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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Device/IO/IOFactory.cpp
//! @brief Implements data import/export functions.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "Device/IO/IOFactory.h"
#include "Base/Util/Assert.h"
#include "Device/Data/Datafield.h"
#include "Device/IO/DiffUtil.h"
#include "Device/IO/ImportSettings.h"
#include "Device/IO/ReadReflectometry.h"
#include "Device/IO/ReadWrite2DTable.h"
#include "Device/IO/ReadWriteINT.h"
#include "Device/IO/ReadWriteNicos.h"
#include "Device/IO/ReadWriteTiff.h"
#include "Device/IO/ZipUtil.h"
#include <sstream>
#include <stdexcept>
IO::Filetype1D IO::filename2type1D(const std::string& fname)
{
const std::string ext = ZipUtil::uncompressedExtension(fname);
if (ext == ".int")
return bornagain1D;
if (ext == ".mft")
return mft;
return csv1D;
}
IO::Filetype2D IO::filename2type2D(const std::string& fname)
{
const std::string ext = ZipUtil::uncompressedExtension(fname);
if (ext == ".int")
return bornagain2D;
if (ext == ".001")
return nicos2D;
if (ext == ".tif" || ext == ".tiff") // as in function isNativeBinary
return tiff;
return csv2D;
}
Datafield IO::readData1D(const std::string& fname, Filetype1D ftype,
const ImportSettings1D* importSettings)
{
ASSERT(ftype != unknown1D);
std::stringstream s = ZipUtil::file2stream(fname);
if (ftype == csv1D) {
if (!importSettings)
throw std::runtime_error("No import settings given for 'other legacy' data");
return Util::RW::readReflectometryTable(s, *importSettings);
}
if (importSettings)
throw std::runtime_error("Import settings given in spite of fully specified data format");
if (ftype == mft)
return Util::RW::readMotofit(s);
if (ftype == bornagain1D)
return Util::RW::readBAInt(s);
ASSERT_NEVER;
}
Datafield IO::readData1D(const std::string& fname)
{
return readData1D(fname, filename2type1D(fname));
}
Datafield IO::readData2D(const std::string& fname, Filetype2D ftype,
const ImportSettings2D* importSettings)
{
ASSERT(ftype != unknown2D);
std::stringstream s = ZipUtil::file2stream(fname);
if (ftype == csv2D)
return Util::RW::read2DTable(s, importSettings);
if (ftype == bornagain2D)
return Util::RW::readBAInt(s);
if (ftype == nicos2D)
return Util::RW::readNicos(s);
#ifdef BA_TIFF_SUPPORT
if (ftype == tiff)
return Util::RW::readTiff(s);
#endif
ASSERT_NEVER;
}
Datafield IO::readData2D(const std::string& fname)
{
return readData2D(fname, filename2type2D(fname));
}
void IO::writeDatafield(const Datafield& data, const std::string& fname)
{
const std::string ext = ZipUtil::uncompressedExtension(fname);
try {
std::stringstream s;
if (ext == ".int")
Util::RW::writeBAInt(data, s);
#ifdef BA_TIFF_SUPPORT
else if (ext == ".tiff" || ext == ".tif")
Util::RW::writeTiff(data, s);
#endif
else
Util::RW::write2DTable(data, s);
ZipUtil::stream2file(fname, s);
} catch (const std::exception& ex) {
throw std::runtime_error("Failed writing to " + fname + ": " + ex.what());
}
}
bool IO::Test::dataMatchesFile(const Datafield& data, const std::string& refFileName, double tol)
{
std::unique_ptr<Datafield> refDat;
try {
refDat =
std::make_unique<Datafield>(IO::readData2D(refFileName, IO::Filetype2D::bornagain2D));
} catch (const std::exception& ex) {
std::cerr << "File comparison: Could not read reference data from file " << refFileName
<< std::endl;
std::cerr << "Error message: " << ex.what() << std::endl;
return false;
}
return DiffUtil::checkRelativeDifference(data, *refDat, tol);
}
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