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Struct Matrix3x2d

Represents a 3x2 matrix.

Implements
IEquatable<Matrix3x2d>
IFormattable
Inherited Members
object.Equals(object, object)
object.GetType()
object.ReferenceEquals(object, object)
Namespace: OpenTK.Mathematics
Assembly: OpenTK.Mathematics.dll
Syntax
[Serializable]
public struct Matrix3x2d : IEquatable<Matrix3x2d>, IFormattable

Constructors

Matrix3x2d(Vector2d, Vector2d, Vector2d)

Initializes a new instance of the Matrix3x2d struct.

Declaration
public Matrix3x2d(Vector2d row0, Vector2d row1, Vector2d row2)
Parameters
Type Name Description
Vector2d row0

Top row of the matrix.

Vector2d row1

Second row of the matrix.

Vector2d row2

Bottom row of the matrix.

Matrix3x2d(double, double, double, double, double, double)

Initializes a new instance of the Matrix3x2d struct.

Declaration
public Matrix3x2d(double m00, double m01, double m10, double m11, double m20, double m21)
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 m10

First item of the second row of the matrix.

double m11

Second 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.

Fields

Row0

Top row of the matrix.

Declaration
public Vector2d Row0
Field Value
Type Description
Vector2d

Row1

Second row of the matrix.

Declaration
public Vector2d Row1
Field Value
Type Description
Vector2d

Row2

Bottom row of the matrix.

Declaration
public Vector2d Row2
Field Value
Type Description
Vector2d

Zero

The zero matrix.

Declaration
public static readonly Matrix3x2d Zero
Field Value
Type Description
Matrix3x2d

Properties

Column0

Gets or sets the first column of this matrix.

Declaration
public Vector3d Column0 { readonly get; set; }
Property Value
Type Description
Vector3d

Column1

Gets or sets the second column of this matrix.

Declaration
public Vector3d Column1 { readonly get; set; }
Property Value
Type Description
Vector3d

Diagonal

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

Declaration
public Vector2d Diagonal { readonly get; set; }
Property Value
Type Description
Vector2d

this[int, int]

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

Declaration
public double this[int rowIndex, int columnIndex] { readonly get; set; }
Parameters
Type Name Description
int rowIndex

The index of the row.

int columnIndex

The index of the column.

Property Value
Type Description
double

The element at the given row and column index.

M11

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

Declaration
public double M11 { readonly 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 { readonly 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 { readonly 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 { readonly 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 { readonly 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 { readonly 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(Matrix3x2d, Matrix3x2d)

Adds two instances.

Declaration
[Pure]
public static Matrix3x2d Add(Matrix3x2d left, Matrix3x2d right)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the addition.

Matrix3x2d right

The right operand of the addition.

Returns
Type Description
Matrix3x2d

A new instance that is the result of the addition.

Add(in Matrix3x2d, in Matrix3x2d, out Matrix3x2d)

Adds two instances.

Declaration
public static void Add(in Matrix3x2d left, in Matrix3x2d right, out Matrix3x2d result)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the addition.

Matrix3x2d right

The right operand of the addition.

Matrix3x2d result

A new instance that is the result of the addition.

CreateRotation(double)

Builds a rotation matrix.

Declaration
[Pure]
public static Matrix3x2d CreateRotation(double angle)
Parameters
Type Name Description
double angle

The counter-clockwise angle in radians.

Returns
Type Description
Matrix3x2d

The resulting Matrix3x2d instance.

CreateRotation(double, out Matrix3x2d)

Builds a rotation matrix.

Declaration
public static void CreateRotation(double angle, out Matrix3x2d result)
Parameters
Type Name Description
double angle

The counter-clockwise angle in radians.

Matrix3x2d result

The resulting Matrix3x2d instance.

CreateScale(Vector2d)

Creates a scale matrix.

Declaration
[Pure]
public static Matrix3x2d CreateScale(Vector2d scale)
Parameters
Type Name Description
Vector2d scale

Scale factors for the x and y axes.

Returns
Type Description
Matrix3x2d

A scale matrix.

CreateScale(Vector2d, out Matrix3x2d)

Creates a scale matrix.

Declaration
public static void CreateScale(Vector2d scale, out Matrix3x2d result)
Parameters
Type Name Description
Vector2d scale

Scale factors for the x and y axes.

Matrix3x2d result

A scale matrix.

CreateScale(double)

Creates a scale matrix.

