.TH ppm3d 1 "2 November 1993"
.IX ppm3d
.SH NAME
ppm3d - convert two portable pixmap into a red/blue 3d glasses pixmap
.SH SYNOPSIS
.B ppm3d
.I leftppmfile
.I rightppmfile
.RI [ horizontal_offset ]
.SH DESCRIPTION
Reads two portable pixmaps as input.
Produces a portable pixmap as output,
with the images overlapping by
.I horizontal_offset 

pixels in blue/red format.  

.I horizontal_offset
defaults to 30 pixels.  Pixmaps MUST be the same size.
.PP
.SH "SEE ALSO"
ppm(5)
.SH AUTHOR
Copyright (C) 1993 by David K. Drum.
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.\" implied warranty.