GRASS GIS 8 Programmer's Manual 8.3.2(2024)-exported
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pngdriver/erase.c
Go to the documentation of this file.
1/*!
2 \file lib/pngdriver/erase.c
3
4 \brief GRASS png display driver - erase screen
5
6 (C) 2003-2014 by Per Henrik Johansen and the GRASS Development Team
7
8 This program is free software under the GNU General Public License
9 (>=v2). Read the file COPYING that comes with GRASS for details.
10
11 \author Per Henrik Johansen (original contributor)
12 \author Glynn Clements
13 */
14
15#include "pngdriver.h"
16
17/*!
18 \brief Erase screen
19 */
20void PNG_Erase(void)
21{
22 int n = png.width * png.height;
23 int i;
24
25 for (i = 0; i < n; i++)
27
28 png.modified = 1;
29}
void PNG_Erase(void)
Erase screen.
struct png_state png
GRASS png display driver - header file.
int height
Definition pngdriver.h:42
unsigned int * grid
Definition pngdriver.h:43
int width
Definition pngdriver.h:42
unsigned int background
Definition pngdriver.h:45
int modified
Definition pngdriver.h:46