VSE: Draw f-curves for opacity and volume values on the strips

Feature can be enabled or disabled in timeline view menu item "Show F-Curves".

Author a.monti

Reviewed By: ISS

Differential Revision: https://developer.blender.org/D7205

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/blenloader/intern/versioning_280.c b/source/blender/blenloader/intern/versioning_280.c
index ff87756f436..a95cb74af51 100644
--- a/source/blender/blenloader/intern/versioning_280.c
+++ b/source/blender/blenloader/intern/versioning_280.c
@@ -665,6 +665,17 @@ static void do_versions_area_ensure_tool_region(Main *bmain,
         }
       }
     }
+    /* Activate fcurves drawing in the vse. */
+    for (bScreen *screen = bmain->screens.first; screen; screen = screen->id.next) {
+      for (ScrArea *area = screen->areabase.first; area; area = area->next) {
+        for (SpaceLink *sl = area->spacedata.first; sl; sl = sl->next) {
+          if (sl->spacetype == SPACE_SEQ) {
+            SpaceSeq *sseq = (SpaceSeq *)sl;
+            sseq->flag |= SEQ_SHOW_FCURVES;
+          }
+        }
+      }
+    }
   }
 }