vcbferreira/NuFI_deal.ii
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issue source not found, solver correct but breaks after refinement

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This commit is contained in:
Vasco C. B. Ferreira
2026-07-10 17:13:51 +02:00
parent 7e3157f080
commit 5a5d97a485
4 changed files with 74 additions and 36 deletions
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src/nufi_solver.cc
+26 -9
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@@ -191,8 +191,8 @@ void NuFISolver::run() {
std::vector<SolutionSnapshot<1>> phi_history;
update_grid_versions(grid_versions, poisson);
update_solution_history(phi_history, poisson,
grid_versions.back().grid_version);
// update_solution_history(phi_history, poisson,
// grid_versions.back().grid_version);
std::vector<double> x_eval(Parameters::CALC_NX);
@@ -239,7 +239,21 @@ void NuFISolver::run() {
// }
//
// std::cout << "h ratio = " << max_h / min_h << std::endl;
// std::vector<double> x = make_x_eval(Parameters::CALC_NX);
// auto rho = eval_rho(it, x, grid_versions, phi_history, Parameters::NV);
//
// double mean = 0;
//
// for (auto r : rho)
// mean += r;
//
// mean /= rho.size();
//
// std::cout << "rho mean = " << mean << "\n";
// std::cout << "rho min = " << *std::min_element(rho.begin(), rho.end())
// << "\n";
// std::cout << "rho max = " << *std::max_element(rho.begin(), rho.end())
// << "\n";
// END: diagnostics
double compute_start = timer.elapsed();
@@ -277,24 +291,27 @@ void NuFISolver::run() {
double step_time = timer_elapsed - time_elapsed_before;
std::cout << "step made in " << step_time << " seconds\n\n";
//====//====//
// Plotting //
//====//====//
if (it % Parameters::PLOT_FREQUENCY == 0) {
double plot_start = timer.elapsed();
std::cout << "Saving results... ";
save_f(*this, it, grid_versions, phi_history, Parameters::PLOT_NX,
Parameters::NV, "results/ftilda_" + std::to_string(it) + ".dat");
save_rho(*this, it, grid_versions, phi_history, Parameters::PLOT_NX,
"results/rho_" + std::to_string(it) + ".dat");
// save_Efield(it, coeffs.get(), 128, "results/field_" +
// std::to_string(it) + ".dat");
std::vector<double> x_eval_Ex = make_x_eval(Parameters::PLOT_NX);
std::vector<double> tmp_rho(x_eval_Ex.size());
tmp_rho = eval(x_eval_Ex, grid_versions[phi_history[it].grid_version],
phi_history[it].solution);
std::vector<double> tmp_Ex(x_eval_Ex.size());
tmp_Ex = eval(x_eval_Ex, grid_versions[phi_history[it].grid_version],
phi_history[it].solution);
std::vector<double> E_x(Parameters::PLOT_NX);
for (size_t i = 0; i < Parameters::PLOT_NX; ++i)
E_x[i] = -tmp_rho[i];
E_x[i] = -tmp_Ex[i];
save_space_vector(E_x, "field", it);
double int_val = 0.5 * integral_space_vector_squared(