diff options
Diffstat (limited to 'source/blender/blenkernel/intern/action.c')
| -rw-r--r-- | source/blender/blenkernel/intern/action.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/action.c b/source/blender/blenkernel/intern/action.c index 27873f19977..47db5183e76 100644 --- a/source/blender/blenkernel/intern/action.c +++ b/source/blender/blenkernel/intern/action.c @@ -1573,6 +1573,24 @@ void calc_action_range(const bAction *act, float *start, float *end, short incl_ } } +/* Retrieve the intended playback frame range, using the manually set range if available, + * or falling back to scanning F-Curves for their first & last frames otherwise. */ +void BKE_action_get_frame_range(const struct bAction *act, float *r_start, float *r_end) +{ + if (act && (act->flag & ACT_FRAME_RANGE)) { + *r_start = act->frame_start; + *r_end = act->frame_end; + } + else { + calc_action_range(act, r_start, r_end, false); + } + + /* Ensure that action is at least 1 frame long (for NLA strips to have a valid length). */ + if (*r_start >= *r_end) { + *r_end = *r_start + 1.0f; + } +} + /* Return flags indicating which transforms the given object/posechannel has * - if 'curves' is provided, a list of links to these curves are also returned */ |