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Diffstat (limited to 'include/gudhi/Points_3D_off_io.h')
| -rw-r--r-- | include/gudhi/Points_3D_off_io.h | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/include/gudhi/Points_3D_off_io.h b/include/gudhi/Points_3D_off_io.h deleted file mode 100644 index 704f73a7..00000000 --- a/include/gudhi/Points_3D_off_io.h +++ /dev/null @@ -1,202 +0,0 @@ -/* This file is part of the Gudhi Library. The Gudhi library - * (Geometric Understanding in Higher Dimensions) is a generic C++ - * library for computational topology. - * - * Author(s): Vincent Rouvreau - * - * Copyright (C) 2015 Inria - * - * This program 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. - * - * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. - */ -#ifndef POINTS_3D_OFF_IO_H_ -#define POINTS_3D_OFF_IO_H_ - -#include <gudhi/Off_reader.h> - -#include <string> -#include <vector> -#include <fstream> -#include <map> - -namespace Gudhi { - -/** - * @brief OFF file visitor implementation according to Off_reader in order to read points from an OFF file. - */ -template<typename Point_3> -class Points_3D_off_visitor_reader { - private: - std::vector<Point_3> point_cloud_; - bool valid_; - - public: - /** @brief Off_reader visitor init implementation. - * - * The init parameters are set from OFF file header. - * Dimension value is required and the value must be 3. - * - * @param[in] dim space dimension of vertices. - * @param[in] num_vertices number of vertices in the OFF file (not used). - * @param[in] num_faces number of faces in the OFF file (not used). - * @param[in] num_edges number of edges in the OFF file (not used). - */ - void init(int dim, int num_vertices, int num_faces, int num_edges) { -#ifdef DEBUG_TRACES - std::cout << "Points_3D_off_visitor_reader::init - dim=" << dim << " - num_vertices=" << - num_vertices << " - num_faces=" << num_faces << " - num_edges=" << num_edges << std::endl; -#endif // DEBUG_TRACES - if (dim == 3) { - valid_ = true; - } else { - valid_ = false; - std::cerr << "Points_3D_off_reader::Points_3D_off_reader cannot read OFF files in dimension " << dim << "\n"; - } - - if (num_faces > 0) { - std::cerr << "Points_3D_off_visitor_reader::init faces are not taken into account from OFF file for Points.\n"; - } - if (num_edges > 0) { - std::cerr << "Points_3D_off_visitor_reader::init edges are not taken into account from OFF file for Points.\n"; - } - } - - /** @brief Off_reader visitor point implementation. - * - * The point function is called on each vertex line from OFF file. - * This function inserts the vertex in the vector of points. - * - * @param[in] point vector of vertex coordinates. - * - * @details - * Point_3 must have a constructor with the following form: - * - * @code template<class InputIterator > Point_3::Point_3(double x, double y, double z) @endcode - */ - void point(const std::vector<double>& point) { - if (valid_) { -#ifdef DEBUG_TRACES - std::cout << "Points_3D_off_visitor_reader::point "; - for (auto coordinate : point) { - std::cout << coordinate << " | "; - } - std::cout << std::endl; -#endif // DEBUG_TRACES - // Fill the point cloud - point_cloud_.push_back(Point_3(point[0], point[1], point[2])); - } - } - - // Off_reader visitor maximal_face implementation - Only points are read - - void maximal_face(const std::vector<int>& face) { } - - // Off_reader visitor done implementation - Only points are read - - void done() { } - - /** @brief Point cloud getter. - * - * @return The point cloud. - */ - const std::vector<Point_3>& get_point_cloud() const { - return point_cloud_; - } - - /** @brief Returns if the OFF file read operation was successful or not. - * - * @return OFF file read status. - */ - bool is_valid() const { - return valid_; - } -}; - -/** - * \@brief OFF file reader implementation in order to read dimension 3 points from an OFF file. - * - * @details - * This class is using the Points_3D_off_visitor_reader to visit the OFF file according to Off_reader. - * - * Point_3 must have a constructor with the following form: - * - * @code template<class InputIterator > Point_3::Point_3(double x, double y, double z) @endcode - * - * @section point3doffioexample Example - * - * This example loads points from an OFF file and builds a vector of CGAL points in dimension 3. - * Then, it is asked to display the points. - * - * @include common/example_CGAL_3D_points_off_reader.cpp - * - * When launching: - * - * @code $> ./cgal3Doffreader ../../data/points/tore3D_300.off - * @endcode - * - * the program output is: - * - * @include common/cgal3Doffreader_result.txt - */ -template<typename Point_3> -class Points_3D_off_reader { - public: - /** @brief Reads the OFF file and constructs a vector of points from the points - * that are in the OFF file. - * - * @param[in] name_file OFF file to read. - * - * @post Check with is_valid() function to see if read operation was successful. - */ - Points_3D_off_reader(const std::string& name_file) - : valid_(false) { - std::ifstream stream(name_file); - if (stream.is_open()) { - Off_reader off_reader(stream); - Points_3D_off_visitor_reader<Point_3> off_visitor; - valid_ = off_reader.read(off_visitor); - valid_ = valid_ && off_visitor.is_valid(); - if (valid_) { - point_cloud = off_visitor.get_point_cloud(); - } - } else { - std::cerr << "Points_3D_off_reader::Points_3D_off_reader could not open file " << name_file << "\n"; - } - } - - /** @brief Returns if the OFF file read operation was successful or not. - * - * @return OFF file read status. - */ - bool is_valid() const { - return valid_; - } - - /** @brief Point cloud getter. - * - * @return point_cloud. - */ - const std::vector<Point_3>& get_point_cloud() const { - return point_cloud; - } - - private: - /** @brief point_cloud.*/ - std::vector<Point_3> point_cloud; - /** @brief OFF file read status.*/ - bool valid_; -}; - -} // namespace Gudhi - -#endif // POINTS_3D_OFF_IO_H_ |