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pgmramp.1
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1994-08-27
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pgmramp(1) USER COMMANDS pgmramp(1)
NAME
pgmramp - generate a grayscale ramp
SYNOPSIS
pgmramp -lr|-tb|-rectangle| _✓w_✓i_✓d_✓t_✓h _✓h_✓e_✓i_✓g_✓h_✓t
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 _✓p_✓n_✓m_✓a_✓r_✓i_✓t_✓h 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 pre-
fix.
SEE ALSO
pnmarith(1), pgm(5)
AUTHOR
Copyright (C) 1989 by Jef Poskanzer.
Sun Release 4.0 Last change: 24 November 1989 1