Respond to @smharper suggestions on #647

This commit is contained in:
Paul Romano 2016-05-24 16:24:26 -05:00
parent 5e910498b3
commit 48ac499d8a
3 changed files with 43 additions and 30 deletions

View file

@ -897,8 +897,12 @@ Each ``<surface>`` element can have the following attributes or sub-elements:
*Default*: None
:boundary:
The boundary condition for the surface. This can be "transmission",
"vacuum", "reflective", or "periodic".
The boundary condition for the surface. This can be "transmission",
"vacuum", "reflective", or "periodic". Periodic boundary conditions can
only be applied to x-, y-, and z-planes. Only axis-aligned periodicity is
supported, i.e., x-planes an only be paired with x-planes. Specify which
planes are periodic and the code will automatically identify which planes
are paired together.
*Default*: "transmission"