evas vg: check object changed as well

Summary:
evas cannot render vg object if Efl_Canvas_Vg_Object_Data.changed is ture
and Evas_Object_Protected_Data.changed is false, when vg object marks itself
as changed.

Above case is possible depending on the draw area which is calculated by
eng_output_redraws_next_update_get. If this function returns NULL,
the vg object render function is not called, and vd->changed remains true.
Only vd->obj->changed is set to false by vas_object_change_reset.

Reviewers: Hermet, jsuya, herb, raster

Reviewed By: raster

Subscribers: raster, cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D12136

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/evas/canvas/evas_vg_private.h b/src/lib/evas/canvas/evas_vg_private.h
index aba4e9d27b..2431722b46 100644
--- a/src/lib/evas/canvas/evas_vg_private.h
+++ b/src/lib/evas/canvas/evas_vg_private.h
@@ -154,7 +154,7 @@ void                        efl_canvas_vg_container_blend_buffer_clear(Efl_VG *o
 static inline void
 efl_canvas_vg_object_change(Efl_Canvas_Vg_Object_Data *vd)
 {
-   if (!vd || vd->changed) return;
+   if (!vd || (vd->changed && vd->obj->changed)) return;
    vd->changed = EINA_TRUE;
    evas_object_change(vd->obj->object, vd->obj);
 }