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Commit 4362d7c5 authored by Percen's avatar Percen
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Update public/index.html

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public/index.html
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...@@ -3,133 +3,153 @@ ...@@ -3,133 +3,153 @@
<head> <head>
<meta charset="UTF-8"> <meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>3D-Menü in AR</title> <title>AR mit HTML-Menü</title>
<script src="https://unpkg.com/three@0.126.0/build/three.js"></script> <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 src="https://unpkg.com/three@0.126.0/examples/js/loaders/GLTFLoader.js"></script>
<style>
body {
margin: 0;
overflow: hidden;
}
/* HTML-Menü für Modelle */
#menu {
position: fixed;
bottom: 10px;
left: 50%;
transform: translateX(-50%);
display: flex;
gap: 10px;
background: rgba(0, 0, 0, 0.7);
padding: 10px;
border-radius: 10px;
}
button {
padding: 10px;
background: #2196F3;
color: white;
border: none;
border-radius: 5px;
cursor: pointer;
font-size: 14px;
}
button:hover {
background: #1976D2;
}
</style>
</head> </head>
<body> <body>
<script> <!-- Menü für Auswahl der Modelle -->
let selectedModel = 'car'; // Standardmodell <div id="menu">
let models = {}; <button onclick="selectModel('robot')">Roboter</button>
let reticle; <button onclick="selectModel('tree')">Baum</button>
<button onclick="selectModel('lamp')">Lampe</button>
// Aktiviert die AR-Session </div>
async function activateXR() {
const canvas = document.createElement('canvas'); <script>
document.body.appendChild(canvas); let selectedModel = 'robot';
let models = {};
const gl = canvas.getContext('webgl', { xrCompatible: true }); let reticle;
const renderer = new THREE.WebGLRenderer({ alpha: true, canvas, context: gl });
renderer.autoClear = false; async function activateXR() {
const canvas = document.createElement('canvas');
const scene = new THREE.Scene(); document.body.appendChild(canvas);
const camera = new THREE.PerspectiveCamera();
camera.matrixAutoUpdate = false; const gl = canvas.getContext('webgl', { xrCompatible: true });
const renderer = new THREE.WebGLRenderer({ alpha: true, canvas, context: gl });
// Licht hinzufügen renderer.autoClear = false;
const light = new THREE.DirectionalLight(0xffffff, 1);
light.position.set(10, 10, 10); const scene = new THREE.Scene();
scene.add(light); const camera = new THREE.PerspectiveCamera();
camera.matrixAutoUpdate = false;
// Reticle zum Platzieren der Modelle
const loader = new THREE.GLTFLoader(); // Licht hinzufügen
loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => { const light = new THREE.DirectionalLight(0xffffff, 1);
reticle = gltf.scene; light.position.set(10, 10, 10);
reticle.visible = false; scene.add(light);
scene.add(reticle);
}); // Reticle (Cursor zum Platzieren)
const loader = new THREE.GLTFLoader();
// Modelle laden loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => {
loader.load("https://threejs.org/examples/models/gltf/RobotExpressive/RobotExpressive.glb", (gltf) => models.car = gltf.scene); reticle = gltf.scene;
loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/sunflower/sunflower.gltf", (gltf) => models.tree = gltf.scene); reticle.visible = false;
scene.add(reticle);
// 3D-Menü erstellen });
const buttonGeometry = new THREE.PlaneGeometry(0.2, 0.1);
const carMaterial = new THREE.MeshBasicMaterial({ color: 0x2196F3 }); // Modelle laden
const treeMaterial = new THREE.MeshBasicMaterial({ color: 0x4CAF50 }); 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);
const carButton = new THREE.Mesh(buttonGeometry, carMaterial); loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/lamp/lamp.gltf", (gltf) => models.lamp = gltf.scene);
carButton.position.set(-0.3, -0.5, -1); // Links
scene.add(carButton); // AR-Session starten
const session = await navigator.xr.requestSession('immersive-ar', { requiredFeatures: ['hit-test'] });
const treeButton = new THREE.Mesh(buttonGeometry, treeMaterial); session.updateRenderState({ baseLayer: new XRWebGLLayer(session, gl) });
treeButton.position.set(0.3, -0.5, -1); // Rechts const referenceSpace = await session.requestReferenceSpace('local');
scene.add(treeButton); const viewerSpace = await session.requestReferenceSpace('viewer');
const hitTestSource = await session.requestHitTestSource({ space: viewerSpace });
// Raycaster für Interaktionen
const raycaster = new THREE.Raycaster(); session.requestAnimationFrame(onXRFrame);
const pointer = new THREE.Vector2();
// Modell platzieren
// AR-Session starten session.addEventListener("select", () => {
const session = await navigator.xr.requestSession('immersive-ar', { requiredFeatures: ['hit-test'] }); if (reticle && models[selectedModel]) {
session.updateRenderState({ baseLayer: new XRWebGLLayer(session, gl) }); const clone = models[selectedModel].clone();
const referenceSpace = await session.requestReferenceSpace('local'); clone.position.copy(reticle.position);
const viewerSpace = await session.requestReferenceSpace('viewer'); clone.scale.set(0.5, 0.5, 0.5); // Größe anpassen
const hitTestSource = await session.requestHitTestSource({ space: viewerSpace }); scene.add(clone);
console.log(`${selectedModel} platziert`);
session.requestAnimationFrame(onXRFrame); }
});
session.addEventListener("select", () => {
raycaster.setFromCamera(pointer, camera); // AR-Rendering
const intersects = raycaster.intersectObjects([carButton, treeButton]); function onXRFrame(time, frame) {
session.requestAnimationFrame(onXRFrame);
if (intersects.length > 0) { gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer);
const clickedButton = intersects[0].object;
if (clickedButton === carButton) { const pose = frame.getViewerPose(referenceSpace);
selectedModel = 'car'; if (pose) {
console.log('Auto ausgewählt'); const view = pose.views[0];
} else if (clickedButton === treeButton) { const viewport = session.renderState.baseLayer.getViewport(view);
selectedModel = 'tree'; renderer.setSize(viewport.width, viewport.height);
console.log('Baum ausgewählt');
camera.matrix.fromArray(view.transform.matrix);
camera.projectionMatrix.fromArray(view.projectionMatrix);
camera.updateMatrixWorld(true);
const hitTestResults = frame.getHitTestResults(hitTestSource);
if (hitTestResults.length > 0) {
const hitPose = hitTestResults[0].getPose(referenceSpace);
reticle.visible = true;
reticle.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
reticle.updateMatrixWorld(true);
}
renderer.render(scene, camera);
}
} }
} else if (reticle && models[selectedModel]) {
const clone = models[selectedModel].clone();
clone.position.copy(reticle.position);
clone.scale.set(0.5, 0.5, 0.5);
scene.add(clone);
console.log(`${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);
}
renderer.render(scene, camera); // Funktion, um das Modell zu wechseln
function selectModel(modelName) {
selectedModel = modelName;
console.log(`Ausgewähltes Modell: ${selectedModel}`);
}
// 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>
}
// 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> </body>
</html> </html>
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