Schroedingers-Hat/jsphys — comment on commit 9fd38de8f67ab8cf523ae337e721d0a5144c7c89
File: jsphys_js/extendedObject.js line 231
By Schroedingers-Hat:

It was more that I have not yet fully implemented it.
I must have removed it from drawXT at one point when simplifying things with the intention of putting it back when completing it.