(No version information available, might be only in CVS)
ImagickPixel::setColorValue — Sets the normalized value of one of the channels
此函式目前沒有參考文件;只有引數列表。
本函式是實驗性的。這個函式的行為、名稱、和關於此函式的任何其他文件在未來PHP的發行中可能會在不通知的情況下改變。 使用此函式需自行承擔風險。
Sets the value of the specified channel of this object to the provided value, which should be between 0 and 1. This function can be used to provide an opacity channel to an ImagickPixel object.
One of the Imagick channel color constants.
The value to set this channel to, ranging from 0 to 1.
Returns TRUE on success.