diff --git a/public/index.html b/public/index.html
index f20a77c1b9a9e9833dfe1d28e6d9bdafc7ba2ef3..18cc291e94c58b5539d515b261351396ce84358d 100644
--- a/public/index.html
+++ b/public/index.html
@@ -3,171 +3,133 @@
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>AR-Menü Overlay</title>
- <style>
- body {
- margin: 0;
- overflow: hidden;
- }
-
- /* Container für das WebXR Canvas */
- #ar-container {
- position: absolute;
- top: 0;
- left: 0;
- width: 100%;
- height: 100%;
- background-color: black;
- }
-
- /* Menü-Leiste */
- #menu {
- position: fixed;
- bottom: 20px;
- left: 50%;
- transform: translateX(-50%);
- display: flex;
- gap: 10px;
- z-index: 10; /* Stellt sicher, dass es über dem Canvas liegt */
- }
-
- button {
- background-color: #2196F3;
- color: white;
- border: none;
- padding: 10px 20px;
- font-size: 16px;
- border-radius: 5px;
- cursor: pointer;
- }
-
- button:hover {
- background-color: #1976D2;
- }
- </style>
-</head>
-<body>
- <!-- AR-Container -->
- <div id="ar-container"></div>
-
- <!-- Menü-Leiste -->
- <div id="menu">
- <button onclick="setModel('car')">Auto</button>
- <button onclick="setModel('lamp')">Lampe</button>
- <button onclick="setModel('tree')">Baum</button>
- <button onclick="setModel('house')">Haus</button>
- <button onclick="setModel('robot')">Roboter</button>
- </div>
-
- <!-- Three.js & WebXR -->
+ <title>3D-Menü in AR</title>
<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>
-
- <script>
- let selectedModel = 'car';
- let models = {};
- let reticle;
-
- async function activateXR() {
- const container = document.getElementById('ar-container');
-
- const canvas = document.createElement('canvas');
- container.appendChild(canvas);
-
- const gl = canvas.getContext('webgl', { xrCompatible: true });
- const renderer = new THREE.WebGLRenderer({ alpha: true, canvas, context: gl });
- renderer.autoClear = false;
-
- const scene = new THREE.Scene();
- const camera = new THREE.PerspectiveCamera();
- camera.matrixAutoUpdate = false;
-
- // Licht hinzufügen
- const light = new THREE.DirectionalLight(0xffffff, 1);
- light.position.set(10, 10, 10);
- scene.add(light);
-
- // GLTF-Modelle laden
- const loader = new THREE.GLTFLoader();
- loader.load("https://threejs.org/examples/models/gltf/RobotExpressive/RobotExpressive.glb", (gltf) => {
- models.robot = gltf.scene;
- });
- loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/sunflower/sunflower.gltf", (gltf) => {
- models.tree = gltf.scene;
- });
-
- // Reticle (Platzierungspunkt)
- loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => {
- reticle = gltf.scene;
- reticle.visible = false;
- scene.add(reticle);
- });
-
- // AR-Session starten
- 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 });
-
- session.requestAnimationFrame(onXRFrame);
-
- // Interaktion für Modellplatzierung
- session.addEventListener("select", () => {
- if (reticle && models[selectedModel]) {
- const clone = models[selectedModel].clone();
- clone.position.copy(reticle.position);
- scene.add(clone);
- console.log(`${selectedModel} platziert`);
- }
- });
-
- function 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);
-
- // Reticle platzieren
- const hitTestResults = frame.getHitTestResults(hitTestSource);
- if (hitTestResults.length > 0) {
- const hitPose = hitTestResults[0].getPose(referenceSpace);
- reticle.visible = true;
- reticle.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
- }
-
- renderer.render(scene, camera);
- }
+</head>
+<body>
+<script>
+let selectedModel = 'car'; // Standardmodell
+let models = {};
+let reticle;
+
+// Aktiviert die AR-Session
+async function activateXR() {
+ const canvas = document.createElement('canvas');
