Controls processing and daylight simulation with hierarchical models.
...Theophanu is implemented as a set of Makefiles, that are understood by gnumake (and possibly other, compatible software). It controls the open source, daylight simulation suite Radiance.
To reference Theophanu:
Lars O. Grobe (2003). Theophanu - Scenebuilding Environment. Version 0.1. https://sourceforge.net/p/theophanu