function I3SFeature(parent, uri) {
  this._parent = parent;
  this._dataProvider = parent._dataProvider;
  this._layer = parent._layer;

  if (defined(this._parent._nodeIndex)) {
    this._resource = this._parent._layer.resource.getDerivedResource({
      url: `nodes/${this._parent._data.mesh.attribute.resource}/${uri}`,
    });
  } else {
    this._resource = this._parent.resource.getDerivedResource({ url: uri });
  }
}
This class implements an I3S Feature.
<p>
Do not construct this directly, instead access tiles through {@link I3SNode}.
</p>
@alias I3SFeature
@internalConstructor