diff --git a/simplear.html b/simplear.html
deleted file mode 100644
index 25db1cbe6e643b3f845acfb452e01877f4108397..0000000000000000000000000000000000000000
--- a/simplear.html
+++ /dev/null
@@ -1,120 +0,0 @@
-<!doctype html>
-<html>
-<head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
- <title>Simple AR</title>
-
- <!-- three.js -->
- <script src="https://unpkg.com/three@0.126.0/build/three.js"></script>
- <script src="https://unpkg.com/three@0.126.0/examples/js/loaders/GLTFLoader.js"></script>
-</head>
-<body>
-
-<button onclick="activateXR()">Start Hit to Place Demo</button>
-<script>
-async function activateXR() {
- const canvas = document.createElement("canvas");
- document.body.appendChild(canvas);
- const gl = canvas.getContext("webgl", {xrCompatible: true});
-
- const scene = new THREE.Scene();
- const directionalLight = new THREE.DirectionalLight(0xffffff, 1.0);
- directionalLight.position.set(10, 15, 10);
- scene.add(directionalLight);
-
- const renderer = new THREE.WebGLRenderer({ alpha: true, preserveDrawingBuffer: true, canvas: canvas, context: gl });
- renderer.autoClear = false;
-
- const camera = new THREE.PerspectiveCamera();
- camera.matrixAutoUpdate = false;
-
- const session = await navigator.xr.requestSession("immersive-ar", { requiredFeatures: ['hit-test'] });
- session.updateRenderState({ baseLayer: new XRWebGLLayer(session, gl) });
-
- const referenceSpace = await session.requestReferenceSpace('local');
- const viewerSpace = await session.requestReferenceSpace('viewer');
- const hitTestSource = await session.requestHitTestSource({ space: viewerSpace });
-
- const loader = new THREE.GLTFLoader();
- let reticle;
- loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", function(gltf) {
- reticle = gltf.scene;
- reticle.visible = false;
- scene.add(reticle);
- });
-
- let flower;
- loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/sunflower/sunflower.gltf", function(gltf) {
- flower = gltf.scene;
- });
-
- let selectedObject = null;
- let initialHitTestSource = null;
-
- session.addEventListener("selectstart", (event) => {
- if (reticle.visible) {
- const hitTestResults = event.frame.getHitTestResults(hitTestSource);
- if (hitTestResults.length > 0) {
- const hitPose = hitTestResults[0].getPose(referenceSpace);
- selectedObject = flower.clone();
- selectedObject.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
- scene.add(selectedObject);
- initialHitTestSource = hitTestSource;
- }
- } else {
- const raycaster = new THREE.Raycaster();
- const mouse = new THREE.Vector2();
- raycaster.setFromCamera(mouse, camera);
-
- const intersects = raycaster.intersectObjects(scene.children, true);
- if (intersects.length > 0) {
- selectedObject = intersects[0].object;
- initialHitTestSource = hitTestSource;
- }
- }
- });
-
- session.addEventListener("selectend", () => {
- selectedObject = null;
- });
-
- const onXRFrame = (time, frame) => {
- session.requestAnimationFrame(onXRFrame);
- gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer);
-
- const pose = frame.getViewerPose(referenceSpace);
- if (pose) {
- const view = pose.views[0];
- const viewport = session.renderState.baseLayer.getViewport(view);
- renderer.setSize(viewport.width, viewport.height);
-
- camera.matrix.fromArray(view.transform.matrix);
- camera.projectionMatrix.fromArray(view.projectionMatrix);
- camera.updateMatrixWorld(true);
-
- const hitTestResults = frame.getHitTestResults(hitTestSource);
- if (hitTestResults.length > 0 && reticle) {
- const hitPose = hitTestResults[0].getPose(referenceSpace);
- reticle.visible = true;
- reticle.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
- reticle.updateMatrixWorld(true);
- }
-
- if (selectedObject && initialHitTestSource) {
- const hitTestResults = frame.getHitTestResults(initialHitTestSource);
- if (hitTestResults.length > 0) {
- const hitPose = hitTestResults[0].getPose(referenceSpace);
- selectedObject.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
- selectedObject.updateMatrixWorld(true);
- }
- }
-
- renderer.render(scene, camera);
- }
- };
- session.requestAnimationFrame(onXRFrame);
-}
-</script>
-</body>
-</html>