pgmramp(1)

NAME

   pgmramp - generate a grayscale ramp

SYNOPSIS

   pgmramp -lr|-tb | -rectangle|-ellipse width height

DESCRIPTION

   Generates  a  graymap of the specified size containing a black-to-white
   ramp.  These ramps are useful for multiplying with other images,  using
   the pnmarith tool.

OPTIONS

   -lr    A left to right ramp.

   -tb    A top to bottom ramp.

   -rectangle
          A rectangular ramp.

   -ellipse
          An elliptical ramp.

   All flags can be abbreviated to their shortest unique prefix.

SEE ALSO

   pnmarith(1), pgm(5)

AUTHOR

   Copyright (C) 1989 by Jef Poskanzer.

                           24 November 1989                     pgmramp(1)

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Free and Open Source Software