diff options
Diffstat (limited to 'source/blender/blenkernel/intern/fcurve.c')
| -rw-r--r-- | source/blender/blenkernel/intern/fcurve.c | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/source/blender/blenkernel/intern/fcurve.c b/source/blender/blenkernel/intern/fcurve.c index 0e94faf0c4d..a7d375cb955 100644 --- a/source/blender/blenkernel/intern/fcurve.c +++ b/source/blender/blenkernel/intern/fcurve.c @@ -37,7 +37,7 @@ /* ---------------------- Freeing --------------------------- */ -/* Frees the F-Curve itself too */ +/* Frees the F-Curve itself too, so make sure BLI_remlink is called before calling this... */ void free_fcurve (FCurve *fcu) { if (fcu == NULL) @@ -61,6 +61,28 @@ void free_fcurve (FCurve *fcu) MEM_freeN(fcu); } +/* Frees a list of F-Curves */ +void free_fcurves (ListBase *list) +{ + FCurve *fcu, *fcn; + + /* sanity check */ + if (list == NULL) + return; + + /* free data - no need to call remlink before freeing each curve, + * as we store reference to next, and freeing only touches the curve + * it's given + */ + for (fcu= list->first; fcu; fcu= fcn) { + fcn= fcu->next; + free_fcurve(fcu); + } + + /* clear pointers just in case */ + list->first= list->last= NULL; +} + /* ---------------------- Copy --------------------------- */ /* duplicate an F-Curve */ @@ -74,6 +96,7 @@ FCurve *copy_fcurve (FCurve *fcu) /* make a copy */ fcu_d= MEM_dupallocN(fcu); + fcu_d->next= fcu_d->prev= NULL; /* copy curve data */ fcu_d->bezt= MEM_dupallocN(fcu_d->bezt); @@ -92,6 +115,25 @@ FCurve *copy_fcurve (FCurve *fcu) return fcu_d; } +/* duplicate a list of F-Curves */ +void copy_fcurves (ListBase *dst, ListBase *src) +{ + FCurve *dfcu, *sfcu; + + /* sanity checks */ + if ELEM(NULL, dst, src) + return; + + /* clear destination list first */ + dst->first= dst->last= NULL; + + /* copy one-by-one */ + for (sfcu= src->first; sfcu; sfcu= sfcu->next) { + dfcu= copy_fcurve(sfcu); + BLI_addtail(dst, dfcu); + } +} + /* ---------------------- Relink --------------------------- */ #if 0 @@ -1395,7 +1437,7 @@ void fcurve_free_modifiers (FCurve *fcu) if (fcu == NULL) return; - /* free each modifier in order */ + /* free each modifier in order - modifier is unlinked from list and freed */ for (fcm= fcu->modifiers.first; fcm; fcm= fmn) { fmn= fcm->next; fcurve_remove_modifier(fcu, fcm); @@ -1472,6 +1514,7 @@ float evaluate_fcurve (FCurve *fcu, float evaltime) FModifierTypeInfo *fmi= fmodifier_get_typeinfo(fcm); /* only evaluate if there's a callback for this */ + // TODO: implement the 'influence' control feature... if (fmi && fmi->evaluate_modifier) { if ((fcm->flag & FMODIFIER_FLAG_DISABLED) == 0) fmi->evaluate_modifier(fcu, fcm, &cvalue, evaltime); |