Interface IMutableMatrix44

Interface for mutable 4x4 matrices. Provides modifiable 4x4 matrix operations for complete 3D transformations.

interface IMutableMatrix44 {
    _v: Float32Array;
    className: string;
    isIdentityMatrixClass: boolean;
    m00: number;
    m01: number;
    m02: number;
    m03: number;
    m10: number;
    m11: number;
    m12: number;
    m13: number;
    m20: number;
    m21: number;
    m22: number;
    m23: number;
    m30: number;
    m31: number;
    m32: number;
    m33: number;
    translateX: number;
    translateY: number;
    translateZ: number;
    _swap(l: number, r: number): void;
    addTranslate(vec: IVector3): IMutableMatrix44;
    at(row_i: number, column_i: number): number;
    clone(): IMutableMatrix44;
    copyComponents(mat: IMatrix44): IMutableMatrix44;
    determinant(): number;
    flattenAsArray(): number[];
    fromQuaternion(quat: IQuaternion): IMutableMatrix44;
    getRotate(): IMutableMatrix44;
    getScale(): IVector4;
    getScaleTo(outVec: IMutableVector3): IMutableVector3;
    getTranslate(): IVector3;
    getTranslateTo(outVec: IMutableVector3): IMutableVector3;
    identity(): IMutableMatrix44;
    invert(): IMutableMatrix44;
    isDummy(): boolean;
    isEqual(mat: IMatrix44, delta?: number): boolean;
    isStrictEqual(mat: IMatrix44): boolean;
    isTheSourceSame(arrayBuffer: ArrayBuffer): boolean;
    multiply(mat: IMatrix44): IMutableMatrix44;
    multiplyByLeft(mat: IMatrix44): IMutableMatrix44;
    multiplyScale(vec: IVector3): IMutableMatrix44;
    multiplyVector(vec: IVector4): IVector4;
    multiplyVector3(vec: IVector3): IVector3;
    multiplyVector3To(vec: IVector3, outVec: IMutableVector3): IMutableVector3;
    multiplyVectorTo(vec: IVector4, outVec: IMutableVector4): IMutableVector4;
    multiplyVectorToVec3(vec: IVector4, outVec: IMutableVector3): IMutableVector3;
    putTranslate(vec: IVector3): IMutableMatrix44;
    raw(): TypedArray;
    rotate(vec3: IVector3): IMutableMatrix44;
    rotateX(radian: number): IMutableMatrix44;
    rotateXYZ(x: number, y: number, z: number): IMutableMatrix44;
    rotateY(radian: number): IMutableMatrix44;
    rotateZ(radian: number): IMutableMatrix44;
    scale(vec: IVector3): IMutableMatrix44;
    setAt(row_i: number, column_i: number, value: number): IMutableMatrix44;
    setComponents(m00: number, m01: number, m02: number, m03: number, m10: number, m11: number, m12: number, m13: number, m20: number, m21: number, m22: number, m23: number, m30: number, m31: number, m32: number, m33: number): IMutableMatrix44;
    toEulerAngles(): IVector3;
    toEulerAnglesTo(outVec3: IMutableVector3): IMutableVector3;
    toString(): string;
    toStringApproximately(): string;
    translate(vec: IVector3): IMutableMatrix44;
    transpose(): IMutableMatrix44;
    v(i: number): number;
    zero(): IMutableMatrix44;
}

Hierarchy (view full)

IMatrix
- IMutableMatrix44

Implemented by

MutableMatrix44

Properties

_v

_v: Float32Array

Internal typed array storing matrix data in column-major order

`Readonly`className

className: string

Returns the class name of the matrix implementation

`Readonly`isIdentityMatrixClass

isIdentityMatrixClass: boolean

Indicates if this matrix is an identity matrix class

m00

m00: number

Element at row 0, column 0

m01

m01: number

Element at row 0, column 1

m02

m02: number

Element at row 0, column 2

m03

m03: number

Element at row 0, column 3

m10

m10: number

Element at row 1, column 0

m11

m11: number

Element at row 1, column 1

m12

m12: number

Element at row 1, column 2

m13

m13: number

Element at row 1, column 3

m20

m20: number

Element at row 2, column 0

m21

m21: number

Element at row 2, column 1

m22

m22: number

Element at row 2, column 2

m23

m23: number

Element at row 2, column 3

m30

m30: number

Element at row 3, column 0

m31

m31: number

Element at row 3, column 1

m32

m32: number

Element at row 3, column 2

m33

m33: number

Element at row 3, column 3

translateX

translateX: number

Translation component along X-axis (same as m03)

translateY

translateY: number

Translation component along Y-axis (same as m13)

translateZ

translateZ: number

Translation component along Z-axis (same as m23)

