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INQPPO

       SUBROUTINE  INQPPO (XNDC,YNDC)
 C$    (Inquire Polygon Pixel Pattern Origin)
 C$    Return the current polygon  pixel pattern origin.  This  is
 C$    used to determine the initial  position of a pixel  pattern
 C$    array  used  for  filling  a  polygon  of  interior   style
 C$    "patterned".  The arguments are:
 C$
 C$    (XNDC,YNDC)......Normalized device coordinates of origin of
 C$                     lower left  corner of  the pixel  pattern.
 C$                     They lie in the  range 0.0..1.0, with  the
 C$                     default value  (0.0,0.0) corresponding  to
 C$                     the  lower-left  corner  of  the   display
 C$                     surface.
 C$    (27-JAN-82)