ChngContrast

Description #

Sets or gets the current contrast

Technical Details #

Arguments #

real(5, function, value)\
function:

0: Set contrast

1: Current contrast is returned by the function into Ans, (value argument is ignored for this).

value: A value 0-39, where 0 is the lightest, and 39 is the darkest.

Outputs #

Sets or gets the contrast, depending on function: