From ff6ad8b959f6c20380f3d68ebb1bbbf1224adcfd Mon Sep 17 00:00:00 2001 From: vrouvrea Date: Tue, 13 Oct 2015 15:34:28 +0000 Subject: Manual merge of skb_simplex_insertion after last trunk big modifications on Skbl git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/skb_simplex_insertion_merge@855 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: d7f7721e2963de439a28040196423d4c0df07d3f --- .../example/Skeleton_blocker_from_simplices.cpp | 29 +- .../example/Skeleton_blocker_iteration.cpp | 7 +- .../example/Skeleton_blocker_link.cpp | 2 +- .../include/gudhi/Skeleton_blocker.h | 33 +- .../Skeleton_blocker_complex_visitor.h | 10 +- .../Skeleton_blocker_link_superior.h | 6 +- .../Skeleton_blocker/Skeleton_blocker_off_io.h | 8 +- .../Skeleton_blocker_sub_complex.h | 24 +- .../include/gudhi/Skeleton_blocker/internal/Trie.h | 34 +- .../Skeleton_blockers_blockers_iterators.h | 4 +- .../Skeleton_blockers_simplices_iterators.h | 109 +- .../Skeleton_blockers_triangles_iterators.h | 18 +- .../include/gudhi/Skeleton_blocker_complex.h | 176 ++- .../gudhi/Skeleton_blocker_geometric_complex.h | 10 +- .../include/gudhi/Skeleton_blocker_link_complex.h | 53 +- .../gudhi/Skeleton_blocker_simplifiable_complex.h | 92 +- src/Skeleton_blocker/test/TestGeometricComplex.cpp | 154 +- src/Skeleton_blocker/test/TestSimplifiable.cpp | 620 ++++---- .../test/TestSkeletonBlockerComplex.cpp | 1632 ++++++++++---------- 19 files changed, 1605 insertions(+), 1416 deletions(-) (limited to 'src/Skeleton_blocker') diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp index 2738c01c..5935a56d 100644 --- a/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp +++ b/src/Skeleton_blocker/example/Skeleton_blocker_from_simplices.cpp @@ -35,24 +35,23 @@ using namespace skbl; typedef Skeleton_blocker_complex Complex; typedef Complex::Vertex_handle Vertex_handle; -typedef Complex::Simplex_handle Simplex_handle; -typedef Complex::Simplex_handle Simplex; +typedef Complex::Simplex Simplex; int main(int argc, char *argv[]) { - std::vector simplices; + std::vector simplices; // add 4 triangles of a tetrahedron 0123 - simplices.push_back(Simplex_handle(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3))); - simplices.push_back(Simplex_handle(Vertex_handle(3), Vertex_handle(0), Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(3), Vertex_handle(0), Vertex_handle(1))); + simplices.push_back(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3))); + simplices.push_back(Simplex(Vertex_handle(3), Vertex_handle(0), Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(3), Vertex_handle(0), Vertex_handle(1))); // get complex from top faces Complex complex(make_complex_from_top_faces(simplices.begin(), simplices.end())); std::cout << "Simplices:" << std::endl; - for (const Simplex & s : complex.simplex_range()) + for (const Simplex & s : complex.complex_simplex_range()) std::cout << s << " "; std::cout << std::endl; @@ -61,16 +60,16 @@ int main(int argc, char *argv[]) { // now build a complex from its full list of simplices simplices.clear(); - simplices.push_back(Simplex_handle(Vertex_handle(0))); - simplices.push_back(Simplex_handle(Vertex_handle(1))); - simplices.push_back(Simplex_handle(Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(0), Vertex_handle(1))); - simplices.push_back(Simplex_handle(Vertex_handle(1), Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(2), Vertex_handle(0))); + simplices.push_back(Simplex(Vertex_handle(0))); + simplices.push_back(Simplex(Vertex_handle(1))); + simplices.push_back(Simplex(Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(0), Vertex_handle(1))); + simplices.push_back(Simplex(Vertex_handle(1), Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(2), Vertex_handle(0))); complex = Complex(simplices.begin(), simplices.end()); std::cout << "Simplices:" << std::endl; - for (const Simplex & s : complex.simplex_range()) + for (const Simplex & s : complex.complex_simplex_range()) std::cout << s << " "; std::cout << std::endl; diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp index 69557694..41b5ee00 100644 --- a/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp +++ b/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp @@ -37,7 +37,7 @@ using namespace skbl; typedef Skeleton_blocker_complex Complex; typedef Complex::Vertex_handle Vertex_handle; -typedef Complex::Simplex_handle Simplex; +typedef Complex::Simplex Simplex; Complex build_complete_complex(int n) { // build a full complex with n vertices and 2^n-1 simplices @@ -46,8 +46,7 @@ Complex build_complete_complex(int n) { complex.add_vertex(); for (int i = 0; i < n; i++) for (int j = 0; j < i; j++) - // note that add_edge, add the edge and all its cofaces - complex.add_edge(Vertex_handle(i), Vertex_handle(j)); + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); return complex; } @@ -77,7 +76,7 @@ int main(int argc, char *argv[]) { // we use a reference to a simplex instead of a copy // value here because a simplex is a set of integers // and copying it cost time - for (const Simplex & s : complex.simplex_range()) { + for (const Simplex & s : complex.complex_simplex_range()) { ++num_simplices; if (s.dimension() % 2 == 0) euler += 1; diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp index 002cbc49..5c717938 100644 --- a/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp +++ b/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp @@ -35,7 +35,7 @@ using namespace skbl; typedef Skeleton_blocker_complex Complex; typedef Complex::Vertex_handle Vertex_handle; typedef Complex::Root_vertex_handle Root_vertex_handle; -typedef Complex::Simplex_handle Simplex; +typedef Complex::Simplex Simplex; int