Improve fluxing based remapping

- remap tuples of Vh
- handle remapping for P0 vectors
- add remapping for 1d

src/language/modules/SchemeModule.cpp

@@ -615,20 +615,13 @@ SchemeModule::SchemeModule()
                                                  }
 
                                                  ));
-  this
-    ->_addBuiltinFunction("fluxing_advection",
+  this->_addBuiltinFunction("fluxing_advection",
                             std::function(
 
-                            // [](const std::shared_ptr<const IMesh> new_mesh,
-                            //    const std::vector<std::shared_ptr<const DiscreteFunctionVariant>>& remapped_variables)
-                            //   -> std::vector<std::shared_ptr<const DiscreteFunctionVariant>> {
-                            //   return FluxingAdvectionSolverHandler(new_mesh, remapped_variables);
-                            // }
-
                               [](const std::shared_ptr<const IMesh> new_mesh,
-                               const std::shared_ptr<const DiscreteFunctionVariant>& remapped_variables)
-                              -> std::shared_ptr<const DiscreteFunctionVariant> {
-                              return FluxingAdvectionSolverHandler(new_mesh, remapped_variables);
+                                 const std::vector<std::shared_ptr<const DiscreteFunctionVariant>>& remapped_variables)
+                                -> std::vector<std::shared_ptr<const DiscreteFunctionVariant>> {
+                                return advectByFluxing(new_mesh, remapped_variables);
                               }
 
                               ));

src/scheme/FluxingAdvectionSolver.hpp

@@ -6,12 +6,8 @@
 
 #include <vector>
 
-std::vector<std::shared_ptr<const DiscreteFunctionVariant>> FluxingAdvectionSolverHandler(
+std::vector<std::shared_ptr<const DiscreteFunctionVariant>> advectByFluxing(
   const std::shared_ptr<const IMesh> new_mesh,
   const std::vector<std::shared_ptr<const DiscreteFunctionVariant>>& remapped_variables);
 
-std::shared_ptr<const DiscreteFunctionVariant> FluxingAdvectionSolverHandler(
-  const std::shared_ptr<const IMesh> new_mesh,
-  const std::shared_ptr<const DiscreteFunctionVariant>& remapped_variables);
-
 #endif   // FLUXING_ADVECION_SOLVER_HPP