diff options
author | cjamin <cjamin@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-05-31 16:48:08 +0000 |
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committer | cjamin <cjamin@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-05-31 16:48:08 +0000 |
commit | 14f55cf58e9be168e6be635ddafebc6c86cc7eea (patch) | |
tree | dbe47ed41dd833626280de54ecbde703accad666 /src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h | |
parent | 5096889af20a04d25439ffbe5c37e663c11087bc (diff) |
Convert more examples into utilities
git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/add_utils_in_gudhi_v2@2494 636b058d-ea47-450e-bf9e-a15bfbe3eedb
Former-commit-id: 54fa703f0489cba059a8df973738118f6a092f70
Diffstat (limited to 'src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h')
-rw-r--r-- | src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h b/src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h new file mode 100644 index 00000000..7865e4ec --- /dev/null +++ b/src/Persistent_cohomology/utilities/alpha_complex_3d_helper.h @@ -0,0 +1,76 @@ +/* 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/>. + */ + +#ifndef ALPHA_COMPLEX_3D_HELPER_H_ +#define ALPHA_COMPLEX_3D_HELPER_H_ + +template<class Vertex_list, class Cell_handle> +Vertex_list from_cell(const Cell_handle& ch) { + Vertex_list the_list; + for (auto i = 0; i < 4; i++) { +#ifdef DEBUG_TRACES + std::cout << "from cell[" << i << "]=" << ch->vertex(i)->point() << std::endl; +#endif // DEBUG_TRACES + the_list.push_back(ch->vertex(i)); + } + return the_list; +} + +template<class Vertex_list, class Facet> +Vertex_list from_facet(const Facet& fct) { + Vertex_list the_list; + for (auto i = 0; i < 4; i++) { + if (fct.second != i) { +#ifdef DEBUG_TRACES + std::cout << "from facet=[" << i << "]" << fct.first->vertex(i)->point() << std::endl; +#endif // DEBUG_TRACES + the_list.push_back(fct.first->vertex(i)); + } + } + return the_list; +} + +template<class Vertex_list, class Edge_3> +Vertex_list from_edge(const Edge_3& edg) { + Vertex_list the_list; + for (auto i = 0; i < 4; i++) { + if ((edg.second == i) || (edg.third == i)) { +#ifdef DEBUG_TRACES + std::cout << "from edge[" << i << "]=" << edg.first->vertex(i)->point() << std::endl; +#endif // DEBUG_TRACES + the_list.push_back(edg.first->vertex(i)); + } + } + return the_list; +} + +template<class Vertex_list, class Vertex_handle> +Vertex_list from_vertex(const Vertex_handle& vh) { + Vertex_list the_list; +#ifdef DEBUG_TRACES + std::cout << "from vertex=" << vh->point() << std::endl; +#endif // DEBUG_TRACES + the_list.push_back(vh); + return the_list; +} + +#endif // ALPHA_COMPLEX_3D_HELPER_H_ |