Fix: Sequencer backdrop not updated during playback.

Caused by recent optimization in {7b76a160a4}.

1 files changed, 8 insertions, 2 deletions

diff --git a/source/blender/editors/space_sequencer/sequencer_edit.c b/source/blender/editors/space_sequencer/sequencer_edit.c
index 1c9b3676b19..b8134095492 100644
--- a/source/blender/editors/space_sequencer/sequencer_edit.c
+++ b/source/blender/editors/space_sequencer/sequencer_edit.c
@@ -153,12 +153,18 @@ static bool sequencer_fcurves_targets_color_strip(const FCurve *fcurve)
 }
 
 /*
- * Check if there is animation attached to a strip, that is shown on the strip in the UI.
+ * Check if there is animation shown during playback.
  *
  * - Colors of color strips are displayed on the strip itself.
+ * - Backdrop is drawn.
  */
-bool ED_space_sequencer_has_visible_animation_on_strip(const struct Scene *scene)
+bool ED_space_sequencer_has_playback_animation(const struct SpaceSeq *sseq,
+                                               const struct Scene *scene)
 {
+  if (sseq->draw_flag & SEQ_DRAW_BACKDROP) {
+    return true;
+  }
+
   if (!scene->adt) {
     return false;
   }