import sono from 'sono';
    import 'sono/effects';

    const sound = sono.create({
        url: 'pulsar.mp3',
        loop: true,
        effects: [
            sono.panner({
                maxDistance: 1000
            })
        ]
    });
    const mesh = new THREE.Mesh(geometry, material);
    // set source position to the position vector of sound source
    sound.effects[0].setPosition(mesh.position);

    function update() {
        window.requestAnimationFrame(update);
        // set listener position to the position vector of the camera
        sono.panner.setListenerPosition(camera.position);
        // set listener orientation to the forward vector of the camera
        const forward = new THREE.Vector3(0, 0, -1);
        forward.applyQuaternion(camera.quaternion);
        sono.panner.setListenerOrientation(forward.normalize());
    }
    update();