# phpman > man > ppm3d(1)

[ppm3d(1)](https://www.chedong.com/phpMan.php/man/ppm3d/1/markdown)                               General Commands Manual                              [ppm3d(1)](https://www.chedong.com/phpMan.php/man/ppm3d/1/markdown)



## NAME
       ppm3d - convert two portable pixmap into a red/blue 3d glasses pixmap

## SYNOPSIS
       **ppm3d** _leftppmfile_ _rightppmfile_ [_horizontal_offset_]

## DESCRIPTION
       Reads  two  portable pixmaps as input.  Produces a portable pixmap as output, with the images
       overlapping by _horizontal_offset_

       pixels in blue/red format.

       _horizontal_offset_ defaults to 30 pixels.  Pixmaps MUST be the same size.

## SEE ALSO
       [ppm(5)](https://www.chedong.com/phpMan.php/man/ppm/5/markdown)

## AUTHOR
       Copyright (C) 1993 by David K. Drum.



                                           2 November 1993                                  [ppm3d(1)](https://www.chedong.com/phpMan.php/man/ppm3d/1/markdown)