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Appendix C – The Gamma Manager Utility
43
GAMMA MANAGER
Adjusting the Gamma Curve
You can adjust the gamma curve using an exponential
or Bézier function.
Exponential
Exponential sets the gamma curve based on the func-
tion OUTPUT=INPUT
n
where n is the number
selected from the spin box. Use the up and down
arrows to increase or decrease n. The following illus-
tration shows what happens when the exponential is
set at 3.2 and the color is blue
Click Update Gamma Curve to display the new curve. The previous curve is dis-
played in gray.
To directly adjust the curve, place
the cursor over the curve where
you want to adjust the gamma
value. The cursor turns into a
hand:
Click the line. The cursor
becomes a clenched hand. Drag
the line up or down to adjust the
curve and release.
Previous value
(grey)
New value
(blue)