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Commit 66a4fcb2 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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...@@ -3,67 +3,24 @@ ...@@ -3,67 +3,24 @@
<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>GeoVis AR Projekt</title> <title>AR Menü als 3D-Objekt</title>
<style>
body {
margin: 0;
overflow: hidden;
font-family: Arial, sans-serif;
}
/* Menüleiste */
.menu-bar {
position: fixed;
bottom: 0;
left: 50%;
transform: translateX(-50%);
display: flex;
gap: 10px;
background: rgba(0, 0, 0, 0.7);
padding: 10px;
border-radius: 10px 10px 0 0;
z-index: 10;
}
.menu-bar button {
background: #2196F3;
color: white;
border: none;
padding: 10px 20px;
font-size: 16px;
cursor: pointer;
border-radius: 5px;
transition: background 0.3s;
}
.menu-bar button:hover {
background: #1E88E5;
}
</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>
<!-- Menüleiste -->
<div class="menu-bar">
<button onclick="selectModel('car')">Auto</button>
<button onclick="selectModel('lamp')">Laterne</button>
</div>
<script> <script>
let selectedModel = 'car'; // Standardauswahl let selectedModel = 'car'; // Standardauswahl
let models = {}; // Hier speichern wir die geladenen Modelle let models = {};
let reticle; let reticle;
let menu;
async function activateXR() { async function activateXR() {
// WebGL-Renderer erstellen
const canvas = document.createElement('canvas'); const canvas = document.createElement('canvas');
document.body.appendChild(canvas); document.body.appendChild(canvas);
const gl = canvas.getContext('webgl', { xrCompatible: true }); const gl = canvas.getContext('webgl', { xrCompatible: true });
const renderer = new THREE.WebGLRenderer({ alpha: true, canvas, context: gl }); const renderer = new THREE.WebGLRenderer({ alpha: true, canvas, context: gl });
renderer.autoClear = false; renderer.autoClear = false;
// Szene und Kamera
const scene = new THREE.Scene(); const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera(); const camera = new THREE.PerspectiveCamera();
camera.matrixAutoUpdate = false; camera.matrixAutoUpdate = false;
...@@ -73,7 +30,7 @@ ...@@ -73,7 +30,7 @@
light.position.set(10, 10, 10); light.position.set(10, 10, 10);
scene.add(light); scene.add(light);
// Reticle (Platzierungshilfe) // Reticle (Cursor)
const loader = new THREE.GLTFLoader(); const loader = new THREE.GLTFLoader();
loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => { loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", (gltf) => {
reticle = gltf.scene; reticle = gltf.scene;
...@@ -89,6 +46,30 @@ ...@@ -89,6 +46,30 @@
models.lamp = gltf.scene; models.lamp = gltf.scene;
}); });
// 3D-Menü erstellen
const menuGeometry = new THREE.PlaneGeometry(0.5, 0.2); // Menügröße
const menuMaterial = new THREE.MeshBasicMaterial({ color: 0x333333, opacity: 0.8, transparent: true });
menu = new THREE.Mesh(menuGeometry, menuMaterial);
menu.position.set(0, -0.5, -1); // Unten im Kamerasichtfeld
scene.add(menu);
// Menü-Buttons als Flächen
const buttonGeometry = new THREE.PlaneGeometry(0.15, 0.1);
const buttonMaterial1 = new THREE.MeshBasicMaterial({ color: 0x2196F3 });
const buttonMaterial2 = new THREE.MeshBasicMaterial({ color: 0xFF9800 });
const carButton = new THREE.Mesh(buttonGeometry, buttonMaterial1);
carButton.position.set(-0.2, -0.5, -0.99); // Links unten
scene.add(carButton);
const lampButton = new THREE.Mesh(buttonGeometry, buttonMaterial2);
lampButton.position.set(0.2, -0.5, -0.99); // Rechts unten
scene.add(lampButton);
// Raycaster für Button-Interaktion
const raycaster = new THREE.Raycaster();
const pointer = new THREE.Vector2();
// AR-Session starten // AR-Session starten
const session = await navigator.xr.requestSession('immersive-ar', { requiredFeatures: ['hit-test'] }); const session = await navigator.xr.requestSession('immersive-ar', { requiredFeatures: ['hit-test'] });
session.updateRenderState({ baseLayer: new XRWebGLLayer(session, gl) }); session.updateRenderState({ baseLayer: new XRWebGLLayer(session, gl) });
...@@ -98,7 +79,28 @@ ...@@ -98,7 +79,28 @@
session.requestAnimationFrame(onXRFrame); session.requestAnimationFrame(onXRFrame);
// Hauptloop für AR-Rendering session.addEventListener("select", () => {
raycaster.setFromCamera(pointer, camera);
const intersects = raycaster.intersectObjects([carButton, lampButton]);
if (intersects.length > 0) {
const clickedButton = intersects[0].object;
if (clickedButton === carButton) {
selectedModel = 'car';
console.log('Auto ausgewählt');
} else if (clickedButton === lampButton) {
selectedModel = 'lamp';
console.log('Laterne 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);
}
});
// AR-Rendering
function onXRFrame(time, frame) { function onXRFrame(time, frame) {
session.requestAnimationFrame(onXRFrame); session.requestAnimationFrame(onXRFrame);
gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer); gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer);
...@@ -113,6 +115,13 @@ ...@@ -113,6 +115,13 @@
camera.projectionMatrix.fromArray(view.projectionMatrix); camera.projectionMatrix.fromArray(view.projectionMatrix);
camera.updateMatrixWorld(true); camera.updateMatrixWorld(true);
// Menü bleibt fixiert vor der Kamera
menu.position.set(0, -0.5, -1);
menu.lookAt(camera.position);
carButton.position.set(-0.2, -0.5, -0.99);
lampButton.position.set(0.2, -0.5, -0.99);
const hitTestResults = frame.getHitTestResults(hitTestSource); const hitTestResults = frame.getHitTestResults(hitTestSource);
if (hitTestResults.length > 0) { if (hitTestResults.length > 0) {
const hitPose = hitTestResults[0].getPose(referenceSpace); const hitPose = hitTestResults[0].getPose(referenceSpace);
...@@ -124,28 +133,12 @@ ...@@ -124,28 +133,12 @@
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 // AR starten
if (navigator.xr) { if (navigator.xr) {
const startButton = document.createElement('button'); const startButton = document.createElement('button');
startButton.textContent = 'Starte AR'; startButton.textContent = 'Start AR';
startButton.style.cssText = "position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 15px; font-size: 18px;"; startButton.style.cssText = "position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 15px; font-size: 18px;";
document.body.appendChild(startButton); document.body.appendChild(startButton);
startButton.onclick = () => { startButton.onclick = () => {
...@@ -153,7 +146,7 @@ ...@@ -153,7 +146,7 @@
activateXR(); activateXR();
}; };
} else { } else {
alert('WebXR wird von diesem Gerät oder Browser nicht unterstützt.'); alert('WebXR wird nicht unterstützt.');
} }
</script> </script>
</body> </body>
......
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