623 lines
20 KiB
JavaScript
623 lines
20 KiB
JavaScript
import maplibregl from "maplibre-gl";
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import proj4 from "proj4";
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import * as THREE from "three";
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import { LidarControl } from "maplibre-gl-lidar";
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import "maplibre-gl/dist/maplibre-gl.css";
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import "maplibre-gl-lidar/style.css";
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proj4.defs("EPSG:25832", "+proj=utm +zone=32 +ellps=GRS80 +units=m +no_defs");
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// Koordinaten des Obernkirchener Sandstein
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const center = [9.209116842757239, 52.26520546238239];
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// die Grundkarte
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const map = new maplibregl.Map({
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container: 'map',
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style: "https://tiles.openfreemap.org/styles/bright",
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center: center,
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zoom: 17,
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maxZoom: 24,
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});
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// Karten-Bedienelemente
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map.addControl(new maplibregl.NavigationControl({
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visualizePitch: true,
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showZoom: true,
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showCompass: true
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}));
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let currentPointCloud = null;
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let isVisible = true;
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let currentRenderer='deckgl';
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let currentColorMode='rgb';
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let currentPointSize=Number(document.getElementById("pointSizeSlider").value);
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let currentPointcloudKey = null;
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let lidarControl=null;
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var quality = 'medium';
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// WICHTIG: Layer/Controls immer erst im 'load'-Event der Karte hinzufügen
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map.on('load', () => {
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lidarControl = new LidarControl({
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title: 'Mein LiDAR-Viewer',
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collapsed: false,
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pointSize: 2,
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colorScheme: 'rgb', // 'elevation' oder 'rgb'
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pickable: false
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});
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// COPC-Datei laden
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const selectBox=document.querySelector('select[name="pointcloud"]');
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if (selectBox && selectBox.value){
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currentPointcloudKey=selectBox.value;
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loadCurrentPointCloud();
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}
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loadInfoJSON();
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});
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//---------------Potree Eigenschaften--------------------------
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var pointSize = document.getElementById("pointSizeSlider").value;
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const elRenderArea = document.getElementById("potree_render_area");
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const viewer = new Potree.Viewer(elRenderArea, {noDragAndDrop: true});
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viewer.setEDLEnabled(false);
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viewer.setFOV(60);
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viewer.setMinNodeSize(pointSize);
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viewer.setBackground("none");
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viewer.orbitControls.enabled = false;
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viewer.fpControls.enabled = false;
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viewer.deviceControls.enabled = false;
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elRenderArea.style.display='none';
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function resetLidarControl() {
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if (!lidarControl) return;
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try {
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map.removeControl(lidarControl);
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} catch(e) {}
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lidarControl = null;
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lidarControl = new LidarControl({
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title: 'Mein LiDAR-Viewer',
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collapsed: false,
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pointSize: currentPointSize > 0 ? currentPointSize : 2,
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colorScheme: currentColorMode === 'rgb' ? 'rgb' : 'elevation',
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pickable: false
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});
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map.addControl(lidarControl, 'top-right');
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}
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// Punktwolkendaten im Potree-Format
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function getPointCloudFilesPOTREE() {
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return {
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first: `http://ar2350.web-01.fbbgg.hs-woe.de/Punktwolken%20konvertiert%20potree%20Format/sp1_${quality}/metadata.json`,
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second: `http://ar2350.web-01.fbbgg.hs-woe.de/Punktwolken%20konvertiert%20potree%20Format/sp2_${quality}/metadata.json`,
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third: `http://ar2350.web-01.fbbgg.hs-woe.de/Punktwolken%20konvertiert%20potree%20Format/sp3_${quality}/metadata.json`,
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};
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}
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// Punktwolkendaten im COPC (Cloud Optimised Point Cloud)-Format für deck.gl
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function getPointCloudFilesCOPC() {
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return {
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first: `http://ar2350.web-01.fbbgg.hs-woe.de/copc%20Daten/sp1_${quality}.copc.laz`,
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second: `http://ar2350.web-01.fbbgg.hs-woe.de/copc%20Daten/sp2_${quality}.copc.laz`,
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third: `http://ar2350.web-01.fbbgg.hs-woe.de/copc%20Daten/sp3_${quality}.copc.laz`,
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};
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}
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function loadCurrentPointCloud() {
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if (!currentPointcloudKey) return;
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if (currentRenderer === 'deckgl') {
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loadDeckGL(getPointCloudFilesCOPC()[currentPointcloudKey]);
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} else {
