Tool tips for ue4 animation programming

This article mainly focus on some tool-tips you might encounter while doing some animation development. And I will keep updating this article from time to time.

AnimNode not evaluating your data?

If you have your own Animation Node and find it not evaluate your input data?

In your Update_AnyThread function, be sure to call:

1
GetEvaluateGraphExposedInputs().Execute(Context)

Caution: This shall cost some performance!

FCSPose::ConvertBoneLocalSpace Function

Bone hierarchy is an array-based tree. Thus if you want to convert all bone to local space, be sure to traverse from end to the beginning.