Penguin

pgmramp

pgmramp

NAME SYNOPSIS DESCRIPTION OPTIONS SEE ALSO AUTHOR


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.


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