Methods

_swap

_swap(l, r): void
Swaps two elements in the internal array.
Parameters
- l: number
  Left index
- r: number
  Right index
Returns void
- Defined in foundation/math/IMatrix.ts:1118

addTranslate

addTranslate(vec): IMutableMatrix44
Adds a translation to the existing translation of this matrix.
Parameters
- vec: IVector3
  3D translation vector to add
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1151

at

at(row_i, column_i): number
Gets the value at the specified row and column.
Parameters
- row_i: number
  Row index (0-based)
- column_i: number
  Column index (0-based)
Returns number
Value at the specified position
Overrides IMatrix.at
- Defined in foundation/math/IMatrix.ts:942

clone

clone(): IMutableMatrix44
Creates a deep copy of this matrix.

Returns IMutableMatrix44
New mutable 4x4 matrix with the same values
- Defined in foundation/math/IMatrix.ts:1032

copyComponents

copyComponents(mat): IMutableMatrix44
Copies components from another matrix.
Parameters
- mat: IMatrix44
  Source matrix to copy from
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1099

determinant

determinant(): number
Calculates the determinant of this 4x4 matrix.

Returns number
Determinant value
Overrides IMatrix.determinant
- Defined in foundation/math/IMatrix.ts:948

flattenAsArray

flattenAsArray(): number[]
Flattens the matrix into a plain JavaScript array.

Returns number[]
Array containing all matrix elements
Overrides IMatrix.flattenAsArray
- Defined in foundation/math/IMatrix.ts:913

fromQuaternion

fromQuaternion(quat): IMutableMatrix44
Sets this matrix from a quaternion rotation.
Parameters
- quat: IQuaternion
  Quaternion representing the rotation
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1223

getRotate

getRotate(): IMutableMatrix44
Extracts the rotation part of this matrix as a mutable 4x4 matrix.

Returns IMutableMatrix44
Mutable 4x4 matrix containing only rotation components
- Defined in foundation/math/IMatrix.ts:1038

getScale

getScale(): IVector4
Extracts the scale factors from this matrix.

Returns IVector4
4D vector containing scale factors
- Defined in foundation/math/IMatrix.ts:1005

getScaleTo

getScaleTo(outVec): IMutableVector3
Extracts the scale factors from this matrix and stores them in an output vector.
Parameters
- outVec: IMutableVector3
  Output vector to store the scale factors
Returns IMutableVector3
The output vector for method chaining
- Defined in foundation/math/IMatrix.ts:1012

getTranslate

getTranslate(): IVector3
Extracts the translation part of this matrix.

Returns IVector3
3D vector containing translation components
- Defined in foundation/math/IMatrix.ts:992

getTranslateTo

getTranslateTo(outVec): IMutableVector3
Extracts the translation part of this matrix and stores it in an output vector.
Parameters
- outVec: IMutableVector3
  Output vector to store the translation
Returns IMutableVector3
The output vector for method chaining
- Defined in foundation/math/IMatrix.ts:999

identity

identity(): IMutableMatrix44
Sets this matrix to the identity matrix.

Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1111

invert

invert(): IMutableMatrix44
Inverts this matrix in place.

Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1130

isDummy

isDummy(): boolean
Checks if this is a dummy/placeholder matrix.

