PGPLOT Module: PGSCIR -- set color index range
SUBROUTINE PGSCIR(ICILO, ICIHI)
INTEGER ICILO, ICIHI
Set the color index range to be used for producing images with
PGGRAY or PGIMAG. If the range is not all within the range supported
by the device, a smaller range will be used. The number of
different colors available for images is ICIHI-ICILO+1.
Arguments
ICILO (input) : the lowest color index to use for images
ICIHI (input) : the highest color index to use for images