Gmagick
PHP Manual

Gmagick::swirlimage

(PECL gmagick >= Unknown)

Gmagick::swirlimageSwirls the pixels about the center of the image

说明

public Gmagick Gmagick::swirlimage ( float $degrees )

Swirls the pixels about the center of the image, where degrees indicates the sweep of the arc through which each pixel is moved. You get a more dramatic effect as the degrees move from 1 to 360.

参数

degrees

Define the tightness of the swirling effect.

返回值

The Gmagick object on success

错误/异常

错误时抛出 GmagickException


Gmagick
PHP Manual