solver.hpp

/******************************************************************************
 * Copyright (C) Siarhei Uzunbajakau, 2023.
 *
 * This program is free software. You can use, modify, and redistribute it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 or (at your option) any later version.
 * This program is distributed without any warranty.
 *
 * Refer to COPYING.LESSER for more details.
 ******************************************************************************/
 
#ifndef SolverCVP_H__
#define SolverCVP_H__
 
#include <deal.II/base/function.h>
#include <deal.II/base/tensor_function.h>
#include <deal.II/base/vectorization.h>
 
#include <deal.II/grid/grid_in.h>
#include <deal.II/grid/grid_tools.h>
#include <deal.II/grid/manifold_lib.h>
 
#include <deal.II/lac/precondition.h>
#include <deal.II/lac/solver_cg.h>
#include <deal.II/lac/solver_control.h>
#include <deal.II/lac/sparse_direct.h>
 
#include <fstream>
#include <string>
 
#include "exact_solution.hpp"
#include "settings.hpp"
#include "static_scalar_solver.hpp"
 
using namespace StaticScalarSolver;
 
class SolverCVPII
  : public SettingsCVPII
  , public Solver<2>
{
public:
  SolverCVPII() = delete;
 
  SolverCVPII(unsigned int p,
              unsigned int mapping_degree,
              unsigned int r,
              std::string fname)
    : Solver<2>(p,
                mapping_degree,
                2,
                fname,
                &exact_solution,
                false,
                true,
                SettingsCVPII::print_time_tables,
                SettingsCVPII::project_exact_solution,
                true)
    , fname(fname)
    , r(r)
  {
    StaticScalarSolver::Solver<2>::run();
  }
 
  ~SolverCVPII() = default;
 
private:
  const std::string fname;
  const unsigned int r;
 
  SphericalManifold<2> sphere;
 
  ExactSolutionCVPII_T exact_solution;
 
  const dealii::Functions::ZeroFunction<2> dirichlet_bc;
 
  virtual void make_mesh() override final;
  virtual void fill_dirichlet_stack() override final;
  virtual void solve() override final;
};
 
#endif