diff --git a/public/index.html b/public/index.html
index 5b979d9aa5ca423250943bd731be846116b09bfd..b14f73f1a3a7819bb2ae5f69fa9ef3288af602a5 100644
--- a/public/index.html
+++ b/public/index.html
@@ -63,6 +63,34 @@ session.updateRenderState({
 // near the viewer's position at the time the session was created.
 const referenceSpace = await session.requestReferenceSpace('local');
 
+// Create a render loop that allows us to draw on the AR view.
+const onXRFrame = (time, frame) => {
+  // Queue up the next draw request.
+  session.requestAnimationFrame(onXRFrame);
+
+  // Bind the graphics framebuffer to the baseLayer's framebuffer
+  gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer)
+
+  // Retrieve the pose of the device.
+  // XRFrame.getViewerPose can return null while the session attempts to establish tracking.
+  const pose = frame.getViewerPose(referenceSpace);
+  if (pose) {
+    // In mobile AR, we only have one view.
+    const view = pose.views[0];
+
+    const viewport = session.renderState.baseLayer.getViewport(view);
+    renderer.setSize(viewport.width, viewport.height)
+
+    // Use the view's transform matrix and projection matrix to configure the THREE.camera.
+    camera.matrix.fromArray(view.transform.matrix)
+    camera.projectionMatrix.fromArray(view.projectionMatrix);
+    camera.updateMatrixWorld(true);
+
+    // Render the scene with THREE.WebGLRenderer.
+    renderer.render(scene, camera)
+  }
+}
+session.requestAnimationFrame(onXRFrame);
 
 }