RGBDOdometryJacobian.h

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// The MIT License (MIT)
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#pragma once

#include <Eigen/Core>
#include <iostream>
#include <tuple>
#include <vector>

#include "Open3D/Odometry/OdometryOption.h"
#include "Open3D/Utility/Eigen.h"

namespace open3d {

namespace geometry {
class Image;
}

namespace geometry {
class RGBDImage;
}

namespace odometry {

typedef std::vector<Eigen::Vector4i, utility::Vector4i_allocator>
        CorrespondenceSetPixelWise;

class RGBDOdometryJacobian {
public:
    RGBDOdometryJacobian() {}
    virtual ~RGBDOdometryJacobian() {}

public:
    virtual void ComputeJacobianAndResidual(
            int row,
            std::vector<Eigen::Vector6d, utility::Vector6d_allocator> &J_r,
            std::vector<double> &r,
            const geometry::RGBDImage &source,
            const geometry::RGBDImage &target,
            const geometry::Image &source_xyz,
            const geometry::RGBDImage &target_dx,
            const geometry::RGBDImage &target_dy,
            const Eigen::Matrix3d &intrinsic,
            const Eigen::Matrix4d &extrinsic,
            const CorrespondenceSetPixelWise &corresps) const = 0;
};

class RGBDOdometryJacobianFromColorTerm : public RGBDOdometryJacobian {
public:
    RGBDOdometryJacobianFromColorTerm() {}
    ~RGBDOdometryJacobianFromColorTerm() override {}

public:
    void ComputeJacobianAndResidual(
            int row,
            std::vector<Eigen::Vector6d, utility::Vector6d_allocator> &J_r,
            std::vector<double> &r,
            const geometry::RGBDImage &source,
            const geometry::RGBDImage &target,
            const geometry::Image &source_xyz,
            const geometry::RGBDImage &target_dx,
            const geometry::RGBDImage &target_dy,
            const Eigen::Matrix3d &intrinsic,
            const Eigen::Matrix4d &extrinsic,
            const CorrespondenceSetPixelWise &corresps) const override;
};

class RGBDOdometryJacobianFromHybridTerm : public RGBDOdometryJacobian {
public:
    RGBDOdometryJacobianFromHybridTerm() {}
    ~RGBDOdometryJacobianFromHybridTerm() override {}

public:
    void ComputeJacobianAndResidual(
            int row,
            std::vector<Eigen::Vector6d, utility::Vector6d_allocator> &J_r,
            std::vector<double> &r,
            const geometry::RGBDImage &source,
            const geometry::RGBDImage &target,
            const geometry::Image &source_xyz,
            const geometry::RGBDImage &target_dx,
            const geometry::RGBDImage &target_dy,
            const Eigen::Matrix3d &intrinsic,
            const Eigen::Matrix4d &extrinsic,
            const CorrespondenceSetPixelWise &corresps) const override;
};

}  // namespace odometry
}  // namespace open3d