view +grid/boundaryIdentifier.txt @ 682:ec0ac76006e2 feature/d1_staggered

Modify BC in Staggered 1D acoustics to ensure that only physically meaningful changes of variables are used. See hypsyst varcoeff sec 3.
author Martin Almquist <malmquist@stanford.edu>
date Wed, 07 Feb 2018 20:07:34 -0800
parents 763d50caddf3
children
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A grid.boundaryIdentifier identifies a boundary of a grid.
For a Cartesian grid it is simply 's', 'n', 'w', 'e'.
For a multiblock grid it might be something like {1, 's'}.
For some other grid it will be up to the developer to chose
a good way to identify boundaries.