threejs-viewer-2

class Viewer {
    // ... Other code snippets

    resize() {
        this.camera.aspect = window.innerWidth / window.innerHeight;
        this.camera.updateProjectionMatrix();
        this.renderer.setSize(window.innerWidth, window.innerHeight);
    }

    loadModel(url) {
        if (typeof url != 'string')
            throw new Error('Invalid model url');

        const objectLoader = new THREE.ObjectLoader();
        objectLoader.load(url, (obj) => {
            this.scene.add(obj);
            this.models.push(obj);
            this.render();
        });
    }
}