Tom Hicks wrote: >> STP Gamma >> > Dont realy know how to explain this, but its a bit like a brightness > control, but weighted so that some values get affected more than > others. Not sure if wikipedia does a good job of describing it but its > better than me ;-) > http://en.wikipedia.org/wiki/Gamma_correction > Gamma is a way of disproportionately increasing the mid-range of color intensities -- the middle grey zone in greyscale, for example, though it applies to colors also. You can create a variable "hump" in the midrange. One could also de-emphasize the mid-range, but that turns out to be unlikely to be useful. Brightness more or less shifts all the intensities one direction or the other, gamma just the mid-range.
Greg
