Merge branch 'develop' into mgxs_integration

docs/source/pythonapi/index.rst

@@ -123,6 +123,16 @@ Many of the above classes are derived from several abstract classes:
    openmc.Region
    openmc.Lattice
 
+One function is also available to create a hexagonal region defined by the
+intersection of six surface half-spaces.
+
+.. autosummary::
+   :toctree: generated
+   :nosignatures:
+   :template: myfunction.rst
+
+   openmc.make_hexagon_region
+
 Constructing Tallies
 --------------------