main(int argc, char *argv[]) { // build a full complex with 4 vertices and 2^4-1 simplices diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker.h index 792a7994..e1f53f48 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker.h @@ -129,7 +129,7 @@ of a simplicial complex. \code{.cpp} typedef Skeleton_blocker_complex Complex; typedef Complex::Vertex_handle Vertex_handle; - typedef Complex::Simplex_handle Simplex; + typedef Complex::Simplex Simplex; const int n = 15; @@ -139,8 +139,7 @@ of a simplicial complex. complex.add_vertex(); for(int i=0;i simplices; + std::vector simplices; //add 4 triangles of a tetrahedron 0123 - simplices.push_back(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(1),Vertex_handle(2),Vertex_handle(3))); - simplices.push_back(Simplex_handle(Vertex_handle(3),Vertex_handle(0),Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(3),Vertex_handle(0),Vertex_handle(1))); + simplices.push_back(Simplex(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(1),Vertex_handle(2),Vertex_handle(3))); + simplices.push_back(Simplex(Vertex_handle(3),Vertex_handle(0),Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(3),Vertex_handle(0),Vertex_handle(1))); Complex complex; //get complex from top faces make_complex_from_top_faces(complex,simplices.begin(),simplices.end()); std::cout << "Simplices:"<(parent_complex, alpha_parent_adress, true) { } diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_off_io.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_off_io.h index ec000986..ad2d2f85 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_off_io.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_off_io.h @@ -61,7 +61,7 @@ class Skeleton_blocker_off_flag_visitor_reader { if (!load_only_points_) { for (size_t i = 0; i < face.size(); ++i) for (size_t j = i + 1; j < face.size(); ++j) { - complex_.add_edge(Vertex_handle(face[i]), Vertex_handle(face[j])); + complex_.add_edge_without_blockers(Vertex_handle(face[i]), Vertex_handle(face[j])); } } } @@ -76,12 +76,12 @@ template class Skeleton_blocker_off_visitor_reader { Complex& complex_; typedef typename Complex::Vertex_handle Vertex_handle; - typedef typename Complex::Simplex_handle Simplex_handle; + typedef typename Complex::Simplex Simplex; typedef typename Complex::Point Point; const bool load_only_points_; std::vector points_; - std::vector maximal_faces_; + std::vector maximal_faces_; public: explicit Skeleton_blocker_off_visitor_reader(Complex& complex, bool load_only_points = false) : @@ -99,7 +99,7 @@ class Skeleton_blocker_off_visitor_reader { void maximal_face(const std::vector& face) { if (!load_only_points_) { - Simplex_handle s; + Simplex s; for (auto x : face) s.add_vertex(Vertex_handle(x)); maximal_faces_.emplace_back(s); diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_sub_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_sub_complex.h index b33b9606..50a83345 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_sub_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_sub_complex.h @@ -66,12 +66,12 @@ class Skeleton_blocker_sub_complex : public ComplexType { public: using ComplexType::add_vertex; - using ComplexType::add_edge; + using ComplexType::add_edge_without_blockers; using ComplexType::add_blocker; typedef typename ComplexType::Vertex_handle Vertex_handle; typedef typename ComplexType::Root_vertex_handle Root_vertex_handle; - typedef typename ComplexType::Simplex_handle Simplex_handle; + typedef typename ComplexType::Simplex Simplex; typedef typename ComplexType::Root_simplex_handle Root_simplex_handle; protected: @@ -109,11 +109,11 @@ class Skeleton_blocker_sub_complex : public ComplexType { * It assumes that both vertices corresponding to v1_root and v2_root are present * in the sub-complex. */ - void add_edge(Root_vertex_handle v1_root, Root_vertex_handle v2_root) { + void add_edge_without_blockers(Root_vertex_handle v1_root, Root_vertex_handle v2_root) { auto v1_sub(this->get_address(v1_root)); auto v2_sub(this->get_address(v2_root)); assert(v1_sub && v2_sub); - this->ComplexType::add_edge(*v1_sub, *v2_sub); + this->ComplexType::add_edge_without_blockers(*v1_sub, *v2_sub); } /** @@ -124,7 +124,7 @@ class Skeleton_blocker_sub_complex : public ComplexType { void add_blocker(const Root_simplex_handle& blocker_root) { auto blocker_sub = this->get_address(blocker_root); assert(blocker_sub); - this->add_blocker(new Simplex_handle(*blocker_sub)); + this->add_blocker(new Simplex(*blocker_sub)); } public: @@ -133,7 +133,7 @@ class Skeleton_blocker_sub_complex : public ComplexType { * vertices of 'simplex'. */ void make_restricted_complex(const ComplexType & parent_complex, - const Simplex_handle& simplex) { + const Simplex& simplex) { this->clear(); // add vertices to the sub complex for (auto x : simplex) { @@ -145,11 +145,11 @@ class Skeleton_blocker_sub_complex : public ComplexType { // add edges to the sub complex for (auto x : simplex) { // x_neigh is the neighbor of x intersected with vertices_simplex - Simplex_handle x_neigh; + Simplex x_neigh; parent_complex.add_neighbours(x, x_neigh, true); x_neigh.intersection(simplex); for (auto y : x_neigh) { - this->add_edge(parent_complex[x].get_id(), parent_complex[y].get_id()); + this->add_edge_without_blockers(parent_complex[x].get_id(), parent_complex[y].get_id()); } } @@ -158,9 +158,9 @@ class Skeleton_blocker_sub_complex : public ComplexType { // check if it is the first time we encounter the blocker if (simplex.contains(*blocker)) { Root_simplex_handle blocker_root(parent_complex.get_id(*(blocker))); - Simplex_handle blocker_restr( + Simplex blocker_restr( *(this->get_simplex_address(blocker_root))); - this->add_blocker(new