Class Mat4

A 4x4 matrix wrapper around Mat4Tools.

Constructors

constructor

new Mat4(theMatrix?: WasmMatrix4d): Mat4
Construct a new Mat4 object. It safely wraps a WasmMatrix4d object.
Parameters
- OptionaltheMatrix: WasmMatrix4d
  The matrix to wrap.
Returns Mat4

Accessors

clone

get clone(): Mat4
clone the matrix.

Returns Mat4

matrix

get matrix(): WasmMatrix4d
Get the matrix.

Returns WasmMatrix4d

quaternion

get quaternion(): WasmVector4d
Get quaternion.

Returns WasmVector4d

rotation

get rotation(): Mat4
Get the rotation.

Returns Mat4

scale

get scale(): Mat4
Get the scale.

Returns Mat4

translation

get translation(): Vec3
Get translation.

Returns Vec3
set translation(theTranslation: WasmVector3d): void
Set translation.
Parameters
- theTranslation: WasmVector3d
Returns void

Methods

add

add(theMatrix: WasmMatrix4d | Mat4): this
Add a matrix to this matrix.
Parameters
- theMatrix: WasmMatrix4d | Mat4
Returns this

getEulerAngles

getEulerAngles(theOrder: EulerSequence): Vec3
Get Euler angles.
Parameters
- theOrder: EulerSequence
Returns Vec3

invert

invert(): this
Invert the matrix.

Returns this

isRightHanded

isRightHanded(): boolean
Is right handed

Returns boolean

isValid

isValid(): boolean
Check if matrix is valid.

Returns boolean

multiply

multiply(theMatrix: number | WasmMatrix4d | Mat4): this
Multiply this matrix by another matrix.
Parameters
- theMatrix: number | WasmMatrix4d | Mat4
Returns this

multiplyPoint

multiplyPoint(thePoint: WasmVector3d): Vec3
Multiply Point.
Parameters
- thePoint: WasmVector3d
Returns Vec3

relative

relative(theTo: WasmMatrix4d | Mat4): Mat4
Get relative transform
Parameters
- theTo: WasmMatrix4d | Mat4
Returns Mat4

rotateAroundAxis

rotateAroundAxis(
    theLocation: WasmVector3d,
    theAxis: WasmVector3d,
    theAngle: number,
): this
Rotate around axis
Parameters
- theLocation: WasmVector3d
  the location
- theAxis: WasmVector3d
  the axis
- theAngle: number
  the angle
Returns this
the rotated matrix

rotateAroundCenter

rotateAroundCenter(
theRotationMatrix: WasmMatrix4d | Mat4,
theCenter: WasmVector3d,
): this
Apply rotation matrix around rotation center
Parameters
- theRotationMatrix: WasmMatrix4d | Mat4
  the rotation matrix to apply
- theCenter: WasmVector3d
  the center of rotation
Returns this

subtract

subtract(theMatrix: WasmMatrix4d | Mat4): this
Subtract a matrix from this matrix.
Parameters
- theMatrix: WasmMatrix4d | Mat4
Returns this

toAxes

toAxes(): ObjectAxes
To Object Axes.

Returns ObjectAxes

transformAxes

transformAxes(theAxes: ObjectAxes): ObjectAxes
Transform the axes.
Parameters
- theAxes: ObjectAxes
Returns ObjectAxes

translate

translate(theTranslation: WasmVector3d): this
translate the matrix.
Parameters
- theTranslation: WasmVector3d
Returns this

transpose

transpose(): this
Transpose the matrix.

Returns this

`Static`buildRotation

buildRotation(
    theLocation: WasmVector3d,
    theDirection: WasmVector3d,
    theAngle: number,
): Mat4
Build a matrix from rotation angles.
Parameters
- theLocation: WasmVector3d
- theDirection: WasmVector3d
- theAngle: number
Returns Mat4

`Static`extractMatrix

extractMatrix(theMatrix: any): WasmMatrix4d
Extract a matrix from a Mat4 or WasmMatrix4d object.
Parameters
- theMatrix: any
Returns WasmMatrix4d

`Static`fromAxes

fromAxes(theAxes: ObjectAxes): Mat4
From Object Axes.
Parameters
- theAxes: ObjectAxes
Returns Mat4

`Static`fromEulerAngles

fromEulerAngles(theEulerAngles: WasmVector3d, theOrder: EulerSequence): Mat4
From Euler angles.
Parameters
- theEulerAngles: WasmVector3d
- theOrder: EulerSequence
Returns Mat4

`Static`fromQuaternion

fromQuaternion(theQuaternion: WasmVector4d): Mat4
From quaternion.
Parameters
- theQuaternion: WasmVector4d
Returns Mat4

`Static`fromRelativeAxes

fromRelativeAxes(theFromAxes: ObjectAxes, theToAxes: ObjectAxes): Mat4
From relative axes.
Parameters
- theFromAxes: ObjectAxes
- theToAxes: ObjectAxes
Returns Mat4