Nektar::Utilities::InputPts Class Reference

#include <InputPts.h>

Inheritance diagram for Nektar::Utilities::InputPts:

Collaboration diagram for Nektar::Utilities::InputPts:

Public Member Functions
	InputPts (FieldSharedPtr f)
	Set up InputPts object.
virtual	~InputPts ()
virtual void	Process (po::variables_map &vm)
Public Member Functions inherited from Nektar::Utilities::InputModule
	InputModule (FieldSharedPtr p_m)
void	AddFile (string fileType, string fileName)
	InputModule (MeshSharedPtr p_m)
void	OpenStream ()
	Open a file for input.
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 ModuleSharedPtr	create (FieldSharedPtr f)
	Creates an instance of this class.

Static Public Attributes
static ModuleKey	m_className []
	ModuleKey for class.

Additional Inherited Members
Protected Member Functions inherited from Nektar::Utilities::InputModule
void	PrintSummary ()
	Print summary of elements.
void	PrintSummary ()
	Print summary of elements.
Protected Attributes inherited from Nektar::Utilities::InputModule
set< string >	m_allowedFiles
std::ifstream	m_mshFile
	Input stream.

Detailed Description

Input module for Xml files.

Definition at line 49 of file InputPts.h.

Constructor & Destructor Documentation

Nektar::Utilities::InputPts::InputPts

(

FieldSharedPtr

f

)

Set up InputPts object.

Definition at line 60 of file InputPts.cpp.

References Nektar::Utilities::InputModule::m_allowedFiles.

                                   : InputModule(f)
{
    m_allowedFiles.insert("pts");
    f->m_fieldPts = MemoryManager<FieldPts>::AllocateSharedPtr();
}

Nektar::Utilities::InputPts::~InputPts ( )

virtual

Definition at line 66 of file InputPts.cpp.

{
}

Member Function Documentation

static ModuleSharedPtr Nektar::Utilities::InputPts::create ( FieldSharedPtr  f )

inlinestatic

Creates an instance of this class.

Definition at line 57 of file InputPts.h.

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

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

virtual

Implements Nektar::Utilities::Module.

Definition at line 73 of file InputPts.cpp.

References ASSERTL0, Nektar::ParseUtils::GenerateOrderedStringVector(), Nektar::Utilities::Module::m_f, and npts.

{
    if(m_f->m_verbose)
    {
        cout << "Processing input pts file" << endl;
    }

    string pts_ending = "pts";

    TiXmlDocument docInput;
    ASSERTL0(docInput.LoadFile((m_f->m_inputfiles["pts"][0]).c_str()),
             "Unable to open file '" + m_f->m_inputfiles["pts"][0] + "'.");

    TiXmlElement *nektar = docInput.FirstChildElement("NEKTAR");
    TiXmlElement *points = nektar->FirstChildElement("POINTS");
    int dim;
    int err = points->QueryIntAttribute("DIM", &dim);

    ASSERTL0(err == TIXML_SUCCESS, "Unable to read attribute DIM.");

    int nfields;
    std::string fields = points->Attribute("FIELDS");

    if(!fields.empty())
    {
        bool valid = ParseUtils::GenerateOrderedStringVector(
            fields.c_str(),m_f->m_fieldPts->m_fields);
        ASSERTL0(valid,"Unable to process list of field variable in "
                 " FIELDS attribute:  "+ fields);
    }

    nfields = m_f->m_fieldPts->m_nFields = m_f->m_fieldPts->m_fields.size();

    int totvars = dim + nfields;
    m_f->m_fieldPts->m_ptsDim  = dim;
    m_f->m_fieldPts->m_nFields = nfields;
    m_f->m_fieldPts->m_pts = Array<OneD, Array<OneD, NekDouble> >(totvars);

    TiXmlNode *pointsBody = points->FirstChild();

    std::istringstream pointsDataStrm(pointsBody->ToText()->Value());

    vector<NekDouble> pts;
    NekDouble      in_pts;
    try
    {
        while(!pointsDataStrm.fail())
        {
            pointsDataStrm >> in_pts;

            pts.push_back(in_pts);
        }
    }
    catch(...)
    {
        ASSERTL0(false, "Unable to read Points data.");
    }

    int npts = pts.size()/totvars;

    if(m_f->m_verbose)
    {
        cout << " Read " << npts << " points of dimension " << dim << " and "
             << nfields << " field variables" << endl;
    }

    for(int i = 0; i < totvars; ++i)
    {
        m_f->m_fieldPts->m_pts[i] = Array<OneD, NekDouble>(npts);
    }

    for(int i = 0; i < npts; ++i)
    {
        for(int j = 0; j < totvars; ++j)
        {
            m_f->m_fieldPts->m_pts[j][i] = pts[i*totvars +j];
        }
    }
}

Member Data Documentation

ModuleKey Nektar::Utilities::InputPts::m_className

static

Initial value:

 {
    GetModuleFactory().RegisterCreatorFunction(
        ModuleKey(eInputModule, "pts"), InputPts::create, "Reads Pts file."),
    GetModuleFactory().RegisterCreatorFunction(
        ModuleKey(eInputModule, "pts.gz"), InputPts::create, "Reads Pts file."),
}

ModuleKey for class.

Definition at line 62 of file InputPts.h.