Simplex_handle(blocker_restr)); + this->add_blocker(new Simplex(blocker_restr)); } } } @@ -188,7 +188,7 @@ class Skeleton_blocker_sub_complex : public ComplexType { // * Allocates a simplex in L corresponding to the simplex s in K // * with its local adresses and returns an AddressSimplex. // */ - // boost::optional get_address(const Root_simplex_handle & s) const; + // boost::optional get_address(const Root_simplex_handle & s) const; // private: /** @@ -220,7 +220,7 @@ bool proper_face_in_union( // we test that all vertices of 'addresses_sigma_in_link' but 'vertex_to_be_ignored' // are in link1 if it is the case we construct the corresponding simplex bool vertices_sigma_are_in_link = true; - typename ComplexType::Simplex_handle sigma_in_link; + typename ComplexType::Simplex sigma_in_link; for (int i = 0; i < addresses_sigma_in_link.size(); ++i) { if (i != vertex_to_be_ignored) { if (!addresses_sigma_in_link[i]) { diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h index aa0416ef..499980c4 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h @@ -36,7 +36,7 @@ namespace skbl { template struct Trie { - typedef SimplexHandle Simplex_handle; + typedef SimplexHandle Simplex; typedef typename SimplexHandle::Vertex_handle Vertex_handle; Vertex_handle v; @@ -64,7 +64,7 @@ struct Trie { } } - typedef typename Simplex_handle::Simplex_vertex_const_iterator Simplex_vertex_const_iterator; + typedef typename Simplex::Simplex_vertex_const_iterator Simplex_vertex_const_iterator; Trie* make_trie(Simplex_vertex_const_iterator s_it, Simplex_vertex_const_iterator s_end) { if (s_it == s_end) { @@ -97,7 +97,7 @@ struct Trie { return; } - void maximal_faces_helper(std::vector& res) const { + void maximal_faces_helper(std::vector& res) const { if (is_leaf()) res.push_back(simplex()); else for (auto child : childs) @@ -108,14 +108,14 @@ struct Trie { /** * adds the simplex to the trie */ - void add_simplex(const Simplex_handle& s) { + void add_simplex(const Simplex& s) { if (s.empty()) return; assert(v == s.first_vertex()); add_simplex_helper(s.begin(), s.end()); } - std::vector maximal_faces() const { - std::vector res; + std::vector maximal_faces() const { + std::vector res; maximal_faces_helper(res); return res; } @@ -123,14 +123,14 @@ struct Trie { /** * Goes to the root in the trie to consitute simplex */ - void add_vertices_up_to_the_root(Simplex_handle& res) const { + void add_vertices_up_to_the_root(Simplex& res) const { res.add_vertex(v); if (parent_) parent_->add_vertices_up_to_the_root(res); } - Simplex_handle simplex() const { - Simplex_handle res; + Simplex simplex() const { + Simplex res; add_vertices_up_to_the_root(res); return res; } @@ -156,7 +156,7 @@ struct Trie { /** * true iff the simplex corresponds to one node in the trie */ - bool contains(const Simplex_handle& s) const { + bool contains(const Simplex& s) const { Trie const* current = this; if (s.empty()) return true; if (current->v != s.first_vertex()) return false; @@ -196,9 +196,9 @@ struct Trie { template struct Tries { typedef typename SimplexHandle::Vertex_handle Vertex_handle; - typedef SimplexHandle Simplex_handle; + typedef SimplexHandle Simplex; - typedef Trie STrie; + typedef Trie STrie; template Tries(unsigned num_vertices, SimpleHandleOutputIterator simplex_begin, SimpleHandleOutputIterator simplex_end) : @@ -218,14 +218,14 @@ struct Tries { // return a simplex that consists in all u such uv is an edge and u>v - Simplex_handle positive_neighbors(Vertex_handle v) const { - Simplex_handle res; + Simplex positive_neighbors(Vertex_handle v) const { + Simplex res; for (auto child : cofaces_[v]->childs) res.add_vertex(child->v); return res; } - bool contains(const Simplex_handle& s) const { + bool contains(const Simplex& s) const { auto first_v = s.first_vertex(); return cofaces_[first_v]->contains(s); } @@ -238,8 +238,8 @@ struct Tries { // init_next_dimension must be called first - std::vector next_dimension_simplices() const { - std::vector res; + std::vector next_dimension_simplices() const { + std::vector res; while (!to_see_.empty() && to_see_.front()->simplex().dimension() == current_dimension_) { res.emplace_back(to_see_.front()->simplex()); for (auto child : to_see_.front()->childs) diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_blockers_iterators.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_blockers_iterators.h index 56a20a24..4a437ac6 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_blockers_iterators.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_blockers_iterators.h @@ -31,7 +31,7 @@ namespace skbl { /** * @brief Iterator through the blockers of a vertex. */ -// ReturnType = const Simplex_handle* or Simplex_handle* +// ReturnType = const Simplex* or Simplex* // MapIteratorType = BlockerMapConstIterator or BlockerMapIterator template @@ -83,7 +83,7 @@ ReturnType /** * @brief Iterator through the blockers of a vertex */ -// ReturnType = const Simplex_handle* or Simplex_handle* +// ReturnType = const Simplex* or Simplex* // MapIteratorType = BlockerMapConstIterator or BlockerMapIterator template diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_simplices_iterators.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_simplices_iterators.h index 4d71b3f5..ce565166 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_simplices_iterators.