diff options
author | Joshua Leung <aligorith@gmail.com> | 2015-02-28 01:51:50 +0300 |
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committer | Joshua Leung <aligorith@gmail.com> | 2015-02-28 16:34:46 +0300 |
commit | 8d2fc99618ffafcf1635ef10d3718c183b4adcf6 (patch) | |
tree | 530f1de1221da017abfe28d76b1667cdcc4d76e0 /source/blender/blenkernel/intern/nla.c | |
parent | ac30378e3e3d790bad6d8027c2443b57cf47068e (diff) |
Code Cleanup: Separate out the logic for stashing actions into a separate function
Diffstat (limited to 'source/blender/blenkernel/intern/nla.c')
-rw-r--r-- | source/blender/blenkernel/intern/nla.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/nla.c b/source/blender/blenkernel/intern/nla.c index f117dcfe0ff..060a9d4b9c7 100644 --- a/source/blender/blenkernel/intern/nla.c +++ b/source/blender/blenkernel/intern/nla.c @@ -1575,6 +1575,43 @@ void BKE_nla_action_pushdown(AnimData *adt) } } +/* "Stash" an action (i.e. store it as a track/layer in the NLA, but non-contributing) + * to retain it in the file for future uses + */ +bool BKE_nla_action_stash(AnimData *adt) +{ + const char *STASH_TRACK_NAME = DATA_("[Action Stash]"); + + NlaTrack *prev_track = NULL; + NlaTrack *nlt; + NlaStrip *strip; + + /* create a new track, and add this immediately above the previous stashing track */ + for (prev_track = adt->nla_tracks.last; prev_track; prev_track = prev_track->prev) { + if (strstr(prev_track->name, STASH_TRACK_NAME)) { + break; + } + } + + nlt = add_nlatrack(adt, prev_track); + nlt->flag |= NLATRACK_MUTED; /* so that stash track doesn't disturb the stack animation */ + + BLI_strncpy(nlt->name, STASH_TRACK_NAME, sizeof(nlt->name)); + BLI_uniquename(&adt->nla_tracks, nlt, STASH_TRACK_NAME, '.', offsetof(NlaTrack, name), sizeof(nlt->name)); + + /* add the action as a strip in this new track + * NOTE: a new user is created here + */ + strip = add_nlastrip(adt->action); + + BKE_nlatrack_add_strip(nlt, strip); + BKE_nlastrip_validate_name(adt, strip); + BKE_nlastrip_set_active(adt, strip); + + /* succeeded */ + return true; +} + /* Find the active strip + track combo, and set them up as the tweaking track, * and return if successful or not. |