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loadPointCloud(getPointCloudFilesPOTREE()[currentPointcloudKey]);
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}
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}
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function loadDeckGL(path) {
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if (!lidarControl || !path) return;
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resetLidarControl();
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lidarControl.loadPointCloudStreaming(path);
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setTimeout(() => applyDeckGLSettings(), 500);
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}
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function applyDeckGLSettings() {
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if (!lidarControl) return;
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try {
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lidarControl.setPointSize(currentPointSize > 0 ? currentPointSize : 2);
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lidarControl.setColorScheme(currentColorMode === 'rgb' ? 'rgb' : 'elevation');
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lidarControl.setColormap('jet');
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} catch(e) { console.warn("LidarControl API:", e); }
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}
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function switchRenderer(renderer) {
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currentRenderer = renderer;
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const slider = document.getElementById("pointSizeSlider");
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if (renderer === 'deckgl') {
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elRenderArea.style.display = 'none';
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if (currentPointCloud) currentPointCloud.visible = false;
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currentPointSize = 2;
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slider.min = 1;
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slider.max = 10;
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slider.value = 2;
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if (lidarControl && currentPointcloudKey) loadDeckGL(getPointCloudFilesCOPC()[currentPointcloudKey]);
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document.getElementById('rendererToggle').dataset.active = 'deckgl';
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document.getElementById('rendererLabel').textContent = 'Renderer: Deck.gl';
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} else {
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resetLidarControl();
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elRenderArea.style.display = 'block';
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currentPointSize = 0;
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slider.min = 0;
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slider.max = 1000;
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slider.value = 0;
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if (currentPointcloudKey) loadPointCloud(getPointCloudFilesPOTREE()[currentPointcloudKey]);
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document.getElementById('rendererToggle').dataset.active = 'potree';
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document.getElementById('rendererLabel').textContent = 'Renderer: Potree';
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}
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applyVisibility();
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}
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function applyVisibility() {
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if (currentRenderer === 'potree' && currentPointCloud) {
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currentPointCloud.visible = isVisible;
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}
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if (currentRenderer === 'deckgl' && lidarControl) {
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try { lidarControl.setVisible(isVisible); } catch(e) { console.warn("setVisible:", e); }
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}
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}
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function applyColorModePotree() {
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if (!currentPointCloud) return;
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let mat = currentPointCloud.material;
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mat.activeAttributeName = currentColorMode === 'rgb' ? "rgba" : "elevation";
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viewer.renderer.resetState();
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viewer.render();
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map.triggerRepaint();
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}
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function applyColorMode() {
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if (currentRenderer === 'potree') { applyColorModePotree(); }
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else { applyDeckGLSettings(); }
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}
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function loadInfoJSON() {
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fetch("info.json")
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.then(r => r.json())
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.then(data => { pointCloudInfo = data; })
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.catch(e => console.error("Fehler beim Laden der JSON:", e));
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}
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//------------------------lädt Punktwolke im Potree Format-----------------------------
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function loadPointCloud(path) {
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viewer.scene.view.yaw = 0;
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viewer.scene.view.pitch = 0;
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if (currentPointCloud) {
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const index = viewer.scene.pointclouds.indexOf(currentPointCloud);
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if (index !== -1) viewer.scene.pointclouds.splice(index, 1);
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if (currentPointCloud.parent) currentPointCloud.parent.remove(currentPointCloud);
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currentPointCloud = null;
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viewer.render();
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}
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if (!path || !isVisible) return;
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Potree.loadPointCloud(path, "punktwolke", function(e) {
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currentPointCloud = e.pointcloud;
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viewer.scene.addPointCloud(currentPointCloud);
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let material = currentPointCloud.material;
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material.size = 1;
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material.pointSizeType = Potree.PointSizeType.ADAPTIVE;
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// 1. Three.js zwingen, die Wolke sofort in der 3D-Welt zu platzieren
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currentPointCloud.updateMatrixWorld(true);
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// 2. POTREE WECKRUF
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viewer.update(viewer.clock.getDelta(), Number.MAX_VALUE);
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// --- HIER IST DIE KORREKTUR ---
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// Erzwinge den aktuell ausgewählten Farbmodus (z.B. elevation)
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// auf das frisch generierte Material der neuen Punktwolke!
