(PHP 4 >= 4.3.0)
SWFGradient->addEntry() — Adds an entry to the gradient list
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
swfgradient->addentry() adds an entry to the gradient list. ratio is a number between 0 and 1 indicating where in the gradient this color appears. Thou shalt add entries in order of increasing ratio.
red , green , blue is a color (RGB mode). Last parameter a is optional.
No value is returned.