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LatAnalyze/utils/sample-merge.cpp

94 lines
2.9 KiB
C++

/*
* sample-merge.cpp, part of LatAnalyze 3
*
* Copyright (C) 2013 - 2020 Antonin Portelli
*
* LatAnalyze 3 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* LatAnalyze 3 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LatAnalyze 3. If not, see <http://www.gnu.org/licenses/>.
*/
#include <LatAnalyze/Core/OptParser.hpp>
#include <LatAnalyze/Io/Io.hpp>
using namespace std;
using namespace Latan;
int main(int argc, char *argv[])
{
// argument parsing ////////////////////////////////////////////////////////
OptParser opt;
bool parsed;
string outFileName = "";
vector<string> fileName;
unsigned int n = 0;
opt.addOption("o", "output", OptParser::OptType::value , true,
"output file name (default: result not saved)");
opt.addOption("" , "help" , OptParser::OptType::trigger, true,
"show this help message and exit");
parsed = opt.parse(argc, argv);
if (!parsed or (opt.getArgs().size() < 1) or opt.gotOption("help"))
{
cerr << "usage: " << argv[0];
cerr << " <sample 1> ... <sample n>" << endl;
cerr << endl << "Possible options:" << endl << opt << endl;
return EXIT_FAILURE;
}
n = opt.getArgs().size();
outFileName = opt.optionValue("o");
for (unsigned int i = 0; i < n; ++i)
{
fileName.push_back(opt.getArgs()[i]);
}
// figure out dimensions ///////////////////////////////////////////////////
Index nCol, nSample, totRows;
DMatSample buf;
buf = Io::load<DMatSample>(fileName[0]);
nSample = buf.size();
totRows = buf[central].rows();
nCol = buf[central].cols();
for (unsigned int i = 1; i < n; ++i)
{
buf = Io::load<DMatSample>(fileName[i]);
if (buf.size() != nSample)
{
LATAN_ERROR(Size, "sample size mismatch");
}
if (buf[central].cols() != nCol)
{
LATAN_ERROR(Size, "column size mismatch");
}
totRows += buf[central].rows();
}
// merge along rows ////////////////////////////////////////////////////////
DMatSample out(nSample, totRows, nCol);
Index rowo = 0, r;
for (unsigned int i = 0; i < n; ++i)
{
buf = Io::load<DMatSample>(fileName[i]);
r = buf[central].rows();
out.block(rowo, 0, r, nCol) = buf;
rowo += r;
}
if (!outFileName.empty())
{
Io::save<DMatSample>(out, outFileName);
}
return EXIT_SUCCESS;
}