Struct Matrix4x3d

Represents a 3x4 matrix.

Implements

IEquatable<Matrix4x3d>

Inherited Members

Object.Equals(Object, Object)

Object.ReferenceEquals(Object, Object)

Object.GetType()

Namespace: OpenTK

Assembly: OpenTK.dll

Syntax

[Serializable]
public struct Matrix4x3d : IEquatable<Matrix4x3d>

Constructors

Matrix4x3d(Vector3d, Vector3d, Vector3d, Vector3d)

Constructs a new instance.

Declaration

public Matrix4x3d(Vector3d row0, Vector3d row1, Vector3d row2, Vector3d row3)

Parameters

Type	Name	Description
Vector3d	row0	Top row of the matrix
Vector3d	row1	Second row of the matrix
Vector3d	row2	Third row of the matrix
Vector3d	row3	Bottom row of the matrix

Matrix4x3d(Double, Double, Double, Double, Double, Double, Double, Double, Double, Double, Double, Double)

Constructs a new instance.

Declaration

public Matrix4x3d(double m00, double m01, double m02, double m10, double m11, double m12, double m20, double m21, double m22, double m30, double m31, double m32)

Parameters

Type	Name	Description
Double	m00	First item of the first row of the matrix.
Double	m01	Second item of the first row of the matrix.
Double	m02	Third item of the first row of the matrix.
Double	m10	First item of the second row of the matrix.
Double	m11	Second item of the second row of the matrix.
Double	m12	Third item of the second row of the matrix.
Double	m20	First item of the third row of the matrix.
Double	m21	Second item of the third row of the matrix.
Double	m22	Third item of the third row of the matrix.
Double	m30	First item of the fourth row of the matrix.
Double	m31	Second item of the fourth row of the matrix.
Double	m32	Third item of the fourth row of the matrix.

Fields

Row0

Top row of the matrix

Declaration

public Vector3d Row0

Field Value

Type	Description
Vector3d

Row1

2nd row of the matrix

Declaration

public Vector3d Row1

Field Value

Type	Description
Vector3d

Row2

3rd row of the matrix

Declaration

public Vector3d Row2

Field Value

Type	Description
Vector3d

Row3

Bottom row of the matrix

Declaration

public Vector3d Row3

Field Value

Type	Description
Vector3d

Zero

The zero matrix

Declaration

public static Matrix4x3d Zero

Field Value

Type	Description
Matrix4x3d

Properties

Column0

Gets the first column of this matrix.

Declaration

public readonly Vector4d Column0 { get; }

Property Value

Type	Description
Vector4d

Column1

Gets the second column of this matrix.

Declaration

public readonly Vector4d Column1 { get; }

Property Value

Type	Description
Vector4d

Column2

Gets the third column of this matrix.

Declaration

public readonly Vector4d Column2 { get; }

Property Value

Type	Description
Vector4d

Diagonal

Gets or sets the values along the main diagonal of the matrix.

Declaration

public Vector3d Diagonal { get; set; }

Property Value

Type	Description
Vector3d

Item[Int32, Int32]

Gets or sets the value at a specified row and column.

Declaration

public double this[int rowIndex, int columnIndex] { get; set; }

Parameters

Type	Name	Description
Int32	rowIndex
Int32	columnIndex

Property Value

Type	Description
Double

M11

Gets or sets the value at row 1, column 1 of this instance.

Declaration

public double M11 { get; set; }

Property Value

Type	Description
Double

M12

Gets or sets the value at row 1, column 2 of this instance.

Declaration

public double M12 { get; set; }

Property Value

Type	Description
Double

M13

Gets or sets the value at row 1, column 3 of this instance.

Declaration

public double M13 { get; set; }

Property Value

Type	Description
Double

M21

Gets or sets the value at row 2, column 1 of this instance.

Declaration

public double M21 { get; set; }

Property Value

Type	Description
Double

M22

Gets or sets the value at row 2, column 2 of this instance.

