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clutter/x11: Add API to request video memory purges to be reported

Browse Source 
https://bugzilla.gnome.org/show_bug.cgi?id=739178
This commit is contained in:
Rui Matos 2016-06-21 17:40:15 +02:00
parent d4d2bf0f6c
commit 3691eb6d70
2 changed files with 30 additions and 1 deletions
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28
clutter/clutter/x11/clutter-backend-x11.c
View File

@ -109,6 +109,7 @@ static const gchar *atom_names[] = {
#define N_ATOM_NAMES G_N_ELEMENTS (atom_names) #define N_ATOM_NAMES G_N_ELEMENTS (atom_names)
/* various flags corresponding to pre init setup calls */ /* various flags corresponding to pre init setup calls */
static gboolean _want_reset_on_video_memory_purge = FALSE;
static gboolean _no_xevent_retrieval = FALSE; static gboolean _no_xevent_retrieval = FALSE;
static gboolean clutter_enable_xinput = TRUE; static gboolean clutter_enable_xinput = TRUE;
static gboolean clutter_enable_argb = FALSE; static gboolean clutter_enable_argb = FALSE;
@ -681,7 +682,8 @@ clutter_backend_x11_get_renderer (ClutterBackend *backend,
/* set the display object we're using */ /* set the display object we're using */
cogl_xlib_renderer_set_foreign_display (renderer, xdisplay); cogl_xlib_renderer_set_foreign_display (renderer, xdisplay);
cogl_xlib_renderer_request_reset_on_video_memory_purge (renderer,
_want_reset_on_video_memory_purge);
return renderer; return renderer;
} }
@ -1027,6 +1029,30 @@ clutter_x11_has_event_retrieval (void)
return !_no_xevent_retrieval; return !_no_xevent_retrieval;
} }
/**
* clutter_x11_request_reset_on_video_memory_purge:
*
* If the GL driver supports the NV_robustness_video_memory_purge
* extension, this call lets applications request that it gets
* initialized, thus allowing cogl_get_graphics_reset_status() to
* report memory purged errors if they happen. Checking for the
* graphics reset status is the application's responsibility.
*
* This function can only be called before calling clutter_init().
*/
void
clutter_x11_request_reset_on_video_memory_purge (void)
{
if (_clutter_context_is_initialized ())
{
g_warning ("%s() can only be used before calling clutter_init()",
G_STRFUNC);
return;
}
_want_reset_on_video_memory_purge = TRUE;
}
/** /**
* clutter_x11_get_default_screen: * clutter_x11_get_default_screen:
* *

3
clutter/clutter/x11/clutter-x11.h
View File

@ -161,6 +161,9 @@ gint clutter_x11_event_get_key_group (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL CLUTTER_AVAILABLE_IN_ALL
guint clutter_x11_event_sequence_get_touch_detail (const ClutterEventSequence *sequence); guint clutter_x11_event_sequence_get_touch_detail (const ClutterEventSequence *sequence);
CLUTTER_AVAILABLE_IN_ALL
void clutter_x11_request_reset_on_video_memory_purge (void);
G_END_DECLS G_END_DECLS
#endif /* __CLUTTER_X11_H__ */ #endif /* __CLUTTER_X11_H__ */