SpinImage.h

#pragma once

#include <vector>
#include <Eigen/Core>
#include <Euclid/MeshUtil/MeshDefs.h>
#include <Euclid/Util/Memory.h>

namespace Euclid
{
template<typename Mesh>
class SpinImage
{
public:
    using Vector_3 = Vector_3_t<Mesh>;
    using FT = FT_t<Mesh>;

public:
    void build(const Mesh& mesh,
               const std::vector<Vector_3>* vnormals = nullptr,
               FT resolution = 0.0);

    template<typename Derived>
    void compute(Eigen::ArrayBase<Derived>& spin_img,
                 float bin_scale = 1.0f,
                 int image_width = 16,
                 float support_angle = 90.0f);

public:
    const Mesh* mesh = nullptr;

    ProPtr<const std::vector<Vector_3>> vnormals = nullptr;

    FT resolution = 0.0;
};

} // namespace Euclid

#include "src/SpinImage.cpp"