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_simplices_iterators.h @@ -48,20 +48,20 @@ namespace skbl { template class Simplex_around_vertex_iterator : public boost::iterator_facade < Simplex_around_vertex_iterator -, typename SkeletonBlockerComplex::Simplex_handle +, typename SkeletonBlockerComplex::Simplex , boost::forward_traversal_tag -, typename SkeletonBlockerComplex::Simplex_handle +, typename SkeletonBlockerComplex::Simplex > { friend class boost::iterator_core_access; typedef SkeletonBlockerComplex Complex; typedef typename Complex::Vertex_handle Vertex_handle; typedef typename Complex::Edge_handle Edge_handle; - typedef typename Complex::Simplex_handle Simplex_handle; + typedef typename Complex::Simplex Simplex; // Link_vertex_handle == Complex_Vertex_handle but this renaming helps avoiding confusion typedef typename Link::Vertex_handle Link_vertex_handle; - typedef typename Gudhi::skbl::Trie Trie; + typedef typename Gudhi::skbl::Trie Trie; private: const Complex* complex; @@ -120,7 +120,7 @@ public boost::iterator_facade < Simplex_around_vertex_iteratorvertex_range(link_vh)) { if (link_vh < nv) { - Simplex_handle simplex_node_plus_nv(res->simplex()); + Simplex simplex_node_plus_nv(res->simplex()); simplex_node_plus_nv.add_vertex(parent_vertex(nv)); if (complex->contains(simplex_node_plus_nv)) { res->add_child(build_trie(nv, res)); @@ -176,13 +176,13 @@ public boost::iterator_facade < Simplex_around_vertex_iteratorsimplex(); } - Simplex_handle get_trie_address() const { + Simplex get_trie_address() const { assert(!nodes_to_be_seen.empty()); return nodes_to_be_seen.front(); } @@ -200,9 +200,9 @@ public boost::iterator_facade < Simplex_around_vertex_iterator class Simplex_iterator : public boost::iterator_facade < Simplex_iterator -, typename SkeletonBlockerComplex::Simplex_handle +, typename SkeletonBlockerComplex::Simplex , boost::forward_traversal_tag -, typename SkeletonBlockerComplex::Simplex_handle +, typename SkeletonBlockerComplex::Simplex > { typedef Skeleton_blocker_link_superior Link; @@ -213,7 +213,7 @@ public boost::iterator_facade < Simplex_iterator typedef SkeletonBlockerComplex Complex; typedef typename Complex::Vertex_handle Vertex_handle; typedef typename Complex::Edge_handle Edge_handle; - typedef typename Complex::Simplex_handle Simplex_handle; + typedef typename Complex::Simplex Simplex; typedef typename Complex::Complex_vertex_iterator Complex_vertex_iterator; typedef typename Link::Vertex_handle Link_vertex_handle; @@ -290,7 +290,7 @@ public boost::iterator_facade < Simplex_iterator } } - Simplex_handle dereference() const { + Simplex dereference() const { return current_simplex_around_current_vertex_.dereference(); } @@ -304,6 +304,93 @@ public boost::iterator_facade < Simplex_iterator } }; +/** + * Iterator through the maximal faces of the coboundary of a simplex. + */ +template +class Simplex_coboundary_iterator : +public boost::iterator_facade < Simplex_coboundary_iterator +, typename SkeletonBlockerComplex::Simplex, boost::forward_traversal_tag, typename SkeletonBlockerComplex::Simplex> { + friend class boost::iterator_core_access; + typedef SkeletonBlockerComplex Complex; + typedef typename Complex::Vertex_handle Vertex_handle; + typedef typename Complex::Edge_handle Edge_handle; + typedef typename Complex::Simplex Simplex; + typedef typename Complex::Complex_vertex_iterator Complex_vertex_iterator; + + // Link_vertex_handle == Complex_Vertex_handle but this renaming helps avoiding confusion + typedef typename Link::Vertex_handle Link_vertex_handle; + + private: + const Complex* complex; + const Simplex& sigma; + std::shared_ptr link; + Complex_vertex_iterator current_vertex; + Complex_vertex_iterator link_vertex_end; + + public: + Simplex_coboundary_iterator() : complex(0) {} + + Simplex_coboundary_iterator(const Complex* complex_, const Simplex& sigma_) : + complex(complex_), + sigma(sigma_), + //need only vertices of the link hence the true flag + link(new Link(*complex_, sigma_, false, true)) { + auto link_vertex_range = link->vertex_range(); + current_vertex = link_vertex_range.begin(); + link_vertex_end = link_vertex_range.end(); + } + + Simplex_coboundary_iterator(const Simplex_coboundary_iterator& other) : + complex(other.complex), + sigma(other.sigma), + link(other.link), + current_vertex(other.current_vertex), + link_vertex_end(other.link_vertex_end) { } + + // returns an iterator to the end + Simplex_coboundary_iterator(const Complex* complex_,const Simplex& sigma_, bool end) : + complex(complex_), + sigma(sigma_) { + // to represent an end iterator without having to build a useless link, we use + // the convection that link is not initialized. + } + + private: + Vertex_handle parent_vertex(Link_vertex_handle link_vh) const { + return complex->convert_handle_from_another_complex(*link, link_vh); + } + +public: + friend std::ostream& operator<<(std::ostream& stream, const Simplex_coboundary_iterator& sci) { + return stream; + } + + // assume that iterator points to the same complex and comes from the same simplex + bool equal(const Simplex_coboundary_iterator& other) const { + assert(complex == other.complex && sigma == other.sigma); + if(is_end()) return other.is_end(); + if(other.is_end()) return is_end(); + return *current_vertex == *(other.current_vertex); + } + + void increment() { + ++current_vertex; + } + + Simplex dereference() const { + Simplex res(sigma); + res.add_vertex(parent_vertex(*current_vertex)); + return res; + } + +private: + bool is_end() const { + return !link || current_vertex == link_vertex_end; + } +}; + + } // namespace skbl } // namespace Gudhi diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_triangles_iterators.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_triangles_iterators.h index 28f5805d..116023d7 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_triangles_iterators.