%N nudriv %F $MIR/opt/local/var/macports/build/_opt_PPCSnowLeopardPorts_science_miriad/miriad/work/miriad-4.3.8/borrow/pgplot/drivers/nudriv.f
%D PGPLOT Null device driver
%B
      SUBROUTINE NUDRIV (IFUNC, RBUF, NBUF, CHR, LCHR)
      INTEGER IFUNC, NBUF, LCHR
      REAL    RBUF(*)
      CHARACTER*(*) CHR

 PGPLOT driver for Null device (no graphical output)

 Version 1.0  - 1987 May 26 - T. J. Pearson.
 Version 1.1  - 1988 Mar 23 - add rectangle fill.
 Version 1.2  - 1992 Sep  3 - add line-of-pixels.
 Version 1.3  - 1992 Sep 21 - add markers.
 Version 1.4  - 1993 Apr 22 - add optional debugging.
 Version 1.5  - 1994 Aug 31 - use image primitives.
 Version 2.0  - 1996 Jan 22 - allow multiple active devices;
                              add QCR primitive.
 Version 2.1  - 1997 Jun 13 - correctly initialize STATE.

 Supported device: The ``null'' device can be used to suppress
 all graphic output from a program.  If environment variable
 PGPLOT_DEBUG is defined, some debugging information is
 reported on standard output.

 Device type code: /NULL.

 Default device name: None (the device name, if specified, is 
 ignored).

 Default view surface dimensions: Undefined (The device pretends to
 be a hardcopy device with 1000 pixels/inch and a view surface 8in 
 high by 10.5in wide.)

 Resolution: Undefined.

 Color capability: Color indices 0--255 are accepted.

 Input capability: None.

 File format: None.

 Obtaining hardcopy: Not possible.
