text: export {AmbientLight, DirectionalLight, HemisphereLight} from './lights'
  export {PerspectiveCamera, OrthoCamera} from './cameras'
  export {MeshBasicMaterial, MeshStandardMaterial} from './materials'
  export {SphereBufferGeometry, PlaneBufferGeometry} from './geometries'
  export {Thing, Plane, Sphere} from './things'
  export {Renderer} from './renderers'
  