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backend: Provide a default get_features() implementation

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Continue gutting ClutterBackendCogl; get_features() is the last bit that
still does something, but now we can use the Cogl API.
This commit is contained in:
Emmanuele Bassi
2011-11-04 16:13:04 +00:00
parent b97324ee9f
commit 80fdbeb954
5 changed files with 49 additions and 77 deletions
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28
clutter/win32/clutter-backend-win32.c
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@ -183,34 +183,12 @@ ClutterFeatureFlags
clutter_backend_win32_get_features (ClutterBackend *backend)
{
ClutterBackendClass *parent_class;
ClutterFeatureFlags flags;
parent_class = CLUTTER_BACKEND_CLASS (clutter_backend_win32_parent_class);
flags = CLUTTER_FEATURE_STAGE_USER_RESIZE | CLUTTER_FEATURE_STAGE_CURSOR;
if (cogl_clutter_winsys_has_feature (COGL_WINSYS_FEATURE_MULTIPLE_ONSCREEN))
{
CLUTTER_NOTE (BACKEND, "Cogl supports multiple onscreen framebuffers");
flags |= CLUTTER_FEATURE_STAGE_MULTIPLE;
}
else
{
CLUTTER_NOTE (BACKEND, "Cogl only supports one onscreen framebuffer");
flags |= CLUTTER_FEATURE_STAGE_STATIC;
}
if (cogl_clutter_winsys_has_feature (COGL_WINSYS_FEATURE_SWAP_THROTTLE))
{
CLUTTER_NOTE (BACKEND, "Cogl supports swap buffers throttling");
flags |= CLUTTER_FEATURE_SYNC_TO_VBLANK;
}
else
CLUTTER_NOTE (BACKEND, "Cogl doesn't support swap buffers throttling");
CLUTTER_NOTE (BACKEND, "backend features checked");
return flags;
return parent_class->get_features (backend)
| CLUTTER_FEATURE_STAGE_USER_RESIZE
| CLUTTER_FEATURE_STAGE_CURSOR;
}
static ClutterStageWindow *