diff options
Diffstat (limited to 'source/blender/blenkernel/intern/nla.c')
| -rw-r--r-- | source/blender/blenkernel/intern/nla.c | 57 |
1 files changed, 38 insertions, 19 deletions
diff --git a/source/blender/blenkernel/intern/nla.c b/source/blender/blenkernel/intern/nla.c index 56bd83140bf..75230f9045c 100644 --- a/source/blender/blenkernel/intern/nla.c +++ b/source/blender/blenkernel/intern/nla.c @@ -280,7 +280,7 @@ void BKE_nla_tracks_copy(Main *bmain, ListBase *dst, ListBase *src, const int fl /* Add a NLA Track to the given AnimData * - prev: NLA-Track to add the new one after */ -NlaTrack *BKE_nlatrack_add(AnimData *adt, NlaTrack *prev) +NlaTrack *BKE_nlatrack_add(AnimData *adt, NlaTrack *prev, const bool is_liboverride) { NlaTrack *nlt; @@ -293,11 +293,15 @@ NlaTrack *BKE_nlatrack_add(AnimData *adt, NlaTrack *prev) nlt = MEM_callocN(sizeof(NlaTrack), "NlaTrack"); /* set settings requiring the track to not be part of the stack yet */ - nlt->flag = NLATRACK_SELECTED; + nlt->flag = NLATRACK_SELECTED | NLATRACK_OVERRIDELIBRARY_LOCAL; nlt->index = BLI_listbase_count(&adt->nla_tracks); /* add track to stack, and make it the active one */ - if (prev) { + if (is_liboverride) { + for (; prev != NULL && (prev->flag & NLATRACK_OVERRIDELIBRARY_LOCAL) == 0; prev = prev->next) { + } + } + if (prev != NULL) { BLI_insertlinkafter(&adt->nla_tracks, prev, nlt); } else { @@ -330,11 +334,8 @@ NlaStrip *BKE_nlastrip_new(bAction *act) /* generic settings * - selected flag to highlight this to the user * - (XXX) disabled Auto-Blends, as this was often causing some unwanted effects - * - (XXX) synchronization of strip-length in accordance with changes to action-length - * is not done though, since this should only really happens in editmode for strips now - * though this decision is still subject to further review... */ - strip->flag = NLASTRIP_FLAG_SELECT; + strip->flag = NLASTRIP_FLAG_SELECT | NLASTRIP_FLAG_SYNC_LENGTH; /* assign the action reference */ strip->act = act; @@ -359,7 +360,7 @@ NlaStrip *BKE_nlastrip_new(bAction *act) /* Add new NLA-strip to the top of the NLA stack - i.e. * into the last track if space, or a new one otherwise. */ -NlaStrip *BKE_nlastack_add_strip(AnimData *adt, bAction *act) +NlaStrip *BKE_nlastack_add_strip(AnimData *adt, bAction *act, const bool is_liboverride) { NlaStrip *strip; NlaTrack *nlt; @@ -376,12 +377,12 @@ NlaStrip *BKE_nlastack_add_strip(AnimData *adt, bAction *act) } /* firstly try adding strip to last track, but if that fails, add to a new track */ - if (BKE_nlatrack_add_strip(adt->nla_tracks.last, strip) == 0) { + if (BKE_nlatrack_add_strip(adt->nla_tracks.last, strip, is_liboverride) == 0) { /* trying to add to the last track failed (no track or no space), * so add a new track to the stack, and add to that... */ - nlt = BKE_nlatrack_add(adt, NULL); - BKE_nlatrack_add_strip(nlt, strip); + nlt = BKE_nlatrack_add(adt, NULL, is_liboverride); + BKE_nlatrack_add_strip(nlt, strip, is_liboverride); } /* automatically name it too */ @@ -1138,15 +1139,16 @@ void BKE_nlatrack_sort_strips(NlaTrack *nlt) /* Add the given NLA-Strip to the given NLA-Track, assuming that