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    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 Summary)

    Implemented by

    Index

    Properties

    _v className isIdentityMatrixClass m00 m01 m02 m03 m10 m11 m12 m13 m20 m21 m22 m23 m30 m31 m32 m33 translateX translateY translateZ

    Methods

    _swap addTranslate at clone copyComponents determinant flattenAsArray fromQuaternion getRotate getScale getScaleTo getTranslate getTranslateTo identity invert isDummy isEqual isStrictEqual isTheSourceSame multiply multiplyByLeft multiplyScale multiplyVector multiplyVector3 multiplyVector3To multiplyVectorTo multiplyVectorToVec3 putTranslate raw rotate rotateX rotateXYZ rotateY rotateZ scale setAt setComponents toEulerAngles toEulerAnglesTo toString toStringApproximately translate transpose v zero

    Properties

    _v

    _v: Float32Array

    Internal typed array storing matrix data in column-major order

    className: string

    Returns the class name of the matrix implementation

    isIdentityMatrixClass: boolean

    Indicates if this matrix is an identity matrix class

    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

    translateX: number

    Translation component along X-axis (same as m03)

    translateY: number

    Translation component along Y-axis (same as m13)

    translateZ: number

    Translation component along Z-axis (same as m23)

    Methods

    _swap

    • _swap(l: number, r: number): void

      Swaps two elements in the internal array.

      Parameters

      • l: number

        Left index

      • r: number

        Right index

      Returns void

    • 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

    • 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

    • 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

    • 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

    • 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

    • 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

    • Gets the value at the specified linear index.

      Parameters

      • i: number

        Linear index in the internal array

      Returns number

      Value at the specified index

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