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compare: ar2350:main
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ar2350:main

4 Commits
a088ad8a19 ... main

Author SHA1 Message Date
Arne Zitting
4fb8dc2b62 pitch gefixt 2026-05-12 21:42:04 +02:00
Arne Zitting
270ea2b771 edited 2026-05-11 23:43:22 +02:00
ha2622
b682c7b324 zoom angepasst 2026-05-11 21:15:27 +00:00
Arne Zitting
35af7fd3e3 sync angepasst 2026-05-11 23:11:05 +02:00
3 changed files with 116 additions and 43 deletions
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87
main.js
View File

@@ -1,5 +1,11 @@
import maplibregl from "maplibre-gl";
import proj4 from "proj4";
import * as THREE from "three";
console.log(THREE);
proj4.defs(
"EPSG:25832",
"+proj=utm +zone=32 +ellps=GRS80 +units=m +no_defs"
);
const center = [9.209116842757239, 52.26520546238239]
@@ -29,6 +35,7 @@ viewer.setPointBudget(3*1000*1000);
viewer.setMinNodeSize(0);
viewer.setBackground("none");
//Dateipfade der Punktwolken
const pointCloudFiles={
//Namen sind gerade nur Platzhalter. Richtige namen müssen rein
@@ -36,6 +43,8 @@ const pointCloudFiles={
second: 'standpunkt2/metadata.json',
third: 'punktwolke_3_converted/metadata.json',
}
//Aktuelle Datei und Sichtbarkeit
let currentPointCloud=null;
let isVisible=true;
@@ -53,33 +62,89 @@ function loadPointCloud(path){
currentPointCloud=e.pointcloud;
viewer.scene.addPointCloud(currentPointCloud);
// View-Objekt inspizieren
console.log("view:", viewer.scene.view);
console.log("view.lookAt:", viewer.scene.view.lookAt);
console.log("view.position:", viewer.scene.view.position);
console.log("view keys:", Object.keys(viewer.scene.view));
let material =currentPointCloud.material;
material.size =1;
material.pointSizeType=Potree.PointSizeType.ADAPTIVE;
viewer.fitToScreen();
syncCamera();
});
}
function syncCamera() {
if (!currentPointCloud) return;
const center = map.getCenter();
// -----------------------------------------
// WGS84 -> ETRS89 / UTM32
// -----------------------------------------
const [x, y] = proj4(
"EPSG:4326",
"EPSG:25832",
[center.lng, center.lat]
);
// -----------------------------------------
// Map Parameter
// -----------------------------------------
const pitch = map.getPitch() * Math.PI / 180;
const bearing = map.getBearing() * Math.PI / 180;
const zoom = map.getZoom();
const pitch=map.getPitch();
const bearing=map.getBearing();
const distance=Math.pow(2,20-zoom)*0.5;
// -----------------------------------------
// Abstand abhängig vom Zoom
// -----------------------------------------
const earthCircumference = 40075016.686;
const metersPerPixel = earthCircumference * Math.cos(center.lat * Math.PI / 180) / Math.pow(2, zoom + 8);
const distance = metersPerPixel * map.getCanvas().height;
// -----------------------------------------
// Zielpunkt = Kartenzentrum
// -----------------------------------------
const target = new THREE.Vector3(x, y, 0);
const pitchRad=pitch *(Math.PI/180);
const bearingRad=bearing*(Math.PI/180);
// -----------------------------------------
// Kameraoffset
// -----------------------------------------
const offset = new THREE.Vector3(0, -distance * Math.sin(pitch), distance * Math.cos(pitch)
);
const camX=distance*Math.sin(bearingRad) *Math.cos(pitchRad);
const camY=-distance*Math.cos(bearingRad) *Math.cos(pitchRad);
const camZ=distance*Math.sin(pitchRad) + 50;
// Bearing rotieren
offset.applyAxisAngle(new THREE.Vector3(0, 0, 1), -bearing);
viewer.scene.view.position.set(camX, camY, camZ);
viewer.scene.view.lookAt(0,0,0);
// -----------------------------------------
// Kameraposition
// -----------------------------------------
const cameraPosition = target.clone().add(offset);
// -----------------------------------------
// Potree Kamera setzen
// -----------------------------------------
const camera = viewer.scene.getActiveCamera();
camera.position.copy(cameraPosition);
camera.lookAt(target);
viewer.scene.view.position.copy(cameraPosition);
viewer.scene.view.lookAt(target);
camera.updateMatrixWorld();
viewer.renderer.render(
viewer.scene.scene,
camera
);
}
// Kameras bei jeder Kartenbewegung synchronisieren
map.on('move', syncCamera);
map.on('zoom', syncCamera);
map.on('pitch', syncCamera);

