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Commit dd579f31 authored by Percen's avatar Percen
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Update public/index.html

parent c309510c
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public/index.html
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...@@ -7,51 +7,55 @@ ...@@ -7,51 +7,55 @@
<style> <style>
body { body {
margin: 0; margin: 0;
font-family: Arial, sans-serif;
background-color: #f0f0f0;
color: #333;
height: 100vh;
overflow: hidden; overflow: hidden;
font-family: Arial, sans-serif;
} }
.container { /* Menüleiste */
position: absolute; .menu-bar {
top: 50%; position: fixed;
bottom: 0;
left: 50%; left: 50%;
transform: translate(-50%, -50%); transform: translateX(-50%);
text-align: center; display: flex;
background: rgba(0, 0, 0, 0.6); gap: 10px;
color: white; background: rgba(0, 0, 0, 0.7);
padding: 20px; padding: 10px;
border-radius: 10px; border-radius: 10px 10px 0 0;
z-index: 10;
} }
button { .menu-bar button {
background-color: #4CAF50; background: #2196F3;
color: white; color: white;
padding: 10px 20px;
border: none; border: none;
border-radius: 5px; padding: 10px 20px;
font-size: 16px;
cursor: pointer; cursor: pointer;
border-radius: 5px;
transition: background 0.3s;
}
.menu-bar button:hover {
background: #1E88E5;
} }
</style> </style>
<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>
</head> </head>
<body> <body>
<div class="container"> <!-- Menüleiste -->
<h1>GeoVis AR Projekt</h1> <div class="menu-bar">
<p>Starte AR, um dein Menü zu sehen!</p> <button onclick="selectModel('car')">Auto</button>
<button onclick="activateXR()">Start AR</button> <button onclick="selectModel('lamp')">Laterne</button>
</div> </div>
<script> <script>
let menu; // Menü-Objekt let selectedModel = 'car'; // Standardauswahl
let models = {}; // Hier speichern wir die geladenen Modelle
let reticle;
async function activateXR() { async function activateXR() {
// UI ausblenden
document.querySelector('.container').style.display = 'none';
// WebGL-Renderer erstellen // WebGL-Renderer erstellen
const canvas = document.createElement('canvas'); const canvas = document.createElement('canvas');
document.body.appendChild(canvas); document.body.appendChild(canvas);
...@@ -69,52 +73,87 @@ ...@@ -69,52 +73,87 @@
light.position.set(10, 10, 10); light.position.set(10, 10, 10);
scene.add(light); scene.add(light);
// Menü erstellen // Reticle (Platzierungshilfe)
const menuGeometry = new THREE.PlaneGeometry(0.5, 0.25); // Größe kleiner für AR const loader = new THREE.GLTFLoader();
const menuMaterial = new THREE.MeshBasicMaterial({ color: 0x2196F3, side: THREE.DoubleSide }); loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => {
menu = new THREE.Mesh(menuGeometry, menuMaterial); reticle = gltf.scene;
scene.add(menu); reticle.visible = false;
scene.add(reticle);
});
// AR-Session starten // Modelle laden
const session = await navigator.xr.requestSession('immersive-ar', { requiredFeatures: ['local-floor'] }); loader.load("https://threejs.org/examples/models/gltf/RobotExpressive/RobotExpressive.glb", (gltf) => {
session.updateRenderState({ models.car = gltf.scene;
baseLayer: new XRWebGLLayer(session, gl) });
loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/sunflower/sunflower.gltf", (gltf) => {
models.lamp = gltf.scene;
}); });
const referenceSpace = await session.requestReferenceSpace('local-floor');
// 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.requestAnimationFrame(onXRFrame);
// Hauptloop für AR-Rendering
function onXRFrame(time, frame) { function onXRFrame(time, frame) {
const pose = frame.getViewerPose(referenceSpace);
session.requestAnimationFrame(onXRFrame); session.requestAnimationFrame(onXRFrame);
gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer); gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer);
const pose = frame.getViewerPose(referenceSpace);
if (pose) { if (pose) {
const view = pose.views[0]; const view = pose.views[0];
const viewport = session.renderState.baseLayer.getViewport(view); const viewport = session.renderState.baseLayer.getViewport(view);
renderer.setSize(viewport.width, viewport.height); renderer.setSize(viewport.width, viewport.height);
// Kamera aktualisieren
camera.matrix.fromArray(view.transform.matrix); camera.matrix.fromArray(view.transform.matrix);
camera.projectionMatrix.fromArray(view.projectionMatrix); camera.projectionMatrix.fromArray(view.projectionMatrix);
camera.updateMatrixWorld(true); camera.updateMatrixWorld(true);
// Menü vor der Kamera platzieren const hitTestResults = frame.getHitTestResults(hitTestSource);
const cameraPosition = new THREE.Vector3(); if (hitTestResults.length > 0) {
camera.getWorldPosition(cameraPosition); 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);
}
const cameraDirection = new THREE.Vector3();
camera.getWorldDirection(cameraDirection);
menu.position.copy(cameraPosition);
menu.position.add(cameraDirection.multiplyScalar(1)); // 1 Meter vor der Kamera
menu.lookAt(cameraPosition);
// Szene rendern
renderer.render(scene, camera); renderer.render(scene, camera);
} }
} }
// Objekt bei Klick platzieren
session.addEventListener("select", () => {
if (reticle && models[selectedModel]) {
const clone = models[selectedModel].clone();
clone.position.copy(reticle.position);
clone.scale.set(0.5, 0.5, 0.5); // Skalierung anpassen
scene.add(clone);
}
});
}
// Modell auswählen
function selectModel(model) {
selectedModel = model;
console.log(`Ausgewähltes Modell: ${model}`);
}
// AR starten
if (navigator.xr) {
const startButton = document.createElement('button');
startButton.textContent = 'Starte 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 von diesem Gerät oder Browser nicht unterstützt.');
} }
</script> </script>
</body> </body>
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