Do not loop over parset.get needlessly

src/one-body-sample.cc

@@ -226,6 +226,12 @@ int main(int argc, char *argv[]) {
     double const h = 1.0 / timesteps;
     auto const &neumannFunction = functions.get("neumannCondition");
     auto const &dirichletFunction = functions.get("dirichletCondition");
+    auto const L = parset.get<double>("boundary.friction.ruina.L");
+    auto const a = parset.get<double>("boundary.friction.ruina.a");
+    auto const b = parset.get<double>("boundary.friction.ruina.b");
+    auto const eta = parset.get<double>("boundary.friction.eta");
+    auto const mu = parset.get<double>("boundary.friction.mu");
+
     for (size_t run = 1; run <= timesteps; ++run) {
       if (parset.get<bool>("printProgress")) {
         std::cout << '*';
@@ -272,7 +278,6 @@ int main(int argc, char *argv[]) {
 
           for (size_t i = 0; i < frictionalNodes.size(); ++i) {
             if (frictionalNodes[i][0]) {
-              auto const L = parset.get<double>("boundary.friction.ruina.L");
               double const unorm = u4_diff[i].two_norm();
 
               // the (logarithmic) steady state corresponding to the current
@@ -310,11 +315,6 @@ int main(int argc, char *argv[]) {
 
             double const V = u4_diff[i].two_norm();
             double const state = (*s4_new)[i];
-            auto const L = parset.get<double>("boundary.friction.ruina.L");
-            auto const a = parset.get<double>("boundary.friction.ruina.a");
-            auto const b = parset.get<double>("boundary.friction.ruina.b");
-            auto const eta = parset.get<double>("boundary.friction.eta");
-            auto const mu = parset.get<double>("boundary.friction.mu");
 
             coefficient_writer << mu + a *std::log(V * eta) +
                                       b * (state - std::log(eta * L))