
plrgb: Set line color by red, green 

DESCRIPTION:

    Set line color by red, green, blue from  0. to 1.  Do
    not use this.
    Only retained for backward compatibility. Use the function plscol0
    instead. 

SYNOPSIS:

plrgb(r, g, b)

ARGUMENTS:

    r (PLFLT, input) :      NEEDS DOCUMENTATION 

    g (PLFLT, input) :      NEEDS DOCUMENTATION 

    b (PLFLT, input) :      NEEDS DOCUMENTATION 
