PlyVisualization3D.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2019 CERN for the benefit of the Acts project
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#pragma once

#include "Acts/Definitions/Algebra.hpp"
#include "Acts/Visualization/IVisualization3D.hpp"
#include "Acts/Visualization/ViewConfig.hpp"

#include <array>
#include <fstream>
#include <string>
#include <utility>
#include <vector>

namespace Acts {

template <typename T = double>

class PlyVisualization3D : public IVisualization3D {
 public:
  static_assert(std::is_same_v<T, double> || std::is_same_v<T, float>,
                "Use either double or float");

  using ValueType = T;

  using VertexType = Eigen::Matrix<ValueType, 3, 1>;

  void vertex(const Vector3& vtx, ColorRGB color = {120, 120, 120}) final;

  void face(const std::vector<Vector3>& vtxs,
            ColorRGB color = {120, 120, 120}) final;

  void faces(const std::vector<Vector3>& vtxs,
             const std::vector<FaceType>& faces,
             ColorRGB color = {120, 120, 120}) final;

  void line(const Vector3& a, const Vector3& b,
            ColorRGB color = {120, 120, 120}) final;

  void write(const std::string& path) const final;

  void write(std::ostream& os) const final;

  void clear() final;

 private:
  std::vector<std::pair<VertexType, ColorRGB>> m_vertices;
  std::vector<FaceType> m_faces;
  std::vector<std::pair<std::pair<size_t, size_t>, ColorRGB>> m_edges;
};

#ifndef DOXYGEN
#include "detail/PlyVisualization3D.ipp"
#endif

}  // namespace Acts