News

News items on recent CombLayer developments and directions

PortItems : Better way of handling variables

portItems can be constructed in multiple ways. The commonest (currently in our master branch) is via VirtualTube (which is normally specialized as PortTube or PipeTube). Additionally, I have started putting stuff into portSet.

Split Cell capability to FixedComp

Within many objects either internal or external cells can become excessively complex. This is often because a simple cell has multiple excludes added to it. In MCNP or PHITS this is normally not a problem but for FLUKA it is fatal.

Update of Algebra System

The algebra system is old and works but not sufficiently quickly to deal with any real geometry. The DNF and CNF prime implicate finders are O(N^2) were N is the number of surfaces.