minor comment
minor comment

efollender/spherical-rendering-viewer,chenxianqin/Valiant360,flimshaw/Valiant360,efollender/spherical-rendering-viewer,chenxianqin/Valiant360,insfere/Valiant360,zlot/Valiant360,zlot/Valiant360,flimshaw/Valiant360,insfere/Valiant360