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applyColorMode();
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// 3. Jetzt die Kamera berechnen und setzen
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syncCamera();
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// 4. Ein zweites Mal synchronisieren
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requestAnimationFrame(() => {
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syncCamera();
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});
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});
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}
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// Variable, um Endlosschleifen zu verhindern
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let isSyncing = false;
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/*
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Kamera von Potree und MapLibre syncronisieren
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*/
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function syncCamera() {
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if (!currentPointCloud || isSyncing || currentRenderer!== 'potree') return;
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isSyncing = true;
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const transform = map.transform;
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// 1. Dimensionen auf den Pixel genau angleichen
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if (viewer.renderer) {
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viewer.renderer.setSize(map.getCanvas().clientWidth, map.getCanvas().clientHeight);
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}
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// 2. Mathematische Parameter aus dem MapLibre-Kern extrahieren
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const pitch = transform.pitch * Math.PI / 180;
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const bearing = transform.bearing * Math.PI / 180;
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const mapCenter = map.getCenter();
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const [utmX, utmY] = proj4("EPSG:4326", "EPSG:25832", [mapCenter.lng, mapCenter.lat]);
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// WICHTIG: Nutze MapLibres exakte mathematische Kameradistanz
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const distanceInMeters = transform.cameraToCenterDistance / transform.pixelsPerMeter;
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const target = new THREE.Vector3(utmX, utmY, 0);
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const offset = new THREE.Vector3(
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0,
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-distanceInMeters * Math.sin(pitch),
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distanceInMeters * Math.cos(pitch)
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);
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offset.applyAxisAngle(new THREE.Vector3(0, 0, 1), -bearing);
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const cameraPosition = target.clone().add(offset);
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// 3. Potree-Kamera absolut starr setzen
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viewer.scene.view.position.copy(cameraPosition);
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viewer.scene.view.lookAt(target);
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viewer.setFOV(transform.fov);
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// 4. Potree rendern
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viewer.renderer.resetState();
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viewer.render();
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isSyncing = false;
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}
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const originalRequestAnimationFrame = window.requestAnimationFrame;
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const hookRenderLoop = () => {
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// Erzwinge die Kamerasynchronisation bei jedem Karten-Update
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syncCamera();
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};
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// Verwendet MapLibres internes Repaint-System, um absolut latenzfrei zu synchronisieren
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map.on('movestart', () => {
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map.getCanvasContainer().style.cursor = 'grabbing';
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});
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// bei jeder Kartenbwegeung die Kameras synchronisieren
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map.on('zoom', syncCamera);
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map.on('move', syncCamera);
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map.on('rotate', syncCamera);
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map.on('pitch', syncCamera);
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map.on('draw', syncCamera);
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elRenderArea.style.pointerEvents = "none";
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map.getCanvas().style.pointerEvents = "auto";
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/*
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Hintergrundkarte ändern, Optionen: hell, dunkel, 3D-Gebäudemodelle, Satellit, Terrain, Satellit+Terrain
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*/
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function changeBaseMap(newMap) {
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var basemapStyle;
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switch(newMap) {
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case "openfree_dark":
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basemapStyle = "https://tiles.openfreemap.org/styles/dark";
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break;
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case "openfree_bright":
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basemapStyle = "https://tiles.openfreemap.org/styles/bright";
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break;
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case "openfree_liberty":
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basemapStyle = "https://tiles.openfreemap.org/styles/liberty";
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break;
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case "satellite":
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basemapStyle = {
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version: 8,
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sources: {
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"raster-tiles": {
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type: "raster",
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tiles: ["https://api.maptiler.com/tiles/satellite-v2/{z}/{x}/{y}.jpg?key=6mG881AthmTTWyLvFyjH"],
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tileSize: 256,
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attribution: "© MapTiler"
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}
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},
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layers: [{
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id: "satellite-layer",
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type: "raster",
