Documentation / base / ObservableVector4

Class: ObservableVector4

Defined in: libs/base/src/math/vector.ts:1677

Observable 4 dimentional vector

Extends

• Vector4

Indexable

[index: number]: number

Constructors

Constructor

new ObservableVector4(x, y, z, w): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1198

Creates a new Vector4 initialized with values.

Parameters

x

number

The x component.

y

number

The y component.

z

number

The z component.

w

number

The w component.

Returns

ObservableVector4

Inherited from

Vector4.constructor

Constructor

new ObservableVector4(elements): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1203

Creates a new Vector4 initialized with values in an array.

Parameters

elements

number[]

Array that contains the x, y, z, w values.

Returns

ObservableVector4

Inherited from

Vector4.constructor

Constructor

new ObservableVector4(array): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1208

Creates a new Vector4 initialized with values in a Float32Array.

Parameters

array

Float32Array

Float32Array object that contains the x, y, z, w values.

Returns

ObservableVector4

Inherited from

Vector4.constructor

Constructor

new ObservableVector4(buffer, offset): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1214

Creates a new Vector4 placed on a given ArrayBuffer object.

Parameters

buffer

ArrayBuffer

The array buffer object.

offset

number

The byte offset of the buffer where the vector placed at.

Returns

ObservableVector4

Inherited from

Vector4.constructor

Constructor

new ObservableVector4(): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1218

Creates a new Vector4 filled with zero values.

Returns

ObservableVector4

Inherited from

Vector4.constructor

Accessors

magnitude

Get Signature

get magnitude(): number

Defined in: libs/base/src/math/vector.ts:1285

Get the length of the vector.

Returns

number

Inherited from

Vector4.magnitude

---

magnitudeSq

Get Signature

get magnitudeSq(): number

Defined in: libs/base/src/math/vector.ts:1289

Get the squared length of the vector.

Returns

number

Inherited from

Vector4.magnitudeSq

---

callback

Get Signature

get callback(): () => void

Defined in: libs/base/src/math/vector.ts:1681

The callback function which will be executed when the value changed

Returns

() => void

Set Signature

set callback(cb): void

Defined in: libs/base/src/math/vector.ts:1684

Parameters

cb

() => void

Returns

void

---

x

Get Signature

get x(): number

Defined in: libs/base/src/math/vector.ts:1695

Get the x component value.

Returns

number

Set Signature

set x(val): void

Defined in: libs/base/src/math/vector.ts:1698

Get the x component value.

Parameters

val

number

Returns

void

Overrides

Vector4.x

---

y

Get Signature

get y(): number

Defined in: libs/base/src/math/vector.ts:1708

Get the y component value.

Returns

number

Set Signature

set y(val): void

Defined in: libs/base/src/math/vector.ts:1711

Get the y component value.

Parameters

val

number

Returns

void

Overrides

Vector4.y

---

z

Get Signature

get z(): number

Defined in: libs/base/src/math/vector.ts:1721

Get the z component value.

Returns

number

Set Signature

set z(val): void

Defined in: libs/base/src/math/vector.ts:1724

Get the z component value.

Parameters

val

number

Returns

void

Overrides

Vector4.z

---

w

Get Signature

get w(): number

Defined in: libs/base/src/math/vector.ts:1734

Get the w component value.

Returns

number

Set Signature

set w(val): void

Defined in: libs/base/src/math/vector.ts:1737

Get the w component value.

Parameters

val

number

Returns

void

Overrides

Vector4.w

Methods

equalsTo()

equalsTo(other, epsl?): boolean

Defined in: libs/base/src/math/vector.ts:32

Check if all data is close enough to another

Parameters

other

Float32Array<ArrayBuffer>

The data to be compared with.

epsl?

number

Returns

boolean

true if close enough, otherwise false.

Inherited from

Vector4.equalsTo

---

toString()

toString(): string

Defined in: libs/base/src/math/vector.ts:52

Convert this to string object.

Returns

string

Inherited from

Vector4.toString

---

isNaN()

isNaN(): boolean

Defined in: libs/base/src/math/vector.ts:61

Check the data for the presence of NaN.

Returns

boolean

true if NaN is present, otherwise false.

Inherited from

Vector4.isNaN

---

setRandom()

setRandom(minValue, maxValue): void

Defined in: libs/base/src/math/vector.ts:75

Generate random vector

Parameters

minValue

number

Minimum value of any component of the vector

maxValue

number

Maximum value of any component of the vector

Returns

void

Inherited from

Vector4.setRandom

---

clone()

clone(): Vector4

Defined in: libs/base/src/math/vector.ts:1253

Creates a new Vector4 initialized with values from this vector.

