Nektar::Utilities::OutputInfo Class Reference

#include <OutputInfo.h>

Inheritance diagram for Nektar::Utilities::OutputInfo:

Collaboration diagram for Nektar::Utilities::OutputInfo:

Public Member Functions
	OutputInfo (FieldSharedPtr f)
virtual	~OutputInfo ()
virtual void	Process (po::variables_map &vm)
	Write fld to output file.
Public Member Functions inherited from Nektar::Utilities::OutputModule
	OutputModule (FieldSharedPtr p_f)
void	OpenStream ()
	Open a file for output.
	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.
void	PrintConfig ()
	Print out all configuration options for a module.
void	SetDefaults ()
	Sets default configuration options for those which have not been set.
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 (string key, string value)
void	PrintConfig ()
void	SetDefaults ()
MeshSharedPtr	GetMesh ()
virtual void	ProcessVertices ()
	Extract element vertices.

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

Static Public Attributes
static ModuleKey	m_className

Additional Inherited Members
Protected Member Functions inherited from Nektar::Utilities::Module
	Module ()
virtual void	ProcessEdges (bool ReprocessEdges=true)
	Extract element edges.
virtual void	ProcessFaces (bool ReprocessFaces=true)
	Extract element faces.
virtual void	ProcessElements ()
	Generate element IDs.
virtual void	ProcessComposites ()
	Generate composites.
void	ReorderPrisms (PerMap &perFaces)
	Reorder node IDs so that prisms and tetrahedra are aligned correctly.
void	PrismLines (int prism, PerMap &perFaces, set< int > &prismsDone, vector< ElementSharedPtr > &line)
Protected Attributes inherited from Nektar::Utilities::OutputModule
ofstream	m_fldFile
	Output stream.
std::ofstream	m_mshFile
	Output stream.

Detailed Description

Definition at line 47 of file OutputInfo.h.

Constructor & Destructor Documentation

Nektar::Utilities::OutputInfo::OutputInfo

(

FieldSharedPtr

f

)

Definition at line 53 of file OutputInfo.cpp.

                                       : OutputModule(f)
{
}

Nektar::Utilities::OutputInfo::~OutputInfo ( )

virtual

Definition at line 57 of file OutputInfo.cpp.

{
}

Member Function Documentation

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

inlinestatic

Creates an instance of this class.

Definition at line 51 of file OutputInfo.h.

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

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

virtual

Write fld to output file.

Implements Nektar::Utilities::Module.

Definition at line 61 of file OutputInfo.cpp.

References ASSERTL0, Nektar::LibUtilities::NekFactory< tKey, tBase, >::CreateInstance(), Nektar::LibUtilities::GetMeshPartitionFactory(), Nektar::Utilities::Module::m_config, and Nektar::Utilities::Module::m_f.

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

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

    // partition mesh
    ASSERTL0(vm.count("nprocs") > 0,
             "--nprocs nust be specified with info output");

    int nprocs = vm["nprocs"].as<int>();

    LibUtilities::CommSharedPtr vComm = boost::shared_ptr<FieldConvertComm>(
            new FieldConvertComm(0, NULL, nprocs,0));
    vComm->SplitComm(1,nprocs);

    // define new session with psuedo parallel communicator
    string xml_ending    = "xml";
    string xml_gz_ending = "xml.gz";

    std::vector<std::string> files;
    // load .xml ending
    for (int i = 0; i < m_f->m_inputfiles[xml_ending].size(); ++i)
    {
        files.push_back(m_f->m_inputfiles[xml_ending][i]);
    }

    // load any .xml.gz endings
    for (int j =0; j < m_f->m_inputfiles[xml_gz_ending].size(); ++j)
    {
        files.push_back(m_f->m_inputfiles[xml_gz_ending][j]);
    }

    LibUtilities::SessionReaderSharedPtr vSession =
                    boost::shared_ptr<LibUtilities::SessionReader>(
                            new LibUtilities::SessionReader(0,0,files,vComm));
    vSession->SetUpXmlDoc();

    // Default partitioner to use is Metis. Use Scotch as default
    // if it is installed. Override default with command-line flags
    // if they are set.
    string vPartitionerName = "Metis";
    if (LibUtilities::GetMeshPartitionFactory().ModuleExists("Scotch"))
    {
        vPartitionerName = "Scotch";
    }
    if (vSession->DefinesCmdLineArgument("use-metis"))
    {
        vPartitionerName = "Metis";
    }
    if (vSession->DefinesCmdLineArgument("use-scotch"))
    {
        vPartitionerName = "Scotch";
    }

    LibUtilities::MeshPartitionSharedPtr vMeshPartition =
        LibUtilities::GetMeshPartitionFactory().CreateInstance(
                                                 vPartitionerName, vSession);

    vMeshPartition->PartitionMesh(false);

    // get hold of local partition ids
    std::vector<std::vector<unsigned int> > ElementIDs(nprocs);

    // Populate the list of element ID lists from all processes
    for (i = 0; i < nprocs; ++i)
    {
        std::vector<unsigned int> tmp;
        vMeshPartition->GetElementIDs(i,tmp);
        ElementIDs[i] = tmp;
    }

    // Set up output names
    std::vector<std::string> filenames;
    for(int i = 0; i < nprocs; ++i)
    {
        boost::format pad("P%1$07d.fld");
        pad % i;
        filenames.push_back(pad.str());
    }

    // Write the output file
    m_f->m_fld->WriteMultiFldFileIDs(filename,filenames, ElementIDs);
}

Member Data Documentation

ModuleKey Nektar::Utilities::OutputInfo::m_className

static

Initial value:

 GetModuleFactory().RegisterCreatorFunction(
        ModuleKey(eOutputModule, "info"), OutputInfo::create,
        "Writes an Info file.")

Definition at line 54 of file OutputInfo.h.