Class Color4

颜色（包含透明度）

Hierarchy

Color4

Index

Constructors

Properties

__class__ a b g r _BLACK _WHITE

Accessors

Constructors

constructor

new Color4(r?: number, g?: number, b?: number, a?: number): Color4
构建颜色
Parameters
- r: number = 1
  
  红[0,1]
- g: number = 1
  
  绿[0,1]
- b: number = 1
  
  蓝[0,1]
- a: number = 1
  
  透明度[0,1]
Returns Color4
- Defined in src/math/Color4.ts:76

Properties

class

__class__: "Color4"

a

a: number = 1

透明度[0,1]

b

b: number = 1

蓝[0,1]

g

g: number = 1

绿[0,1]

r

r: number = 1

红[0,1]

`Static` `Private` _BLACK

_BLACK: Readonly<Color4>

`Static` `Private` _WHITE

_WHITE: Readonly<Color4>

Accessors

`Static` BLACK

get BLACK(): Readonly<Color4>
Returns Readonly<Color4>
- Defined in src/math/Color4.ts:23

`Static` WHITE

get WHITE(): Readonly<Color4>
Returns Readonly<Color4>
- Defined in src/math/Color4.ts:17

Methods

clone

clone(): Color4
克隆

Returns Color4
- Defined in src/math/Color4.ts:295

copy

copy(color: Color4): Color4
拷贝
Parameters
- color: Color4
Returns Color4
- Defined in src/math/Color4.ts:240

equals

equals(object: Color4, precision?: number): boolean
通过将当前 Color3 对象的 r、g 和 b 元素与指定的 Color3 对象的 r、g 和 b 元素进行比较，确定这两个对象是否相等。
Parameters
- object: Color4
- precision: number = mathUtil.PRECISION
Returns boolean
- Defined in src/math/Color4.ts:223

fromColor3

fromColor3(color3: Color3, a?: number): Color4
Parameters
- color3: Color3
- a: number = 1
Returns Color4
- Defined in src/math/Color4.ts:116

fromUnit

fromUnit(color: number): Color4
通过
Parameters
- color: number
Returns Color4
- Defined in src/math/Color4.ts:98

fromUnit24

fromUnit24(color: number, a?: number): Color4
Parameters
- color: number
- a: number = 1
Returns Color4
- Defined in src/math/Color4.ts:108

mix

mix(color: Color4, rate?: number): Color4
混合颜色
Parameters
- color: Color4
  
  混入的颜色
- rate: number = 0.5
  
  混入比例
Returns Color4
- Defined in src/math/Color4.ts:159

mixTo

mixTo(color: Color4, rate: number, vout?: Color4): Color4
混合颜色
Parameters
- color: Color4
  
  混入的颜色
- rate: number
  
  混入比例
- vout: Color4 = ...
Returns Color4
- Defined in src/math/Color4.ts:174

multiply

multiply(c: Color4): Color4
乘以指定颜色

Returns
返回自身
Parameters
- c: Color4
  
  乘以的颜色
Returns Color4
- Defined in src/math/Color4.ts:184

multiplyNumber

multiplyNumber(scale: number): Color4
乘以指定常量

Returns
返回自身
Parameters
- scale: number
  
  缩放常量
Returns Color4
- Defined in src/math/Color4.ts:210

multiplyTo

multiplyTo(v: Color4, vout?: Color4): Color4
乘以指定颜色

Returns
返回新颜色
Parameters
- v: Color4
  
  乘以的颜色
- vout: Color4 = ...
Returns Color4
- Defined in src/math/Color4.ts:199

random

random(randomAlpha?: boolean): Color4
随机Color4
Parameters
- randomAlpha: boolean = false
  
  透明值是否随机
Returns Color4
- Defined in src/math/Color4.ts:305

setTo

setTo(r: number, g: number, b: number, a?: number): Color4
Parameters
- r: number
- g: number
- b: number
- a: number = 1
Returns Color4
- Defined in src/math/Color4.ts:84

toArray

toArray(array?: number[], offset?: number): number[]
转换为数组
Parameters
- array: number[] = []
  
  数组
- offset: number = 0
  
  偏移
Returns number[]
- Defined in src/math/Color4.ts:282

toColor3

toColor3(color?: Color3): Color3
Parameters
- color: Color3 = ...
Returns Color3
- Defined in src/math/Color4.ts:258

toHexString

toHexString(): string
输出16进制字符串

Returns string
- Defined in src/math/Color4.ts:136

toInt

toInt(): number
Returns number
- Defined in src/math/Color4.ts:126

toRGBA

toRGBA(): string
输出 RGBA 颜色值，例如 rgba(255,255,255,1)

Returns string
- Defined in src/math/Color4.ts:149

toString

toString(): string
输出字符串

Returns string
- Defined in src/math/Color4.ts:253

toVector4

toVector4(vector4?: Vector4): Vector4
Parameters
- vector4: Vector4 = ...
Returns Vector4
- Defined in src/math/Color4.ts:267

`Static` fromColor3

fromColor3(color3: Color3, a?: number): Color4
Parameters
- color3: Color3
- a: number = 1
Returns Color4
- Defined in src/math/Color4.ts:39

`Static` fromUnit

fromUnit(color: number): Color4
Parameters
- color: number
Returns Color4
- Defined in src/math/Color4.ts:29

`Static` fromUnit24

fromUnit24(color: number, a?: number): Color4
Parameters
- color: number
- a: number = 1
Returns Color4
- Defined in src/math/Color4.ts:34

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