Class CGAffineTransform

2D 仿射变换矩阵 a b 0 c d 0 tx ty 1

Hierarchy

Matrix3
- CGAffineTransform

Index

Constructors

constructor

Properties

_elements

Accessors

Methods

Constructors

constructor

new CGAffineTransform(a: number, b: number, c: number, d: number, tx: number, ty: number): CGAffineTransform

Overrides Matrix3.constructor
- Defined in glb/dist/math/CGAffineTransform.d.ts:9
初始化3x3矩阵实例，默认为单位矩阵，值以column-major传入

Parameters
- a: number
- b: number
- c: number
- d: number
- tx: number
- ty: number
Returns CGAffineTransform

Properties

Protected _elements

_elements: number[]

Accessors

a

get a(): number

Overrides Matrix3.a
- Defined in glb/dist/math/CGAffineTransform.d.ts:10
Returns number

b

get b(): number

Overrides Matrix3.b
- Defined in glb/dist/math/CGAffineTransform.d.ts:11
Returns number

c

get c(): number

Overrides Matrix3.c
- Defined in glb/dist/math/CGAffineTransform.d.ts:12
Returns number

d

get d(): number

Overrides Matrix3.d
- Defined in glb/dist/math/CGAffineTransform.d.ts:13
Returns number

elements

get elements(): readonly number[]

Inherited from Matrix3.elements
- Defined in glb/dist/math/Matrix3.d.ts:25
Returns readonly number[]

isMatrix3

get isMatrix3(): boolean

Inherited from Matrix3.isMatrix3
- Defined in glb/dist/math/Matrix3.d.ts:24
Returns boolean

tx

get tx(): number

Overrides Matrix3.tx
- Defined in glb/dist/math/CGAffineTransform.d.ts:14
Returns number

ty

get ty(): number

Overrides Matrix3.ty
- Defined in glb/dist/math/CGAffineTransform.d.ts:15
Returns number

Methods

add

add(m: Matrix3): CGAffineTransform

Inherited from Matrix3.add
- Defined in glb/dist/math/Matrix3.d.ts:81
按位加法

Parameters
- m: Matrix3
  
  被加3x3矩阵
Returns CGAffineTransform

addScalar

addScalar(s: number): CGAffineTransform

Inherited from Matrix3.addScalar
- Defined in glb/dist/math/Matrix3.d.ts:86
按位标量加法

Parameters
- s: number
  
  标量
Returns CGAffineTransform

clone

clone(): Matrix3

Inherited from Matrix3.clone
- Defined in glb/dist/math/Matrix3.d.ts:70
克隆

Returns Matrix3

copy

copy(target: Matrix3): CGAffineTransform

Inherited from Matrix3.copy
- Defined in glb/dist/math/Matrix3.d.ts:66
复制

Parameters
- target: Matrix3
  
  复制目标
Returns CGAffineTransform

det

det(): number

Inherited from Matrix3.det
- Defined in glb/dist/math/Matrix3.d.ts:131
行列式

Returns number

divideScalar

divideScalar(s: number): CGAffineTransform

Inherited from Matrix3.divideScalar
- Defined in glb/dist/math/Matrix3.d.ts:123
按位标量除法

Parameters
- s: number
  
  标量
Returns CGAffineTransform

identity

identity(): void

Inherited from Matrix3.identity
- Defined in glb/dist/math/Matrix3.d.ts:61
设为单位矩阵

Returns void

invert

invert(): CGAffineTransform

Inherited from Matrix3.invert
- Defined in glb/dist/math/Matrix3.d.ts:135
逆矩阵

Returns CGAffineTransform

isEqual

isEqual(target: Matrix3): boolean

Inherited from Matrix3.isEqual
- Defined in glb/dist/math/Matrix3.d.ts:76
判等

Parameters
- target: Matrix3
  
  被比较的对象
Returns boolean
是否相等，相等返回true，否则返回false

multiply

multiply(b: Matrix3): Matrix3

Inherited from Matrix3.multiply
- Defined in glb/dist/math/Matrix3.d.ts:108
矩阵右乘 this ✕ m

