Nektar::Utilities::InputXml Class Reference

#include <InputXml.h>

Inheritance diagram for Nektar::Utilities::InputXml:

Collaboration diagram for Nektar::Utilities::InputXml:

Public Member Functions
	InputXml (FieldSharedPtr f)
	Set up InputXml object.
virtual	~InputXml ()
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)
	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 48 of file InputXml.h.

Constructor & Destructor Documentation

Nektar::Utilities::InputXml::InputXml

(

FieldSharedPtr

f

)

Set up InputXml object.

Definition at line 62 of file InputXml.cpp.

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

                                           : InputModule(f)
        {
            m_allowedFiles.insert("xml");
            m_allowedFiles.insert("xml.gz");
            m_allowedFiles.insert("fld"); // these files could be allowed with xml files
            m_allowedFiles.insert("chk");
            m_allowedFiles.insert("rst");
        }

Nektar::Utilities::InputXml::~InputXml ( )

virtual

Definition at line 71 of file InputXml.cpp.

        {
        }

Member Function Documentation

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

inlinestatic

Creates an instance of this class.

Definition at line 56 of file InputXml.h.

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

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

virtual

Implements Nektar::Utilities::Module.

Definition at line 78 of file InputXml.cpp.

References ASSERTL0, Nektar::LibUtilities::SessionReader::CreateInstance(), Nektar::ParseUtils::GenerateUnOrderedVector(), Nektar::Utilities::Module::m_f, Nektar::Utilities::Module::m_requireEquiSpaced, Nektar::SpatialDomains::NullDomainRangeShPtr, and Nektar::SpatialDomains::MeshGraph::Read().

        {

            if(m_f->m_verbose)
            {
                cout << "Processing input xml file" << endl;
            }
            // check to see if fld file defined so can use in
            // expansion defintion if required
            string fldending; 
            bool fldfilegiven = true; 

            //Determine appropriate field input 
            if(m_f->m_inputfiles.count("fld") != 0)
            {
                fldending = "fld";
            }
            else if(m_f->m_inputfiles.count("chk") != 0)
            {
                fldending = "chk";
            }
            else if (m_f->m_inputfiles.count("rst") != 0)
            {
                fldending = "rst";
            }
            else
            {
                fldfilegiven = false;
            }

            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]);
            }

            SpatialDomains::DomainRangeShPtr rng =
                                        SpatialDomains::NullDomainRangeShPtr;

            // define range to process output 
            if(vm.count("range"))
            {
                vector<NekDouble> values;
                ASSERTL0(ParseUtils::GenerateUnOrderedVector(
                            vm["range"].as<string>().c_str(), values),
                         "Failed to interpret range string");

                ASSERTL0(values.size() > 1,
                         "Do not have minimum values of xmin,xmax");
                ASSERTL0(values.size() % 2 == 0,
                         "Do not have an even number of range values");

                int nvalues = values.size()/2;
                rng = MemoryManager<SpatialDomains::DomainRange>::AllocateSharedPtr();

                rng->doZrange = false;
                rng->doYrange = false;

                switch(nvalues)
                {
                case 3:
                    rng->doZrange = true;
                    rng->zmin = values[4];
                    rng->zmax = values[5];
                case 2:
                    rng->doYrange = true;
                    rng->ymin = values[2];
                    rng->ymax = values[3];
                case 1:
                    rng->doXrange = true;
                    rng->xmin = values[0];
                    rng->xmax = values[1];
                    break;
                default:
                    ASSERTL0(false,"too many values specfied in range");
                }    
            }

            if(m_f->m_verbose)
            {
                string firstarg = "FieldConvert";
                string verbose = "-v";
                char **argv; 
                argv = (char**)malloc(2*sizeof(char*));
                argv[0] = (char *)malloc(firstarg.size()*sizeof(char));
                argv[1] = (char *)malloc(verbose.size()*sizeof(char));

                sprintf(argv[0],"%s",firstarg.c_str());
                sprintf(argv[1],"%s",verbose.c_str());

                m_f->m_session = LibUtilities::SessionReader::
                    CreateInstance(2, (char **)argv, files, m_f->m_comm);
            }
            else
            {
                m_f->m_session = LibUtilities::SessionReader::
                    CreateInstance(0, 0, files, m_f->m_comm);
            }




            m_f->m_graph = SpatialDomains::MeshGraph::Read(m_f->m_session,rng);
            m_f->m_fld = MemoryManager<LibUtilities::FieldIO>
                            ::AllocateSharedPtr(m_f->m_session->GetComm());

            // currently load all field (possibly could read data from
            // expansion list but it is re-arranged in expansion)
            const SpatialDomains::ExpansionMap &expansions = m_f->m_graph->GetExpansions();

            // if Range has been speficied it is possible to have a
            // partition which is empty so ccheck this and return if
            // no elements present.
            if(!expansions.size())
            {
                return;
            }

            m_f->m_exp.resize(1);

            // load fielddef if fld file is defined This gives
            // precedence to Homogeneous definition in fld file
            int NumHomogeneousDir = 0;
            if(fldfilegiven)
            {
                m_f->m_fld->Import(m_f->m_inputfiles[fldending][0],m_f->m_fielddef);
                NumHomogeneousDir = m_f->m_fielddef[0]->m_numHomogeneousDir;

                //----------------------------------------------
                // Set up Expansion information to use mode order from field
                m_f->m_graph->SetExpansions(m_f->m_fielddef);
            }
            else
            {
                if(m_f->m_session->DefinesSolverInfo("HOMOGENEOUS"))
                {
                    std::string HomoStr = m_f->m_session->GetSolverInfo("HOMOGENEOUS");

                    if((HomoStr == "HOMOGENEOUS1D") || (HomoStr == "Homogeneous1D")
                       || (HomoStr == "1D") || (HomoStr == "Homo1D"))
                    {
                        NumHomogeneousDir = 1;
                    }
                    if((HomoStr == "HOMOGENEOUS2D") || (HomoStr == "Homogeneous2D")
                       || (HomoStr == "2D") || (HomoStr == "Homo2D"))
                    {
                        NumHomogeneousDir = 2;
                    }
                }
            }
            
            // reset expansion defintion to use equispaced points if required. 
            if(m_requireEquiSpaced) // set up points to be equispaced 
            {
                int nPointsNew = 0;
                
                if(vm.count("output-points"))
                {
                    nPointsNew = vm["output-points"].as<int>();
                }
                

                m_f->m_graph->SetExpansionsToEvenlySpacedPoints(nPointsNew);
            }

            m_f->m_exp[0] = m_f->SetUpFirstExpList(NumHomogeneousDir,fldfilegiven);
        }

Member Data Documentation

ModuleKey Nektar::Utilities::InputXml::m_className

static

Initial value:

 {
            GetModuleFactory().RegisterCreatorFunction(
                ModuleKey(eInputModule, "xml"), InputXml::create,
                "Reads Xml file."),
            GetModuleFactory().RegisterCreatorFunction(
                ModuleKey(eInputModule, "xml.gz"), InputXml::create,
                "Reads Xml file."),
        }

ModuleKey for class.

Definition at line 61 of file InputXml.h.