?
                    app.defaultDrawFramebuffer().clear();
                    blurDrawCall.draw();
                }
                

                timer.end();
                
                requestAnimationFrame(draw);
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            requestAnimationFrame(draw);
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    </script>
    <a href="https://github.com/tsherif/picogl.js" id="github-ribbon"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/365986a132ccd6a44c23a9169022c