diff options
Diffstat (limited to 'source/blender/blenkernel/intern/fcurve.c')
| -rw-r--r-- | source/blender/blenkernel/intern/fcurve.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/fcurve.c b/source/blender/blenkernel/intern/fcurve.c index e86cfce6fd9..3ce77c8cb4f 100644 --- a/source/blender/blenkernel/intern/fcurve.c +++ b/source/blender/blenkernel/intern/fcurve.c @@ -1734,9 +1734,16 @@ static float fcurve_eval_samples (FCurve *fcu, FPoint *fpts, float evaltime) cvalue= lastfpt->vec[1]; } else { + float t= (float)abs(evaltime - (int)evaltime); + /* find the one on the right frame (assume that these are spaced on 1-frame intervals) */ fpt= prevfpt + (int)(evaltime - prevfpt->vec[0]); - cvalue= fpt->vec[1]; + + /* if not exactly on the frame, perform linear interpolation with the next one */ + if (t != 0.0f) + cvalue= interpf(fpt->vec[1], (fpt+1)->vec[1], t); + else + cvalue= fpt->vec[1]; } /* return value */ |