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source: "raster-tiles"
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}]
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};
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break;
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case "terrain":
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basemapStyle = {
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version: 8,
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sources: {
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topo: {
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type: 'raster',
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url: 'https://api.maptiler.com/maps/topo-v4/tiles.json?key=6mG881AthmTTWyLvFyjH',
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tileSize: 256
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},
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terrainSource: {
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type: 'raster-dem',
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url: 'https://tiles.mapterhorn.com/tilejson.json'
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},
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hillshadeSource: {
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type: 'raster-dem',
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url: 'https://tiles.mapterhorn.com/tilejson.json'
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}
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},
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layers: [{
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id: 'topo',
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type: 'raster',
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source: 'topo'
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}, {
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id: 'hills',
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type: 'hillshade',
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source: 'hillshadeSource',
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layout: {
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visibility: 'visible'
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},
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paint: {
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'hillshade-shadow-color': '#473B24'
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}
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}],
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terrain: {
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source: 'terrainSource',
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exaggeration: 1
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},
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sky: {}
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};
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break;
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case "satellite_terrain":
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basemapStyle = {
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version: 8,
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sources: {
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"raster-tiles": {
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type: "raster",
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tiles: ["https://api.maptiler.com/tiles/satellite-v2/{z}/{x}/{y}.jpg?key=6mG881AthmTTWyLvFyjH"],
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tileSize: 256,
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attribution: "© MapTiler"
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},
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terrainSource: {
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type: 'raster-dem',
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url: 'https://tiles.mapterhorn.com/tilejson.json'
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},
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hillshadeSource: {
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type: 'raster-dem',
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url: 'https://tiles.mapterhorn.com/tilejson.json'
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}
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},
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layers: [{
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id: 'raster-tiles',
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type: 'raster',
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source: 'raster-tiles'
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}, {
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id: 'hills',
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type: 'hillshade',
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source: 'hillshadeSource',
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layout: {
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visibility: 'visible'
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},
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paint: {
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'hillshade-shadow-color': '#473B24'
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}
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}],
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terrain: {
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source: 'terrainSource',
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exaggeration: 1
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},
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sky: {}
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};
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break;
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}
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map.setStyle(basemapStyle);
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}
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//------------------------------------------------------Action-Listener und Event-Handler---------------------------------------------------------------------------------
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// Punktwolke aus/einblenden
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document.querySelector('#disable').addEventListener('click', function() {
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isVisible = !isVisible;
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//if (currentPointCloud)
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// currentPointCloud.visible = isVisible;
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applyVisibility();
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if(isVisible) {
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this.textContent = "Punktwolke ausblenden";
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this.classList.add("active-state");
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this.classList.remove("inactive-state");
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} else {
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this.textContent = "Punktwolke anzeigen";
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this.classList.add("inactive-state");
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this.classList.remove("active-state");
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}
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});
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// Koordinaten an der Mausposition darstellen (auf 5 Nachkommastellen begrenzt)
