Pairings.h

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/* -------------------------------------------------------------------------
 *  A repertory of multi primitive-to-primitive (MP2P) ICP algorithms in C++
 * Copyright (C) 2018-2024 Jose Luis Blanco, University of Almeria
 * See LICENSE for license information.
 * ------------------------------------------------------------------------- */
#pragma once
 
#include <mp2p_icp/plane_patch.h>
#include <mp2p_icp/point_plane_pair_t.h>
#include <mp2p_icp/render_params.h>
#include <mrpt/containers/yaml.h>
#include <mrpt/math/TLine3D.h>
#include <mrpt/serialization/CSerializable.h>
#include <mrpt/tfest/TMatchingPair.h>
#include <mrpt/typemeta/TTypeName.h>
 
namespace mp2p_icp
{
struct matched_plane_t
{
    plane_patch_t p_global, p_local;
 
    matched_plane_t() = default;
    matched_plane_t(const plane_patch_t& pl_this, const plane_patch_t& pl_other)
        : p_global(pl_this), p_local(pl_other)
    {
    }
 
    DECLARE_TTYPENAME_CLASSNAME(mp2p_icp::matched_plane_t)
};
using MatchedPlaneList = std::vector<matched_plane_t>;
 
struct matched_line_t
{
    mrpt::math::TLine3D ln_global, ln_local;
 
    DECLARE_TTYPENAME_CLASSNAME(mp2p_icp::matched_line_t)
};
using MatchedLineList = std::vector<matched_line_t>;
 
struct point_line_pair_t
{
    mrpt::math::TLine3D  ln_global;
    mrpt::math::TPoint3D pt_local;
 
    point_line_pair_t() = default;
    point_line_pair_t(const mrpt::math::TLine3D& l_global, const mrpt::math::TPoint3D& p_local)
        : ln_global(l_global), pt_local(p_local)
    {
    }
 
    DECLARE_TTYPENAME_CLASSNAME(mp2p_icp::point_line_pair_t)
};
 
using MatchedPointLineList = std::vector<point_line_pair_t>;
 
struct Pairings
{
    Pairings() = default;
    virtual ~Pairings();
 
    mrpt::tfest::TMatchingPairList paired_pt2pt;
    MatchedPointLineList           paired_pt2ln;
    MatchedPointPlaneList          paired_pt2pl;
    MatchedLineList                paired_ln2ln;
    MatchedPlaneList               paired_pl2pl;
 
    uint64_t potential_pairings = 0;
 
    std::vector<std::pair<std::size_t, double>> point_weights;
 
    virtual bool empty() const
    {
        return paired_pt2pt.empty() && paired_pl2pl.empty() && paired_ln2ln.empty() &&
               paired_pt2ln.empty() && paired_pt2pl.empty();
    }
 
    virtual size_t size() const;
 
    virtual std::string contents_summary() const;
 
    virtual void push_back(const Pairings& o);
 
    virtual void push_back(Pairings&& o);
 
    virtual void serializeTo(mrpt::serialization::CArchive& out) const;
    virtual void serializeFrom(mrpt::serialization::CArchive& in);
 
    virtual auto get_visualization(
        const mrpt::poses::CPose3D&     localWrtGlobal,
        const pairings_render_params_t& p = pairings_render_params_t()) const
        -> std::shared_ptr<mrpt::opengl::CSetOfObjects>;
 
    virtual void get_visualization_pt2pt(
        mrpt::opengl::CSetOfObjects& o, const mrpt::poses::CPose3D& localWrtGlobal,
        const render_params_pairings_pt2pt_t& p) const;
 
    virtual void get_visualization_pt2pl(
        mrpt::opengl::CSetOfObjects& o, const mrpt::poses::CPose3D& localWrtGlobal,
        const render_params_pairings_pt2pl_t& p) const;
 
    virtual void get_visualization_pt2ln(
        mrpt::opengl::CSetOfObjects& o, const mrpt::poses::CPose3D& localWrtGlobal,
        const render_params_pairings_pt2ln_t& p) const;
 
    DECLARE_TTYPENAME_CLASSNAME(mp2p_icp::Pairings)
};
 
mrpt::serialization::CArchive& operator<<(mrpt::serialization::CArchive& out, const Pairings& obj);
 
mrpt::serialization::CArchive& operator>>(mrpt::serialization::CArchive& in, Pairings& obj);
 
struct OutlierIndices
{
    std::vector<std::size_t> point2point;
    std::vector<std::size_t> line2line;
    std::vector<std::size_t> plane2plane;
 
    inline bool empty() const
    {
        return point2point.empty() && line2line.empty() && plane2plane.empty();
    }
    inline std::size_t size() const
    {
        return point2point.size() + line2line.size() + plane2plane.size();
    }
};
 
std::tuple<mrpt::math::TPoint3D, mrpt::math::TPoint3D> eval_centroids_robust(
    const Pairings& in, const OutlierIndices& outliers);
 
}  // namespace mp2p_icp
 
namespace mrpt::serialization
{
CArchive& operator<<(CArchive& out, const mp2p_icp::point_line_pair_t& obj);
CArchive& operator>>(CArchive& in, mp2p_icp::point_line_pair_t& obj);
 
CArchive& operator<<(CArchive& out, const mp2p_icp::point_plane_pair_t& obj);
CArchive& operator>>(CArchive& in, mp2p_icp::point_plane_pair_t& obj);
 
CArchive& operator<<(CArchive& out, const mp2p_icp::matched_line_t& obj);
CArchive& operator>>(CArchive& in, mp2p_icp::matched_line_t& obj);
 
CArchive& operator<<(CArchive& out, const mp2p_icp::matched_plane_t& obj);
CArchive& operator>>(CArchive& in, mp2p_icp::matched_plane_t& obj);
 
}  // namespace mrpt::serialization