Nektar::Utilities::OutputPts Class Reference

Converter from fld to pts. More...

#include <OutputPts.h>

Inheritance diagram for Nektar::Utilities::OutputPts:

Collaboration diagram for Nektar::Utilities::OutputPts:

Public Member Functions
	OutputPts (FieldSharedPtr f)
virtual	~OutputPts ()
virtual void	Process (po::variables_map &vm)
	Write fld to output file. More...
Public Member Functions inherited from Nektar::Utilities::OutputModule
	OutputModule (FieldSharedPtr p_f)
void	OpenStream ()
	Open a file for output. More...
	OutputModule (MeshSharedPtr p_m)
void	OpenStream ()
Public Member Functions inherited from Nektar::Utilities::Module
	Module (FieldSharedPtr p_f)
void	RegisterConfig (string key, string value)
	Register a configuration option with a module. More...
void	PrintConfig ()
	Print out all configuration options for a module. More...
void	SetDefaults ()
	Sets default configuration options for those which have not been set. More...
bool	GetRequireEquiSpaced (void)
void	SetRequireEquiSpaced (bool pVal)
void	EvaluateTriFieldAtEquiSpacedPts (LocalRegions::ExpansionSharedPtr &exp, const Array< OneD, const NekDouble > &infield, Array< OneD, NekDouble > &outfield)
	Module (MeshSharedPtr p_m)
virtual void	Process ()=0
void	RegisterConfig (std::string key, std::string value)
void	PrintConfig ()
void	SetDefaults ()
MeshSharedPtr	GetMesh ()
virtual void	ProcessVertices ()
	Extract element vertices. More...
virtual void	ProcessEdges (bool ReprocessEdges=true)
	Extract element edges. More...
virtual void	ProcessFaces (bool ReprocessFaces=true)
	Extract element faces. More...
virtual void	ProcessElements ()
	Generate element IDs. More...
virtual void	ProcessComposites ()
	Generate composites. More...
virtual void	ClearElementLinks ()

Static Public Member Functions
static boost::shared_ptr< Module >	create (FieldSharedPtr f)
	Creates an instance of this class. More...

Static Public Attributes
static ModuleKey	m_className

Additional Inherited Members
Protected Member Functions inherited from Nektar::Utilities::Module
	Module ()
void	ReorderPrisms (PerMap &perFaces)
	Reorder node IDs so that prisms and tetrahedra are aligned correctly. More...
void	PrismLines (int prism, PerMap &perFaces, std::set< int > &prismsDone, std::vector< ElementSharedPtr > &line)
Protected Attributes inherited from Nektar::Utilities::OutputModule
ofstream	m_fldFile
	Output stream. More...
std::ofstream	m_mshFile
	Output stream. More...
Protected Attributes inherited from Nektar::Utilities::Module
FieldSharedPtr	m_f
	Field object. More...
map< string, ConfigOption >	m_config
	List of configuration values. More...
bool	m_requireEquiSpaced
MeshSharedPtr	m_mesh
	Mesh object. More...
std::map< std::string, ConfigOption >	m_config
	List of configuration values. More...

Detailed Description

Converter from fld to pts.

Definition at line 48 of file OutputPts.h.

Constructor & Destructor Documentation

Nektar::Utilities::OutputPts::OutputPts

(

FieldSharedPtr

f

)

Definition at line 52 of file OutputPts.cpp.

                                     : OutputModule(f)
{
}

Nektar::Utilities::OutputPts::~OutputPts ( )

virtual

Definition at line 56 of file OutputPts.cpp.

{
}

Member Function Documentation

static boost::shared_ptr<Module> Nektar::Utilities::OutputPts::create ( FieldSharedPtr  f )

inlinestatic

Creates an instance of this class.

Definition at line 52 of file OutputPts.h.

References Nektar::MemoryManager< DataType >::AllocateSharedPtr().

    {
        return MemoryManager<OutputPts>::AllocateSharedPtr(f);
    }

void Nektar::Utilities::OutputPts::Process ( po::variables_map &  vm )

virtual

Write fld to output file.

Implements Nektar::Utilities::Module.

Definition at line 60 of file OutputPts.cpp.

References Nektar::MemoryManager< DataType >::AllocateSharedPtr(), Nektar::Utilities::Module::m_config, Nektar::Utilities::Module::m_f, and Nektar::LibUtilities::ReduceSum.

{
    // Extract the output filename and extension
    string filename = m_config["outfile"].as<string>();

    if (m_f->m_verbose)
    {
        cout << "OutputPts: Writing file..." << endl;
    }

    fs::path writefile(filename);
    int writepts = 1;
    if (fs::exists(writefile) && (vm.count("forceoutput") == 0))
    {
        LibUtilities::CommSharedPtr comm = m_f->m_session->GetComm();
        int rank = comm->GetRank();
        writepts = 0; // set to zero for reduce all to be correct.

        if (rank == 0)
        {
            string answer;
            cout << "Did you wish to overwrite " << filename << " (y/n)? ";
            getline(cin, answer);
            if (answer.compare("y") == 0)
            {
                writepts = 1;
            }
            else
            {
                cout << "Not writing file " << filename
                     << " because it already exists" << endl;
            }
        }

        comm->AllReduce(writepts, LibUtilities::ReduceSum);
    }

    if (writepts)
    {
        LibUtilities::PtsIO ptsIO(m_f->m_session->GetComm());
        Array<OneD, Array<OneD, NekDouble> > tmp(
            m_f->m_graph->GetMeshDimension() +
            m_f->m_fielddef[0]->m_fields.size());

        switch (m_f->m_graph->GetMeshDimension())
        {
            case 1:
                tmp[0] = Array<OneD, NekDouble>(m_f->m_exp[0]->GetTotPoints());
                m_f->m_exp[0]->GetCoords(tmp[0]);
                break;

            case 2:
                tmp[1] = Array<OneD, NekDouble>(m_f->m_exp[0]->GetTotPoints());
                tmp[0] = Array<OneD, NekDouble>(m_f->m_exp[0]->GetTotPoints());
                m_f->m_exp[0]->GetCoords(tmp[0], tmp[1]);
                break;

            case 3:
                tmp[2] = Array<OneD, NekDouble>(m_f->m_exp[0]->GetTotPoints());
                tmp[1] = Array<OneD, NekDouble>(m_f->m_exp[0]->GetTotPoints());
                tmp[0] = Array<OneD, NekDouble>(m_f->m_exp[0]->GetTotPoints());
                m_f->m_exp[0]->GetCoords(tmp[0], tmp[1], tmp[2]);
                break;
        }

        for (int i = 0; i < m_f->m_fielddef[0]->m_fields.size(); ++i)
        {
            tmp[i + m_f->m_graph->GetMeshDimension()] =
                m_f->m_exp[i]->GetPhys();
        }
        LibUtilities::PtsFieldSharedPtr tmpPts =
            MemoryManager<LibUtilities::PtsField>::AllocateSharedPtr(
                m_f->m_graph->GetMeshDimension(),
                m_f->m_fielddef[0]->m_fields,
                tmp);
        ptsIO.Write(filename, tmpPts);
    }
}

Member Data Documentation

ModuleKey Nektar::Utilities::OutputPts::m_className

static

Initial value:

= GetModuleFactory().RegisterCreatorFunction(
    ModuleKey(eOutputModule, "pts"), OutputPts::create, "Writes a pts file.")

Definition at line 56 of file OutputPts.h.