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info: fetch renderer information from gnome-session

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Now that it's exported over DBus.

https://bugzilla.gnome.org/show_bug.cgi?id=754256
This commit is contained in:
Cosimo Cecchi 2016-04-08 16:14:33 -07:00 • committed by Cosimo Cecchi
parent 60e7c350fe
commit 13beb5db5b
2 changed files with 32 additions and 66 deletions
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2
configure.ac
View file

@ -129,7 +129,7 @@ PKG_CHECK_MODULES(DATETIME_PANEL, $COMMON_MODULES
gdk-pixbuf-2.0 >= $GDKPIXBUF_REQUIRED_VERSION)
PKG_CHECK_MODULES(DISPLAY_PANEL, $COMMON_MODULES gnome-desktop-3.0 >= 3.1.0
upower-glib >= 0.99.0)
PKG_CHECK_MODULES(INFO_PANEL, $COMMON_MODULES libgtop-2.0 gl
PKG_CHECK_MODULES(INFO_PANEL, $COMMON_MODULES libgtop-2.0
polkit-gobject-1 >= $POLKIT_REQUIRED_VERSION)
PKG_CHECK_MODULES(KEYBOARD_PANEL, $COMMON_MODULES
gnome-desktop-3.0 >= $GNOME_DESKTOP_REQUIRED_VERSION

96
panels/info/cc-info-panel.c
View file

@ -39,8 +39,6 @@
#endif
#ifdef GDK_WINDOWING_X11
#include <gdk/gdkx.h>
#include <GL/gl.h>
#include <GL/glx.h>
#endif
#include "gsd-disk-space-helper.h"
@ -68,7 +66,7 @@ typedef struct {
/* Will be the string below, or "Unknown" */
const char *hardware_string;
char *glx_renderer;
char *renderer;
} GraphicsData;
typedef struct
@ -282,79 +280,47 @@ prettify_info (const char *info)
static void
graphics_data_free (GraphicsData *gdata)
{
g_free (gdata->glx_renderer);
g_free (gdata->renderer);
g_slice_free (GraphicsData, gdata);
}
#ifdef GDK_WINDOWING_X11
static char *
get_graphics_data_glx_renderer ()
get_renderer_from_session (void)
{
Display *display;
int attributes[] = {
GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT,
GLX_X_VISUAL_TYPE, GLX_TRUE_COLOR,
GLX_RENDER_TYPE, GLX_RGBA_BIT,
None
};
int nconfigs;
int major, minor;
Window window;
GLXFBConfig *config;
GLXWindow glxwin;
GLXContext context;
XSetWindowAttributes win_attributes;
XVisualInfo *visualInfo;
GDBusProxy *session_proxy;
GVariant *renderer_variant;
char *renderer;
GError *error = NULL;
gdk_error_trap_push ();
session_proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
G_DBUS_PROXY_FLAGS_NONE,
NULL,
"org.gnome.SessionManager",
"/org/gnome/SessionManager",
"org.gnome.SessionManager",
NULL, &error);
if (error != NULL)
{
g_warning ("Unable to connect to create a proxy for org.gnome.SessionManager: %s",
error->message);
g_error_free (error);
return NULL;
}
display = GDK_DISPLAY_XDISPLAY (gdk_display_get_default ());
renderer_variant = g_dbus_proxy_get_cached_property (session_proxy, "Renderer");
g_object_unref (session_proxy);
glXQueryVersion (display, &major, &minor);
config = glXChooseFBConfig (display, DefaultScreen (display),
attributes, &nconfigs);
if (config == NULL) {
g_warning ("Failed to get OpenGL configuration");
if (!renderer_variant)
{
g_warning ("Unable to retrieve org.gnome.SessionManager.Renderer property");
return NULL;
}
gdk_error_trap_pop_ignored ();
return NULL;
}
visualInfo = glXGetVisualFromFBConfig (display, *config);
win_attributes.colormap = XCreateColormap (display, DefaultRootWindow(display),
visualInfo->visual, AllocNone );
window = XCreateWindow (display, DefaultRootWindow (display),
0, 0, /* x, y */
1, 1, /* width, height */
0, /* border_width */
visualInfo->depth, InputOutput,
visualInfo->visual, CWColormap, &win_attributes);
glxwin = glXCreateWindow (display, *config, window, NULL);
context = glXCreateNewContext (display, *config, GLX_RGBA_TYPE,
NULL, TRUE);
XFree (config);
glXMakeContextCurrent (display, glxwin, glxwin, context);
renderer = (char *) glGetString (GL_RENDERER);
g_debug ("Got GL_RENDERER: '%s'", renderer);
renderer = renderer ? prettify_info (renderer) : NULL;
glXMakeContextCurrent (display, None, None, NULL);
glXDestroyContext (display, context);
glXDestroyWindow (display, glxwin);
XDestroyWindow (display, window);
XFree (visualInfo);
if (gdk_error_trap_pop () != Success) {
g_warning ("Failed to get OpenGL driver info");
return NULL;
}
renderer = prettify_info (g_variant_get_string (renderer_variant, NULL));
g_variant_unref (renderer_variant);
return renderer;
}
#endif
static GraphicsData *
get_graphics_data (void)
@ -369,8 +335,8 @@ get_graphics_data (void)
#ifdef GDK_WINDOWING_X11
if (GDK_IS_X11_DISPLAY (display))
{
result->glx_renderer = get_graphics_data_glx_renderer ();
result->hardware_string = result->glx_renderer;
result->renderer = get_renderer_from_session ();
result->hardware_string = result->renderer;
}
else
#endif