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RetroArch/gfx/display_servers/dispserv_x11.c
alphanu1 f576266ace
Update dispserv_x11.c
2018-09-10 19:36:57 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
* Copyright (C) 2016-2017 - Brad Parker
*
* 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 <sys/types.h>
#include <unistd.h>
#include "../video_display_server.h"
#include "../common/x11_common.h"
#include "../../configuration.h"
#include "../video_driver.h" /* needed to set refresh rate in set resolution */
#include "../video_crt_switch.h" /* needed to set aspect for low res in linux */
static unsigned orig_width = 0;
static unsigned orig_height = 0;
static char old_mode[250] = {0};
static char new_mode[250] = {0};
static char xrandr[250] = {0};
static char fbset[150] = {0};
static char output[250] = {0};
static bool crt_en = false;
typedef struct
{
unsigned opacity;
bool decorations;
} dispserv_x11_t;
static void* x11_display_server_init(void)
{
dispserv_x11_t *dispserv = (dispserv_x11_t*)calloc(1, sizeof(*dispserv));
if (!dispserv)
return NULL;
return dispserv;
}
static void x11_display_server_destroy(void *data)
{
dispserv_x11_t *dispserv = (dispserv_x11_t*)data;
int i = 0;
if (crt_en == true)
{
sprintf(output,"xrandr -s %dx%d", orig_width, orig_height);
system(output);
for (i =0; i < 3; i++)
{
sprintf(output,"xrandr --delmode %s%d %s", "VGA",i ,old_mode);
system(output);
sprintf(output,"xrandr --delmode %s-%d %s", "VGA",i ,old_mode);
system(output);
sprintf(output,"xrandr --delmode %s%d %s", "DVI",i ,old_mode);
system(output);
sprintf(output,"xrandr --delmode %s-%d %s", "DVI",i ,old_mode);
system(output);
}
sprintf(output,"xrandr --rmmode %s", old_mode);
system(output);
}
if (dispserv)
free(dispserv);
}
static bool x11_set_window_opacity(void *data, unsigned opacity)
{
dispserv_x11_t *serv = (dispserv_x11_t*)data;
Atom net_wm_opacity = XInternAtom(g_x11_dpy, "_NET_WM_WINDOW_OPACITY", False);
Atom cardinal = XInternAtom(g_x11_dpy, "CARDINAL", False);
serv->opacity = opacity;
opacity = opacity * ((unsigned)-1 / 100.0);
if (opacity == (unsigned)-1)
XDeleteProperty(g_x11_dpy, g_x11_win, net_wm_opacity);
else
XChangeProperty(g_x11_dpy, g_x11_win, net_wm_opacity, cardinal, 32, PropModeReplace, (const unsigned char*)&opacity, 1);
return true;
}
static bool x11_set_window_decorations(void *data, bool on)
{
dispserv_x11_t *serv = (dispserv_x11_t*)data;
serv->decorations = on;
/* menu_setting performs a reinit instead to properly apply decoration changes */
return true;
}
static bool x11_set_resolution(void *data,
unsigned width, unsigned height, int int_hz, float hz)
{
int i = 0;
int hfp = 0;
int hsp = 0;
int hbp = 0;
int vfp = 0;
int vsp = 0;
int vbp = 0;
int hmax = 0;
int vmax = 0;
int pdefault = 8;
int pwidth = 0;
float roundw = 0.0f;
float roundh = 0.0f;
float pixel_clock = 0;
crt_en = true;
/* set core refresh from hz */
video_monitor_set_refresh_rate(hz);
/* following code is the mode line genorator */
hsp = width*1.140;
hfp = width*1.055;
pwidth = width;
if (height < 400 && width > 400 )
pwidth = width/2;
roundw = roundf((float)pwidth/(float)height * 100)/100;
if (height > width ) {
roundw = roundf((float)height/(float)width * 100)/100;
}
if (roundw > 1.35)
roundw = 1.25;
if (roundw < 1.20)
roundw = 1.34;
hbp = width*roundw-8;
hmax = hbp;
if (height < 241)
{
vmax = 261;
}
if (height < 241 && hz > 56 && hz < 58)
{
vmax = 280;