Declaration

public double M22 { get; set; }

Property Value

Type	Description
Double

M23

Gets or sets the value at row 2, column 3 of this instance.

Declaration

public double M23 { get; set; }

Property Value

Type	Description
Double

M31

Gets or sets the value at row 3, column 1 of this instance.

Declaration

public double M31 { get; set; }

Property Value

Type	Description
Double

M32

Gets or sets the value at row 3, column 2 of this instance.

Declaration

public double M32 { get; set; }

Property Value

Type	Description
Double

M33

Gets or sets the value at row 3, column 3 of this instance.

Declaration

public double M33 { get; set; }

Property Value

Type	Description
Double

M41

Gets or sets the value at row 4, column 1 of this instance.

Declaration

public double M41 { get; set; }

Property Value

Type	Description
Double

M42

Gets or sets the value at row 4, column 2 of this instance.

Declaration

public double M42 { get; set; }

Property Value

Type	Description
Double

M43

Gets or sets the value at row 4, column 3 of this instance.

Declaration

public double M43 { get; set; }

Property Value

Type	Description
Double

Trace

Gets the trace of the matrix, the sum of the values along the diagonal.

Declaration

public readonly double Trace { get; }

Property Value

Type	Description
Double

Methods

Add(Matrix4x3d, Matrix4x3d)

Adds two instances.

Declaration

public static Matrix4x3d Add(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the addition.
Matrix4x3d	right	The right operand of the addition.

Returns

Type	Description
Matrix4x3d	A new instance that is the result of the addition.

Add(ref Matrix4x3d, ref Matrix4x3d, out Matrix4x3d)

Adds two instances.

Declaration

public static void Add(ref Matrix4x3d left, ref Matrix4x3d right, out Matrix4x3d result)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the addition.
Matrix4x3d	right	The right operand of the addition.
Matrix4x3d	result	A new instance that is the result of the addition.

CreateFromAxisAngle(Vector3d, Double)

Build a rotation matrix from the specified axis/angle rotation.

Declaration

public static Matrix4x3d CreateFromAxisAngle(Vector3d axis, double angle)

Parameters

Type	Name	Description
Vector3d	axis	The axis to rotate about.
Double	angle	Angle in radians to rotate counter-clockwise (looking in the direction of the given axis).

Returns

Type	Description
Matrix4x3d	A matrix instance.

CreateFromAxisAngle(Vector3d, Double, out Matrix4x3d)

Build a rotation matrix from the specified axis/angle rotation.

Declaration

public static void CreateFromAxisAngle(Vector3d axis, double angle, out Matrix4x3d result)

Parameters

Type	Name	Description
Vector3d	axis	The axis to rotate about.
Double	angle	Angle in radians to rotate counter-clockwise (looking in the direction of the given axis).
Matrix4x3d	result	A matrix instance.

CreateFromQuaternion(Quaternion)

Builds a rotation matrix from a quaternion.

Declaration

public static Matrix4x3d CreateFromQuaternion(Quaternion q)

Parameters

Type	Name	Description
Quaternion	q	The quaternion to rotate by.

Returns

Type	Description
Matrix4x3d	A matrix instance.

CreateFromQuaternion(ref Quaternion, out Matrix4x3d)

Builds a rotation matrix from a quaternion.

Declaration

public static void CreateFromQuaternion(ref Quaternion q, out Matrix4x3d result)

Parameters

Type	Name	Description
Quaternion	q	The quaternion to rotate by.
Matrix4x3d	result	A matrix instance.

CreateRotationX(Double)

Builds a rotation matrix for a rotation around the x-axis.

Declaration

public static Matrix4x3d CreateRotationX(double angle)

Parameters

Type	Name	Description
Double	angle	The counter-clockwise angle in radians.

Returns

Type	Description
Matrix4x3d	The resulting Matrix4dinstance.

CreateRotationX(Double, out Matrix4x3d)

Builds a rotation matrix for a rotation around the x-axis.

