Do we need this nv.refreshDrawing() in the beginning of mouseup event?

[gnawalishyam]

https://github.com/oopsuwu/MGH/blob/68b093915f64ed87736792ef51846c522236ac26/PROTOTYPE7/src/js/RealTimeDrawer.js#L77

[Lahasyakr]

yes we need this, this refreshers the draw arrays