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/iterators/Skeleton_blockers_triangles_iterators.h @@ -37,15 +37,15 @@ namespace skbl { template class Triangle_around_vertex_iterator : public boost::iterator_facade < Triangle_around_vertex_iterator -, typename Complex::Simplex_handle const +, typename Complex::Simplex const , boost::forward_traversal_tag -, typename Complex::Simplex_handle const> { +, typename Complex::Simplex const> { friend class boost::iterator_core_access; template friend class Triangle_iterator; private: typedef typename LinkType::Vertex_handle Vertex_handle; typedef typename LinkType::Root_vertex_handle Root_vertex_handle; - typedef typename LinkType::Simplex_handle Simplex_handle; + typedef typename LinkType::Simplex Simplex; typedef typename Complex::Complex_edge_iterator Complex_edge_iterator_; const Complex* complex_; @@ -87,10 +87,10 @@ class Triangle_around_vertex_iterator : public boost::iterator_facade return (complex_ == other.complex_) && ((finished() && other.finished()) || current_edge_ == other.current_edge_); } - Simplex_handle dereference() const { + Simplex dereference() const { Root_vertex_handle v1 = (*link_)[*current_edge_].first(); Root_vertex_handle v2 = (*link_)[*current_edge_].second(); - return Simplex_handle(v_, *(complex_->get_address(v1)), *(complex_->get_address(v2))); + return Simplex(v_, *(complex_->get_address(v1)), *(complex_->get_address(v2))); } void increment() { @@ -112,14 +112,14 @@ class Triangle_around_vertex_iterator : public boost::iterator_facade template class Triangle_iterator : public boost::iterator_facade< Triangle_iterator , -typename SkeletonBlockerComplex::Simplex_handle const +typename SkeletonBlockerComplex::Simplex const , boost::forward_traversal_tag -, typename SkeletonBlockerComplex::Simplex_handle const> { +, typename SkeletonBlockerComplex::Simplex const> { friend class boost::iterator_core_access; private: typedef typename SkeletonBlockerComplex::Vertex_handle Vertex_handle; typedef typename SkeletonBlockerComplex::Root_vertex_handle Root_vertex_handle; - typedef typename SkeletonBlockerComplex::Simplex_handle Simplex_handle; + typedef typename SkeletonBlockerComplex::Simplex Simplex; typedef typename SkeletonBlockerComplex::Superior_triangle_around_vertex_iterator STAVI; typedef typename SkeletonBlockerComplex::Complex_vertex_iterator Complex_vertex_iterator; @@ -175,7 +175,7 @@ typename SkeletonBlockerComplex::Simplex_handle const current_vertex_ == other.current_vertex_ && current_triangle_ == other.current_triangle_)); } - Simplex_handle dereference() const { + Simplex dereference() const { return *current_triangle_; } diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h index 07f371a2..78384abf 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h @@ -94,16 +94,16 @@ class Skeleton_blocker_complex { /** * @brief A ordered set of integers that represents a simplex. */ - typedef Skeleton_blocker_simplex Simplex_handle; + typedef Skeleton_blocker_simplex Simplex; typedef Skeleton_blocker_simplex Root_simplex_handle; /** * @brief Handle to a blocker of the complex. */ - typedef Simplex_handle* Blocker_handle; + typedef Simplex* Blocker_handle; typedef typename Root_simplex_handle::Simplex_vertex_const_iterator Root_simplex_iterator; - typedef typename Simplex_handle::Simplex_vertex_const_iterator Simplex_handle_iterator; + typedef typename Simplex::Simplex_vertex_const_iterator Simplex_handle_iterator; protected: typedef typename boost::adjacency_list::edge_descriptor Edge_handle; protected: - typedef std::multimap BlockerMap; - typedef typename std::multimap::value_type BlockerPair; - typedef typename std::multimap::iterator BlockerMapIterator; - typedef typename std::multimap::const_iterator BlockerMapConstIterator; + typedef std::multimap BlockerMap; + typedef typename std::multimap::value_type BlockerPair; + typedef typename std::multimap::iterator BlockerMapIterator; + typedef typename std::multimap::const_iterator BlockerMapConstIterator; protected: int num_vertices_; @@ -174,7 +174,7 @@ class Skeleton_blocker_complex { private: // typedef Trie> STrie; - typedef Trie STrie; + typedef Trie STrie; public: /** @@ -207,12 +207,12 @@ class Skeleton_blocker_complex { while (num_vertex-- >= 0) add_vertex(); for (const auto& e : edges) - add_edge(e.first, e.second); + add_edge_without_blockers(e.first, e.second); } template void add_blockers(SimpleHandleOutputIterator simplex_begin, SimpleHandleOutputIterator simplex_end) { - Tries tries(num_vertices(), simplex_begin, simplex_end); + Tries tries(num_vertices(), simplex_begin, simplex_end); tries.init_next_dimension(); auto simplices(tries.next_dimension_simplices()); @@ -221,7 +221,7 @@ class Skeleton_blocker_complex { for (auto& sigma : simplices) { // common_positive_neighbors is the set of vertices u such that // for all s in sigma, us is an edge and u>s - Simplex_handle common_positive_neighbors(tries.positive_neighbors(sigma.last_vertex())); + Simplex common_positive_neighbors(tries.positive_neighbors(sigma.last_vertex())); for (auto sigma_it = sigma.rbegin(); sigma_it != sigma.rend(); ++sigma_it) if (sigma_it != sigma.rbegin()) common_positive_neighbors.intersection(tries.positive_neighbors(*sigma_it)); @@ -427,7 +427,7 @@ class Skeleton_blocker_complex { * @return true iff the simplicial complex contains all vertices * of simplex sigma */ - bool contains_vertices(const Simplex_handle & sigma) const { + bool contains_vertices(const Simplex & sigma) const { for (auto vertex : sigma) if (!contains_vertex(vertex)) return false; @@ -535,41 +535,68 @@ class Skeleton_blocker_complex { * @details it assumes that the edge is present in the complex */ - Simplex_handle get_vertices(Edge_handle edge_handle) const { + Simplex get_vertices(Edge_handle