Declaration

public static void CreateRotationX(double angle, out Matrix4x3d result)

Parameters

Type	Name	Description
Double	angle	The counter-clockwise angle in radians.
Matrix4x3d	result	The resulting Matrix4dinstance.

CreateRotationY(Double)

Builds a rotation matrix for a rotation around the y-axis.

Declaration

public static Matrix4x3d CreateRotationY(double angle)

Parameters

Type	Name	Description
Double	angle	The counter-clockwise angle in radians.

Returns

Type	Description
Matrix4x3d	The resulting Matrix4dinstance.

CreateRotationY(Double, out Matrix4x3d)

Builds a rotation matrix for a rotation around the y-axis.

Declaration

public static void CreateRotationY(double angle, out Matrix4x3d result)

Parameters

Type	Name	Description
Double	angle	The counter-clockwise angle in radians.
Matrix4x3d	result	The resulting Matrix4dinstance.

CreateRotationZ(Double)

Builds a rotation matrix for a rotation around the z-axis.

Declaration

public static Matrix4x3d CreateRotationZ(double angle)

Parameters

Type	Name	Description
Double	angle	The counter-clockwise angle in radians.

Returns

Type	Description
Matrix4x3d	The resulting Matrix4dinstance.

CreateRotationZ(Double, out Matrix4x3d)

Builds a rotation matrix for a rotation around the z-axis.

Declaration

public static void CreateRotationZ(double angle, out Matrix4x3d result)

Parameters

Type	Name	Description
Double	angle	The counter-clockwise angle in radians.
Matrix4x3d	result	The resulting Matrix4dinstance.

CreateScale(Vector3d)

Build a scaling matrix

Declaration

public static Matrix4x3d CreateScale(Vector3d scale)

Parameters

Type	Name	Description
Vector3d	scale	Scale factors for x,y and z axes

Returns

Type	Description
Matrix4x3d	A scaling matrix

CreateScale(Double)

Build a scaling matrix

Declaration

public static Matrix4x3d CreateScale(double scale)

Parameters

Type	Name	Description
Double	scale	Single scale factor for x,y and z axes

Returns

Type	Description
Matrix4x3d	A scaling matrix

CreateScale(Double, Double, Double)

Build a scaling matrix

Declaration

public static Matrix4x3d CreateScale(double x, double y, double z)

Parameters

Type	Name	Description
Double	x	Scale factor for x-axis
Double	y	Scale factor for y-axis
Double	z	Scale factor for z-axis

Returns

Type	Description
Matrix4x3d	A scaling matrix

CreateTranslation(Vector3d)

Creates a translation matrix.

Declaration

public static Matrix4x3d CreateTranslation(Vector3d vector)

Parameters

Type	Name	Description
Vector3d	vector	The translation vector.

Returns

Type	Description
Matrix4x3d	The resulting Matrix4dinstance.

CreateTranslation(ref Vector3d, out Matrix4x3d)

Creates a translation matrix.

Declaration

public static void CreateTranslation(ref Vector3d vector, out Matrix4x3d result)

Parameters

Type	Name	Description
Vector3d	vector	The translation vector.
Matrix4x3d	result	The resulting Matrix4dinstance.

CreateTranslation(Double, Double, Double)

Creates a translation matrix.

Declaration

public static Matrix4x3d CreateTranslation(double x, double y, double z)

Parameters

Type	Name	Description
Double	x	X translation.
Double	y	Y translation.
Double	z	Z translation.

Returns

Type	Description
Matrix4x3d	The resulting Matrix4dinstance.

CreateTranslation(Double, Double, Double, out Matrix4x3d)

Creates a translation matrix.

Declaration

public static void CreateTranslation(double x, double y, double z, out Matrix4x3d result)

Parameters

Type	Name	Description
Double	x	X translation.
Double	y	Y translation.
Double	z	Z translation.
Matrix4x3d	result	The resulting Matrix4dinstance.

Equals(Matrix4x3d)

Indicates whether the current matrix is equal to another matrix.

