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ORB-SLAM3-UESTC/Workspace/include/CameraModels/KannalaBrandt8.h

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C++

/**
* This file is part of ORB-SLAM3
*
* Copyright (C) 2017-2021 Carlos Campos, Richard Elvira, Juan J. Gómez Rodríguez, José M.M. Montiel and Juan D. Tardós, University of Zaragoza.
* Copyright (C) 2014-2016 Raúl Mur-Artal, José M.M. Montiel and Juan D. Tardós, University of Zaragoza.
*
* ORB-SLAM3 is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* ORB-SLAM3 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with ORB-SLAM3.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CAMERAMODELS_KANNALABRANDT8_H
#define CAMERAMODELS_KANNALABRANDT8_H
#include <assert.h>
#include "GeometricCamera.h"
#include "TwoViewReconstruction.h"
namespace ORB_SLAM3 {
class KannalaBrandt8 : public GeometricCamera {
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive& ar, const unsigned int version)
{
ar & boost::serialization::base_object<GeometricCamera>(*this);
ar & const_cast<float&>(precision);
}
public:
KannalaBrandt8() : precision(1e-6) {
mvParameters.resize(8);
mnId=nNextId++;
mnType = CAM_FISHEYE;
}
KannalaBrandt8(const std::vector<float> _vParameters) : GeometricCamera(_vParameters), precision(1e-6), mvLappingArea(2,0) ,tvr(nullptr) {
assert(mvParameters.size() == 8);
mnId=nNextId++;
mnType = CAM_FISHEYE;
}
KannalaBrandt8(const std::vector<float> _vParameters, const float _precision) : GeometricCamera(_vParameters),
precision(_precision), mvLappingArea(2,0) {
assert(mvParameters.size() == 8);
mnId=nNextId++;
mnType = CAM_FISHEYE;
}
KannalaBrandt8(KannalaBrandt8* pKannala) : GeometricCamera(pKannala->mvParameters), precision(pKannala->precision), mvLappingArea(2,0) ,tvr(nullptr) {
assert(mvParameters.size() == 8);
mnId=nNextId++;
mnType = CAM_FISHEYE;
}
cv::Point2f project(const cv::Point3f &p3D);
Eigen::Vector2d project(const Eigen::Vector3d & v3D);
Eigen::Vector2f project(const Eigen::Vector3f & v3D);
Eigen::Vector2f projectMat(const cv::Point3f& p3D);
float uncertainty2(const Eigen::Matrix<double,2,1> &p2D);
Eigen::Vector3f unprojectEig(const cv::Point2f &p2D);
cv::Point3f unproject(const cv::Point2f &p2D);
Eigen::Matrix<double,2,3> projectJac(const Eigen::Vector3d& v3D);
bool ReconstructWithTwoViews(const std::vector<cv::KeyPoint>& vKeys1, const std::vector<cv::KeyPoint>& vKeys2, const std::vector<int> &vMatches12,
Sophus::SE3f &T21, std::vector<cv::Point3f> &vP3D, std::vector<bool> &vbTriangulated);
cv::Mat toK();
Eigen::Matrix3f toK_();
bool epipolarConstrain(GeometricCamera* pCamera2, const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, const Eigen::Matrix3f& R12, const Eigen::Vector3f& t12, const float sigmaLevel, const float unc);
float TriangulateMatches(GeometricCamera* pCamera2, const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, const Eigen::Matrix3f& R12, const Eigen::Vector3f& t12, const float sigmaLevel, const float unc, Eigen::Vector3f& p3D);
std::vector<int> mvLappingArea;
bool matchAndtriangulate(const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, GeometricCamera* pOther,
Sophus::SE3f& Tcw1, Sophus::SE3f& Tcw2,
const float sigmaLevel1, const float sigmaLevel2,
Eigen::Vector3f& x3Dtriangulated);
friend std::ostream& operator<<(std::ostream& os, const KannalaBrandt8& kb);
friend std::istream& operator>>(std::istream& is, KannalaBrandt8& kb);
float GetPrecision(){ return precision;}
bool IsEqual(GeometricCamera* pCam);
private:
const float precision;
//Parameters vector corresponds to
//[fx, fy, cx, cy, k0, k1, k2, k3]
TwoViewReconstruction* tvr;
void Triangulate(const cv::Point2f &p1, const cv::Point2f &p2, const Eigen::Matrix<float,3,4> &Tcw1,
const Eigen::Matrix<float,3,4> &Tcw2, Eigen::Vector3f &x3D);
};
}
#endif //CAMERAMODELS_KANNALABRANDT8_H