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Diffstat (limited to 'data/points/generator/hypergenerator.cpp')
-rw-r--r-- | data/points/generator/hypergenerator.cpp | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/data/points/generator/hypergenerator.cpp b/data/points/generator/hypergenerator.cpp deleted file mode 100644 index 5831de18..00000000 --- a/data/points/generator/hypergenerator.cpp +++ /dev/null @@ -1,133 +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) 2014 INRIA Saclay (France) - * - * 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/>. - */ - -#include <CGAL/Epick_d.h> -#include <CGAL/point_generators_d.h> -#include <CGAL/algorithm.h> -#include <CGAL/assertions.h> - -#include <iostream> -#include <iterator> -#include <vector> -#include <fstream> // for std::ofstream -#include <cstdlib> - -typedef CGAL::Epick_d< CGAL::Dynamic_dimension_tag > K; -typedef K::Point_d Point; - -void usage(char * const progName) { - std::cerr << "Usage: " << progName << " in|on sphere|cube off_file_name points_number[integer > 0] " << - "dimension[integer > 1] radius[double > 0.0 | default = 1.0]" << std::endl; - exit(-1); -} - -int main(int argc, char **argv) { - // program args management - if ((argc != 6) && (argc != 7)) { - std::cerr << "Error: Number of arguments (" << argc << ") is not correct" << std::endl; - usage(argv[0]); - } - - int points_number = atoi(argv[4]); - if (points_number <= 0) { - std::cerr << "Error: " << argv[4] << " is not correct" << std::endl; - usage(argv[0]); - } - - int dimension = atoi(argv[5]); - if (dimension <= 0) { - std::cerr << "Error: " << argv[5] << " is not correct" << std::endl; - usage(argv[0]); - } - - double radius = 1.0; - if (argc == 7) { - radius = atof(argv[6]); - if (radius <= 0.0) { - std::cerr << "Error: " << argv[6] << " is not correct" << std::endl; - usage(argv[0]); - } - } - - bool in = false; - if (strcmp(argv[1], "in") == 0) { - in = true; - } else if (strcmp(argv[1], "on") != 0) { - std::cerr << "Error: " << argv[1] << " is not correct" << std::endl; - usage(argv[0]); - } - - bool sphere = false; - if (memcmp(argv[2], "sphere", sizeof("sphere")) == 0) { - sphere = true; - } else if (memcmp(argv[2], "cube", sizeof("cube")) != 0) { - std::cerr << "Error: " << argv[2] << " is not correct" << std::endl; - usage(argv[0]); - } - - std::ofstream diagram_out(argv[3]); - if (dimension == 3) { - diagram_out << "OFF" << std::endl; - diagram_out << points_number << " 0 0" << std::endl; - } else { - diagram_out << "nOFF" << std::endl; - diagram_out << dimension << " " << points_number << " 0 0" << std::endl; - } - - if (diagram_out.is_open()) { - // Instanciate a random point generator - CGAL::Random rng(0); - // Generate "points_number" random points in a vector - std::vector<Point> points; - if (in) { - if (sphere) { - CGAL::Random_points_in_ball_d<Point> rand_it(dimension, radius, rng); - CGAL::cpp11::copy_n(rand_it, points_number, std::back_inserter(points)); - } else { - CGAL::Random_points_in_cube_d<Point> rand_it(dimension, radius, rng); - CGAL::cpp11::copy_n(rand_it, points_number, std::back_inserter(points)); - } - } else { // means "on" - if (sphere) { - CGAL::Random_points_on_sphere_d<Point> rand_it(dimension, radius, rng); - CGAL::cpp11::copy_n(rand_it, points_number, std::back_inserter(points)); - } else { - std::cerr << "Sorry: on cube is not available" << std::endl; - usage(argv[0]); - } - } - - for (auto thePoint : points) { - int i = 0; - for (; i < dimension - 1; i++) { - diagram_out << thePoint[i] << " "; - } - diagram_out << thePoint[i] << std::endl; // last point + Carriage Return - } - } else { - std::cerr << "Error: " << argv[3] << " cannot be opened" << std::endl; - usage(argv[0]); - } - - return 0; -} - |