Detailed Description

Writes a basic PVD file for use with Paraview.

Definition at line 24 of file PVDFile.h.

#include <PVDFile.h>

Public Member Functions
	PVDFile (std::string pvd_fname)
	Set a PVD file path. More...

void	addVTUFile (std::string const &vtu_fname, double timestep)
	Add a VTU file to this PVD file. More...

Public Attributes
std::string const	pvd_filename

Private Attributes
std::vector< std::pair< double, std::string > >	_datasets

Constructor & Destructor Documentation

◆ PVDFile()

MeshLib::IO::PVDFile::PVDFile ( std::string pvd_fname )

inlineexplicit

Set a PVD file path.

Definition at line 28 of file PVDFile.h.

         : pvd_filename(std::move(pvd_fname))
     {
     }

Member Function Documentation

◆ addVTUFile()

void MeshLib::IO::PVDFile::addVTUFile	(	std::string const &	vtu_fname,
		double	timestep
	)

Add a VTU file to this PVD file.

Definition at line 24 of file PVDFile.cpp.

 {
 #ifdef USE_PETSC
     auto const vtu_file_name =
         getVtuFileNameForPetscOutputWithoutExtension(vtu_fname);
  
     _datasets.emplace_back(timestep, vtu_file_name + ".pvtu");
 #else
     _datasets.emplace_back(timestep, vtu_fname);
 #endif
  
     std::ofstream fh(pvd_filename.c_str());
     if (!fh)
     {
         OGS_FATAL("could not open file `{:s}'", pvd_filename);
     }
  
     fh << std::setprecision(std::numeric_limits<double>::digits10);
  
     fh << "<?xml version=\"1.0\"?>\n"
           "<VTKFile type=\"Collection\" version=\"0.1\" "
           "byte_order=\"LittleEndian\""
           " compressor=\"vtkZLibDataCompressor\">\n"
           "  <Collection>\n";
  
     for (auto const& pair : _datasets)
     {
         fh << "    <DataSet timestep=\"" << pair.first
            << "\" group=\"\" part=\"0\" file=\"" << pair.second << "\"/>\n";
     }
  
     fh << "  </Collection>\n</VTKFile>\n";
 }

References _datasets, MeshLib::IO::getVtuFileNameForPetscOutputWithoutExtension(), OGS_FATAL, and pvd_filename.

Referenced by ProcessLib::Output::outputMesh().

Member Data Documentation

◆ _datasets

std::vector<std::pair<double, std::string> > MeshLib::IO::PVDFile::_datasets

private

Definition at line 40 of file PVDFile.h.

Referenced by addVTUFile().

◆ pvd_filename

std::string const MeshLib::IO::PVDFile::pvd_filename

Definition at line 36 of file PVDFile.h.

Referenced by addVTUFile().

The documentation for this class was generated from the following files:

MeshLib/IO/VtkIO/PVDFile.h
MeshLib/IO/VtkIO/PVDFile.cpp