Added an explanation about the new argument.
Added an explanation about the new argument.

sereepap2029/playcanvas,sereepap2029/playcanvas,playcanvas/engine,aidinabedi/playcanvas-engine,guycalledfrank/engine,MicroWorldwide/PlayCanvas,MicroWorldwide/PlayCanvas,H1Gdev/engine,sereepap2029/playcanvas,playcanvas/engine,H1Gdev/engine,guycalledfrank/engine,aidinabedi/playcanvas-engine