Files
yourpart3/frontend/scripts/optimize-glb.mjs
Torsten Schulz (local) 60ad24d317
All checks were successful
Deploy to production / deploy (push) Successful in 3m27s
Add male toddler character model in GLB format
2026-07-30 09:59:53 +02:00

82 lines
2.2 KiB
JavaScript
Executable File

#!/usr/bin/env node
/**
* Optimiert alle Falukant-Charakter-GLBs mit Draco + Textur-Optimierung.
* Ausgabe: *_opt.glb im selben Verzeichnis.
* Voraussetzung: npm install (@gltf-transform/cli als Dev-Dep)
*
* Aufruf: npm run optimize-models
*/
import fs from 'fs';
import { spawnSync } from 'child_process';
import { fileURLToPath } from 'url';
import path from 'path';
const __dirname = path.dirname(fileURLToPath(import.meta.url));
const sourceDir = path.join(__dirname, '..', 'models-src', '3d', 'falukant', 'characters');
const outputDir = path.join(__dirname, '..', 'public', 'models', '3d', 'falukant', 'characters');
const cli = path.join(__dirname, '..', 'node_modules', '.bin', 'gltf-transform');
function listSourceModels() {
return fs.readdirSync(sourceDir)
.filter((file) => file.endsWith('.glb'))
.filter((file) => !file.endsWith('_opt.glb'))
.sort((a, b) => a.localeCompare(b));
}
function ensureOutputDir() {
fs.mkdirSync(outputDir, { recursive: true });
}
function removeStaleOptimizedModels() {
if (!fs.existsSync(outputDir)) {
return;
}
for (const file of fs.readdirSync(outputDir)) {
if (file.endsWith('_opt.glb')) {
fs.unlinkSync(path.join(outputDir, file));
}
}
}
console.log('Optimize Falukant character GLBs (Draco + texture 1024)\n');
if (!fs.existsSync(sourceDir)) {
console.error(`Source directory not found: ${sourceDir}`);
process.exit(1);
}
ensureOutputDir();
removeStaleOptimizedModels();
const models = listSourceModels();
if (models.length === 0) {
console.log('No source GLBs found.');
process.exit(0);
}
for (const f of models) {
const input = path.join(sourceDir, f);
const out = f.replace(/\.glb$/, '_opt.glb');
const output = path.join(outputDir, out);
try {
const result = spawnSync(
'node',
[cli, 'optimize', input, output, '--compress', 'draco', '--texture-size', '1024'],
{
stdio: 'inherit',
cwd: path.join(__dirname, '..'),
}
);
if (result.status !== 0) {
throw new Error(`gltf-transform exited with ${result.status}`);
}
} catch (e) {
console.error(`Failed: ${f}`);
process.exitCode = 1;
}
}
console.log(`\nDone. Optimized models written to ${outputDir}`);