(PECL imagick 2, PECL imagick 3)
ImagickDraw::getTextAntialias — Returns the current text antialias setting
本函数还未编写文档，仅有参数列表。
Returns the current text antialias setting, which determines whether text is antialiased. Text is antialiased by default.
Returns true if text is antialiased and false if not.