Table of Contents

## Name

DMX - X Window System DMX (Distributed Multihead X) extension

## Description

The DMX extension provides support for communication with and control of Xdmx(1) server. Attributes of the Xdmx(1) server and of the back-end screens attached to the server can be queried and modified via this protocol.

## Summary of Library Functions

The following is a summary of DMX library functions:

DMXQueryExtension(3X) - determine if DMX is available

DMXQueryVersion(3X) - determine DMX extension version

DMXSync(3X) - flush protocol requests between Xdmx(1) and back-end X servers

DMXForceWindowCreation(3X) - force immediate back-end window creation

DMXGetScreenCount(3X) - determine number of back-end screens

DMXGetScreenAttributes(3X) - determine back-end screen attributes

DMXChangeScreensAttributes(3X) - change back-end screen attributes

DMXAddScreen(3X) - attach a new back-end screen

DMXRemoveScreen(3X) - detach a back-end screen

DMXGetWindowAttributes(3X) - determine back-end window attributes

DMXGetDesktopAttributes(3X) - determine global bounding box

DMXChangeDesktopAttributes(3X) - change global bounding box

DMXGetInputCount(3X) - determine number of input devices

DMXGetInputAttributes(3X) - determine input device attributes

DMXAddInput(3X) - attach a new backend or console input

DMXRemoveInput(3X) - detach an input

DMXAddBackendInput(3X) - attach a new back-end input

DMXAddConsoleInput(3X) - attach a new console input

Each of these functions is described in its own man page.

## See Also

Xdmx(1) , xdmxconfig(1) , vdltodmx(1)

Table of Contents

- Name
- Description
- Summary of Library Functions
- See Also