This gizmo allows you to reflect, diffuse, and refract rays using a normals AOV, a camera, and an HDRI, with physically correct rays.
This project contains five gizmos that allow you to ray march/path trace a wide variety of shapes, including fractals, utilizing the GPU.
3D Lightning Bolt generator to be used with Higx PointRender
A set of nodes for building, lighting and rendering voxel grids in nuke, in particular, for fog and cloud generation.
Use a lighting object with a luminance pass to relight an other object