)
{
result.Row0.X = left.Row0.X - right.Row0.X;
result.Row0.Y = left.Row0.Y - right.Row0.Y;
result.Row0.Z = left.Row0.Z - right.Row0.Z;
result.Row0.W = left.Row0.W - right.Row0.W;
result.Row1.X = left.Row1.X - right.Row1.X;
result.Row1.Y = left.Row1.Y - right.Row1.Y;
result.Row1.Z = left.Row1.Z - right.Row1.Z;
result.Row1.W = left.Row1.W - right.Row1.W;
}
/// <summary>
/// Subtracts two instances.
/// </summary>
/// <param name="left">The left operand of the subtraction.</param>
/// <param name="right">The right operand of the subtraction.</param>
/// <returns>A new instance that is the result of the subtraction.</returns>
public static Matrix2x4 Subtract(Matrix2x4 left, Matrix2x4 right)
{
Matrix2x4 result;
Subtract(ref left, ref right, out result);
return result;
}
#endregion
#region Invert Functions
#endregion
#region Transpose
/// <summary>
/// Calculate the transpose of the given matrix.
/// </summary>
/// <param name="mat">The matrix to transpose.</param>
/// <param name="result">The transpose of the given matrix.</param>
public static void Transpose(ref Matrix2x4 mat, out Matrix4x2 result)
{
result.Row0.X = mat.Row0.X;
result.Row0.Y = mat.Row1.X;
result.Row1.X = mat.Row0.Y;
result.Row1.Y = mat.Row1.Y;
result.Row2.X = mat.Row0.Z;
result.Row2.Y = mat.Row1.Z;
result.Row3.X = mat.Row0.W;
result.Row3.Y = mat.Row1.W;
}
/// <summary>
/// Calculate the transpose of the given matrix.
/// </summary>
/// <param name="mat">The matrix to transpose.</param>
/// <returns>The transpose of the given matrix.</returns>
public static Matrix4x2 Transpose(Matrix2x4 mat)
{
Matrix4x2 result;
Transpose(ref mat, out result);
return result;
}
#endregion
#endregion
#region Operators
/// <summary>
/// Scalar multiplication.
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x4 which holds the result of the multiplication</returns>
public static Matrix2x4 operator *(float left, Matrix2x4 right)
{
return Mult(right, left);
}
/// <summary>
/// Scalar multiplication.
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x4 which holds the result of the multiplication</returns>
public static Matrix2x4 operator *(Matrix2x4 left, float right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix multiplication
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2 which holds the result of the multiplication</returns>
public static Matrix2 operator *(Matrix2x4 left, Matrix4x2 right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix multiplication
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x3 which holds the result of the multiplication</returns>
public static Matrix2x3 operator *(Matrix2x4 left, Matrix4x3 right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix multiplication
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x4 which holds the result of the multiplication</returns>
public static Matrix2x4 operator *(Matrix2x4 left, Matrix4 right)
{
return Mult(left, right);
}
/// <summary>
/// Matrix addition
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2 which holds the result of the addition</returns>
public static Matrix2x4 operator +(Matrix2x4 left, Matrix2x4 right)
{
return Add(left, right);
}
/// <summary>
/// Matrix subtraction
/// </summary>
/// <param name="left">left-hand operand</param>
/// <param name="right">right-hand operand</param>
/// <returns>A new Matrix2x4 which holds the result of the subtraction</returns>
public static Matrix2x4 operator -(Matrix2x4 left, Matrix2x4 right)
{
return Subtract(left, right);
}
/// <summary>
/// Compares two instances for equality.
/// </summary>
/// <param name="left">The first instance.</param>
/// <param name="right">The second instance.</param>
/// <returns>True, if left equals right; false otherwise.</returns>
public static bool operator ==(Matrix2x4 left, Matrix2x4 right)
{
return left.Equals(right);
}
/// <summary>
/// Compares two instances for inequality.
/// </summary>
/// <param name="left">The first instance.</param>
/// <param name="right">The second instance.</param>
/// <returns>True, if left does not equal right; false otherwise.</returns>
public static bool operator !=(Matrix2x4 left, Matrix2x4 right)
{
return !left.Equals(right);
}
#endregion
#region Overrides
#region public override string ToString()
/// <summary>
/// Returns a System.String that represents the current Matrix4.
/// </summary>
/// <returns>The string representation of the matrix.</returns>
public override string ToString()
{
return String.Format("{0}\n{1}", Row0, Row1);
}
#endregion
#region public override int GetHashCode()
/// <summary>
/// Returns the hashcode for this instance.
/// </summary>
/// <returns>A System.Int32 containing the unique hashcode for this instance.</returns>
public override int GetHashCode()
{
return Row0.GetHashCode() ^ Row1.GetHashCode();
}
#endregion
#region public override bool Equals(object obj)
/// <summary>
/// Indicates whether this instance and a specified object are equal.
/// </summary>
/// <param name="obj">The object to compare to.</param>
/// <returns>True if the instances are equal; false otherwise.</returns>
public override bool Equals(object obj)
{
if (!(obj is Matrix2x4))
return false;
return this.Equals((Matrix2x4)obj);
}
#endregion
#endregion
#endregion
#region IEquatable<Matrix2x4> Members
public bool Equals(Matrix2x4 other)
{
return
Row0 == other.Row0 &&
Row1 == other.Row1;
}
#endregion
}
}

View file

@ -55,6 +55,12 @@ namespace OpenTK
#region Constructors
/// <summary>
/// Constructs a new instance.
/// </summary>
/// <param name="row0">Top row of the matrix.</param>
/// <param name="row1">Second row of the matrix.</param>
/// <param name="row2">Bottom row of the matrix.</param>
public Matrix3x2(Vector2 row0, Vector2 row1, Vector2 row2)
{
Row0 = row0;
@ -62,6 +68,15 @@ namespace OpenTK
Row2 = row2;
}
/// <summary>
/// Constructs a new instance
/// </summary>
/// <param name="m00">First item of the first row of the matrix.</param>
/// <param name="m01">Second item of the first row of the matrix.</param>
/// <param name="m10">First item of the second row of the matrix.</param>
/// <param name="m11">Second item of the second row of the matrix.</param>
/// <param name="m20">First item of the third row of the matrix.</param>
/// <param name="m21">Second item of the third row of the matrix.</param>
public Matrix3x2(
float m00, float m01,
float m10, float m11,