BinConfigWriter.h

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//
// Class BinConfigWriter
//   Writes binning configuration snapshots to a JSON file.
//
// Copyright (c) 2026, Paul Scherrer Institut
// All rights reserved
//
// This file is part of OPAL.
//
// OPAL 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.
//
// You should have received a copy of the GNU General Public License
// along with OPAL. If not, see <https://www.gnu.org/licenses/>.
//
 
#ifndef OPAL_BIN_CONFIG_WRITER_H
#define OPAL_BIN_CONFIG_WRITER_H
 
#include <cstddef>
#include <fstream>
#include <string>
#include <vector>
 
class BinConfigWriter {
public:
    explicit BinConfigWriter(const std::string& fileName);
 
    ~BinConfigWriter();
 
    void writeEntry(
            long long step, double time, bool preMerge, const std::vector<std::size_t>& binCounts,
            const std::vector<double>& binWidths, double xMin);
 
private:
    std::ofstream os_;
    bool first_;
};
 
#endif  // OPAL_BIN_CONFIG_WRITER_H