diff options
Diffstat (limited to 'src/Persistence_representations/example')
3 files changed, 56 insertions, 2 deletions
diff --git a/src/Persistence_representations/example/CMakeLists.txt b/src/Persistence_representations/example/CMakeLists.txt index 3142f19b..9be22085 100644 --- a/src/Persistence_representations/example/CMakeLists.txt +++ b/src/Persistence_representations/example/CMakeLists.txt @@ -46,3 +46,8 @@ add_executable ( Persistence_landscape_on_grid_exact persistence_landscape_on_gr add_test(NAME Persistence_landscape_on_grid_exact COMMAND $<TARGET_FILE:Persistence_landscape_on_grid_exact>) install(TARGETS Persistence_landscape_on_grid_exact DESTINATION bin) + +add_executable ( Betti_sequence betti_sequence.cpp ) +add_test(NAME Betti_sequence + COMMAND $<TARGET_FILE:Betti_sequence>) +install(TARGETS Betti_sequence DESTINATION bin) diff --git a/src/Persistence_representations/example/betti_sequence.cpp b/src/Persistence_representations/example/betti_sequence.cpp new file mode 100644 index 00000000..a422a822 --- /dev/null +++ b/src/Persistence_representations/example/betti_sequence.cpp @@ -0,0 +1,49 @@ +/* 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): Mathieu Carriere + * + * Copyright (C) 2018 INRIA (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/Betti_sequence.h> + +#include <iostream> +#include <vector> +#include <utility> + +using Persistence_diagram = Gudhi::Persistence_representations::Persistence_diagram; +using BS = Gudhi::Persistence_representations::Betti_sequence; + +int main(int argc, char** argv) { + + Persistence_diagram persistence; + + persistence.push_back(std::make_pair(1, 2)); + persistence.push_back(std::make_pair(6, 8)); + persistence.push_back(std::make_pair(0, 4)); + persistence.push_back(std::make_pair(3, 8)); + + double min_x = 0; double max_x = 8; int res_x = 1000; + + BS bs(persistence, min_x, max_x, res_x); + std::vector<int> B = bs.vectorize(); + + for(int i = 0; i < res_x; i++) std::cout << B[i] << ", "; + + return 0; +} diff --git a/src/Persistence_representations/example/persistence_landscape_on_grid_exact.cpp b/src/Persistence_representations/example/persistence_landscape_on_grid_exact.cpp index da27bc5a..9ce42649 100644 --- a/src/Persistence_representations/example/persistence_landscape_on_grid_exact.cpp +++ b/src/Persistence_representations/example/persistence_landscape_on_grid_exact.cpp @@ -38,13 +38,13 @@ int main(int argc, char** argv) { persistence.push_back(std::make_pair(0, 4)); persistence.push_back(std::make_pair(3, 8)); - int nb_ls = 3; double min_x = 0.0; double max_x = 10.0; int res_x = 100; + int nb_ls = 2; double min_x = 0; double max_x = 8; int res_x = 1000; LS ls(persistence, nb_ls, min_x, max_x, res_x); std::vector<std::vector<double> > L = ls.vectorize(); for(int i = 0; i < nb_ls; i++){ - for(int j = 0; j < res_x; j++) std::cout << L[i][j] << " "; + for(int j = 0; j < res_x; j++) std::cout << L[i][j] << ", "; std::cout << std::endl; } |