Returns

Vector4

The new vector.

Inherited from

Vector4.clone

---

xy()

xy(): Vector2

Defined in: libs/base/src/math/vector.ts:1296

Creates a new Vector2 initialized with x, y component of this vector.

Returns

Vector2

The new vector

Inherited from

Vector4.xy

---

xyz()

xyz(): Vector3

Defined in: libs/base/src/math/vector.ts:1303

Creates a new Vector3 initialized with x, y, z component of this vector.

Returns

Vector3

The new vector

Inherited from

Vector4.xyz

---

setAndNormalize()

setAndNormalize(x, y, z, w): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1329

Set component values and then normalize the vector.

Parameters

x

number

The x component value.

y

number

The y component value.

z

number

The z component value.

w

number

The w component value.

Returns

ObservableVector4

self

Inherited from

Vector4.setAndNormalize

---

subBy()

subBy(other): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1338

Subtract a vector from this vector.

Parameters

other

Vector4

The vector that will be subtract.

Returns

ObservableVector4

self

Inherited from

Vector4.subBy

---

addBy()

addBy(other): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1347

Add a vector to this vector.

Parameters

other

Vector4

The vector that will be added.

Returns

ObservableVector4

self

Inherited from

Vector4.addBy

---

combineBy()

combineBy(other, t0, t1): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1358

Combine a vector to this vector.

Parameters

other

Vector4

The vector that will be added.

t0

number

Scale factor for this vector

t1

number

Scale factor for other vector

Returns

ObservableVector4

self

Inherited from

Vector4.combineBy

---

mulBy()

mulBy(other): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1367

Multiply this vector by a vector.

Parameters

other

Vector4

The vector that will be multiplied by.

Returns

ObservableVector4

self

Inherited from

Vector4.mulBy

---

divBy()

divBy(other): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1376

Divide this vector by a vector.

Parameters

other

Vector4

The vector that will be divide by.

Returns

ObservableVector4

self

Inherited from

Vector4.divBy

---

scaleBy()

scaleBy(f): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1385

Scale this vector by a scalar number.

Parameters

f

number

amount to scale this vector by.

Returns

ObservableVector4

self

Inherited from

Vector4.scaleBy

---

inplaceNormalize()

inplaceNormalize(): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1393

Normalize this vector inplace.

Returns

ObservableVector4

self

Inherited from

Vector4.inplaceNormalize

---

inplaceInverse()

inplaceInverse(): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1401

Inverse this vector inplace.

Returns

ObservableVector4

self

Inherited from

Vector4.inplaceInverse

---

inplaceMin()

inplaceMin(other): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1410

Set the component values to the minimum of this vector and another vector.

Parameters

other

Vector4

The vector that to be compared with.

Returns

ObservableVector4

self

Inherited from

Vector4.inplaceMin

---

inplaceMax()

inplaceMax(other): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1419

Set the component values to the maximum of this vector and another vector.

Parameters

other

Vector4

The vector that to be compared with.

Returns

ObservableVector4

self

Inherited from

Vector4.inplaceMax

---

zero()

static zero(): Vector4

Defined in: libs/base/src/math/vector.ts:1427

Creates a new Vector4 initialized with zero values.

Returns

Vector4

The new vector

Inherited from

Vector4.zero

---

one()

static one(): Vector4

Defined in: libs/base/src/math/vector.ts:1434

Creates a new Vector4 initialized with one.

Returns

Vector4

The new vector

Inherited from

Vector4.one

---

axisPX()

static axisPX(): Vector4

Defined in: libs/base/src/math/vector.ts:1441

Creates a new Vector4 pointing in the positive direction of the X axis, i.e. vec4(1, 0, 0, 0)

Returns

Vector4

The new vector

Inherited from

Vector4.axisPX

---

axisNX()

static axisNX(): Vector4

Defined in: libs/base/src/math/vector.ts:1448

Creates a new Vector4 pointing in the negative direction of the X axis, i.e. vec4(-1, 0, 0, 0)

Returns

Vector4

The new vector

Inherited from

Vector4.axisNX

---

axisPY()

static axisPY(): Vector4

Defined in: libs/base/src/math/vector.ts:1455

Creates a new Vector4 pointing in the positive direction of the Y axis, i.e. vec4(0, 1, 0, 0)

Returns

Vector4

The new vector

Inherited from

Vector4.axisPY

---

axisNY()

static axisNY(): Vector4

Defined in: libs/base/src/math/vector.ts:1462

Creates a new Vector4 pointing in the negative direction of the Y axis, i.e. vec4(0, -1, 0, 0)

