Returns the opacity used when drawing

# ImagickDraw::getFillOpacity

(PECL imagick 2, PECL imagick 3)

ImagickDraw::getFillOpacity — Returns the opacity used when drawing

### 说明

public function ImagickDraw::getFillOpacity(): float
警告

本函数还未编写文档，仅有参数列表。

Returns the opacity used when drawing using the fill color or fill texture. Fully opaque is 1.0.

### 返回值

The opacity.

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