Question about SpatialTransformer

Hi All,

sorry fro my Ensligh

I'm new to JME. I started to study animation. I saw the tutorial but something I don't get.

in the method setObject I see that the last argument is parentIndex. why I need the index of the parent and what parent are we talking about? I know it is not the parent of the object's in scene graph…

please help me

Thank u