edge_handle) const { auto edge((*this)[edge_handle]); - return Simplex_handle((*this)[edge.first()], (*this)[edge.second()]); + return Simplex((*this)[edge.first()], (*this)[edge.second()]); } /** - * @brief Adds an edge between vertices a and b and all its cofaces. + * @brief Adds an edge between vertices a and b. + * @details For instance, the complex contains edge 01 and 12, then calling + * add_edge with vertex 0 and 2 will create a complex containing + * the edges 01, 12, 20 but not the triangle 012 (and hence this complex + * will contains a blocker 012). */ - Edge_handle add_edge(Vertex_handle a, Vertex_handle b) { + Edge_handle add_edge(Vertex_handle a, Vertex_handle b) { + //if the edge is already there we musnt go further + //as we may add blockers that should not be here + if(contains_edge(a,b)) + return *((*this)[std::make_pair(a,b)]); + auto res = add_edge_without_blockers(a,b); + add_blockers_after_simplex_insertion(Simplex(a,b)); + return res; + } + + /** + * @brief Adds all edges of s in the complex. + */ + void add_edge(const Simplex& s) { + for(auto i = s.begin(); i != s.end(); ++i) + for(auto j = i; ++j != s.end(); /**/) + add_edge(*i,*j); + } + + /** + * @brief Adds an edge between vertices a and b without blockers. + * @details For instance, the complex contains edge 01 and 12, then calling + * add_edge with vertex 0 and 2 will create a complex containing + * the triangle 012. + */ + Edge_handle add_edge_without_blockers(Vertex_handle a, Vertex_handle b) { assert(contains_vertex(a) && contains_vertex(b)); assert(a != b); auto edge_handle((*this)[std::make_pair(a, b)]); - // std::pair pair_descr_bool = (*this)[std::make_pair(a,b)]; - // Edge_handle edge_descr; - // bool edge_present = pair_descr_bool.second; if (!edge_handle) { edge_handle = boost::add_edge(a.vertex, b.vertex, skeleton).first; (*this)[*edge_handle].setId(get_id(a), get_id(b)); degree_[a.vertex]++; degree_[b.vertex]++; if (visitor) - visitor->on_add_edge(a, b); + visitor->on_add_edge_without_blockers(a, b); } return *edge_handle; } + /** - * @brief Adds all edges and their cofaces of a simplex to the simplicial complex. + * @brief Adds all edges of s in the complex without adding blockers. */ - void add_edges(const Simplex_handle & sigma) { - Simplex_handle_iterator i, j; - for (i = sigma.begin(); i != sigma.end(); ++i) - for (j = i, j++; j != sigma.end(); ++j) - add_edge(*i, *j); + void add_edge_without_blockers(Simplex s) { + for(auto i = s.begin(); i != s.end(); ++i){ + for(auto j = i; ++j != s.end(); /**/) + add_edge_without_blockers(*i,*j); + } } /** @@ -627,7 +654,7 @@ class Skeleton_blocker_complex { * @return true iff the simplicial complex contains all vertices * and all edges of simplex sigma */ - bool contains_edges(const Simplex_handle & sigma) const { + bool contains_edges(const Simplex & sigma) const { for (auto i = sigma.begin(); i != sigma.end(); ++i) { if (!contains_vertex(*i)) return false; @@ -649,15 +676,14 @@ class Skeleton_blocker_complex { * @brief Adds the simplex to the set of blockers and * returns a Blocker_handle toward it if was not present before and 0 otherwise. */ - Blocker_handle add_blocker(const Simplex_handle& blocker) { + Blocker_handle add_blocker(const Simplex& blocker) { assert(blocker.dimension() > 1); if (contains_blocker(blocker)) { - // std::cerr << "ATTEMPT TO ADD A BLOCKER ALREADY THERE ---> BLOCKER IGNORED" << endl; return 0; } else { if (visitor) visitor->on_add_blocker(blocker); - Blocker_handle blocker_pt = new Simplex_handle(blocker); + Blocker_handle blocker_pt = new Simplex(blocker); num_blockers_++; auto vertex = blocker_pt->begin(); while (vertex != blocker_pt->end()) { @@ -739,7 +765,7 @@ class Skeleton_blocker_complex { * * @remark contrarily to delete_blockers does not call the destructor */ - void remove_blocker(const Simplex_handle& sigma) { + void remove_blocker(const Simplex& sigma) { assert(contains_blocker(sigma)); for (auto vertex : sigma) remove_blocker(sigma, vertex); @@ -777,7 +803,7 @@ class Skeleton_blocker_complex { /** * @return true iff s is a blocker of the simplicial complex */ - bool contains_blocker(const Simplex_handle & s) const { + bool contains_blocker(const Simplex & s) const { if (s.dimension() < 2) return false; @@ -795,7 +821,7 @@ class Skeleton_blocker_complex { * @return true iff a blocker of the simplicial complex * is a face of sigma. */ - bool blocks(const Simplex_handle & sigma) const { + bool blocks(const Simplex & sigma) const { for (auto s : sigma) for (auto blocker : const_blocker_range(s)) if (sigma.contains(*blocker)) @@ -810,7 +836,7 @@ class Skeleton_blocker_complex { * @details Adds to simplex the neighbours of v e.g. \f$ n \leftarrow n \cup N(v) \f$. * If keep_only_superior is true then only vertices that are greater than v are added. */ - virtual void add_neighbours(Vertex_handle v, Simplex_handle & n, + virtual void add_neighbours(Vertex_handle v, Simplex & n, bool keep_only_superior = false) const { boost_adjacency_iterator ai, ai_end; for (tie(ai, ai_end) = adjacent_vertices(v.vertex, skeleton); ai != ai_end; @@ -833,7 +859,7 @@ class Skeleton_blocker_complex { * todo revoir * */ - virtual void add_neighbours(const Simplex_handle &alpha, Simplex_handle & res, + virtual void add_neighbours(const Simplex &alpha, Simplex & res, bool keep_only_superior = false) const { res.clear(); auto alpha_vertex = alpha.begin(); @@ -848,9 +874,9 @@ class Skeleton_blocker_complex { * not neighbours of v e.g. \f$ res \leftarrow res \cap N(v) \f$. * If 'keep_only_superior' is true then only vertices that are greater than v are keeped. */ - virtual void keep_neighbours(Vertex_handle