PHP Manual: Swirls the pixels about the center of the image

Description

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.

Parameters

degrees: Define the tightness of the swirling effect.

Return Values

The Gmagick object on success

Errors/Exceptions

Throws an GmagickException on error.