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const coordinatesDiv = document.getElementById('coordinates');
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map.on('mousemove', (e) => {
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coordinatesDiv.innerHTML = `Lon: ${e.lngLat.lng.toFixed(5)}° | Lat: ${e.lngLat.lat.toFixed(5)}°`;
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});
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// Hintergrundkarte ändern, wenn anderes Element im DropDown gewählt wird
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document.querySelector('select[name="basemap"]').addEventListener('change', (e) => changeBaseMap(e.target.value));
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// Punktwolke austauschen, wenn anderes Element im DropDown gewählt wird
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document.querySelector('select[name="pointcloud"]').addEventListener('change', (e) => {
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//loadPointCloud(getPointCloudFilesPOTREE()[e.target.value]);
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currentPointcloudKey = e.target.value;
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loadCurrentPointCloud();
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});
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// Kartenausschnitt auf Ursprung zurücksetzen
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document.getElementById("location").addEventListener("click", () => map.flyTo({center, zoom: 17}));
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document.getElementById("pointSizeSlider").oninput = function() {
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//viewer.setMinNodeSize(this.value);
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currentPointSize = Number(this.value);
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if (currentRenderer === 'potree') {
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viewer.setMinNodeSize(currentPointSize);
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} else if (lidarControl) {
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try { lidarControl.setPointSize(currentPointSize); } catch(e) {}
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}
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};
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const closeButton = document.getElementById("closeSideBarButton");
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const sidebar = document.getElementById("sidebar");
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const openOuter = document.getElementById("openButtonOuter");
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if (closeButton) {
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closeButton.addEventListener("click", () => {
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const rect = closeButton.getBoundingClientRect();
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sidebar.style.display = "none";
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openOuter.innerHTML = "<button class='sideBarButtons' id='openSideBarButton' title='Menü ausklappen'>>></button>";
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const openButton = document.getElementById("openSideBarButton");
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openButton.style.top = `${rect.top + window.scrollY - 2}px`;
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openButton.addEventListener("click", () => {
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sidebar.style.display = "flex";
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openOuter.innerHTML = "";
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});
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});
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}
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document.querySelectorAll('.qualityButtons').forEach(btn => {
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btn.addEventListener('click', () => {
|
|
quality = btn.id;
|
|
//if (currentPointCloud) loadPointCloud(getPointCloudFiles()[document.getElementById("pointcloud").value]);
|
|
if (currentPointcloudKey) loadCurrentPointCloud();
|
|
document.querySelectorAll('.qualityButtons').forEach(b => b.classList.remove('active'));
|
|
btn.classList.add('active');
|
|
});
|
|
});
|
|
|
|
|
|
document.querySelectorAll('.colorButtons').forEach(btn => {
|
|
btn.addEventListener('click', () => {
|
|
//if (!currentPointCloud) return; // Abbrechen, falls noch keine Wolke geladen ist
|
|
|
|
document.querySelectorAll('.colorButtons').forEach(b => b.classList.remove('active'));
|
|
btn.classList.add('active');
|
|
currentColorMode = btn.id;
|
|
applyColorMode();
|
|
});
|
|
});
|
|
|
|
|
|
// Sobald die Karte das allererste Mal stabil steht, Kamera abgleichen
|
|
map.once('idle', () => {
|
|
syncCamera();
|
|
});
|
|
|
|
|
|
let pointCloudInfo = {};
|
|
const infoPanel = document.getElementById("info-panel");
|
|
const infoPanelTitle = document.getElementById("info-panel-title");
|
|
const infoPanelText = document.getElementById("info-panel-text");
|
|
const openInfoPanel = document.getElementById("openInfoPanel");
|
|
const closeInfoPanel = document.getElementById("closeInfoPanel");
|
|
|
|
let currentImageIndex = 0;
|
|
|
|
|
|
function updateInfoPanel() {
|
|
const key = document.querySelector('select[name="pointcloud"]').value;
|
|
|
|
const info = pointCloudInfo[key];
|
|
|
|
currentImageIndex = 0;
|
|
|
|
if (info) {
|
|
infoPanelTitle.textContent = info.title;
|
|
infoPanelText.textContent = info.text;
|
|
updateImage(info);
|
|
} else {
|
|
infoPanelTitle.textContent = "Info";
|
|
infoPanelText.textContent = "Bitte wählen Sie eine Punktwolke aus.";
|
|
document.getElementById("info-panel-image").style.display = "none";
|
|
document.getElementById("info-image-nav").style.display = "none";
|
|
}
|
|
}
|
|
|
|
|
|
function updateImage(info) {
|
|
const img = document.getElementById("info-panel-image");
|
|
const nav = document.getElementById("info-image-nav");
|
|
const counter = document.getElementById("info-image-counter");
|
|
|
|
img.src = info.images[currentImageIndex];
|
|
img.style.display = "block";
|
|
|
|
if (info.images.length > 1) {
|
|
nav.style.display = "flex";
|
|
counter.textContent = `${currentImageIndex + 1} / ${info.images.length}`;
|
|
} else {
|
|
nav.style.display = "none";
|
|
}
|
|
}
|
|
|
|
|
|
document.getElementById("info-img-prev").addEventListener("click", () => {
|
|
const key = document.querySelector('select[name="pointcloud"]').value;
|
|
const info = pointCloudInfo[key];
|
|
if (!info) return;
|
|
currentImageIndex = (currentImageIndex - 1 + info.images.length) % info.images.length;
|
|
updateImage(info);
|
|
});
|
|
|
|
|
|
document.getElementById("info-img-next").addEventListener("click", () => {
|
|
const key = document.querySelector('select[name="pointcloud"]').value;
|
|
const info = pointCloudInfo[key];
|
|
if (!info) return;
|
|
currentImageIndex = (currentImageIndex + 1) % info.images.length;
|
|
updateImage(info);
|
|
});
|
|
|
|
|
|
openInfoPanel.addEventListener("click", () => {
|
|
infoPanel.classList.add("open");
|
|
//openInfoPanel.style.display = "none";
|
|
});
|
|
|
|
|
|
closeInfoPanel.addEventListener("click", () => {
|
|
infoPanel.classList.remove("open");
|
|
openInfoPanel.style.display = "flex";
|
|
});
|
|
|
|
|
|
// Panel aktualisieren wenn Punktwolke gewechselt wird
|
|
document.querySelector('select[name="pointcloud"]').addEventListener("change", () => {
|
|
updateInfoPanel();
|
|
});
|
|
|
|
|
|
document.getElementById('rendererToggle').addEventListener('click', function() {
|
|
const next = currentRenderer === 'deckgl' ? 'potree' : 'deckgl';
|
|
switchRenderer(next);
|
|
});
|
|
|