Globe camera rotation

gistfile1.js

function render() {
    zoom(curZoomSpeed);

    rotation.x += (target.x - rotation.x) * 0.1;
    rotation.y += (target.y - rotation.y) * 0.1;
    distance += (distanceTarget - distance) * 0.3;

    camera.position.x = distance * Math.sin(rotation.x) * Math.cos(rotation.y);
    camera.position.y = distance * Math.sin(rotation.y);
    camera.position.z = distance * Math.cos(rotation.x) * Math.cos(rotation.y);

    vector.copy(camera.position);

    renderer.clear();
    renderer.render(scene, camera);
    renderer.render(sceneAtmosphere, camera);
  }