xs2ppm
xs2ppm —  send graphics to a file in PPM syntax  
Calling sequence
xs2ppm(win_num,filen,[color])  
Parameters
| win_num   | : integer scalar or vector . | 
| filen   | : string, file name. | 
| color   | : optional integer. 0 means black and white and 1 means color. The default value is to use a value compatible  with the screen status. | 
Description
xs2ppm sends the recorded graphics of the
    window win_num in the file filen in PPM syntax.
    This function works only if the selected 
    driver is "Rec" in the window
    win_num or if the window is in "new style".
See also
printing, xs2fig, xbasimp, xs2gif