Class: Euler

欧拉角描述一个旋转变换，通过指定轴顺序和其各个轴向上的指定旋转角度来旋转一个物体

const a = new Euler(0, 1, 1.57, 'xyz' )

Hierarchy

• default

  ↳ Euler

Table of contents

Constructors

• constructor

Properties

• elements

Accessors

• x
• y
• z
• order
• roll
• pitch
• yaw

Methods

• fromObject
• toObject
• fromRotationMatrix
• fromQuaternion
• fromVector3
• toQuaternion
• toVector3
• set
• clone
• copy
• equals
• onChange
• triggerChange
• toString
• fromArray
• toArray

Constructors

constructor

• new Euler(x?, y?, z?, order?): Euler

Parameters

Name	Type	Default value	Description
x	number	0	用弧度表示x轴旋转量，默认值是 0
y	number	0	用弧度表示y轴旋转量，默认值是 0
z	number	0	用弧度表示z轴旋转量，默认值是 0
order	ANGLE_ORDER	'xyz'	表示旋转顺序的字符串，默认为'xyz'

Returns

Euler

Overrides

Vector.constructor

Defined in

src/math/Euler.ts:32

Properties

elements

• elements: Float32Array | Float64Array

Overrides

Vector.elements

Defined in

src/math/Euler.ts:20

Accessors

x

• get x(): number

获取 x 值

Returns

number

number;

Defined in

src/math/Euler.ts:45

• set x(x): void

设置 x 值

Parameters

Name	Type
x	number

Returns

void

Defined in

src/math/Euler.ts:53

---

y

• get y(): number

获取 y 值

Returns

number

number;

Defined in

src/math/Euler.ts:62

• set y(y): void

设置 y 值

Parameters

Name	Type
y	number

Returns

void

Defined in

src/math/Euler.ts:70

---

z

• get z(): number

获取 z 值

Returns

number

number;

Defined in

src/math/Euler.ts:79

• set z(z): void

设置 z 值

Parameters

Name	Type
z	number

Returns

void

Defined in

src/math/Euler.ts:87

---

order

• get order(): ANGLE_ORDER

获取旋转顺序

Returns

ANGLE_ORDER

Defined in

src/math/Euler.ts:95

• set order(order): void

设置旋转顺序

Parameters

Name	Type
order	ANGLE_ORDER

Returns

void

Defined in

src/math/Euler.ts:103

---

roll

• get roll(): number

Returns

number

Defined in

src/math/Euler.ts:108

• set roll(roll): void

Parameters

Name	Type
roll	number

Returns

void

Defined in

src/math/Euler.ts:112

---

pitch

• get pitch(): number

Returns

number

Defined in

src/math/Euler.ts:116

• set pitch(pitch): void

Parameters

Name	Type
pitch	number

Returns

void

Defined in

src/math/Euler.ts:120

---

yaw

• get yaw(): number

Returns

number

Defined in

src/math/Euler.ts:124

• set yaw(yaw): void

Parameters

Name	Type
yaw	number

Returns

void

Defined in

src/math/Euler.ts:128

Methods

fromObject

▸ fromObject(«destructured»): Euler

从对象创建欧拉角

Parameters

Name	Type
«destructured»	Object
› x	any
› y	any
› z	any
› order	any

Returns

Euler

Defined in

src/math/Euler.ts:139

---

toObject

▸ toObject(): Object

转换到对象

Returns

Object

Name	Type
x	number
y	number
z	number
order	ANGLE_ORDER

Defined in

src/math/Euler.ts:159

---

fromRotationMatrix

▸ fromRotationMatrix(m, order?, update?): Euler

从 Matrix4 创建欧拉角

Parameters

Name	Type	Default value
m	Matrix4	undefined
order	ANGLE_ORDER	undefined
update	boolean	true

Returns

Euler

Defined in

src/math/Euler.ts:174

---

fromQuaternion

▸ fromQuaternion(q): Euler

从四元数创建欧拉角

Parameters

Name	Type
q	Quaternion

Returns

Euler

Defined in

src/math/Euler.ts:268

---

fromVector3

▸ fromVector3(vec3, order?): Euler

从 Vector3 创建欧拉角

Parameters

Name	Type
vec3	any
order	ANGLE_ORDER

Returns

Euler

Defined in

src/math/Euler.ts:289

---

toQuaternion

▸ toQuaternion(): Quaternion

转换到四元数

Returns

Quaternion

Defined in

src/math/Euler.ts:296

---

toVector3

▸ toVector3(): Vector3

转换到 Vector3

Returns

Vector3

Defined in

src/math/Euler.ts:314

---

set

▸ set(x, y, z, order?): Euler

设置欧拉角的 x、y、z、order

Parameters

Name	Type
x	any
y	any
z	any
order	ANGLE_ORDER

Returns

Euler

Defined in

src/math/Euler.ts:325

---

clone

▸ clone(): Euler

克隆此欧拉角对象

Returns

Euler

Defined in

src/math/Euler.ts:337

---

copy

▸ copy(euler): Euler

将传入的 euler 的各数值复制到此欧拉角

Parameters

Name	Type
euler	Euler

Returns

Euler

Defined in

src/math/Euler.ts:345

---

equals

▸ equals(e): boolean

判断两个欧拉角是否相同

Parameters

Name	Type
e	Euler

Returns

boolean

Defined in

src/math/Euler.ts:361

---

onChange

▸ onChange(cb): void

监听欧拉角变更

Parameters

Name	Type	Description
cb	ICallback	回调函数

Returns

void

Defined in

src/math/Euler.ts:369

---

triggerChange

▸ triggerChange(): void

触发所有的回调函数

Returns

void

Defined in

src/math/Euler.ts:378

---

toString

▸ toString(): string

转换为字符串

Returns

string

Defined in

src/math/Euler.ts:385

---

fromArray

▸ fromArray(array, offset?): Euler

从数组构建向量数据

Parameters

Name	Type	Default value	Description
array	any	undefined	原始数组
offset	number	0	数组偏移量

Returns

Euler

Inherited from

Vector.fromArray

Defined in

src/math/Vector.ts:15

---

toArray

▸ toArray(out?, offset?): Float32Array | Float64Array | number[]

从向量转换到数组

Parameters

Name	Type	Default value	Description
out	Float32Array | Float64Array | number[]	[]	输出数据
offset	number	0	偏移量

Returns

Float32Array | Float64Array | number[]

Inherited from

Vector.toArray

Defined in

src/math/Vector.ts:28