v, Simplex_handle& res, + virtual void keep_neighbours(Vertex_handle v, Simplex& res, bool keep_only_superior = false) const { - Simplex_handle nv; + Simplex nv; add_neighbours(v, nv, keep_only_superior); res.intersection(nv); } @@ -860,9 +886,9 @@ class Skeleton_blocker_complex { * neighbours of v eg \f$ res \leftarrow res \setminus N(v) \f$. * If 'keep_only_superior' is true then only vertices that are greater than v are added. */ - virtual void remove_neighbours(Vertex_handle v, Simplex_handle & res, + virtual void remove_neighbours(Vertex_handle v, Simplex & res, bool keep_only_superior = false) const { - Simplex_handle nv; + Simplex nv; add_neighbours(v, nv, keep_only_superior); res.difference(nv); } @@ -874,7 +900,7 @@ class Skeleton_blocker_complex { * Constructs the link of 'simplex' with points coordinates. */ Link_complex link(Vertex_handle v) const { - return Link_complex(*this, Simplex_handle(v)); + return Link_complex(*this, Simplex(v)); } /** @@ -887,7 +913,7 @@ class Skeleton_blocker_complex { /** * Constructs the link of 'simplex' with points coordinates. */ - Link_complex link(const Simplex_handle& simplex) const { + Link_complex link(const Simplex& simplex) const { return Link_complex(*this, simplex); } @@ -899,11 +925,11 @@ class Skeleton_blocker_complex { */ // xxx rename get_address et place un using dans sub_complex - boost::optional get_simplex_address( + boost::optional get_simplex_address( const Root_simplex_handle& s) const { - boost::optional res; + boost::optional res; - Simplex_handle s_address; + Simplex s_address; // Root_simplex_const_iterator i; for (auto i = s.begin(); i != s.end(); ++i) { boost::optional address = get_address(*i); @@ -920,7 +946,7 @@ class Skeleton_blocker_complex { * @brief returns a simplex with vertices which are the id of vertices of the * argument. */ - Root_simplex_handle get_id(const Simplex_handle& local_simplex) const { + Root_simplex_handle get_id(const Simplex& local_simplex) const { Root_simplex_handle global_simplex; for (auto x = local_simplex.begin(); x != local_simplex.end(); ++x) { global_simplex.add_vertex(get_id(*x)); @@ -932,7 +958,7 @@ class Skeleton_blocker_complex { * @brief returns true iff the simplex s belongs to the simplicial * complex. */ - virtual bool contains(const Simplex_handle & s) const { + virtual bool contains(const Simplex & s) const { if (s.dimension() == -1) { return false; } else if (s.dimension() == 0) { @@ -1061,7 +1087,7 @@ class Skeleton_blocker_complex { * Furthermore, all simplices tau of the form sigma \setminus simplex_to_be_removed must be added * whenever the dimension of tau is at least 2. */ - void update_blockers_after_remove_star_of_vertex_or_edge(const Simplex_handle& simplex_to_be_removed); + void update_blockers_after_remove_star_of_vertex_or_edge(const Simplex& simplex_to_be_removed); public: /** @@ -1078,31 +1104,36 @@ class Skeleton_blocker_complex { /** * Remove the star of the simplex 'sigma' which needs to belong to the complex */ - void remove_star(const Simplex_handle& sigma); + void remove_star(const Simplex& sigma); /** - * @brief add a maximal simplex plus all its cofaces. - * @details the simplex must have dimension greater than one (otherwise use add_vertex or add_edge). + * @brief add a simplex. + * @details the simplex must have dimension greater than one (otherwise use add_vertex or add_edge_without_blockers). + * and all vertices lower than the higher vertex of sigma must already be in the complex. + * if some edges of sigma are not in the complex, then insert_edges_of_sigma flag must be + * set to true. */ - void add_simplex(const Simplex_handle& sigma); + void add_simplex(const Simplex& sigma, bool insert_edges_of_sigma = false); private: + void add_blockers_after_simplex_insertion(Simplex s); + /** * remove all blockers that contains sigma */ - void remove_blocker_containing_simplex(const Simplex_handle& sigma); + void remove_blocker_containing_simplex(const Simplex& sigma); /** * remove all blockers that contains sigma */ - void remove_blocker_include_in_simplex(const Simplex_handle& sigma); + void remove_blocker_include_in_simplex(const Simplex& sigma); public: enum simplifiable_status { NOT_HOMOTOPY_EQ, MAYBE_HOMOTOPY_EQ, HOMOTOPY_EQ }; - simplifiable_status is_remove_star_homotopy_preserving(const Simplex_handle& simplex) { + simplifiable_status is_remove_star_homotopy_preserving(const Simplex& simplex) { // todo write a virtual method 'link' in Skeleton_blocker_complex which will be overloaded by the current one of // Skeleton_blocker_geometric_complex // then call it there to build the link and return the value of link.is_contractible() @@ -1174,7 +1205,7 @@ class Skeleton_blocker_complex { * that may be used to construct a new blocker after contracting ab. * It requires that the link condition is satisfied. */ - void tip_blockers(Vertex_handle a, Vertex_handle b, std::vector & buffer) const; + void tip_blockers(Vertex_handle a, Vertex_handle b, std::vector & buffer) const; private: /** @@ -1217,7 +1248,7 @@ class Skeleton_blocker_complex { private: void get_blockers_to_be_added_after_contraction(Vertex_handle a, Vertex_handle b, - std::set& blockers_to_add); + std::set& blockers_to_add); /** * delete all blockers that passes through a or b */ @@ -1358,12 +1389,28 @@ class Skeleton_blocker_complex { /** * @brief Returns a Complex_simplex_around_vertex_range over all the simplices around a vertex of the complex */ - Complex_simplex_around_vertex_range simplex_range(Vertex_handle v) const { + Complex_simplex_around_vertex_range star_simplex_range(Vertex_handle v) const { assert(contains_vertex(v)); return