visualizer.cpp

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// Copyright (c) 2010-2025, Lawrence Livermore National Security, LLC. Produced
// at the Lawrence Livermore National Laboratory. All Rights reserved. See files
// LICENSE and NOTICE for details. LLNL-CODE-806117.
//
// This file is part of the MFEM library. For more information and source code
// availability visit https://mfem.org.
//
// MFEM is free software; you can redistribute it and/or modify it under the
// terms of the BSD-3 license. We welcome feedback and contributions, see file
// CONTRIBUTING.md for details
 
#include "visualizer.hpp"
#include <string>
 
namespace mfem
{
namespace spde
{
 
void Visualizer::ExportToParaView()
{
   ParaViewDataCollection paraview_dc("SurrogateMaterial", mesh_);
   paraview_dc.SetPrefixPath("ParaView");
   paraview_dc.SetLevelsOfDetail(order_);
   paraview_dc.SetCycle(0);
   paraview_dc.SetDataFormat(VTKFormat::BINARY);
   paraview_dc.SetHighOrderOutput(true);
   paraview_dc.SetTime(0.0);  // set the time
   paraview_dc.RegisterField("random_field", &g1_);
   if (is_3D_)
   {
      paraview_dc.RegisterField("topological_support", &g2_);
      paraview_dc.RegisterField("imperfect_topology", &g3_);
      paraview_dc.RegisterField("level_set", &g4_);
   }
   paraview_dc.Save();
}
void Visualizer::ExportToParaView() {…}
 
void Visualizer::SendToGLVis(int visport) const
{
   std::string vishost{"localhost"};
   int num_procs = Mpi::WorldSize();
   int process_rank = Mpi::WorldRank();
   socketstream uout;
   std::ostringstream oss_u;
   uout.open(vishost.c_str(), visport);
   uout.precision(8);
   oss_u.str("");
   oss_u.clear();
   oss_u << "Random Field";
   uout << "parallel " << num_procs << " " << process_rank << "\n"
        << "solution\n"
        << *mesh_ << g1_ << "window_geometry 0 20 400 350 "
        << "window_title '" << oss_u.str() << "'" << std::flush;
   uout.close();
 
   if (!is_3D_)
   {
      return;
   }
 
   socketstream vout;
   std::ostringstream oss_v;
   vout.open(vishost.c_str(), visport);
   vout.precision(8);
   oss_v.str("");
   oss_v.clear();
   oss_v << "Topological Support";
   vout << "parallel " << num_procs << " " << process_rank << "\n"
        << "solution\n"
        << *mesh_ << g2_ << "window_geometry 403 20 400 350 "
        << "window_title '" << oss_v.str() << "'" << std::flush;
   vout.close();
 
   socketstream wout;
   std::ostringstream oss_w;
   wout.open(vishost.c_str(), visport);
   wout.precision(8);
   oss_w.str("");
   oss_w.clear();
   oss_w << "Imperfect Topology";
   wout << "parallel " << num_procs << " " << process_rank << "\n"
        << "solution\n"
        << *mesh_ << g3_ << "window_geometry 0 420 400 350 "
        << "window_title '" << oss_w.str() << "'" << std::flush;
   wout.close();
 
   socketstream lout;
   std::ostringstream oss_l;
   lout.open(vishost.c_str(), visport);
   lout.precision(8);
   oss_l.str("");
   oss_l.clear();
   oss_l << "Level Set";
   lout << "parallel " << num_procs << " " << process_rank << "\n"
        << "solution\n"
        << *mesh_ << g4_ << "window_geometry 403 420 400 350 "
        << "window_title '" << oss_l.str() << "'" << std::flush;
   lout.close();
}
void Visualizer::SendToGLVis(int visport) const {…}
 
}  // namespace spde
}  // namespace mfem