mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-16 23:37:11 +00:00
6904101c44
== DETAILS Really simple code cleanup, because my editor flags trailing whitespaces and it's pretty annoying.
135 lines
3.4 KiB
C
135 lines
3.4 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
|
|
* Copyright (C) 2011-2017 - Daniel De Matteis
|
|
*
|
|
* RetroArch 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 Found-
|
|
* ation, either version 3 of the License, or (at your option) any later version.
|
|
*
|
|
* RetroArch 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 RetroArch.
|
|
* If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "../../config.h"
|
|
#endif
|
|
|
|
#include <retro_miscellaneous.h>
|
|
|
|
#ifdef HAVE_XINERAMA
|
|
#include <X11/extensions/Xinerama.h>
|
|
|
|
#include "xinerama_common.h"
|
|
|
|
#include "../../verbosity.h"
|
|
|
|
static XineramaScreenInfo *xinerama_query_screens(Display *dpy, int *num_screens)
|
|
{
|
|
int major, minor;
|
|
|
|
if (!XineramaQueryExtension(dpy, &major, &minor))
|
|
return NULL;
|
|
|
|
XineramaQueryVersion(dpy, &major, &minor);
|
|
RARCH_LOG("[XINERAMA]: Xinerama version: %d.%d.\n", major, minor);
|
|
|
|
if (XineramaIsActive(dpy))
|
|
return XineramaQueryScreens(dpy, num_screens);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
bool xinerama_get_coord(Display *dpy, int screen,
|
|
int *x, int *y, unsigned *w, unsigned *h)
|
|
{
|
|
int i, num_screens = 0;
|
|
XineramaScreenInfo *info = xinerama_query_screens(dpy, &num_screens);
|
|
|
|
RARCH_LOG("[XINERAMA]: Xinerama screens: %d.\n", num_screens);
|
|
|
|
for (i = 0; i < num_screens; i++)
|
|
{
|
|
if (info[i].screen_number != screen)
|
|
continue;
|
|
|
|
*x = info[i].x_org;
|
|
*y = info[i].y_org;
|
|
*w = info[i].width;
|
|
*h = info[i].height;
|
|
XFree(info);
|
|
return true;
|
|
}
|
|
|
|
XFree(info);
|
|
|
|
return false;
|
|
}
|
|
|
|
unsigned xinerama_get_monitor(Display *dpy, int x, int y,
|
|
int w, int h)
|
|
{
|
|
int i, num_screens = 0;
|
|
unsigned monitor = 0;
|
|
int largest_area = 0;
|
|
XineramaScreenInfo *info = xinerama_query_screens(dpy, &num_screens);
|
|
|
|
RARCH_LOG("[XINERAMA]: Xinerama screens: %d.\n", num_screens);
|
|
|
|
for (i = 0; i < num_screens; i++)
|
|
{
|
|
int area;
|
|
int max_lx = MAX(x, info[i].x_org);
|
|
int min_rx = MIN(x + w, info[i].x_org + info[i].width);
|
|
int max_ty = MAX(y, info[i].y_org);
|
|
int min_by = MIN(y + h, info[i].y_org + info[i].height);
|
|
|
|
int len_x = min_rx - max_lx;
|
|
int len_y = min_by - max_ty;
|
|
|
|
/* The whole window is outside the screen. */
|
|
if (len_x < 0 || len_y < 0)
|
|
continue;
|
|
|
|
area = len_x * len_y;
|
|
|
|
if (area > largest_area)
|
|
{
|
|
monitor = i;
|
|
largest_area = area;
|
|
}
|
|
}
|
|
|
|
XFree(info);
|
|
|
|
if (monitor > 0)
|
|
return monitor;
|
|
|
|
return 0;
|
|
}
|
|
|
|
void xinerama_save_last_used_monitor(Window win)
|
|
{
|
|
XWindowAttributes target;
|
|
Window child;
|
|
int x = 0, y = 0;
|
|
|
|
XGetWindowAttributes(g_x11_dpy, g_x11_win, &target);
|
|
XTranslateCoordinates(g_x11_dpy, g_x11_win,
|
|
DefaultRootWindow(g_x11_dpy),
|
|
target.x, target.y, &x, &y, &child);
|
|
|
|
g_x11_screen = xinerama_get_monitor(g_x11_dpy, x, y,
|
|
target.width, target.height);
|
|
|
|
RARCH_LOG("[XINERAMA]: Saved monitor #%u.\n", g_x11_screen);
|
|
}
|
|
|
|
#endif
|