Macroscopic EvolveE with constant properties (#991)

* Adding macro-E Push and new file

* Add macroEvolveE, call it, and include algo selection in utils

* fix eol

* Fixing bug in macroE for sigma method 1

* changing MacroEvolveE to MacroscopicEvolveE

* add class for macroscopicproperties and an object in WarpX class

* fix eol

* adding templated ckc call with comment that EvolveE is same for yee and ckc

* add header file pointing to ckc algorithm

* adding obejct m_macroscopic_properties to access sigma,eps,mu

* some cleaning

* Adding comments

* adding documentation

* spelling wandroff to wendroff

* fixing eol

* eol

* const in the right place. Thanks bot!

* profiler for macroscopic evolveE

* re-introduced deleted line when fixing conflict to declare templated EvolveBPMLCartesian function

* fixing if-else statement for RZ in MAcroscopicEvolveE.cpp

* adding suggestions and corrections made in PR review.

* fixing grammar in docs

* fix eol whitespace

* fix typo

1 files changed, 21 insertions, 0 deletions

diff --git a/Source/FieldSolver/FiniteDifferenceSolver/MacroscopicProperties/MacroscopicProperties.cpp b/Source/FieldSolver/FiniteDifferenceSolver/MacroscopicProperties/MacroscopicProperties.cpp
new file mode 100644
index 000000000..7bb1911fd
--- /dev/null
+++ b/Source/FieldSolver/FiniteDifferenceSolver/MacroscopicProperties/MacroscopicProperties.cpp
@@ -0,0 +1,21 @@
+#include "MacroscopicProperties.H"
+#include <AMReX_ParmParse.H>
+
+using namespace amrex;
+
+MacroscopicProperties::MacroscopicProperties ()
+{
+    ReadParameters();
+}
+
+void
+MacroscopicProperties::ReadParameters ()
+{
+    ParmParse pp("macroscopic");
+    // Since macroscopic maxwell solve is turned on, user must define sigma, mu, and epsilon //
+    pp.get("sigma", m_sigma);
+    pp.get("mu", m_mu);
+    pp.get("epsilon", m_epsilon);
+
+}
+