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/* cairo - a vector graphics library with display and print output
* Copyright © 2012 Intel Corporation
* This library is free software; you can redistribute it and/or
* modify it either under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation
* (the "LGPL") or, at your option, under the terms of the Mozilla
* Public License Version 1.1 (the "MPL"). If you do not alter this
* notice, a recipient may use your version of this file under either
* the MPL or the LGPL.
* You should have received a copy of the LGPL along with this library
* in the file COPYING-LGPL-2.1; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
* You should have received a copy of the MPL along with this library
* in the file COPYING-MPL-1.1
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
* OF ANY KIND, either express or implied. See the LGPL or the MPL for
* the specific language governing rights and limitations.
* The Original Code is the cairo graphics library.
* The Initial Developer of the Original Code is Chris Wilson
* Contributor(s):
* Chris Wilson <>
#include "cairo-types-private.h"
#include <pixman.h>
struct _cairo_damage {
cairo_status_t status;
cairo_region_t *region;
int dirty, remain;
struct _cairo_damage_chunk {
struct _cairo_damage_chunk *next;
cairo_box_t *base;
int count;
int size;
} chunks, *tail;
cairo_box_t boxes[32];
cairo_private cairo_damage_t *
_cairo_damage_create (void);
cairo_private cairo_damage_t *
_cairo_damage_create_in_error (cairo_status_t status);
cairo_private cairo_damage_t *
_cairo_damage_add_box (cairo_damage_t *damage,
const cairo_box_t *box);
cairo_private cairo_damage_t *
_cairo_damage_add_rectangle (cairo_damage_t *damage,
const cairo_rectangle_int_t *rect);
cairo_private cairo_damage_t *
_cairo_damage_add_region (cairo_damage_t *damage,
const cairo_region_t *region);
cairo_private cairo_damage_t *
_cairo_damage_reduce (cairo_damage_t *damage);
cairo_private void
_cairo_damage_destroy (cairo_damage_t *damage);