วิธีการเพิ่มประสิทธิภาพโมเดล 3 มิติใน TypeScript

import { Scene } from '@aspose/3d';
import { ObjLoadOptions } from '@aspose/3d/formats/obj';
import { GltfSaveOptions } from '@aspose/3d/formats/gltf';

const scene = new Scene();
scene.open('complex-model.obj', new ObjLoadOptions());

const opts = new GltfSaveOptions();
opts.binaryMode = true;

scene.save('optimized.glb', opts);
console.log('Saved compact binary GLB');

import { Scene } from '@aspose/3d';
import { ObjLoadOptions } from '@aspose/3d/formats/obj';

function convertInMemory(inputBuffer: Buffer): Buffer {
    const scene = new Scene();
    scene.openFromBuffer(inputBuffer, new ObjLoadOptions());
    return scene.saveToBuffer('glb');
}

// worker.ts
import { workerData, parentPort } from 'worker_threads';
import { Scene } from '@aspose/3d';
import { ObjLoadOptions } from '@aspose/3d/formats/obj';

const { inputPath, outputPath } = workerData;

const scene = new Scene();
scene.open(inputPath, new ObjLoadOptions());
scene.save(outputPath);

parentPort?.postMessage({ done: true, output: outputPath });

// main.ts: dispatch files to workers
import { Worker } from 'worker_threads';
import * as fs from 'fs';
import * as path from 'path';

const files = fs.readdirSync('./input').filter(f => f.endsWith('.obj'));

for (const file of files) {
    const inputPath = path.join('./input', file);
    const outputPath = path.join('./output', file.replace('.obj', '.glb'));

    const worker = new Worker('./dist/worker.js', {
        workerData: { inputPath, outputPath }
    });

    worker.on('message', msg => console.log(`Converted: ${msg.output}`));
    worker.on('error', err => console.error(`Error: ${err}`));
}

function logMemory(label: string) {
    const used = process.memoryUsage();
    console.log(`[${label}] heapUsed: ${Math.round(used.heapUsed / 1024 / 1024)} MB`);
}

logMemory('before load');
const scene = new Scene();
scene.open('large-model.obj');
logMemory('after load');
scene.save('output.glb');
logMemory('after save');

node --max-old-space-size=8192 convert.js