Declaration
[Pure]
public static Matrix3x2d CreateScale(double scale)
Parameters
Type Name Description
double scale

Single scale factor for the x and y axes.

Returns
Type Description
Matrix3x2d

A scale matrix.

CreateScale(double, out Matrix3x2d)

Creates a scale matrix.

Declaration
public static void CreateScale(double scale, out Matrix3x2d result)
Parameters
Type Name Description
double scale

Single scale factor for the x, y, and z axes.

Matrix3x2d result

A scale matrix.

CreateScale(double, double)

Creates a scale matrix.

Declaration
[Pure]
public static Matrix3x2d CreateScale(double x, double y)
Parameters
Type Name Description
double x

Scale factor for the x axis.

double y

Scale factor for the y axis.

Returns
Type Description
Matrix3x2d

A scale matrix.

CreateScale(double, double, out Matrix3x2d)

Creates a scale matrix.

Declaration
public static void CreateScale(double x, double y, out Matrix3x2d result)
Parameters
Type Name Description
double x

Scale factor for the x axis.

double y

Scale factor for the y axis.

Matrix3x2d result

A scale matrix.

Equals(Matrix3x2d)

Indicates whether the current matrix is equal to another matrix.

Declaration
[Pure]
public readonly bool Equals(Matrix3x2d other)
Parameters
Type Name Description
Matrix3x2d other

An matrix to compare with this matrix.

Returns
Type Description
bool

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
[Pure]
public override readonly bool Equals(object obj)
Parameters
Type Name Description
object obj

The object to compare to.

Returns
Type Description
bool

True if the instances are equal; false otherwise.

Overrides
ValueType.Equals(object)

GetHashCode()

Returns the hashcode for this instance.

Declaration
public override readonly int GetHashCode()
Returns
Type Description
int

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

Overrides
ValueType.GetHashCode()

Mult(Matrix3x2d, Matrix2d)

Multiplies two instances.

Declaration
[Pure]
public static Matrix3x2d Mult(Matrix3x2d left, Matrix2d right)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

Matrix2d right

The right operand of the multiplication.

Returns
Type Description
Matrix3x2d

A new instance that is the result of the multiplication.

Mult(Matrix3x2d, Matrix2x3d)

Multiplies two instances.

Declaration
[Pure]
public static Matrix3d Mult(Matrix3x2d left, Matrix2x3d right)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

Matrix2x3d right

The right operand of the multiplication.

Returns
Type Description
Matrix3d

A new instance that is the result of the multiplication.

Mult(Matrix3x2d, Matrix2x4d)

Multiplies two instances.

Declaration
[Pure]
public static Matrix3x4d Mult(Matrix3x2d left, Matrix2x4d right)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

Matrix2x4d right

The right operand of the multiplication.

Returns
Type Description
Matrix3x4d

A new instance that is the result of the multiplication.

Mult(Matrix3x2d, double)

Multiplies and instance by a scalar.

Declaration
[Pure]
public static Matrix3x2d Mult(Matrix3x2d left, double right)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

double right

The right operand of the multiplication.

Returns
Type Description
Matrix3x2d

A new instance that is the result of the multiplication.

Mult(in Matrix3x2d, in Matrix2d, out Matrix3x2d)

Multiplies two instances.

Declaration
public static void Mult(in Matrix3x2d left, in Matrix2d right, out Matrix3x2d result)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

Matrix2d right

The right operand of the multiplication.

Matrix3x2d result

A new instance that is the result of the multiplication.

Mult(in Matrix3x2d, in Matrix2x3d, out Matrix3d)

Multiplies two instances.

Declaration
public static void Mult(in Matrix3x2d left, in Matrix2x3d right, out Matrix3d result)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

Matrix2x3d right

The right operand of the multiplication.

Matrix3d result

A new instance that is the result of the multiplication.

Mult(in Matrix3x2d, in Matrix2x4d, out Matrix3x4d)

Multiplies two instances.

Declaration
public static void Mult(in Matrix3x2d left, in Matrix2x4d right, out Matrix3x4d result)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

Matrix2x4d right

The right operand of the multiplication.

Matrix3x4d result

A new instance that is the result of the multiplication.

Mult(in Matrix3x2d, double, out Matrix3x2d)

Multiplies and instance by a scalar.

Declaration
public static void Mult(in Matrix3x2d left, double right, out Matrix3x2d result)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the multiplication.

double right

The right operand of the multiplication.

Matrix3x2d result

A new instance that is the result of the multiplication.

