.. _program_listing_file_data_crater_data.h:

Program Listing for File crater_data.h
======================================

|exhale_lsh| :ref:`Return to documentation for file <file_data_crater_data.h>` (``data/crater_data.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #include <Eigen/Dense>
   #include <filesystem>
   #include <optional>
   #include <string>
   #include <vector>
   
   namespace lupnt {
   
     struct Crater {
       double lat;
       double lon;
       double diam_major;
       double diam_minor;
       double angle;
       std::string id;
     };
   
     class CraterDataLoader {
     public:
       static std::vector<Crater> LoadCraters(const std::string& filename
                                              = "lunar_crater_database_robbins_2018.csv",
                                              const std::pair<double, double>* latlims = nullptr,
                                              const std::pair<double, double>* longlims = nullptr,
                                              const std::pair<double, double>& diamlims = {0.0, 500.0},
                                              const double ellipse_limit = 1.5,
                                              const double arc_lims = 0.0);
   
       static void ExtractRobbinsDataset(const std::vector<Crater>& craters, Eigen::VectorXd& lat,
                                         Eigen::VectorXd& lon, Eigen::VectorXd& major,
                                         Eigen::VectorXd& minor, Eigen::VectorXd& psi,
                                         std::vector<std::string>& crater_id, bool radians = true);
     };
   
   }  // namespace lupnt