Returns boolean
True if this is a dummy matrix
Overrides IMatrix.isDummy
- Defined in foundation/math/IMatrix.ts:919

isEqual

isEqual(mat, delta?): boolean
Checks if this matrix is approximately equal to another matrix.
Parameters
- mat: IMatrix44
  Matrix to compare against
- Optionaldelta: number
  Optional tolerance for comparison (default: small epsilon)
Returns boolean
True if matrices are approximately equal
- Defined in foundation/math/IMatrix.ts:927

isStrictEqual

isStrictEqual(mat): boolean
Checks if this matrix is strictly equal to another matrix.
Parameters
- mat: IMatrix44
  Matrix to compare against
Returns boolean
True if matrices are exactly equal
- Defined in foundation/math/IMatrix.ts:934

isTheSourceSame

isTheSourceSame(arrayBuffer): boolean
Checks if the internal array buffer is the same as the provided one.
Parameters
- arrayBuffer: ArrayBuffer
  Array buffer to compare against
Returns boolean
True if the source is the same
Inherited from IMatrix.isTheSourceSame
- Defined in foundation/math/IMatrix.ts:77

multiply

multiply(mat): IMutableMatrix44
Multiplies this matrix by another 4x4 matrix.
Parameters
- mat: IMatrix44
  Matrix to multiply by
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1209

multiplyByLeft

multiplyByLeft(mat): IMutableMatrix44
Multiplies this matrix by another 4x4 matrix from the left.
Parameters
- mat: IMatrix44
  Matrix to multiply from the left
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1216

multiplyScale

multiplyScale(vec): IMutableMatrix44
Multiplies this matrix by a scale vector.
Parameters
- vec: IVector3
  3D scale vector
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1202

multiplyVector

multiplyVector(vec): IVector4
Multiplies this matrix by a 4D vector.
Parameters
- vec: IVector4
  4D vector to multiply
Returns IVector4
Resulting 4D vector
- Defined in foundation/math/IMatrix.ts:955

multiplyVector3

multiplyVector3(vec): IVector3
Multiplies this matrix by a 3D vector (treating it as a 4D vector with w=1).
Parameters
- vec: IVector3
  3D vector to multiply
Returns IVector3
Resulting 3D vector
- Defined in foundation/math/IMatrix.ts:978

multiplyVector3To

multiplyVector3To(vec, outVec): IMutableVector3
Multiplies this matrix by a 3D vector and stores the result in an output vector.
Parameters
- vec: IVector3
  3D vector to multiply
- outVec: IMutableVector3
  Output vector to store the result
Returns IMutableVector3
The output vector for method chaining
- Defined in foundation/math/IMatrix.ts:986

multiplyVectorTo

multiplyVectorTo(vec, outVec): IMutableVector4
Multiplies this matrix by a 4D vector and stores the result in an output vector.
Parameters
- vec: IVector4
  4D vector to multiply
- outVec: IMutableVector4
  Output vector to store the result
Returns IMutableVector4
The output vector for method chaining
- Defined in foundation/math/IMatrix.ts:963

multiplyVectorToVec3

multiplyVectorToVec3(vec, outVec): IMutableVector3
Multiplies this matrix by a 4D vector and stores the result in a 3D output vector.
Parameters
- vec: IVector4
  4D vector to multiply
- outVec: IMutableVector3
  Output 3D vector to store the result
Returns IMutableVector3
The output vector for method chaining
- Defined in foundation/math/IMatrix.ts:971

putTranslate

putTranslate(vec): IMutableMatrix44
Sets the translation part of this matrix.
Parameters
- vec: IVector3
  3D translation vector
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1144

raw

raw(): TypedArray
Gets the raw typed array containing matrix data.

Returns TypedArray
Raw typed array
- Defined in foundation/math/IMatrix.ts:1044

rotate

rotate(vec3): IMutableMatrix44
Applies a rotation specified by a 3D vector (Euler angles).
Parameters
- vec3: IVector3
  3D vector containing rotation angles
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1188

rotateX

rotateX(radian): IMutableMatrix44
Applies a rotation around the X-axis to this matrix.
Parameters
- radian: number
  Rotation angle in radians
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1158

rotateXYZ

rotateXYZ(x, y, z): IMutableMatrix44
Applies rotations around X, Y, and Z axes in that order.
Parameters
- x: number
  Rotation around X-axis in radians
- y: number
  Rotation around Y-axis in radians
- z: number
  Rotation around Z-axis in radians
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1181

rotateY

rotateY(radian): IMutableMatrix44
Applies a rotation around the Y-axis to this matrix.
Parameters
- radian: number
  Rotation angle in radians
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1165

rotateZ

rotateZ(radian): IMutableMatrix44
Applies a rotation around the Z-axis to this matrix.
Parameters
- radian: number
  Rotation angle in radians
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1172

