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Merged Percen requested to merge 21pesi1bif-master-patch-20558 into master
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public/index.html
+ 85
- 127
<!doctype html>
<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>GeoVis AR Projekt</title>
<title>AR Kamera mit Menüleiste</title>
<style>
body {
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: Arial, sans-serif;
background-color: #f0f0f0;
color: #333;
background-color: #000;
color: #fff;
display: flex;
justify-content: center;
align-items: center;
flex-direction: column;
height: 100vh;
background-image: url('https://www.hft-stuttgart.de/fileadmin/Dateien/Hochschule/-_R_Juergen_Pollak_HFT_18.04.18-0091.jpg');
background-size: cover;
background-position: center;
}
.container {
text-align: center;
background-color: rgba(0, 0, 0, 0.5);
padding: 50px;
border-radius: 10px;
color: white;
max-width: 80%;
box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.5);
overflow: hidden;
}
h1 {
font-size: 3em;
margin-bottom: 20px;
/* Container für die AR-Kamera */
#camera-container {
flex: 1; /* Nimmt den oberen Teil des Bildschirms ein */
position: relative;
background-color: #111;
}
p {
font-size: 1.2em;
margin-bottom: 30px;
/* Menüleiste unterhalb der Kamera */
#menu-bar {
height: 80px; /* Höhe der Menüleiste */
background-color: rgba(0, 0, 0, 0.8);
display: flex;
justify-content: space-around;
align-items: center;
border-top: 2px solid #333;
}
button {
background-color: #4CAF50;
color: white;
font-size: 1.5em;
padding: 15px 30px;
background-color: #2196F3;
color: #fff;
font-size: 16px;
padding: 10px 20px;
border: none;
border-radius: 5px;
cursor: pointer;
transition: background-color 0.3s;
margin: 10px;
}
button:hover {
background-color: #45a049;
}
button:active {
background-color: #387a39;
background-color: #1E88E5;
}
</style>
<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>
<!-- AR-Kamera-Container -->
<div id="camera-container"></div>
<!-- Menüleiste -->
<div id="menu-bar">
<button onclick="selectModel('car')">Auto</button>
<button onclick="selectModel('lamp')">Lampe</button>
</div>
<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'; // Standardmodell
let selectedModel = 'car';
let models = {};
let reticle;
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 cameraContainer = document.getElementById('camera-container');
// Renderer erstellen
const renderer = new THREE.WebGLRenderer({ alpha: true });
renderer.setSize(cameraContainer.clientWidth, cameraContainer.clientHeight);
cameraContainer.appendChild(renderer.domElement);
// Szene und Kamera erstellen
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera();
camera.matrixAutoUpdate = false;
const camera = new THREE.PerspectiveCamera(70, cameraContainer.clientWidth / cameraContainer.clientHeight, 0.01, 100);
camera.position.z = 2;
// Licht hinzufügen
const light = new THREE.DirectionalLight(0xffffff, 1);
light.position.set(10, 10, 10);
scene.add(light);
// Reticle (Cursor)
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
const loader = new THREE.GLTFLoader();
loader.load("https://threejs.org/examples/models/gltf/RobotExpressive/RobotExpressive.glb", (gltf) => {
models.car = gltf.scene;
});
@@ -93,86 +97,40 @@
models.lamp = gltf.scene;
});
// Buttons für Auswahl erstellen
const carButton = document.createElement('button');
carButton.textContent = 'Auto auswählen';
document.body.appendChild(carButton);
carButton.style.cssText = "position: fixed; bottom: 20px; left: 20px; z-index: 1000;";
carButton.onclick = () => {
selectedModel = 'car';
console.log('Auto ausgewählt');
};
const lampButton = document.createElement('button');
lampButton.textContent = 'Lampe auswählen';
document.body.appendChild(lampButton);
lampButton.style.cssText = "position: fixed; bottom: 20px; right: 20px; z-index: 1000;";
lampButton.onclick = () => {
selectedModel = 'lamp';
console.log('Lampe ausgewählt');
};
// 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", () => {
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);
// Animation
function animate() {
requestAnimationFrame(animate);
renderer.render(scene, camera);
}
animate();
// Dummy-Reticle (nur zur Demo)
const reticleGeometry = new THREE.CircleGeometry(0.05, 32);
const reticleMaterial = new THREE.MeshBasicMaterial({ color: 0xff0000 });
const reticle = new THREE.Mesh(reticleGeometry, reticleMaterial);
reticle.position.set(0, -0.5, -2);
scene.add(reticle);
// Modell platzieren
window.addEventListener('click', () => {
if (models[selectedModel]) {
const modelClone = models[selectedModel].clone();
modelClone.position.set(0, -0.5, -2);
modelClone.scale.set(0.5, 0.5, 0.5);
scene.add(modelClone);
console.log(`${selectedModel} platziert`);
}
});
function onXRFrame(time, frame) {
session.requestAnimationFrame(onXRFrame);
gl.bindFramebuffer(gl.FRAMEBUFFER, session.renderState.baseLayer.framebuffer);
const pose = frame.getViewerPose(referenceSpace);
if (pose) {
const view = pose.views[0];
const viewport = session.renderState.baseLayer.getViewport(view);
renderer.setSize(viewport.width, viewport.height);
camera.matrix.fromArray(view.transform.matrix);
camera.projectionMatrix.fromArray(view.projectionMatrix);
camera.updateMatrixWorld(true);
const hitTestResults = frame.getHitTestResults(hitTestSource);
if (hitTestResults.length > 0) {
const hitPose = hitTestResults[0].getPose(referenceSpace);
reticle.visible = true;
reticle.position.set(hitPose.transform.position.x, hitPose.transform.position.y, hitPose.transform.position.z);
reticle.updateMatrixWorld(true);
} else {
reticle.visible = false;
}
renderer.render(scene, camera);
}
}
}
// AR starten
if (navigator.xr) {
const startButton = document.createElement('button');
startButton.textContent = 'Start AR';
startButton.style.cssText = "position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 15px; font-size: 18px;";
document.body.appendChild(startButton);
startButton.onclick = () => {
startButton.remove();
activateXR();
};
} else {
alert('WebXR wird nicht unterstützt.');
// Modell auswählen
function selectModel(model) {
selectedModel = model;
console.log(`${model} ausgewählt`);
}
// AR aktivieren
activateXR();
</script>
</body>
</html>

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