Factories.h

// -*- C++ -*-
//
// This file is part of LHAPDF
// Copyright (C) 2012-2023 The LHAPDF collaboration (see AUTHORS for details)
//
#pragma once
#ifndef LHAPDF_Factories_H
#define LHAPDF_Factories_H

#include <string>

namespace LHAPDF {


  // Forward declarations to avoid circular dependencies
  class PDF;
  class Info;
  class PDFSet;
  class PDFInfo;
  class Config;
  class Interpolator;
  class Extrapolator;
  class AlphaS;




  PDF* mkPDF(const std::string& setname, size_t member);

  PDF* mkPDF(int lhaid);

  PDF* mkPDF(const std::string& setname_nmem);




  PDFSet& getPDFSet(const std::string& setname);

  void mkPDFs(const std::string& setname, std::vector<PDF*>& pdfs);

  std::vector<PDF*> mkPDFs(const std::string& setname);

  template <typename PTR>
  void mkPDFs(const std::string& setname, std::vector<PTR>& pdfs) {
    std::vector<PDF*> rawptrs;
    mkPDFs(setname, rawptrs);
    pdfs.clear();
    pdfs.reserve(rawptrs.size());
    // for (const PDF* p : rawptrs) pdfs.push_back(PTR(p)); //< Reinstate when C++11 is guaranteed, without flags
    for (size_t i = 0; i < rawptrs.size(); ++i) pdfs.push_back(PTR(rawptrs[i]));
  }




  // Config& getConfig();
  Info& getConfig();

  PDFInfo* mkPDFInfo(const std::string& setname, size_t member);

  PDFInfo* mkPDFInfo(int lhaid);

  PDFInfo* mkPDFInfo(const std::string& setname_nmem);




  Interpolator* mkInterpolator(const std::string& name);


  Extrapolator* mkExtrapolator(const std::string& name);




  AlphaS* mkAlphaS(const Info& info);

  AlphaS* mkAlphaS(const std::string& setname, size_t member);

  AlphaS* mkAlphaS(int lhaid);

  AlphaS* mkAlphaS(const std::string& setname_nmem);


  AlphaS* mkBareAlphaS(const std::string& type);



}
#endif