/**
* This file is part of ORB-SLAM3
*
* Copyright (C) 2017-2020 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 .
*/
#ifndef CAMERAMODELS_KANNALABRANDT8_H
#define CAMERAMODELS_KANNALABRANDT8_H
#include
#include
#include
#include
#include
#include
#include "GeometricCamera.h"
#include "TwoViewReconstruction.h"
namespace ORB_SLAM3 {
class KannalaBrandt8 final : public GeometricCamera {
public:
KannalaBrandt8() : precision(1e-6) {
mvParameters.resize(8);
mnId=nNextId++;
mnType = CAM_FISHEYE;
}
KannalaBrandt8(const std::vector _vParameters) : GeometricCamera(_vParameters), precision(1e-6), mvLappingArea(2,0) ,tvr(nullptr) {
assert(mvParameters.size() == 8);
mnId=nNextId++;
mnType = CAM_FISHEYE;
}
KannalaBrandt8(const std::vector _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);
cv::Point2f project(const cv::Matx31f &m3D);
cv::Point2f project(const cv::Mat& m3D);
Eigen::Vector2d project(const Eigen::Vector3d & v3D);
cv::Mat projectMat(const cv::Point3f& p3D);
float uncertainty2(const Eigen::Matrix &p2D);
cv::Point3f unproject(const cv::Point2f &p2D);
cv::Mat unprojectMat(const cv::Point2f &p2D);
cv::Matx31f unprojectMat_(const cv::Point2f &p2D);
cv::Mat projectJac(const cv::Point3f &p3D);
Eigen::Matrix projectJac(const Eigen::Vector3d& v3D);
cv::Mat unprojectJac(const cv::Point2f &p2D);
bool ReconstructWithTwoViews(const std::vector& vKeys1, const std::vector& vKeys2, const std::vector &vMatches12,
cv::Mat &R21, cv::Mat &t21, std::vector &vP3D, std::vector &vbTriangulated);
cv::Mat toK();
cv::Matx33f toK_();
bool epipolarConstrain(GeometricCamera* pCamera2, const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, const cv::Mat& R12, const cv::Mat& t12, const float sigmaLevel, const float unc);
bool epipolarConstrain_(GeometricCamera* pCamera2, const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, const cv::Matx33f& R12, const cv::Matx31f& t12, const float sigmaLevel, const float unc);
float TriangulateMatches(GeometricCamera* pCamera2, const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, const cv::Mat& R12, const cv::Mat& t12, const float sigmaLevel, const float unc, cv::Mat& p3D);
float TriangulateMatches_(GeometricCamera* pCamera2, const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, const cv::Matx33f& R12, const cv::Matx31f& t12, const float sigmaLevel, const float unc, cv::Matx31f& p3D);
std::vector mvLappingArea;
bool matchAndtriangulate(const cv::KeyPoint& kp1, const cv::KeyPoint& kp2, GeometricCamera* pOther,
cv::Mat& Tcw1, cv::Mat& Tcw2,
const float sigmaLevel1, const float sigmaLevel2,
cv::Mat& x3Dtriangulated);
friend std::ostream& operator<<(std::ostream& os, const KannalaBrandt8& kb);
friend std::istream& operator>>(std::istream& is, KannalaBrandt8& kb);
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 cv::Mat &Tcw1, const cv::Mat &Tcw2,cv::Mat &x3D);
void Triangulate_(const cv::Point2f &p1, const cv::Point2f &p2, const cv::Matx44f &Tcw1, const cv::Matx44f &Tcw2,cv::Matx31f &x3D);
};
}
//BOOST_CLASS_EXPORT_KEY(ORBSLAM2::KannalaBrandt8)
#endif //CAMERAMODELS_KANNALABRANDT8_H