## NAME

XDRIVER - GRASS Monitor - driver to display GRASS maps in X11 environment
(drivers)

## DESCRIPTION

The GRASS XDRIVER can be used to display GRASS maps in X11 environment.

## Usage in details

- Set the map size for the XDRIVER:
    `export GRASS_WIDTH=xxx` (default is 640)
    `export GRASS_HEIGHT=yyy` (default is 480)
    If "export" command is not accepted by your shell, use "setenv" instead:
    `setenv GRASS_WIDTH xxx`
    `setenv GRASS_HEIGHT yyy`

- Further variables:
    XDRIVER_LEFT
    defines the left position of GRASS monitor
    XDRIVER_TOP
    define the upper position of GRASS monitor

To control the XDRIVER, use the d.mon module.

The maximum color depth depends on the current X Server settings.

## SEE ALSO

g.region, d.mon, PNGdriver

## AUTHOR

CERL
various improvements from several authors.
Rewritten 2001 by Glynn Clements

Last changed: $Date: 2004/11/04 17:06:36 $