CIncrementalNodeRegistrationDecider.h

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/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          https://www.mrpt.org/                         |
   |                                                                        |
   | Copyright (c) 2005-2019, Individual contributors, see AUTHORS file     |
   | See: https://www.mrpt.org/Authors - All rights reserved.               |
   | Released under BSD License. See: https://www.mrpt.org/License          |
   +------------------------------------------------------------------------+ */

#pragma once

#include <mrpt/config/CConfigFileBase.h>
#include <mrpt/config/CLoadableOptions.h>
#include <mrpt/poses/CPose2D.h>
#include <mrpt/poses/CPose3D.h>

#include <mrpt/graphslam/interfaces/CNodeRegistrationDecider.h>

namespace mrpt::graphslam::deciders
{
/**\brief Incremental Node registration decider. Decider adds new nodes in the
 * graph in an incremental fashion (adding nodes at the end of the graph)
 *
 * ### .ini Configuration Parameters
 *
 * \htmlinclude config_params_preamble.txt
 *
 * - \b class_verbosity
 *   + \a Section       : NodeRegistrationDeciderParameters
 *   + \a default value : 1 (mrpt::system::LVL_INFO)
 *   + \a Required      : FALSE
 *
 * - \b registration_max_distance
 *  + \a Section       : NodeRegistrationDeciderParameters
 *  + \a Default value : 0.5 // meters
 *  + \a Required      : FALSE
 *
 * - \b registration_max_angle
 *  + \a Section       : NodeRegistrationDeciderParameters
 *  + \a Default value : 10 // degrees
 *  + \a Required      : FALSE
 *
 * \ingroup mrpt_graphslam_grp
 *
 */
template <class GRAPH_T>
class CIncrementalNodeRegistrationDecider
    : public virtual mrpt::graphslam::deciders::CNodeRegistrationDecider<
          GRAPH_T>
{
   public:
    using constraint_t = typename GRAPH_T::constraint_t;
    using pose_t = typename GRAPH_T::constraint_t::type_value;
    using global_pose_t = typename GRAPH_T::global_pose_t;
    using decider_t = CIncrementalNodeRegistrationDecider<GRAPH_T>;
    using parent_t =
        mrpt::graphslam::deciders::CNodeRegistrationDecider<GRAPH_T>;

    CIncrementalNodeRegistrationDecider() = default;
    virtual ~CIncrementalNodeRegistrationDecider() = default;

    /**\name Registration Conditions Specifiers
     */
    /**\{ */
    /**\brief If estimated position surpasses the registration max values since
     * the previous registered node, register a new node in the graph.
     *
     * \return True on successful registration.
     */
    virtual bool checkRegistrationCondition();
    virtual bool checkRegistrationConditionPose(
        const mrpt::poses::CPose2D& p1, const mrpt::poses::CPose2D& p2) const;
    virtual bool checkRegistrationConditionPose(
        const mrpt::poses::CPose3D& p1, const mrpt::poses::CPose3D& p2) const;
    /**\} */

    virtual void loadParams(const std::string& source_fname);
    virtual void printParams() const;
    virtual void getDescriptiveReport(std::string* report_str) const;

   protected:
    /**\brief Parameters structure for managing the relevant to the decider
     * variables in a compact manner
     */
    struct TParams : public mrpt::config::CLoadableOptions
    {
       public:
        TParams() = default;
        ~TParams() = default;

        void loadFromConfigFile(
            const mrpt::config::CConfigFileBase& source,
            const std::string& section);
        void dumpToTextStream(std::ostream& out) const;
        /**\brief Return a string with the configuration parameters
         */
        void getAsString(std::string* params_out) const;
        std::string getAsString() const;

        // max values for new node registration
        double registration_max_distance;
        double registration_max_angle;
    };

    TParams params;

   private:
};
}  // namespace mrpt::graphslam::deciders
#include "CIncrementalNodeRegistrationDecider_impl.h"