diff options
| -rw-r--r-- | source/blender/blenkernel/intern/constraint.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/constraint.c b/source/blender/blenkernel/intern/constraint.c index 72f14d94833..b9b15eba6a4 100644 --- a/source/blender/blenkernel/intern/constraint.c +++ b/source/blender/blenkernel/intern/constraint.c @@ -3900,7 +3900,11 @@ static void clampto_evaluate(bConstraint *con, bConstraintOb *cob, ListBase *tar unit_m4(targetMatrix); INIT_MINMAX(curveMin, curveMax); - /* XXX(campbell): don't think this is good calling this here. */ + /* XXX(@campbellbarton): don't think this is good calling this here because + * the other object's data is lazily initializing bounding-box information. + * This could cause issues when evaluating from a thread. + * If the depsgraph ensures the bound-box is always available, a code-path could + * be used that doesn't lazy initialize to avoid thread safety issues in the future. */ BKE_object_minmax(ct->tar, curveMin, curveMax, true); /* get targetmatrix */ |