diff options
author | cjamin <cjamin@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-05-31 16:16:50 +0000 |
---|---|---|
committer | cjamin <cjamin@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-05-31 16:16:50 +0000 |
commit | 157e6fa3aa86e9de270a9f3a9b6b6acdc37abf5f (patch) | |
tree | a9182b81d3be79bbac34e6d478b3c636568bf313 /src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp | |
parent | 5e43df4722c5bff446a0b06ab423ff1126ed7316 (diff) |
Move 2 examples from Bitmap_cubical_complex to utilities
git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/add_utils_in_gudhi_v2@2492 636b058d-ea47-450e-bf9e-a15bfbe3eedb
Former-commit-id: 40e5f550edb48780d2cf1fe322a5c1d7dd5c80b0
Diffstat (limited to 'src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp')
-rw-r--r-- | src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp b/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp deleted file mode 100644 index 67735ba1..00000000 --- a/src/Bitmap_cubical_complex/example/Bitmap_cubical_complex.cpp +++ /dev/null @@ -1,80 +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): Pawel Dlotko - * - * Copyright (C) 2015 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 <gudhi/reader_utils.h> -#include <gudhi/Bitmap_cubical_complex.h> -#include <gudhi/Persistent_cohomology.h> - -// standard stuff -#include <iostream> -#include <string> -#include <vector> -#include <cstddef> - -int main(int argc, char** argv) { - std::cout << "This program computes persistent homology, by using bitmap_cubical_complex class, of cubical " << - "complexes provided in text files in Perseus style (the only numbered in the first line is a dimension D of a" << - "bitmap. In the lines I between 2 and D+1 there are numbers of top dimensional cells in the direction I. Let " << - "N denote product of the numbers in the lines between 2 and D. In the lines D+2 to D+2+N there are " << - "filtrations of top dimensional cells. We assume that the cells are in the lexicographical order. See " << - "CubicalOneSphere.txt or CubicalTwoSphere.txt for example.\n" << std::endl; - - if (argc != 2) { - std::cerr << "Wrong number of parameters. Please provide the name of a file with a Perseus style bitmap at " << - "the input. The program will now terminate.\n"; - return 1; - } - - typedef Gudhi::cubical_complex::Bitmap_cubical_complex_base<double> Bitmap_cubical_complex_base; - typedef Gudhi::cubical_complex::Bitmap_cubical_complex<Bitmap_cubical_complex_base> Bitmap_cubical_complex; - typedef Gudhi::persistent_cohomology::Field_Zp Field_Zp; - typedef Gudhi::persistent_cohomology::Persistent_cohomology<Bitmap_cubical_complex, Field_Zp> Persistent_cohomology; - - Bitmap_cubical_complex b(argv[1]); - - // Compute the persistence diagram of the complex - Persistent_cohomology pcoh(b); - int p = 2; - double min_persistence = 0; - - pcoh.init_coefficients(p); // initializes the coefficient field for homology - pcoh.compute_persistent_cohomology(min_persistence); - - std::string output_file_name(argv[1]); - output_file_name += "_persistence"; - - std::size_t last_in_path = output_file_name.find_last_of("/\\"); - - if (last_in_path != std::string::npos) { - output_file_name = output_file_name.substr(last_in_path+1); - } - - std::ofstream out(output_file_name.c_str()); - pcoh.output_diagram(out); - out.close(); - - std::cout << "Result in file: " << output_file_name << "\n"; - - return 0; -} - |