static std::vector<Interpolator2D::vec> Interpolator2D::ReadGrid ( const std::string &  filename )

inlinestatic

helper function to read a grid from a simple file (alternating x, y)

Parameters

filename

filename of ascii file with data

Returns

a vector of point with the x and y values. in case of failure the vector is empty

Definition at line 310 of file Interpolator2D.h.

References Interpolator2D::vec::x, and Interpolator2D::vec::y.

Referenced by StateMachineFSC< T, S >::EvalOptions(), ReadInputGrid(), and ReadOutputGrid().

    {
        std::vector<Interpolator2D::vec> grid;

        std::ifstream fin(filename);
        if (!fin.is_open())
            return std::vector<Interpolator2D::vec>();

        while (1)
        {
            double x, y;
            fin >> x;
            fin >> y;
            if (!fin)
                break;

            grid.emplace_back(x, y);
        }

        return fin.bad() ? std::vector<Interpolator2D::vec>() : grid;
    }

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