From eb6089d8ad31c0fa34acc9592f4fc0f9fe7099fb Mon Sep 17 00:00:00 2001
From: RevathiJambunathan <revanathan@gmail.com>
Date: Tue, 14 Jan 2020 11:37:49 -0800
Subject: adding time as an independent variable for parser function (x,y,z,t)

---
 Source/Utils/WarpXUtil.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Source/Utils/WarpXUtil.cpp')

diff --git a/Source/Utils/WarpXUtil.cpp b/Source/Utils/WarpXUtil.cpp
index e9fb958fd..a154e93df 100644
--- a/Source/Utils/WarpXUtil.cpp
+++ b/Source/Utils/WarpXUtil.cpp
@@ -185,12 +185,13 @@ void Store_parserString(amrex::ParmParse& pp, std::string query_string,
 WarpXParser makeParser (std::string const& parse_function)
 {
     WarpXParser parser(parse_function);
-    parser.registerVariables({"x","y","z"});
+    parser.registerVariables({"x","y","z","t"});
     ParmParse pp("my_constants");
     std::set<std::string> symbols = parser.symbols();
     symbols.erase("x");
     symbols.erase("y");
     symbols.erase("z");
+    symbols.erase("t");
     for (auto it = symbols.begin(); it != symbols.end(); ) {
         Real v;
         if (pp.query(it->c_str(), v)) {
-- 
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