system/include/mrpt/system/vector_loadsave.h

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/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          http://www.mrpt.org/                          |
   |                                                                        |
   | Copyright (c) 2005-2018, Individual contributors, see AUTHORS file     |
   | See: http://www.mrpt.org/Authors - All rights reserved.                |
   | Released under BSD License. See details in http://www.mrpt.org/License |
   +------------------------------------------------------------------------+ */
#pragma once
 
#include <string>
#include <vector>
 
namespace mrpt
{
namespace system
{
/** @defgroup vector_loadsave Load and save vectors to files (in #include
 * <mrpt/system/vector_loadsave.h>)
  * \ingroup mrpt_system_grp
  * @{ */
 
/** A useful function for debugging, which saves a std::vector into a text file
* (compat. with MATLAB)
* \return Returns false on any error, true on everything OK.
*/
bool vectorToTextFile(
        const std::vector<float>& vec, const std::string& fileName,
        bool append = false, bool byRows = false);
//! \overload
bool vectorToTextFile(
        const std::vector<double>& vec, const std::string& fileName,
        bool append = false, bool byRows = false);
//! \overload
bool vectorToTextFile(
        const std::vector<int>& vec, const std::string& fileName,
        bool append = false, bool byRows = false);
//! \overload
bool vectorToTextFile(
        const std::vector<size_t>& vec, const std::string& fileName,
        bool append = false, bool byRows = false);
//! \overload
template <class EIGEN_MATRIX>
bool vectorToTextFile(const EIGEN_MATRIX& vec, const std::string& fileName)
{
        try
        {
                vec.saveToTextFile(fileName);
                return true;
        }
        catch (...)
        {
                return false;
        }
}
 
/** Load a std::vector from a text file (compat. with MATLAB)
* \return Returns false on any error, true on everything OK.
* \sa loadBinaryFile
*/
bool vectorFromTextFile(
        std::vector<double>& vec, const std::string& fileName,
        const bool byRows = false);
 
/** @} */
 
}  // End of namespace
}  // End of namespace