diff --git a/public/index.html b/public/index.html
index e254a13e765f22c80ca4ab8a03c7a4265df658ba..59d1326120502fe72468c136e2775fdfb0246fe6 100644
--- a/public/index.html
+++ b/public/index.html
@@ -2,188 +2,100 @@
<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>