+ document.body.appendChild(canvas);
+
+ const gl = canvas.getContext('webgl', { xrCompatible: true });
+ const renderer = new THREE.WebGLRenderer({ alpha: true, canvas, context: gl });
+ renderer.autoClear = false;
+
+ const scene = new THREE.Scene();
+ const camera = new THREE.PerspectiveCamera();
+ camera.matrixAutoUpdate = false;
+
+ // Licht hinzufügen
+ const light = new THREE.DirectionalLight(0xffffff, 1);
+ light.position.set(10, 10, 10);
+ scene.add(light);
+
+ // Reticle zum Platzieren der Modelle
+ const loader = new THREE.GLTFLoader();
+ loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => {
+ reticle = gltf.scene;
+ reticle.visible = false;
+ scene.add(reticle);
+ });
+
+ // Modelle laden
+ loader.load("https://threejs.org/examples/models/gltf/RobotExpressive/RobotExpressive.glb", (gltf) => models.car = gltf.scene);
+ loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/sunflower/sunflower.gltf", (gltf) => models.tree = gltf.scene);
+
+ // 3D-Menü erstellen
+ const buttonGeometry = new THREE.PlaneGeometry(0.2, 0.1);
+ const carMaterial = new THREE.MeshBasicMaterial({ color: 0x2196F3 });
+ const treeMaterial = new THREE.MeshBasicMaterial({ color: 0x4CAF50 });
+
+ const carButton = new THREE.Mesh(buttonGeometry, carMaterial);
+ carButton.position.set(-0.3, -0.5, -1); // Links
+ scene.add(carButton);
+
+ const treeButton = new THREE.Mesh(buttonGeometry, treeMaterial);
+ treeButton.position.set(0.3, -0.5, -1); // Rechts
+ scene.add(treeButton);
+
+ // Raycaster für Interaktionen
+ const raycaster = new THREE.Raycaster();
+ const pointer = new THREE.Vector2();
+
+ // AR-Session starten
+ 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 });
+
+ session.requestAnimationFrame(onXRFrame);
+
+ session.addEventListener("select", () => {
+ raycaster.setFromCamera(pointer, camera);
+ const intersects = raycaster.intersectObjects([carButton, treeButton]);
+
+ if (intersects.length > 0) {
+ const clickedButton = intersects[0].object;
+ if (clickedButton === carButton) {
+ selectedModel = 'car';
+ console.log('Auto ausgewählt');
+ } else if (clickedButton === treeButton) {
+ selectedModel = 'tree';
+ console.log('Baum ausgewählt');
}
+ } else if (reticle && models[selectedModel]) {
+ const clone = models[selectedModel].clone();
+ clone.position.copy(reticle.position);
+ clone.scale.set(0.5, 0.5, 0.5);
+ scene.add(clone);
+ console.log(`${selectedModel} platziert`);
}
+ });
+
+ function 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) {
+ const hitPose = hitTestResults[0].getPose(referenceSpace);
+ reticle.visible = true;
+ reticle.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
+ }
- // Aktuelles Modell ändern
- function setModel(model) {
- selectedModel = model;
- console.log(`${model} ausgewählt`);
- }
-
- // AR starten
- if (navigator.xr) {
- const startButton = document.createElement('button');
- startButton.textContent = 'Start AR';
- startButton.style.cssText = "position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 15px; font-size: 18px;";
- document.body.appendChild(startButton);
- startButton.onclick = () => {
- startButton.remove();
- activateXR();
- };
- } else {
- alert('WebXR wird nicht unterstützt.');
+ renderer.render(scene, camera);
}
- </script>
+ }
+}
+
+// AR starten
+if (navigator.xr) {
+ const startButton = document.createElement('button');
+ startButton.textContent = 'Start AR';
+ startButton.style.cssText = "position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 15px; font-size: 18px;";
+ document.body.appendChild(startButton);
+ startButton.onclick = () => {
+ startButton.remove();
+ activateXR();
+ };
+} else {
+ alert('WebXR wird nicht unterstützt.');
+}
+</script>
</body>
</html>