Parameters
- b: Matrix3
Returns Matrix3

multiplyScalar

multiplyScalar(s: number): CGAffineTransform

Inherited from Matrix3.multiplyScalar
- Defined in glb/dist/math/Matrix3.d.ts:118
按位标量乘法

Parameters
- s: number
  
  标量
Returns CGAffineTransform

preMultiply

preMultiply(a: Matrix3): Matrix3

Inherited from Matrix3.preMultiply
- Defined in glb/dist/math/Matrix3.d.ts:113
矩阵左乘 m ✕ this

Parameters
- a: Matrix3
Returns Matrix3

rotate

rotate(rad: number): CGAffineTransform

Inherited from Matrix3.rotate
- Defined in glb/dist/math/Matrix3.d.ts:147
Parameters
- rad: number
Returns CGAffineTransform

scale

scale(v: Vector2): CGAffineTransform

Inherited from Matrix3.scale
- Defined in glb/dist/math/Matrix3.d.ts:146
缩放

Parameters
- v: Vector2
  
  以Vector类型存放的缩放因子
Returns CGAffineTransform

set

set(e11: number, e21: number, e31: number, e12: number, e22: number, e32: number, e13: number, e23: number, e33: number): CGAffineTransform

Inherited from Matrix3.set
- Defined in glb/dist/math/Matrix3.d.ts:57
赋值，以column-major储存

Parameters
- e11: number
  
  第1行第1列元素
- e21: number
  
  第2行第1列元素
- e31: number
  
  第3行第1列元素
- e12: number
  
  第1行第2列元素
- e22: number
  
  第2行第2列元素
- e32: number
  
  第3行第2列元素
- e13: number
  
  第1行第3列元素
- e23: number
  
  第2行第3列元素
- e33: number
  
  第3行第3列元素
Returns CGAffineTransform

setFromMatrix4

setFromMatrix4(m: Matrix4): CGAffineTransform

Inherited from Matrix3.setFromMatrix4
- Defined in glb/dist/math/Matrix3.d.ts:152
将4x4矩阵裁剪为3x3矩阵

Parameters
- m: Matrix4
  
  4x4矩阵
Returns CGAffineTransform

setFromRow

setFromRow(e11: number, e12: number, e13: number, e21: number, e22: number, e23: number, e31: number, e32: number, e33: number): CGAffineTransform

Inherited from Matrix3.setFromRow
- Defined in glb/dist/math/Matrix3.d.ts:44
以row-major传入

Parameters
- e11: number
- e12: number
- e13: number
- e21: number
- e22: number
- e23: number
- e31: number
- e32: number
- e33: number
Returns CGAffineTransform

sub

sub(m: Matrix3): CGAffineTransform

Inherited from Matrix3.sub
- Defined in glb/dist/math/Matrix3.d.ts:91
按位减法

Parameters
- m: Matrix3
  
  被减3x3矩阵
Returns CGAffineTransform

subScalar

subScalar(s: number): CGAffineTransform

Inherited from Matrix3.subScalar
- Defined in glb/dist/math/Matrix3.d.ts:96
按位标量减法

Parameters
- s: number
  
  标量
Returns CGAffineTransform

toArrays

toArrays(): number[]

Inherited from Matrix3.toArrays
- Defined in glb/dist/math/Matrix3.d.ts:153
Returns number[]

translate

translate(v: Vector2): CGAffineTransform

Inherited from Matrix3.translate
- Defined in glb/dist/math/Matrix3.d.ts:140
平移

Parameters
- v: Vector2
  
  以Vector类型存放的平移参数
Returns CGAffineTransform

transpose

transpose(): CGAffineTransform

Inherited from Matrix3.transpose
- Defined in glb/dist/math/Matrix3.d.ts:127
转置

Returns CGAffineTransform

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