PGPLOT Module: PGQCIR -- inquire color index range
SUBROUTINE PGQCIR(ICILO, ICIHI)
INTEGER ICILO, ICIHI
Query the color index range to be used for producing images with
PGGRAY or PGIMAG, as set by routine PGSCIR or by device default.
Arguments
ICILO (output) : the lowest color index to use for images
ICIHI (output) : the highest color index to use for images