Vector3 | v3js

3D向量类

class: Vector3

Hierarchy

Vector3

Index

Constructors

constructor

Properties

x
y
z

Methods

Constructors

constructor

new Vector3(x?: number, y?: number, z?: number): Vector3

- Defined in Vector3.ts:10
Parameters
- Default value x: number = 0
- Default value y: number = 0
- Default value z: number = 0
Returns Vector3

Properties

x

x: number

y

y: number

z

z: number

Methods

__@iterator

__@iterator(): Iterator<number>

- Defined in Vector3.ts:192
迭代器

memberof

Vector3

Returns Iterator<number>

getVec3FloatArray

getVec3FloatArray(): Float32Array

- Defined in Vector3.ts:182
获取该向量的 vec3 类型化数组

memberof

Vector3

Returns Float32Array

normalize

normalize(): void

- Defined in Vector3.ts:167
normalize 向量标准化

memberof

Vector3

Returns void

Static crossProduct

crossProduct(a: Vector3, b: Vector3): Vector3

- Defined in Vector3.ts:137
crossProduct 向量叉乘创建垂直于平面的向量

static

memberof

Vector3

Parameters
- a: Vector3
- b: Vector3
Returns Vector3

Static dotProduct

dotProduct(a: Vector3, b: Vector3): number

- Defined in Vector3.ts:110
dotProduct 向量点乘反应两向量相似程度

static

memberof

Vector3

Parameters
- a: Vector3
- b: Vector3
Returns number

Static getAngle

getAngle(a: Vector3, b: Vector3): number

- Defined in Vector3.ts:123
getAngle 求两向量夹角

static

memberof

Vector3

Parameters
- a: Vector3
- b: Vector3
Returns number

Static getDistance

getDistance(a: Vector3, b: Vector3): number

- Defined in Vector3.ts:96
getDistance 求两点间距离

static

memberof

Vector3

Parameters
- a: Vector3
- b: Vector3
Returns number

Static getNorm

getNorm(a: Vector3): number

- Defined in Vector3.ts:83
getNorm 向量取模

static

memberof

Vector3

Parameters
- a: Vector3
Returns number

Static isEqual

isEqual(a: Vector3, b: Vector3): boolean

- Defined in Vector3.ts:27
isEqual 判断两向量是否相等

static

memberof

Vector3

Parameters
- a: Vector3
- b: Vector3
Returns boolean

Static negate

negate(a: Vector3): Vector3

- Defined in Vector3.ts:39
negate 求负向量

static

memberof

Vector3

Parameters
- a: Vector3
Returns Vector3

Static plus

plus(...args: Vector3[]): Vector3

- Defined in Vector3.ts:51
plus 向量求和

static

memberof

Vector3

Parameters
- Rest ...args: Vector3[]
Returns Vector3

Static scalarMultiply

scalarMultiply(scalar: number, a: Vector3): Vector3

- Defined in Vector3.ts:71
scalarMultiply 标量乘法

static

memberof

Vector3

Parameters
- scalar: number
- a: Vector3
Returns Vector3

Static vector3Multiply

vector3Multiply(v: Vector3, m: Matrix4): Vector3

- Defined in Vector3.ts:150
Vector3 乘 Matrix4

static

memberof

Matrix4

Parameters
- v: Vector3
- m: Matrix4
Returns Vector3

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