function render$()$

$\{$

gl$.$clear$($ gl$.$COLOR$\_$BUFFER$\_$BIT $|$ gl$.$DEPTH$\_$BUFFER$\_$BIT$)$;

theta$[$axis$]+=2\mathrm{.}0$;

gl$.$uniform$3$fv$($thetaLoc$,$ theta$)$;

gl$.$drawArrays$($gl$.$TRIANGLES, $0,$ numPositions$)$;

requestAnimationFrame$($render$)$;

$\}$

Create a render loop that updates and redraws the scene with transformations and color changes