## Add vtkLightWidget to path-traced environments

The `vtkRenderingRayTracing` module now supports rendering and interaction with the `vtkLightWidget`
to be able to interactively place and modify lights in the view.

![](https://vtk.org/files/ExternalData/SHA512/53b5e6ab5f30f59915be20da76fb415181d7fba709964f0d78de60bcc24abb860d2f339dfeaad26da8dfbe4f674617a65132ec442955c9ba9768d9c630693a8b)

![](./lightwidget_pathtracing.png)
