[Bf-blender-cvs] [5cabf1301a5] master: Fix T75382: VSE Strip Adjustments Not Immediately Visible

[Richard Antalik]

Commit: 5cabf1301a50906bdda391255696e8a85b6b555b
Author: Richard Antalik
Date:   Sun Apr 12 22:20:42 2020 +0200
Branches: master
https://developer.blender.org/rB5cabf1301a50906bdda391255696e8a85b6b555b

Fix T75382: VSE Strip Adjustments Not Immediately Visible

Cache of effects wasn't invalidated on correct level.

Add invalidation "rule" for invalidating downstream effects.

Reviewed By: brecht

Differential Revision: https://developer.blender.org/D7343

===================================================================

M	source/blender/blenkernel/intern/sequencer.c

===================================================================

diff --git a/source/blender/blenkernel/intern/sequencer.c b/source/blender/blenkernel/intern/sequencer.c
index 7d4e5e582c6..7f89b946948 100644
--- a/source/blender/blenkernel/intern/sequencer.c
+++ b/source/blender/blenkernel/intern/sequencer.c
@@ -4166,8 +4166,16 @@ static void sequence_do_invalidate_dependent(Scene *scene, Sequence *seq, ListBa
     }
 
     if (BKE_sequence_check_depend(seq, cur)) {
-      BKE_sequencer_cache_cleanup_sequence(
-          scene, cur, seq, SEQ_CACHE_STORE_COMPOSITE | SEQ_CACHE_STORE_FINAL_OUT);
+      /* Effect must be invalidated completely if they depend on invalidated seq. */
+      if ((cur->type & SEQ_TYPE_EFFECT) != 0) {
+        BKE_sequencer_cache_cleanup_sequence(
+            scene, cur, seq, SEQ_CACHE_ALL_TYPES);
+      }
+      else {
+        /* In case of alpha over for example only invalidate composite image */
+        BKE_sequencer_cache_cleanup_sequence(
+            scene, cur, seq, SEQ_CACHE_STORE_COMPOSITE | SEQ_CACHE_STORE_FINAL_OUT);
+      }
     }
 
     if (cur->seqbase.first) {