From 13d6b8a7793b21ad6b90f72075a59e60c7437387 Mon Sep 17 00:00:00 2001 From: Craig Warren Date: Fri, 29 Jul 2016 17:29:14 +0100 Subject: [PATCH] Added info on PML scaling direction. --- docs/source/input.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/source/input.rst b/docs/source/input.rst index bb570578..7d329334 100644 --- a/docs/source/input.rst +++ b/docs/source/input.rst @@ -885,3 +885,7 @@ Allows you (advanced) control of the parameters that are used to build each orde * ``f5 f6`` are the minimum and maximum values for the CFS :math:`\sigma` parameter. The CFS values (which are internally specified) used for the default standard first order PML are: ``#pml_cfs: constant forward 0 0 constant forward 1 1 quartic forward 0 None``. Specifying 'None' for the maximum value of :math:`\sigma` forces gprMax to calculate it internally based on the relative permittivity and permeability of the underlying materials in the model. + +.. tip:: + ``forward`` direction implies minimum parameter value at the inner boundary of the PML and maximum parameter value at the edge of computational domain, ``reverse`` is the opposite. +