This effect was generated in Filter Forge, a Photoshop plugin that allows you to create your own filters.
This snippet allows rays to be repositioned.
There are two sections; the upper section allows for the selection and modification of the various curve components in order to decide which would be most appropriate for your application or simply for generating ideas. This section was graciously designed and implemented by Kraellin and voldemort and demonstrates more uses than I would have thought possible. The lower section is the minimum that will be needed to be copied and pasted into your filter.
Beams rays move reposition radial polar