Declaration

public bool Equals(Matrix4x3d other)

Parameters

Type	Name	Description
Matrix4x3d	other	An matrix to compare with this matrix.

Returns

Type	Description
Boolean	true if the current matrix is equal to the matrix parameter; otherwise, false.

Equals(Object)

Indicates whether this instance and a specified object are equal.

Declaration

public override bool Equals(object obj)

Parameters

Type	Name	Description
Object	obj	The object to compare tresult.

Returns

Type	Description
Boolean	True if the instances are equal; false otherwise.

Overrides

ValueType.Equals(Object)

GetHashCode()

Returns the hashcode for this instance.

Declaration

public override int GetHashCode()

Returns

Type	Description
Int32	A System.Int32 containing the unique hashcode for this instance.

Overrides

ValueType.GetHashCode()

Invert()

Converts this instance into its inverse.

Declaration

public void Invert()

Invert(Matrix4x3d)

Calculate the inverse of the given matrix

Declaration

public static Matrix4x3d Invert(Matrix4x3d mat)

Parameters

Type	Name	Description
Matrix4x3d	mat	The matrix to invert

Returns

Type	Description
Matrix4x3d	The inverse of the given matrix if it has one, or the input if it is singular

Exceptions

Type	Condition
InvalidOperationException	Thrown if the Matrix4 is singular.

Invert(ref Matrix4x3d, out Matrix4x3d)

Calculate the inverse of the given matrix

Declaration

public static void Invert(ref Matrix4x3d mat, out Matrix4x3d result)

Parameters

Type	Name	Description
Matrix4x3d	mat	The matrix to invert
Matrix4x3d	result	The inverse of the given matrix if it has one, or the input if it is singular

Exceptions

Type	Condition
InvalidOperationException	Thrown if the Matrix4 is singular.

Mult(Matrix4x3d, Matrix3x4d)

This isn't quite a multiply, but the result may be useful in some situations. Multiplies two instances.

Declaration

public static Matrix4d Mult(Matrix4x3d left, Matrix3x4d right)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the multiplication.
Matrix3x4d	right	The right operand of the multiplication.

Returns

Type	Description
Matrix4d	A new instance that is the result of the multiplication

Mult(Matrix4x3d, Matrix4x3d)

Multiplies two instances.

Declaration

public static Matrix4x3d Mult(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the multiplication.
Matrix4x3d	right	The right operand of the multiplication.

Returns

Type	Description
Matrix4x3d	A new instance that is the result of the multiplication

Mult(Matrix4x3d, Double)

Multiplies an instance by a scalar.

Declaration

public static Matrix4x3d Mult(Matrix4x3d left, double right)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the multiplication.
Double	right	The right operand of the multiplication.

Returns

Type	Description
Matrix4x3d	A new instance that is the result of the multiplication

Mult(ref Matrix4x3d, ref Matrix3x4d, out Matrix4d)

This isn't quite a multiply, but the result may be useful in some situations. Multiplies two instances.

Declaration

public static void Mult(ref Matrix4x3d left, ref Matrix3x4d right, out Matrix4d result)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the multiplication.
Matrix3x4d	right	The right operand of the multiplication.
Matrix4d	result	A new instance that is the result of the multiplication

Mult(ref Matrix4x3d, ref Matrix4x3d, out Matrix4x3d)

Multiplies two instances.

Declaration

public static void Mult(ref Matrix4x3d left, ref Matrix4x3d right, out Matrix4x3d result)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the multiplication.
Matrix4x3d	right	The right operand of the multiplication.
Matrix4x3d	result	A new instance that is the result of the multiplication

Mult(ref Matrix4x3d, Double, out Matrix4x3d)

Multiplies an instance by a scalar.

Declaration

public static void Mult(ref Matrix4x3d left, double right, out Matrix4x3d result)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the multiplication.
Double	right	The right operand of the multiplication.
Matrix4x3d	result	A new instance that is the result of the multiplication

Subtract(Matrix4x3d, Matrix4x3d)

Subtracts one instance from another.

