ImageWarpingField.h

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#pragma once

#include "Open3D/Utility/IJsonConvertible.h"

namespace open3d {
namespace color_map {

class ImageWarpingField : public utility::IJsonConvertible {
public:
    ImageWarpingField();
    ImageWarpingField(int width, int height, int number_of_vertical_anchors);
    void InitializeWarpingFields(int width,
                                 int height,
                                 int number_of_vertical_anchors);
    Eigen::Vector2d QueryFlow(int i, int j) const;
    Eigen::Vector2d GetImageWarpingField(double u, double v) const;

public:
    bool ConvertToJsonValue(Json::Value &value) const override;
    bool ConvertFromJsonValue(const Json::Value &value) override;

public:
    Eigen::VectorXd flow_;
    int anchor_w_;
    int anchor_h_;
    double anchor_step_;
};

}  // namespace color_map
}  // namespace open3d