it * isn't currently attached to another one */ -bool BKE_nlatrack_add_strip(NlaTrack *nlt, NlaStrip *strip) +bool BKE_nlatrack_add_strip(NlaTrack *nlt, NlaStrip *strip, const bool is_liboverride) { /* sanity checks */ if (ELEM(NULL, nlt, strip)) { return false; } - /* do not allow adding strips if this track is locked */ - if (nlt->flag & NLATRACK_PROTECTED) { + /* Do not allow adding strips if this track is locked, or not a local one in liboverride case. */ + if (nlt->flag & NLATRACK_PROTECTED || + (is_liboverride && (nlt->flag & NLATRACK_OVERRIDELIBRARY_LOCAL) == 0)) { return false; } @@ -1186,6 +1188,18 @@ bool BKE_nlatrack_get_bounds(NlaTrack *nlt, float bounds[2]) return true; } +/** + * Check whether given NLA track is not local (i.e. from linked data) when the object is a library + * override. + * + * \param nlt: May be NULL, in which case we consider it as a non-local track case. + */ +bool BKE_nlatrack_is_nonlocal_in_liboverride(const ID *id, const NlaTrack *nlt) +{ + return (ID_IS_OVERRIDE_LIBRARY(id) && + (nlt == NULL || (nlt->flag & NLATRACK_OVERRIDELIBRARY_LOCAL) == 0)); +} + /* NLA Strips -------------------------------------- */ /* Find the active NLA-strip within the given track */ @@ -1857,7 +1871,7 @@ bool BKE_nla_action_is_stashed(AnimData *adt, bAction *act) /* "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) +bool BKE_nla_action_stash(AnimData *adt, const bool is_liboverride) { NlaTrack *prev_track = NULL; NlaTrack *nlt; @@ -1881,7 +1895,7 @@ bool BKE_nla_action_stash(AnimData *adt) } } - nlt = BKE_nlatrack_add(adt, prev_track); + nlt = BKE_nlatrack_add(adt, prev_track, is_liboverride); BLI_assert(nlt != NULL); /* We need to ensure that if there wasn't any previous instance, @@ -1901,7 +1915,7 @@ bool BKE_nla_action_stash(AnimData *adt) strip = BKE_nlastrip_new(adt->action); BLI_assert(strip != NULL); - BKE_nlatrack_add_strip(nlt, strip); + BKE_nlatrack_add_strip(nlt, strip, is_liboverride); BKE_nlastrip_validate_name(adt, strip); /* mark the stash track and strip so that they doesn't disturb the stack animation, @@ -1931,7 +1945,7 @@ bool BKE_nla_action_stash(AnimData *adt) * so no checks for this are performed. */ /* TODO: maybe we should have checks for this too... */ -void BKE_nla_action_pushdown(AnimData *adt) +void BKE_nla_action_pushdown(AnimData *adt, const bool is_liboverride) { NlaStrip *strip; const bool is_first = (adt) && (adt->nla_tracks.first == NULL); @@ -1952,7 +1966,7 @@ void BKE_nla_action_pushdown(AnimData *adt) } /* add a new NLA strip to the track, which references the active action */ - strip = BKE_nlastack_add_strip(adt, adt->action); + strip = BKE_nlastack_add_strip(adt, adt->action, is_liboverride); if (strip == NULL) { return; } @@ -2273,6 +2287,11 @@ void BKE_nla_blend_read_lib(BlendLibReader *reader, ID *id, ListBase *tracks) { /* we only care about the NLA strips inside the tracks */ LISTBASE_FOREACH (NlaTrack *, nlt, tracks) { + /* If linking from a library, clear 'local' library override flag. */ + if (id->lib != NULL) { + nlt->flag &= ~NLATRACK_OVERRIDELIBRARY_LOCAL; + } + blend_lib_read_nla_strips(reader, id, &nlt->strips); } } |