Returns a new Imlib2::ColorModifier
Example:
cmod = Imlib2::ColorModifier.new
Imlib2::ColorModifier constructor
This method takes no arguments.
Set the brightness value.
cmod.brightness = 2.0
Set the contrast value.
cmod.contrast = 0.8
Set the gamma value.
cmod.gamma = 0.5
Reset the Imlib2::ColorModifier
cmod.reset
[Validate]