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ecore-evas-wayland: add frame callback listener during render 

when a render occurs, frame callbacks must be managed in order to ensure
successful rendering for future frames. the best place to do this is in the
engine here, since this is the lowest-level place which has access to both
the wl_surface as well as the evas rendering state

ref T2784
This commit is contained in:
Mike Blumenkrantz 2015-10-16 15:51:06 -04:00
parent 5ad3c6358f
commit ef89bfbbed
2 changed files with 26 additions and 1 deletions
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26
src/modules/ecore_evas/engines/wayland/ecore_evas_wayland_common.c
View File

@ -451,6 +451,8 @@ _ecore_evas_wl_common_free(Ecore_Evas *ee)
if (!ee) return;
wdata = ee->engine.data;
if (wdata->anim_callback)
wl_callback_destroy(wdata->anim_callback);
if (wdata->win) ecore_wl_window_free(wdata->win);
wdata->win = NULL;
free(wdata);
@ -1258,6 +1260,22 @@ _ecore_evas_wl_common_pre_render(Ecore_Evas *ee)
return rend;
}
static void
_anim_cb_animate(void *data, struct wl_callback *callback, uint32_t serial EINA_UNUSED)
{
Ecore_Evas_Engine_Wl_Data *wdata = data;
if ((wdata->anim_callback) && (callback != wdata->anim_callback)) return;
wl_callback_destroy(callback);
wdata->anim_callback = NULL;
}
static const struct wl_callback_listener _anim_listener =
{
_anim_cb_animate
};
void
_ecore_evas_wl_common_render_updates(void *data, Evas *evas EINA_UNUSED, void *event)
{
@ -1268,7 +1286,13 @@ _ecore_evas_wl_common_render_updates(void *data, Evas *evas EINA_UNUSED, void *e
ee->in_async_render = EINA_FALSE;
_ecore_evas_wl_common_render_updates_process(ee, ev->updated_area);
if (_ecore_evas_wl_common_render_updates_process(ee, ev->updated_area))
{
Ecore_Evas_Engine_Wl_Data *wdata = ee->engine.data;
wdata->anim_callback = wl_surface_frame(ecore_wl_window_surface_get(wdata->win));
wl_callback_add_listener(wdata->anim_callback, &_anim_listener, wdata);
}
if (ee->delayed.alpha_changed)
{

1
src/modules/ecore_evas/engines/wayland/ecore_evas_wayland_private.h
View File

@ -35,6 +35,7 @@ struct _Ecore_Evas_Engine_Wl_Data
#ifdef BUILD_ECORE_EVAS_WAYLAND_EGL
struct wl_egl_window *egl_win;
#endif
struct wl_callback *anim_callback;
};
Ecore_Evas_Interface_Wayland *_ecore_evas_wl_interface_new(void);