Declaration

public static Matrix4x3d Subtract(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the subraction.
Matrix4x3d	right	The right operand of the subraction.

Returns

Type	Description
Matrix4x3d	A new instance that is the result of the subraction.

Subtract(ref Matrix4x3d, ref Matrix4x3d, out Matrix4x3d)

Subtracts one instance from another.

Declaration

public static void Subtract(ref Matrix4x3d left, ref Matrix4x3d right, out Matrix4x3d result)

Parameters

Type	Name	Description
Matrix4x3d	left	The left operand of the subraction.
Matrix4x3d	right	The right operand of the subraction.
Matrix4x3d	result	A new instance that is the result of the subraction.

ToString()

Returns a System.String that represents the current Matrix4x3d.

Declaration

public override string ToString()

Returns

Type	Description
String	The string representation of the matrix.

Overrides

ValueType.ToString()

Transpose(Matrix4x3d)

Calculate the transpose of the given matrix

Declaration

public static Matrix3x4d Transpose(Matrix4x3d mat)

Parameters

Type	Name	Description
Matrix4x3d	mat	The matrix to transpose

Returns

Type	Description
Matrix3x4d	The transpose of the given matrix

Transpose(ref Matrix4x3d, out Matrix3x4d)

Calculate the transpose of the given matrix

Declaration

public static void Transpose(ref Matrix4x3d mat, out Matrix3x4d result)

Parameters

Type	Name	Description
Matrix4x3d	mat	The matrix to transpose
Matrix3x4d	result	The result of the calculation

Operators

Addition(Matrix4x3d, Matrix4x3d)

Matrix addition

Declaration

public static Matrix4x3d operator +(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	left-hand operand
Matrix4x3d	right	right-hand operand

Returns

Type	Description
Matrix4x3d	A new Matrix4x3d which holds the result of the addition

Equality(Matrix4x3d, Matrix4x3d)

Compares two instances for equality.

Declaration

public static bool operator ==(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	The first instance.
Matrix4x3d	right	The second instance.

Returns

Type	Description
Boolean	True, if left equals right; false otherwise.

Inequality(Matrix4x3d, Matrix4x3d)

Compares two instances for inequality.

Declaration

public static bool operator !=(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	The first instance.
Matrix4x3d	right	The second instance.

Returns

Type	Description
Boolean	True, if left does not equal right; false otherwise.

Multiply(Matrix4x3d, Matrix3x4d)

Matrix multiplication

Declaration

public static Matrix4d operator *(Matrix4x3d left, Matrix3x4d right)

Parameters

Type	Name	Description
Matrix4x3d	left	left-hand operand
Matrix3x4d	right	right-hand operand

Returns

Type	Description
Matrix4d	A new Matrix4d which holds the result of the multiplication

Multiply(Matrix4x3d, Matrix4x3d)

Matrix multiplication

Declaration

public static Matrix4x3d operator *(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	left-hand operand
Matrix4x3d	right	right-hand operand

Returns

Type	Description
Matrix4x3d	A new Matrix4x3d which holds the result of the multiplication

Multiply(Matrix4x3d, Double)

Matrix-scalar multiplication

Declaration

public static Matrix4x3d operator *(Matrix4x3d left, double right)

Parameters

Type	Name	Description
Matrix4x3d	left	left-hand operand
Double	right	right-hand operand

Returns

Type	Description
Matrix4x3d	A new Matrix4x3d which holds the result of the multiplication

Subtraction(Matrix4x3d, Matrix4x3d)

Matrix subtraction

Declaration

public static Matrix4x3d operator -(Matrix4x3d left, Matrix4x3d right)

Parameters

Type	Name	Description
Matrix4x3d	left	left-hand operand
Matrix4x3d	right	right-hand operand

Returns

Type	Description
Matrix4x3d	A new Matrix4x3d which holds the result of the subtraction

Implements

System.IEquatable<T>