EigenMatrixFromScirunAsciiFormatConverter.h

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/*
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   Copyright (c) 2012 Scientific Computing and Imaging Institute,
   University of Utah.

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#ifndef ALGORITHMS_DATAIO_EIGENMATRIXFROMSCIRUNASCIIFORMATCONVERTER_H
#define ALGORITHMS_DATAIO_EIGENMATRIXFROMSCIRUNASCIIFORMATCONVERTER_H

#include <string>
#include <vector>
#include <boost/optional.hpp>
#include <boost/tuple/tuple.hpp>
#include <Core/Datatypes/MatrixFwd.h>
#include <Core/Utils/ProgressReporter.h>
#include <Core/Algorithms/DataIO/share.h>

namespace SCIRun {
namespace Core {
namespace Algorithms {
namespace DataIO {
namespace internal
{

  class SCISHARE EigenMatrixFromScirunAsciiFormatConverter
  {
  public:
    explicit EigenMatrixFromScirunAsciiFormatConverter(const Utility::ProgressReporter* reporter = 0);
    Core::Datatypes::MatrixHandle make(const std::string& matFile);

    Core::Datatypes::SparseRowMatrixHandle makeSparse(const std::string& matFile);

    boost::optional<std::string> getMatrixContentsLine(const std::string& matStr);

    std::string readFile(const std::string& filename);

    Core::Datatypes::DenseMatrixHandle makeDense(const std::string& matFile);
    Core::Datatypes::DenseColumnMatrixHandle makeColumn(const std::string& matFile);

    typedef std::vector<int> Indices;
    typedef std::vector<double> Data;
    typedef boost::tuple<int, int, int, Indices, Indices, Data> SparseData;
    typedef boost::tuple<std::string,std::string,std::string,std::string,std::string,std::string> RawSparseData;
    typedef boost::tuple<int, int, Data> DenseData;
    typedef boost::tuple<std::string,std::string,std::string> RawDenseData;

    boost::optional<RawDenseData> parseDenseMatrixString(const std::string& matString);
    boost::optional<RawDenseData> parseColumnMatrixString(const std::string& matString);
    DenseData convertRaw(const RawDenseData& data);
    boost::optional<RawSparseData> parseSparseMatrixString(const std::string& matString);
    SparseData convertRaw(const RawSparseData& data);
  private:
    const Utility::ProgressReporter* reporter_;
  };

}}}}}

#endif