}
if (height < 241 && hz < 55)
{
vmax = 313;
}
if (height > 250 && height < 260 && hz > 54)
{
vmax = 296;
}
if (height > 250 && height < 260 && hz > 52 && hz < 54)
{
vmax = 285;
}
if (height > 250 && height < 260 && hz < 52)
{
vmax = 313;
}
if (height > 260 && height < 300)
{
vmax = 318;
}
if (height > 400 && hz > 56)
{
vmax = 533;
}
if (height > 520 && hz < 57)
{
vmax = 580;
}
if (height > 300 && hz < 56)
{
vmax = 615;
}
if (height > 500 && hz < 56)
{
vmax = 624;
}
if (height > 300)
{
pdefault = pdefault*2;
}
vfp = height+((vmax-height)/2)-pdefault;
if (height < 300)
{
vsp = vfp+3; /* needs to me 3 for progressive */
}
if (height > 300)
{
vsp = vfp+6; /* needs to me 6 for interlaced */
}
vbp = vmax;
if (height < 300)
{
pixel_clock = (hmax*vmax*hz)/1000000;
}
if (height > 300)
{
pixel_clock = ((hmax*vmax*hz)/1000000)/2;
}
/* above code is the modeline genorator */
/* create interlaced newmode from modline variables */
if (height < 300)
{
snprintf(xrandr, sizeof(xrandr), "xrandr --newmode \"%dx%d_%0.2f\" %lf %d %d %d %d %d %d %d %d -hsync -vsync", width, height, hz, pixel_clock, width, hfp, hsp, hbp, height, vfp, vsp, vbp);
system(xrandr);
}
/* create interlaced newmode from modline variables */
if (height > 300)
{
snprintf(xrandr, sizeof(xrandr), "xrandr --newmode \"%dx%d_%0.2f\" %lf %d %d %d %d %d %d %d %d interlace -hsync -vsync", width, height, hz, pixel_clock, width, hfp, hsp, hbp, height, vfp, vsp, vbp);
system(xrandr);
}
/* variable for new mode */
snprintf(new_mode, sizeof(new_mode), "%dx%d_%0.2f", width, height, hz);
/* need to run loops for DVI0 - DVI-2 and VGA0 - VGA-2 outputs to add and delete modes */
for (i =0; i < 3; i++)
{
snprintf(output, sizeof(output), "xrandr --addmode %s%d %s", "DVI",i ,new_mode);
system(output);
snprintf(output, sizeof(output), "xrandr --delmode %s%d %s", "DVI",i ,old_mode);
system(output);
}
for (i =0; i < 3; i++)
{
snprintf(output, sizeof(output), "xrandr --addmode %s-%d %s", "DVI",i ,new_mode);
system(output);
snprintf(output, sizeof(output), "xrandr --delmode %s-%d %s", "DVI",i ,old_mode);
system(output);
}
for (i =0; i < 3; i++)
{
snprintf(output, sizeof(output), "xrandr --addmode %s%d %s", "VGA",i ,new_mode);
system(output);
snprintf(output, sizeof(output), "xrandr --delmode %s%d %s", "VGA",i ,old_mode);
system(output);
}
for (i =0; i < 3; i++)
{
snprintf(output, sizeof(output), "xrandr --addmode %s-%d %s", "VGA",i ,new_mode);
system(output);
snprintf(output, sizeof(output), "xrandr --delmode %s-%d %s", "VGA",i ,old_mode);
system(output);
}
snprintf(output, sizeof(output), "xrandr -s %s", new_mode);
system(output);
/* remove old mode */
snprintf(output, sizeof(output), "xrandr --rmmode %s", old_mode);
system(output);
system("xdotool windowactivate $(xdotool search --class RetroArch)"); /* needs xdotool installed. needed to recaputure window. */
/* variable for old mode */
snprintf(old_mode, sizeof(old_mode), "%s", new_mode);
system("xdotool windowactivate $(xdotool search --class RetroArch)"); /* needs xdotool installed. needed to recaputure window. */
/* Second run needed as some times it runs to fast to capture first time */
return true;
}
const video_display_server_t dispserv_x11 = {
x11_display_server_init,
x11_display_server_destroy,
x11_set_window_opacity,
NULL,
x11_set_window_decorations,
x11_set_resolution, /* set_resolution */
"x11"
};
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