refactor(poly): updated header guards to pragma once

src/poly/utils/private/integrators.cpp

@@ -22,15 +22,10 @@
 #include <cmath>
 
 #include "integrators.h"
-#include "debug.h"
 
 
 namespace polyMFEMUtils {
-  NonlinearPowerIntegrator::NonlinearPowerIntegrator(
-    mfem::Coefficient &coeff,
-    double n) : 
-    
-    m_coeff(coeff), 
+  NonlinearPowerIntegrator::NonlinearPowerIntegrator(const double n) :
     m_polytropicIndex(n) {}
 
   void NonlinearPowerIntegrator::AssembleElementVector(
@@ -60,9 +55,7 @@ namespace polyMFEMUtils {
         double u_safe = std::max(u_val, 0.0);
         double u_nl = std::pow(u_safe, m_polytropicIndex);
   
-        // double coeff_val = m_coeff.Eval(Trans, ip);
-        double coeff_val = 1.0;
-        double x2_u_nl = coeff_val * u_nl;
+        double x2_u_nl = u_nl;
   
         for (int i = 0; i < dof; i++){
           elvect(i) += shape(i) * x2_u_nl * weight;
@@ -95,13 +88,10 @@ namespace polyMFEMUtils {
           for (int j = 0; j < dof; j++) {
             u_val += elfun(j) * shape(j);
           }
-          // double coeff_val = m_coeff.Eval(Trans, ip);
-          double coeff_val = 1.0;
-          
-    
+
           // Calculate the Jacobian
           double u_safe = std::max(u_val, 0.0);
-          double d_u_nl = coeff_val * m_polytropicIndex * std::pow(u_safe, m_polytropicIndex - 1);
+          double d_u_nl = m_polytropicIndex * std::pow(u_safe, m_polytropicIndex - 1);
           double x2_d_u_nl = d_u_nl;
     
           for (int i = 0; i < dof; i++) {