diff options
| author | Ichthyostega <prg@ichthyostega.de> | 2016-08-22 18:29:19 +0300 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2016-08-23 12:53:35 +0300 |
| commit | 498ba756abeec746322b883d98ba6a192f37e7ea (patch) | |
| tree | 25fe25d777d282e62b37e78430a7211172bc6026 | |
| parent | fd65a649303cee33266c6fffffab5f86df47545e (diff) | |
2D stabilization: by default init anchor_frame to frame 1
It is common in blender to use 1-based counting for
frame sequences (while 0-based is allowed). Thus
initializing to use frame 1 as reference for stabilization
is likely to produce smooth start values in most cases
| -rw-r--r-- | source/blender/blenkernel/intern/tracking.c | 2 | ||||
| -rw-r--r-- | source/blender/blenloader/intern/versioning_270.c | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/tracking.c b/source/blender/blenkernel/intern/tracking.c index d5d3384bb48..a86606f1099 100644 --- a/source/blender/blenkernel/intern/tracking.c +++ b/source/blender/blenkernel/intern/tracking.c @@ -330,7 +330,7 @@ void BKE_tracking_settings_init(MovieTracking *tracking) tracking->settings.object_distance = 1; tracking->stabilization.scaleinf = 1.0f; - tracking->stabilization.anchor_frame = MINFRAME; + tracking->stabilization.anchor_frame = 1; zero_v2(tracking->stabilization.target_pos); tracking->stabilization.target_rot = 0.0f; tracking->stabilization.scale = 1.0f; diff --git a/source/blender/blenloader/intern/versioning_270.c b/source/blender/blenloader/intern/versioning_270.c index 1ef32d6f006..49ef8baa184 100644 --- a/source/blender/blenloader/intern/versioning_270.c +++ b/source/blender/blenloader/intern/versioning_270.c @@ -1373,6 +1373,9 @@ void blo_do_versions_270(FileData *fd, Library *UNUSED(lib), Main *main) * now used always (as "target scale") */ clip->tracking.stabilization.scale = 1.0f; } + /* blender prefers 1-based frame counting; + * thus using frame 1 as reference typically works best */ + clip->tracking.stabilization.anchor_frame = 1; /* by default show the track lists expanded, to improve "discoverability" */ clip->tracking.stabilization.flag |= TRACKING_SHOW_STAB_TRACKS; /* deprecated, not used anymore */ |