.. _program_listing_file__tmp_ws_src_grid_map_grid_map_core_include_grid_map_core_iterators_EllipseIterator.hpp:

Program Listing for File EllipseIterator.hpp
============================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_grid_map_grid_map_core_include_grid_map_core_iterators_EllipseIterator.hpp>` (``/tmp/ws/src/grid_map/grid_map_core/include/grid_map_core/iterators/EllipseIterator.hpp``)

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

.. code-block:: cpp

   /*
    * EllipseIterator.hpp
    *
    *  Created on: Dec 2, 2015
    *      Author: Péter Fankhauser
    *   Institute: ETH Zurich, ANYbotics
    */
   #ifndef GRID_MAP_CORE__ITERATORS__ELLIPSEITERATOR_HPP_
   #define GRID_MAP_CORE__ITERATORS__ELLIPSEITERATOR_HPP_
   
   #include <Eigen/Core>
   #include <memory>
   
   #include "grid_map_core/GridMap.hpp"
   #include "grid_map_core/iterators/SubmapIterator.hpp"
   
   namespace grid_map
   {
   
   class EllipseIterator
   {
   public:
     EllipseIterator(
       const GridMap & gridMap, const Position & center, const Length & length,
       const double rotation = 0.0);
   
     EllipseIterator & operator=(const EllipseIterator & other);
   
     bool operator!=(const EllipseIterator & other) const;
   
     const Index & operator*() const;
   
     EllipseIterator & operator++();
   
     bool isPastEnd() const;
   
     const Size & getSubmapSize() const;
   
   private:
     bool isInside() const;
   
     void findSubmapParameters(
       const Position & center, const Length & length, const double rotation,
       Index & startIndex, Size & bufferSize) const;
   
     Position center_;
   
     Eigen::Array2d semiAxisSquare_;
   
     Eigen::Matrix2d transformMatrix_;
   
     std::shared_ptr<SubmapIterator> internalIterator_;
   
     Length mapLength_;
     Position mapPosition_;
     double resolution_;
     Size bufferSize_;
     Index bufferStartIndex_;
   
   public:
     EIGEN_MAKE_ALIGNED_OPERATOR_NEW
   };
   
   }  // namespace grid_map
   #endif  // GRID_MAP_CORE__ITERATORS__ELLIPSEITERATOR_HPP_