Quaternion | v3js

四元数类

class: Quaternion

Hierarchy

Quaternion

Index

Constructors

constructor

Properties

Constructors

constructor

new Quaternion(w?: number, x?: number, y?: number, z?: number): Quaternion

- Defined in Quaternion.ts:24
Parameters
- Default value w: number = 0
- Default value x: number = 0
- Default value y: number = 0
- Default value z: number = 0
Returns Quaternion

Properties

w

w: number

x

x: number

y

y: number

z

z: number

Static QuaternionIdentity

QuaternionIdentity: Quaternion = new Quaternion(1, 0, 0, 0)

单位四元数

static
memberof: Quaternion

Methods

getRotationAngle

getRotationAngle(): number

- Defined in Quaternion.ts:392
提取旋转角

memberof

Quaternion

Returns number

getRotationAxis

getRotationAxis(): Vector3

- Defined in Quaternion.ts:402
提取旋转轴

memberof

Quaternion

Returns Vector3

normalize

normalize(): void

- Defined in Quaternion.ts:370
标准化四元数

memberof

Quaternion

Returns void

setToRotateAboutAxis

setToRotateAboutAxis(axis: Vector3, theta: number): void

- Defined in Quaternion.ts:353
绕指定轴旋转

memberof

Quaternion

Parameters
- axis: Vector3
- theta: number
Returns void

setToRotateAboutX

setToRotateAboutX(theta: number): void

- Defined in Quaternion.ts:313
绕 X 轴旋转

memberof

Quaternion

Parameters
- theta: number
Returns void

setToRotateAboutY

setToRotateAboutY(theta: number): void

- Defined in Quaternion.ts:326
绕 Y 轴旋转

memberof

Quaternion

Parameters
- theta: number
Returns void

setToRotateAboutZ

setToRotateAboutZ(theta: number): void

- Defined in Quaternion.ts:339
绕 Z 轴旋转

memberof

Quaternion

Parameters
- theta: number
Returns void

Static crossProduct

crossProduct(...args: Quaternion[]): Quaternion

- Defined in Quaternion.ts:90
四元数叉乘

static

memberof

Quaternion

Parameters
- Rest ...args: Quaternion[]
Returns Quaternion

Static dotProduct

dotProduct(a: Quaternion, b: Quaternion): number

- Defined in Quaternion.ts:78
四元数点乘

static

memberof

Quaternion

Parameters
- a: Quaternion
- b: Quaternion
Returns number

Static fromRotationMatrix

fromRotationMatrix(m: Matrix4): Quaternion

- Defined in Quaternion.ts:207
从旋转矩阵提取四元数

static

memberof

Quaternion

Parameters
- m: Matrix4
Returns Quaternion

Static getAngularDisplacement

getAngularDisplacement(a: Quaternion, b: Quaternion): Quaternion

- Defined in Quaternion.ts:157
由四元数 a 到四元数 b 的角位移

memberof

Quaternion

Parameters
- a: Quaternion
- b: Quaternion
Returns Quaternion

Static getConjugate

getConjugate(a: Quaternion): Quaternion

- Defined in Quaternion.ts:65
四元数求共轭

static

memberof

Quaternion

Parameters
- a: Quaternion
Returns Quaternion

Static getNorm

getNorm(a: Quaternion): number

- Defined in Quaternion.ts:53
四元数求模

static

memberof

Quaternion

Parameters
- a: Quaternion
Returns number

Static log

log(a: Quaternion): Quaternion

- Defined in Quaternion.ts:125
四元数对数

static

memberof

Quaternion

Parameters
- a: Quaternion
Returns Quaternion

Static negate

negate(a: Quaternion): Quaternion

- Defined in Quaternion.ts:41
四元数求负

static

memberof

Quaternion

Parameters
- a: Quaternion
Returns Quaternion

Static pow

pow(a: Quaternion, exponent: number): Quaternion

- Defined in Quaternion.ts:139
四元数求幂

static

memberof

Quaternion

Parameters
- a: Quaternion
- exponent: number
Returns Quaternion

Static scalarMultiply

scalarMultiply(scalar: number, a: Quaternion): Quaternion

- Defined in Quaternion.ts:113
标量乘

static

memberof

Quaternion

Parameters
- scalar: number
- a: Quaternion
Returns Quaternion

Static setObjectToWorldFromEulerAngles

setObjectToWorldFromEulerAngles(orientation: EulerAngles): Quaternion

- Defined in Quaternion.ts:279
从欧拉角构建物体——世界四元数

static

memberof

Quaternion

Parameters
- orientation: EulerAngles
Returns Quaternion

Static setWorldToObjectFromEulerAngles

setWorldToObjectFromEulerAngles(orientation: EulerAngles): Quaternion

- Defined in Quaternion.ts:303
从欧拉角构建世界——物体四元数

static

memberof

Quaternion

Parameters
- orientation: EulerAngles
Returns Quaternion

Static slerp

slerp(a: Quaternion, b: Quaternion, t: number): Quaternion

- Defined in Quaternion.ts:171
四元数 slerp 插值

static

memberof

Quaternion

Parameters
- a: Quaternion
- b: Quaternion
- t: number
Returns Quaternion

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