类 Gradient

En

The Gradient class is used to create color gradients.

Zh

Gradient 类用于创建颜色渐变。

实现

  • IClone

访问器

colorAlphaKeysCount colorRGBKeysCount maxColorAlphaKeysCount maxColorKeysCount maxColorRGBKeysCount mode

方法

addColorAlpha addColorRGB clone cloneTo evaluateColorAlpha evaluateColorRGB updateColorAlpha updateColorRGB

访问器

colorAlphaKeysCount

colorRGBKeysCount

maxColorAlphaKeysCount

maxColorKeysCount

maxColorRGBKeysCount

mode

方法

addColorAlpha

  • addColorAlpha(key: number, value: number): void

    参数

    • key: number

      The lifetime, ranging from 0 to 1.

    • value: number

      The Alpha value.

    返回 void

    En

    Add a color Alpha key.

    Zh

    增加颜色 Alpha 帧。

addColorRGB

clone

cloneTo

evaluateColorAlpha

  • evaluateColorAlpha(
        lerpFactor: number,
        outColor: Color,
        startSearchIndex?: number,
        reverseSearch?: boolean,
    ): number

    参数

    • lerpFactor: number

      The interpolation factor.

    • outColor: Color

      The resulting color.

    • startSearchIndex: number = 0

      The starting search index. Default is 0.

    • reverseSearch: boolean = false

      Whether to perform reverse interpolation. Default is false.

    返回 number

    The resulting index.

    En

    Get the alpha value through interpolation.

    Zh

    通过插值获取透明值。

evaluateColorRGB

  • evaluateColorRGB(
        lerpFactor: number,
        out: Color,
        startSearchIndex?: number,
        reverseSearch?: boolean,
    ): number

    参数

    • lerpFactor: number

      Interpolation factor, clamped between 0 and 1.

    • out: Color

      The resulting color.

    • startSearchIndex: number = 0

      The starting search index. Default is 0.

    • reverseSearch: boolean = false

      Whether to perform reverse interpolation. Default is false.

    返回 number

    The current index after interpolation.

    En

    Get RGB color through interpolation.

    Zh

    通过插值获取RGB颜色。

updateColorAlpha

  • updateColorAlpha(index: number, key: number, value: number): void

    参数

    • index: number

      The index.

    • key: number

      The lifetime, ranging from 0 to 1.

    • value: number

      The Alpha value.

    返回 void

    En

    Update a color Alpha key.

    Zh

    更新颜色 Alpha 帧。

updateColorRGB

  • updateColorRGB(index: number, key: number, value: Color): void

    参数

    • index: number

      The index.

    • key: number

      The lifetime, ranging from 0 to 1.

    • value: Color

      The RGB value.

    返回 void

    En

    Update a color RGB key.

    Zh

    更新颜色 RGB 帧。

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