[WIP] change quadrature rule

dune/mmdg/dg.hh

@@ -73,11 +73,11 @@ private:
       //and the indices elemIdxSLE + i + 1, i = 1,...,dim, refer to the
       //basis function phi_elem,i
       const int elemIdxSLE = (dim + 1)*elemIdx;
-
-/*      //TODO: can be done outside of the loop?
+/*
+      //TODO: can be done outside of the loop?
       const Dune::QuadratureRule<double,dim>& rule =
         Dune::QuadratureRules<double,dim>::rule(geo.type(), problem_.quadratureOrder());
-      Dune::FieldVector<double, dim+1> update(0.0);
+  //    Dune::FieldVector<double, dim+1> update(0.0);
 
       //NOTE: how are quadrature rules in Dune applied correctly?
       for (const auto& ip : rule)
@@ -88,12 +88,12 @@ private:
         const double weight = ip.weight();
 
         //quadrature for int_elem q*phi_elem,0 dV
-        b[elemIdxSLE] += weight * problem_.q(qp);
+        b[elemIdxSLE] += weight * problem_.q(geo.global(qp)) * geo.integrationElement(qp);
 
         //quadrature for int_elem q*phi_elem,i dV
         for (int i = 0; i < dim; i++)
         {
-          b[elemIdxSLE + i + 1] += weight * qp[i] * problem_.q(qp);
+          b[elemIdxSLE + i + 1] += weight * qp[i] * problem_.q(geo.global(qp)) * geo.integrationElement(qp);
         }
       }
 */