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Commit 5313c6cd 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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<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>GeoVis AR Projekt</title>
<style>
body {
margin: 0;
font-family: Arial, sans-serif;
background-color: #f0f0f0;
color: #333;
display: flex;
justify-content: center;
align-items: center;
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;
overflow: hidden;
}
.container {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
text-align: center;
background-color: rgba(0, 0, 0, 0.5);
padding: 50px;
border-radius: 10px;
background: rgba(0, 0, 0, 0.6);
color: white;
max-width: 80%;
box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.5);
}
h1 {
font-size: 3em;
margin-bottom: 20px;
}
p {
font-size: 1.2em;
margin-bottom: 30px;
padding: 20px;
border-radius: 10px;
}
button {
background-color: #4CAF50;
color: white;
font-size: 1.5em;
padding: 15px 30px;
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;
}
.menu-bar {
position: fixed;
top: 0;
left: 0;
right: 0;
display: flex;
justify-content: center;
background-color: rgba(0, 0, 0, 0.7);
padding: 10px;
z-index: 10;
}
.menu-bar button {
background-color: #2196F3;
}
.menu-bar button:hover {
background-color: #1E88E5;
}
</style>
<!-- three.js -->
<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>
<!-- Menüleiste -->
<div class="menu-bar">
<button onclick="selectModel('car')">Auto</button>
<button onclick="selectModel('lamp')">Laterne</button>
</div>
<div class="container">
<h1>GeoVis AR Projekt</h1>
<p>Mit Augmented Reality können Sie ihrer Fantasie freien Lauf lassen und ihre Stadt interaktiv gestalten!</p>
<button onclick="activateXR()">Start City Planning</button>
<p>Starte AR, um dein Menü zu sehen!</p>
<button onclick="activateXR()">Start AR</button>
</div>
<script>
let selectedModel = 'car'; // Standardmodell
function selectModel(model) {
selectedModel = model;
console.log(`Ausgewähltes Modell: ${model}`);
}
let menu; // Menü-Objekt
async function activateXR() {
document.querySelector('.container').style.display = 'none'; // Startseite ausblenden
const canvas = document.createElement("canvas");
document.body.appendChild(canvas);
const gl = canvas.getContext("webgl", {xrCompatible: true});
const scene = new THREE.Scene();
const directionalLight = new THREE.DirectionalLight(0xffffff, 0.3);
directionalLight.position.set(10, 15, 10);
scene.add(directionalLight);
// UI ausblenden
document.querySelector('.container').style.display = 'none';
const renderer = new THREE.WebGLRenderer({
alpha: true,
preserveDrawingBuffer: true,
canvas: canvas,
context: gl
});
// WebGL-Renderer erstellen
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;
// Szene und Kamera
const scene = new THREE.Scene();
const camera = new THREE.PerspectiveCamera();
camera.matrixAutoUpdate = false;
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 });
// Licht hinzufügen
const light = new THREE.DirectionalLight(0xffffff, 1);
light.position.set(10, 10, 10);
scene.add(light);
const loader = new THREE.GLTFLoader();
let reticle;
loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/reticle/reticle.gltf", function(gltf) {
reticle = gltf.scene;
reticle.visible = false;
scene.add(reticle);
});
let models = {
car: null,
lamp: null
};
loader.load("https://threejs.org/examples/models/gltf/RobotExpressive/RobotExpressive.glb", function(gltf) {
models.car = gltf.scene;
});
// Menü erstellen
const menuGeometry = new THREE.PlaneGeometry(0.5, 0.25); // Größe kleiner für AR
const menuMaterial = new THREE.MeshBasicMaterial({ color: 0x2196F3, side: THREE.DoubleSide });
menu = new THREE.Mesh(menuGeometry, menuMaterial);
scene.add(menu);
loader.load("https://immersive-web.github.io/webxr-samples/media/gltf/sunflower/sunflower.gltf", function(gltf) {
models.lamp = gltf.scene;
// AR-Session starten
const session = await navigator.xr.requestSession('immersive-ar', { requiredFeatures: ['local-floor'] });
session.updateRenderState({
baseLayer: new XRWebGLLayer(session, gl)
});
const referenceSpace = await session.requestReferenceSpace('local-floor');
session.addEventListener("select", () => {
if (reticle && models[selectedModel]) {
const clone = models[selectedModel].clone();
clone.position.copy(reticle.position);
scene.add(clone);
}
});
session.requestAnimationFrame(onXRFrame);
// Menü vor der Kamera hinzufügen
let menu;
const menuGeometry = new THREE.PlaneGeometry(2, 0.5);
const menuMaterial = new THREE.MeshBasicMaterial({ color: 0x2196F3 });
menu = new THREE.Mesh(menuGeometry, menuMaterial);
scene.add(menu);
function onXRFrame(time, frame) {
const pose = frame.getViewerPose(referenceSpace);
const 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);
// Kamera aktualisieren
camera.matrix.fromArray(view.transform.matrix);
camera.projectionMatrix.fromArray(view.projectionMatrix);
camera.updateMatrixWorld(true);
......@@ -191,25 +103,18 @@
// Menü vor der Kamera platzieren
const cameraPosition = new THREE.Vector3();
camera.getWorldPosition(cameraPosition);
const cameraDirection = new THREE.Vector3();
camera.getWorldDirection(cameraDirection);
menu.position.copy(cameraPosition);
menu.position.add(cameraDirection.multiplyScalar(2)); // 2 Meter vor der Kamera
menu.position.add(cameraDirection.multiplyScalar(1)); // 1 Meter vor der Kamera
menu.lookAt(cameraPosition);
const hitTestResults = frame.getHitTestResults(hitTestSource);
if (hitTestResults.length > 0 && reticle) {
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);
}
// Szene rendern
renderer.render(scene, camera);
}
};
session.requestAnimationFrame(onXRFrame);
}
}
</script>
</body>
......
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