Subtract(Matrix3x2d, Matrix3x2d)

Subtracts two instances.

Declaration
[Pure]
public static Matrix3x2d Subtract(Matrix3x2d left, Matrix3x2d right)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the subtraction.

Matrix3x2d right

The right operand of the subtraction.

Returns
Type Description
Matrix3x2d

A new instance that is the result of the subtraction.

Subtract(in Matrix3x2d, in Matrix3x2d, out Matrix3x2d)

Subtracts two instances.

Declaration
public static void Subtract(in Matrix3x2d left, in Matrix3x2d right, out Matrix3x2d result)
Parameters
Type Name Description
Matrix3x2d left

The left operand of the subtraction.

Matrix3x2d right

The right operand of the subtraction.

Matrix3x2d result

A new instance that is the result of the subtraction.

Swizzle(Matrix3x2d, int, int, int)

Swizzles a matrix, i.e. switches rows of the matrix.

Declaration
public static Matrix3x2d Swizzle(Matrix3x2d mat, int rowForRow0, int rowForRow1, int rowForRow2)
Parameters
Type Name Description
Matrix3x2d mat

The matrix to swizzle.

int rowForRow0

Which row to place in Row0.

int rowForRow1

Which row to place in Row1.

int rowForRow2

Which row to place in Row2.

Returns
Type Description
Matrix3x2d

The swizzled matrix.

Exceptions
Type Condition
IndexOutOfRangeException

If any of the rows are outside of the range [0, 2].

Swizzle(in Matrix3x2d, int, int, int, out Matrix3x2d)

Swizzles a matrix, i.e. switches rows of the matrix.

Declaration
public static void Swizzle(in Matrix3x2d mat, int rowForRow0, int rowForRow1, int rowForRow2, out Matrix3x2d result)
Parameters
Type Name Description
Matrix3x2d mat

The matrix to swizzle.

int rowForRow0

Which row to place in Row0.

int rowForRow1

Which row to place in Row1.

int rowForRow2

Which row to place in Row2.

Matrix3x2d result

The swizzled matrix.

Exceptions
Type Condition
IndexOutOfRangeException

If any of the rows are outside of the range [0, 2].

Swizzle(int, int, int)

Swizzles this instance. Swiches places of the rows of the matrix.

Declaration
public void Swizzle(int rowForRow0, int rowForRow1, int rowForRow2)
Parameters
Type Name Description
int rowForRow0

Which row to place in Row0.

int rowForRow1

Which row to place in Row1.

int rowForRow2

Which row to place in Row2.

Swizzled(int, int, int)

Returns a swizzled copy of this instance.

Declaration
public readonly Matrix3x2d Swizzled(int rowForRow0, int rowForRow1, int rowForRow2)
Parameters
Type Name Description
int rowForRow0

Which row to place in Row0.

int rowForRow1

Which row to place in Row1.

int rowForRow2

Which row to place in Row2.

Returns
Type Description
Matrix3x2d

The swizzled copy.

ToString()

Returns a System.String that represents the current Matrix3d.

Declaration
public override readonly string ToString()
Returns
Type Description
string

The string representation of the matrix.

Overrides
ValueType.ToString()

ToString(IFormatProvider)

Formats the value of the current instance using the specified format.

Declaration
public readonly string ToString(IFormatProvider formatProvider)
Parameters
Type Name Description
IFormatProvider formatProvider

The provider to use to format the value.

-or-

A null reference (Nothing in Visual Basic) to obtain the numeric format information from the current locale setting of the operating system.

Returns
Type Description
string

The value of the current instance in the specified format.

ToString(string)

Formats the value of the current instance using the specified format.

Declaration
public readonly string ToString(string format)
Parameters
Type Name Description
string format

The format to use.

-or-

A null reference (Nothing in Visual Basic) to use the default format defined for the type of the IFormattable implementation.

Returns
Type Description
string

The value of the current instance in the specified format.

ToString(string, IFormatProvider)

Formats the value of the current instance using the specified format.

Declaration
public readonly string ToString(string format, IFormatProvider formatProvider)
Parameters
Type Name Description
string format

The format to use.

-or-

A null reference (Nothing in Visual Basic) to use the default format defined for the type of the IFormattable implementation.

IFormatProvider formatProvider

The provider to use to format the value.

-or-

A null reference (Nothing in Visual Basic) to obtain the numeric format information from the current locale setting of the operating system.

Returns
Type Description
string

The value of the current instance in the specified format.

