xcb\_damage\_add(3) XCB Requests xcb\_damage\_add(3)

# [NAME](#NAME)

xcb\_damage\_add - Add a region to a previously created Damage object.

# [SYNOPSIS](#SYNOPSIS)

**#include <xcb/damage.h>**

## [Request function](#Request_function)

xcb\_void\_cookie\_t **xcb\_damage\_add**(xcb\_connection\_t \**conn*, xcb\_drawable\_t *drawable*, xcb\_xfixes\_region\_t *region*);

# [REQUEST ARGUMENTS](#REQUEST_ARGUMENTS)

[*conn*](#conn)

The XCB connection to X11.

[*drawable*](#drawable)

TODO: NOT YET DOCUMENTED.

[*region*](#region)

TODO: NOT YET DOCUMENTED.

# [DESCRIPTION](#DESCRIPTION)

This updates the regions of damage recorded in a a Damage object. See https://www.x.org/releases/current/doc/damageproto/damageproto.txt for details.

# [RETURN VALUE](#RETURN_VALUE)

Returns an *xcb\_void\_cookie\_t*. Errors (if any) have to be handled in the event loop.

If you want to handle errors directly with *xcb\_request\_check* instead, use *xcb\_damage\_add\_checked*. See [**xcb-requests(3)**](/man/os/libxcb/xcb-requests.3) for details.

# [ERRORS](#ERRORS)

This request does never generate any errors.

# [SEE ALSO](#SEE_ALSO)

[**xcb-requests**(3)](/man/os/libxcb/xcb-requests.3)

# [AUTHOR](#AUTHOR)

Generated from damage.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.

libxcb 1.17.0 X Version 11

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Document: xcb_damage_add(3) from libxcb 1.17.0-r18 (Chainguard OS)
Source: https://gitlab.freedesktop.org/xorg/lib/libxcb.git