blender
/
blender
134
398
Fork 579
Code Issues 6.3k Pull Requests 754 Projects 19 Wiki Activity

Fix T46701: Sampled FCurve looks jagged when FModifiers (doing nothing) are present 

This was caused by interpolation between samples being performed incorrectly
(i.e. wrong order of arguments) when sampling more than once per frame.
This commit is contained in:
Joshua Leung 2015-11-14 18:08:36 +13:00
parent 4d33c37c9e
commit 9ac08840ae
Notes: blender-bot 2023-02-14 08:27:37 +01:00 
Referenced by issue #46701, Graph editor displays "fuzziness" when envelope fcurve modifier applied.
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
source/blender/blenkernel/intern/fcurve.c
View File

@ -2436,11 +2436,11 @@ static float fcurve_eval_samples(FCurve *fcu, FPoint *fpts, float evaltime)
float t = fabsf(evaltime - floorf(evaltime));
/* find the one on the right frame (assume that these are spaced on 1-frame intervals) */
fpt = prevfpt + (int)(evaltime - prevfpt->vec[0]);
fpt = prevfpt + ((int)evaltime - (int)prevfpt->vec[0]);
/* 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);
if ((t != 0.0f) && (t < 1.0f))
cvalue = interpf(fpt->vec[1], (fpt + 1)->vec[1], 1.0f - t);
else
cvalue = fpt->vec[1];
}