66
package-lock.json generated
View File

@@ -13,6 +13,8 @@
"@loaders.gl/las": "^4.4.1",
"deck.gl": "^9.3.1",
"maplibre-gl": "^5.22.0",
"proj4": "^2.20.8",
"three": "^0.124.0",
"vite": "^8.0.7"
}
},
@@ -1380,9 +1382,6 @@
"cpu": [
"arm64"
],
"libc": [
"glibc"
],
"license": "MIT",
"optional": true,
"os": [
@@ -1399,9 +1398,6 @@
"cpu": [
"arm64"
],
"libc": [
"musl"
],
"license": "MIT",
"optional": true,
"os": [
@@ -1418,9 +1414,6 @@
"cpu": [
"ppc64"
],
"libc": [
"glibc"
],
"license": "MIT",
"optional": true,
"os": [
@@ -1437,9 +1430,6 @@
"cpu": [
"s390x"
],
"libc": [
"glibc"
],
"license": "MIT",
"optional": true,
"os": [
@@ -1456,9 +1446,6 @@
"cpu": [
"x64"
],
"libc": [
"glibc"
],
"license": "MIT",
"optional": true,
"os": [
@@ -1475,9 +1462,6 @@
"cpu": [
"x64"
],
"libc": [
"musl"
],
"license": "MIT",
"optional": true,
"os": [
@@ -4069,9 +4053,6 @@
"cpu": [
"arm64"
],
"libc": [
"glibc"
],
"license": "MPL-2.0",
"optional": true,
"os": [
@@ -4092,9 +4073,6 @@
"cpu": [
"arm64"
],
"libc": [
"musl"
],
"license": "MPL-2.0",
"optional": true,
"os": [
@@ -4115,9 +4093,6 @@
"cpu": [
"x64"
],
"libc": [
"glibc"
],
"license": "MPL-2.0",
"optional": true,
"os": [
@@ -4138,9 +4113,6 @@
"cpu": [
"x64"
],
"libc": [
"musl"
],
"license": "MPL-2.0",
"optional": true,
"os": [
@@ -4335,6 +4307,12 @@
"is-buffer": "~1.1.6"
}
},
"node_modules/mgrs": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/mgrs/-/mgrs-1.0.0.tgz",
"integrity": "sha512-awNbTOqCxK1DBGjalK3xqWIstBZgN6fxsMSiXLs9/spqWkF2pAhb2rrYCFSsr1/tT7PhcDGjZndG8SWYn0byYA==",
"license": "MIT"
},
"node_modules/minimist": {
"version": "1.2.8",
"resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
@@ -4582,6 +4560,19 @@
"integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==",
"license": "MIT"
},
"node_modules/proj4": {
"version": "2.20.8",
"resolved": "https://registry.npmjs.org/proj4/-/proj4-2.20.8.tgz",
"integrity": "sha512-1C8sfT4xY4PAPwk0MroFBTGF4R4bzDXdmPQTGYVLsoNssrZ9odzObxS2dTeGBty8jW8KO7h16C1Hs2JP+ctfFw==",
"license": "MIT",
"dependencies": {
"mgrs": "1.0.0",
"wkt-parser": "^1.5.5"
},
"funding": {
"url": "https://github.com/sponsors/ahocevar"
}
},
"node_modules/protocol-buffers-schema": {
"version": "3.6.1",
"resolved": "https://registry.npmjs.org/protocol-buffers-schema/-/protocol-buffers-schema-3.6.1.tgz",
@@ -4924,6 +4915,12 @@
"texture-compressor": "bin/texture-compressor.js"
}
},
"node_modules/three": {
"version": "0.124.0",
"resolved": "https://registry.npmjs.org/three/-/three-0.124.0.tgz",
"integrity": "sha512-ROXp1Ly7YyF+jC910DQyAWj++Qlw2lQv0qwYLNQwdDbjk4bsOXAfGO92wYTMPNei1GMJUmCxSxc3MjGBTS09Rg==",
"license": "MIT"
},
"node_modules/timezone-groups": {
"version": "0.10.4",
"resolved": "https://registry.npmjs.org/timezone-groups/-/timezone-groups-0.10.4.tgz",
@@ -5110,6 +5107,15 @@
}
}
},
"node_modules/wkt-parser": {
"version": "1.5.5",
"resolved": "https://registry.npmjs.org/wkt-parser/-/wkt-parser-1.5.5.tgz",
"integrity": "sha512-/zMYi94/7D7fxcOSlVmWn6vnOMj3Gq5d1xvVjaYOS9n6h0qOJ4I7YYVxBWYcH1vq9+suhqzXkn05Yx47zQNUIA==",
"license": "MIT",
"funding": {
"url": "https://github.com/sponsors/ahocevar"
}
},
"node_modules/wordwrapjs": {
"version": "5.1.1",
"resolved": "https://registry.npmjs.org/wordwrapjs/-/wordwrapjs-5.1.1.tgz",

2
package.json
View File

@@ -16,6 +16,8 @@
"@loaders.gl/las": "^4.4.1",
"deck.gl": "^9.3.1",
"maplibre-gl": "^5.22.0",
"proj4": "^2.20.8",
"three": "^0.124.0",
"vite": "^8.0.7"
}
}