Files
grd/grd-damage-utils.h
2026-02-13 13:06:50 +09:00

40 lines
1.6 KiB
C

/*
* Copyright (C) 2020 Pascal Nowack
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#pragma once
#include <cairo/cairo.h>
#include <stdbool.h>
#include <stdint.h>
cairo_region_t *grd_get_damage_region (uint8_t *current_data,
uint8_t *prev_data,
uint32_t surface_width,
uint32_t surface_height,
uint32_t tile_width,
uint32_t tile_height,
uint32_t stride,
uint32_t bytes_per_pixel);
bool grd_is_tile_dirty (cairo_rectangle_int_t *tile,
uint8_t *current_data,
uint8_t *prev_data,
uint32_t stride,
uint32_t bytes_per_pixel);