Transpose(Matrix3x2d)

Calculate the transpose of the given matrix.

Declaration
[Pure]
public static Matrix2x3d Transpose(Matrix3x2d mat)
Parameters
Type Name Description
Matrix3x2d mat

The matrix to transpose.

Returns
Type Description
Matrix2x3d

The transpose of the given matrix.

Transpose(in Matrix3x2d, out Matrix2x3d)

Calculate the transpose of the given matrix.

Declaration
public static void Transpose(in Matrix3x2d mat, out Matrix2x3d result)
Parameters
Type Name Description
Matrix3x2d mat

The matrix to transpose.

Matrix2x3d result

The transpose of the given matrix.

Transposed()

Returns a transposed copy of this instance.

Declaration
public readonly Matrix2x3d Transposed()
Returns
Type Description
Matrix2x3d

The transposed copy.

Operators

operator +(Matrix3x2d, Matrix3x2d)

Matrix addition.

Declaration
[Pure]
public static Matrix3x2d operator +(Matrix3x2d left, Matrix3x2d right)
Parameters
Type Name Description
Matrix3x2d left

left-hand operand.

Matrix3x2d right

right-hand operand.

Returns
Type Description
Matrix3x2d

A new Matrix3x2d which holds the result of the addition.

operator ==(Matrix3x2d, Matrix3x2d)

Compares two instances for equality.

Declaration
[Pure]
public static bool operator ==(Matrix3x2d left, Matrix3x2d right)
Parameters
Type Name Description
Matrix3x2d left

The first instance.

Matrix3x2d right

The second instance.

Returns
Type Description
bool

True, if left equals right; false otherwise.

operator !=(Matrix3x2d, Matrix3x2d)

Compares two instances for inequality.

Declaration
[Pure]
public static bool operator !=(Matrix3x2d left, Matrix3x2d right)
Parameters
Type Name Description
Matrix3x2d left

The first instance.

Matrix3x2d right

The second instance.

Returns
Type Description
bool

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

operator *(Matrix3x2d, Matrix2d)

Matrix multiplication.

Declaration
[Pure]
public static Matrix3x2d operator *(Matrix3x2d left, Matrix2d right)
Parameters
Type Name Description
Matrix3x2d left

left-hand operand.

Matrix2d right

right-hand operand.

Returns
Type Description
Matrix3x2d

A new Matrix3x2d which holds the result of the multiplication.

operator *(Matrix3x2d, Matrix2x3d)

Matrix multiplication.

Declaration
[Pure]
public static Matrix3d operator *(Matrix3x2d left, Matrix2x3d right)
Parameters
Type Name Description
Matrix3x2d left

left-hand operand.

Matrix2x3d right

right-hand operand.

Returns
Type Description
Matrix3d

A new Matrix3d which holds the result of the multiplication.

operator *(Matrix3x2d, Matrix2x4d)

Matrix multiplication.

Declaration
[Pure]
public static Matrix3x4d operator *(Matrix3x2d left, Matrix2x4d right)
Parameters
Type Name Description
Matrix3x2d left

left-hand operand.

Matrix2x4d right

right-hand operand.

Returns
Type Description
Matrix3x4d

A new Matrix3x4 which holds the result of the multiplication.

operator *(Matrix3x2d, double)

Scalar multiplication.

Declaration
[Pure]
public static Matrix3x2d operator *(Matrix3x2d left, double right)
Parameters
Type Name Description
Matrix3x2d left

left-hand operand.

double right

right-hand operand.

Returns
Type Description
Matrix3x2d

A new Matrix3x2d which holds the result of the multiplication.

operator *(double, Matrix3x2d)

Scalar multiplication.

Declaration
[Pure]
public static Matrix3x2d operator *(double left, Matrix3x2d right)
Parameters
Type Name Description
double left

left-hand operand.

Matrix3x2d right

right-hand operand.

Returns
Type Description
Matrix3x2d

A new Matrix3x2d which holds the result of the multiplication.

operator -(Matrix3x2d, Matrix3x2d)

Matrix subtraction.

Declaration
[Pure]
public static Matrix3x2d operator -(Matrix3x2d left, Matrix3x2d right)
Parameters
Type Name Description
Matrix3x2d left

left-hand operand.

Matrix3x2d right

right-hand operand.

Returns
Type Description
Matrix3x2d

A new Matrix3x2d which holds the result of the subtraction.

Implements

IEquatable<T>
IFormattable
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