Returns

Vector4

The new vector

Inherited from

Vector4.axisNY

---

axisPZ()

static axisPZ(): Vector4

Defined in: libs/base/src/math/vector.ts:1469

Creates a new Vector4 pointing in the positive direction of the Z axis, i.e. vec4(0, 0, 1, 0)

Returns

Vector4

The new vector

Inherited from

Vector4.axisPZ

---

axisNZ()

static axisNZ(): Vector4

Defined in: libs/base/src/math/vector.ts:1476

Creates a new Vector4 pointing in the negative direction of the Z axis, i.e. vec4(0, 0, -1, 0)

Returns

Vector4

The new vector

Inherited from

Vector4.axisNZ

---

axisPW()

static axisPW(): Vector4

Defined in: libs/base/src/math/vector.ts:1483

Creates a new Vector4 pointing in the positive direction of the W axis, i.e. vec4(0, 0, 0, 1)

Returns

Vector4

The new vector

Inherited from

Vector4.axisPW

---

axisNW()

static axisNW(): Vector4

Defined in: libs/base/src/math/vector.ts:1490

Creates a new Vector4 pointing in the negative direction of the W axis, i.e. vec4(0, 0, 0, -1)

Returns

Vector4

The new vector

Inherited from

Vector4.axisNW

---

normalize()

static normalize(v, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1499

Normalize a Vector4

Parameters

v

Vector4

The input vector

result?

Vector4

The output vector (can be the same as v). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.normalize

---

inverse()

static inverse(v, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1513

Inverse a Vector4

Parameters

v

Vector4

The input vector

result?

Vector4

The output vector (can be the same vector as v). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.inverse

---

sub()

static sub(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1527

Subtract two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.sub

---

add()

static add(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1541

Add two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.add

---

combine()

static combine(a, b, t0, t1, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1557

Combine two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

t0

number

Scale factor for the first operand

t1

number

Scale factor for the second operand

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.combine

---

lerp()

static lerp(a, b, t, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1572

Linearly interpolate between two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

t

number

The interpolation factor. The result is equal to a when t = 0 and equal to b when t = 1.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.lerp

---

mul()

static mul(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1586

Multiply two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.mul

---

div()

static div(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1600

Divide two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.div

---

scale()

static scale(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1614

Scale a Vector4 by a scalar number.

Parameters

a

Vector4

The vector to be scaled.

b

number

The scalar number.

result?

Vector4

The output vector (can be the same vector as a). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.scale

---

min()

static min(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1628

Calculates the minimum of two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.min

---

max()

static max(a, b, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1642

Calculates the maximum of two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.max

---

abs()

static abs(a, result?): Vector4

Defined in: libs/base/src/math/vector.ts:1655

Calculates the absolute values of a Vector4.

Parameters

a

Vector4

The input vector.

result?

Vector4

The output vector (can be the same vector as a or b). if not specified, a new vector will be created.

Returns

Vector4

The output vector

Inherited from

Vector4.abs

---

dot()

static dot(a, b): number

Defined in: libs/base/src/math/vector.ts:1668

Calculates the dot product of two Vector4's.

Parameters

a

Vector4

The first operand.

b

Vector4

The second operand.

Returns

number

dot product of a and b

Inherited from

Vector4.dot

---

setCallback()

setCallback(cb): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1688

Set callback

Parameters

cb

() => void

Returns

ObservableVector4

---

setXYZW()

setXYZW(x, y, z, w): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1747

Set component values.

Parameters

x

number

The x component value.

y

number

The y component value.

z

number

The z component value.

w

number

The w component value.

Returns

ObservableVector4

self

Overrides

Vector4.setXYZW

---

copyWithin()

copyWithin(target, start, end?): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1761

Inherited from Float32Array.copyWithin

Parameters

target

number

start

number

end?

number

Returns

ObservableVector4

Overrides

Vector4.copyWithin

---

fill()

fill(value, start?, end?): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1769

Inherited from Float32Array.fill

Parameters

value

number

start?

number

end?

number

Returns

ObservableVector4

Overrides

Vector4.fill

---

reverse()

reverse(): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1777

Inherited from Float32Array.reverse

Returns

ObservableVector4

Overrides

Vector4.reverse

---

set()

set(array, offset?): void

Defined in: libs/base/src/math/vector.ts:1785

Inherited from Float32Array.set

Parameters

array

ArrayLike<number>

offset?

number

Returns

void

Overrides

Vector4.set

---

sort()

sort(compareFn?): ObservableVector4

Defined in: libs/base/src/math/vector.ts:1792

Inherited from Float32Array.sort

Parameters

compareFn?

(a, b) => number

Returns

ObservableVector4

Overrides

Vector4.sort