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Diffstat (limited to 'example/Simplex_tree/simplex_tree_from_cliques_of_graph.cpp')
-rw-r--r-- | example/Simplex_tree/simplex_tree_from_cliques_of_graph.cpp | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/example/Simplex_tree/simplex_tree_from_cliques_of_graph.cpp b/example/Simplex_tree/simplex_tree_from_cliques_of_graph.cpp deleted file mode 100644 index 6d70f3d1..00000000 --- a/example/Simplex_tree/simplex_tree_from_cliques_of_graph.cpp +++ /dev/null @@ -1,121 +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): Clément Maria - * - * Copyright (C) 2014 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/>. - */ - -#include <gudhi/reader_utils.h> -#include <gudhi/Simplex_tree.h> - -#include <iostream> -#include <ctime> -#include <string> -#include <utility> // for std::pair - -using namespace Gudhi; - -typedef int Vertex_handle; -typedef double Filtration_value; -typedef boost::adjacency_list < boost::vecS, boost::vecS, boost::undirectedS, - boost::property < vertex_filtration_t, Filtration_value >, - boost::property < edge_filtration_t, Filtration_value > > Graph_t; - -int main(int argc, char * const argv[]) { - if (argc != 3) { - std::cerr << "Usage: " << argv[0] - << " path_to_file_graph max_dim \n"; - return 0; - } - std::string filegraph = argv[1]; - int max_dim = atoi(argv[2]); - - clock_t start, end; - // Construct the Simplex Tree - Simplex_tree<> st; - - start = clock(); - auto g = read_graph<Graph_t, Filtration_value, Vertex_handle>(filegraph); - // insert the graph in the simplex tree as 1-skeleton - st.insert_graph(g); - end = clock(); - std::cout << "Insert the 1-skeleton in the simplex tree in " - << static_cast<double>(end - start) / CLOCKS_PER_SEC << " s. \n"; - - start = clock(); - // expand the 1-skeleton until dimension max_dim - st.expansion(max_dim); - end = clock(); - std::cout << "max_dim = " << max_dim << "\n"; - std::cout << "Expand the simplex tree in " - << static_cast<double>(end - start) / CLOCKS_PER_SEC << " s. \n"; - - std::cout << "Information of the Simplex Tree: " << std::endl; - std::cout << " Number of vertices = " << st.num_vertices() << " "; - std::cout << " Number of simplices = " << st.num_simplices() << std::endl; - std::cout << std::endl << std::endl; - - std::cout << "Iterator on vertices: "; - for (auto vertex : st.complex_vertex_range()) { - std::cout << vertex << " "; - } - - std::cout << std::endl; - - std::cout << std::endl << std::endl; - - std::cout << "Iterator on simplices: " << std::endl; - for (auto simplex : st.complex_simplex_range()) { - std::cout << " "; - for (auto vertex : st.simplex_vertex_range(simplex)) { - std::cout << vertex << " "; - } - std::cout << std::endl; - } - - std::cout << std::endl << std::endl; - - std::cout << "Iterator on Simplices in the filtration, with [filtration value]:" << std::endl; - for (auto f_simplex : st.filtration_simplex_range()) { - std::cout << " " << "[" << st.filtration(f_simplex) << "] "; - for (auto vertex : st.simplex_vertex_range(f_simplex)) { - std::cout << vertex << " "; - } - std::cout << std::endl; - } - - std::cout << std::endl << std::endl; - - std::cout << "Iterator on Simplices in the filtration, and their boundary simplices:" << std::endl; - for (auto f_simplex : st.filtration_simplex_range()) { - std::cout << " " << "[" << st.filtration(f_simplex) << "] "; - for (auto vertex : st.simplex_vertex_range(f_simplex)) { - std::cout << vertex << " "; - } - std::cout << std::endl; - - for (auto b_simplex : st.boundary_simplex_range(f_simplex)) { - std::cout << " " << "[" << st.filtration(b_simplex) << "] "; - for (auto vertex : st.simplex_vertex_range(b_simplex)) { - std::cout << vertex << " "; - } - std::cout << std::endl; - } - } - return 0; -} |