scale

scale(vec): IMutableMatrix44
Applies scaling to this matrix.
Parameters
- vec: IVector3
  3D scale vector
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1195

setAt

setAt(row_i, column_i, value): IMutableMatrix44
Sets the value at the specified row and column.
Parameters
- row_i: number
  Row index (0-based)
- column_i: number
  Column index (0-based)
- value: number
  Value to set
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1053

setComponents

setComponents(m00, m01, m02, m03, m10, m11, m12, m13, m20, m21, m22, m23, m30, m31, m32, m33): IMutableMatrix44
Sets all matrix components from individual values.
Parameters
- m00: number
  Element at row 0, column 0
- m01: number
  Element at row 0, column 1
- m02: number
  Element at row 0, column 2
- m03: number
  Element at row 0, column 3
- m10: number
  Element at row 1, column 0
- m11: number
  Element at row 1, column 1
- m12: number
  Element at row 1, column 2
- m13: number
  Element at row 1, column 3
- m20: number
  Element at row 2, column 0
- m21: number
  Element at row 2, column 1
- m22: number
  Element at row 2, column 2
- m23: number
  Element at row 2, column 3
- m30: number
  Element at row 3, column 0
- m31: number
  Element at row 3, column 1
- m32: number
  Element at row 3, column 2
- m33: number
  Element at row 3, column 3
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1075

toEulerAngles

toEulerAngles(): IVector3
Converts the rotation part of this matrix to Euler angles.

Returns IVector3
3D vector containing Euler angles in radians
- Defined in foundation/math/IMatrix.ts:1018

toEulerAnglesTo

toEulerAnglesTo(outVec3): IMutableVector3
Converts the rotation part of this matrix to Euler angles and stores them in an output vector.
Parameters
- outVec3: IMutableVector3
  Output vector to store the Euler angles
Returns IMutableVector3
The output vector for method chaining
- Defined in foundation/math/IMatrix.ts:1025

toString

toString(): string
Converts the matrix to a string representation.

Returns string
String representation of the matrix
Overrides IMatrix.toString
- Defined in foundation/math/IMatrix.ts:901

toStringApproximately

toStringApproximately(): string
Converts the matrix to an approximate string representation.

Returns string
Approximate string representation with rounded values
Overrides IMatrix.toStringApproximately
- Defined in foundation/math/IMatrix.ts:907

translate

translate(vec): IMutableMatrix44
Applies a translation to this matrix.
Parameters
- vec: IVector3
  3D translation vector
Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1137

transpose

transpose(): IMutableMatrix44
Transposes this matrix in place.

Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1124

v

v(i): number
Gets the value at the specified linear index.
Parameters
- i: number
  Linear index in the internal array
Returns number
Value at the specified index
Inherited from IMatrix.v
- Defined in foundation/math/IMatrix.ts:61

zero

zero(): IMutableMatrix44
Sets all matrix elements to zero.

Returns IMutableMatrix44
This matrix for method chaining
- Defined in foundation/math/IMatrix.ts:1105

Interface IMutableMatrix44

Hierarchy (view full)

Implemented by

Index

Properties

Methods

Properties

_v

ReadonlyclassName

ReadonlyisIdentityMatrixClass

m00

m01

m02

m03

m10

m11

m12

m13

m20

m21

m22

m23

m30

m31

m32

m33

translateX

translateY

translateZ

Methods

_swap

Parameters

Returns void

addTranslate

Parameters

Returns IMutableMatrix44

at

Parameters

Returns number

clone

Returns IMutableMatrix44

copyComponents

Parameters

Returns IMutableMatrix44

determinant

Returns number

flattenAsArray

Returns number[]

fromQuaternion

Parameters

Returns IMutableMatrix44

getRotate

Returns IMutableMatrix44

getScale

Returns IVector4

getScaleTo

Parameters

Returns IMutableVector3

getTranslate

Returns IVector3

getTranslateTo

Parameters

Returns IMutableVector3

identity

Returns IMutableMatrix44

invert

Returns IMutableMatrix44

isDummy

Returns boolean

isEqual

Parameters

Returns boolean

isStrictEqual

Parameters

Returns boolean

isTheSourceSame

Parameters

Returns boolean

multiply

Parameters

`Readonly`className

`Readonly`isIdentityMatrixClass