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NumericalConstants.cc

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  • Forked from Dynare / dynare
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    NumericalConstants.hh 1.43 KiB
    /*
     * Copyright © 2003-2023 Dynare Team
     *
     * This file is part of Dynare.
     *
     * Dynare 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.
     *
     * Dynare 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 Dynare.  If not, see <https://www.gnu.org/licenses/>.
     */
    
    #ifndef NUMERICAL_CONSTANTS_HH
    #define NUMERICAL_CONSTANTS_HH
    
    #include <map>
    #include <string>
    #include <vector>
    
    using namespace std;
    
    //! Handles non-negative numerical constants
    class NumericalConstants
    {
    private:
      //! Vector of numerical constants
      vector<string> mNumericalConstants;
      //! Double values of these constants
      vector<double> double_vals;
      //! Map matching constants to their id
      map<string, int> numConstantsIndex;
    
    public:
      //! Adds a non-negative constant (possibly Inf or NaN) and returns its ID
      int AddNonNegativeConstant(const string& iConst);
      //! Get a constant in string form
      [[nodiscard]] string get(int ID) const;
      //! Get a constant in double form
      [[nodiscard]] double getDouble(int ID) const;
    };
    
    #endif