---
name: "xcb_damage_add"
section: "3"
platform: "linux"
package: "libxcb"
version: "1.17.0-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/xcb_damage_add"
---

# xcb\_damage\_add(3)

Add a region to a previously created Damage object.

## NAME

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

## SYNOPSIS

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

### Request function

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

## REQUEST ARGUMENTS

- *conn*

  The XCB connection to X11.

- *drawable*

  TODO: NOT YET DOCUMENTED.

- *region*

  TODO: NOT YET DOCUMENTED.

## 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

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)](/xcb-requests/3.md)** for details.

## ERRORS

This request does never generate any errors.

## SEE ALSO

[**xcb-requests**(3)](/xcb-requests/3.md)

## AUTHOR

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