Complex_simplex_around_vertex_range( Complex_simplex_around_vertex_iterator(this, v), Complex_simplex_around_vertex_iterator(this, v, true)); } + typedef Simplex_coboundary_iterator Complex_simplex_coboundary_iterator; + + /** + * @brief Range over the simplices of the coboundary of a simplex. + * Methods .begin() and .end() return a Complex_simplex_coboundary_iterator. + */ + typedef boost::iterator_range < Complex_simplex_coboundary_iterator > Complex_coboundary_range; + + /** + * @brief Returns a Complex_simplex_coboundary_iterator over the simplices of the coboundary of a simplex. + */ + Complex_coboundary_range coboundary_range(const Simplex& s) const { + assert(contains(s)); + return Complex_coboundary_range(Complex_simplex_coboundary_iterator(this, s), + Complex_simplex_coboundary_iterator(this, s, true)); + } // typedef Simplex_iterator Complex_simplex_iterator; typedef Simplex_iterator Complex_simplex_iterator; @@ -1373,7 +1420,7 @@ class Skeleton_blocker_complex { /** * @brief Returns a Complex_simplex_range over all the simplices of the complex */ - Complex_simplex_range simplex_range() const { + Complex_simplex_range complex_simplex_range() const { Complex_simplex_iterator end(this, true); if (empty()) { return Complex_simplex_range(end, end); @@ -1393,7 +1440,7 @@ class Skeleton_blocker_complex { * @brief Iterator over the blockers adjacent to a vertex */ typedef Blocker_iterator_around_vertex_internal< - typename std::multimap::iterator, + typename std::multimap::iterator, Blocker_handle> Complex_blocker_around_vertex_iterator; @@ -1401,7 +1448,7 @@ class Skeleton_blocker_complex { * @brief Iterator over (constant) blockers adjacent to a vertex */ typedef Blocker_iterator_around_vertex_internal< - typename std::multimap::const_iterator, + typename std::multimap::const_iterator, const Blocker_handle> Const_complex_blocker_around_vertex_iterator; @@ -1433,7 +1480,7 @@ class Skeleton_blocker_complex { * @brief Iterator over the blockers. */ typedef Blocker_iterator_internal< - typename std::multimap::iterator, + typename std::multimap::iterator, Blocker_handle> Complex_blocker_iterator; @@ -1441,7 +1488,7 @@ class Skeleton_blocker_complex { * @brief Iterator over the (constant) blockers. */ typedef Blocker_iterator_internal< - typename std::multimap::const_iterator, + typename std::multimap::const_iterator, const Blocker_handle> Const_complex_blocker_iterator; @@ -1517,8 +1564,9 @@ class Skeleton_blocker_complex { template Complex make_complex_from_top_faces(SimplexHandleIterator simplex_begin, SimplexHandleIterator simplex_end, bool is_flag_complex = false) { - typedef typename Complex::Simplex_handle Simplex_handle; - std::vector simplices; + //todo use add_simplex instead! should be more efficient and more elegant :) + typedef typename Complex::Simplex Simplex; + std::vector simplices; for (auto top_face = simplex_begin; top_face != simplex_end; ++top_face) { auto subfaces_topface = subfaces(*top_face); simplices.insert(simplices.end(), subfaces_topface.begin(), subfaces_topface.end()); diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_geometric_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_geometric_complex.h index b8395251..5c898152 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_geometric_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_geometric_complex.h @@ -46,7 +46,7 @@ public Skeleton_blocker_complex { typedef typename SimplifiableSkeletonblocker::Vertex_handle Vertex_handle; typedef typename SimplifiableSkeletonblocker::Root_vertex_handle Root_vertex_handle; typedef typename SimplifiableSkeletonblocker::Edge_handle Edge_handle; - typedef typename SimplifiableSkeletonblocker::Simplex_handle Simplex_handle; + typedef typename SimplifiableSkeletonblocker::Simplex Simplex; typedef typename SimplifiableSkeletonblocker::Graph_vertex Graph_vertex; @@ -140,7 +140,7 @@ public Skeleton_blocker_complex { * Constructs the link of 'simplex' with points coordinates. */ Geometric_link link(Vertex_handle v) const { - Geometric_link link(*this, Simplex_handle(v)); + Geometric_link link(*this, Simplex(v)); // we now add the point info add_points_to_link(link); return link; @@ -149,7 +149,7 @@ public Skeleton_blocker_complex { /** * Constructs the link of 'simplex' with points coordinates. */ - Geometric_link link(const Simplex_handle& simplex) const { + Geometric_link link(const Simplex& simplex) const { Geometric_link link(*this, simplex); // we now add the point info add_points_to_link(link); @@ -172,13 +172,13 @@ public Skeleton_blocker_complex { * Constructs the abstract link of v (without points coordinates). */ Abstract_link abstract_link(Vertex_handle v) const { - return Abstract_link(*this, Simplex_handle(v)); + return Abstract_link(*this, Simplex(v)); } /** * Constructs the link of 'simplex' with points coordinates. */ - Abstract_link abstract_link(const Simplex_handle& simplex) const { + Abstract_link abstract_link(const Simplex& simplex) const { return Abstract_link(*this, simplex); } diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_link_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_link_complex.h index 95d8fa97..85a6b0b5 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_link_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_link_complex.h @@ -52,12 +52,11 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< typedef typename ComplexType::Vertex_handle Vertex_handle; typedef typename ComplexType::Root_vertex_handle Root_vertex_handle; - typedef typename ComplexType::Simplex_handle Simplex_handle; + typedef typename ComplexType::Simplex Simplex; typedef typename ComplexType::Root_simplex_handle Root_simplex_handle; typedef typename ComplexType::Blocker_handle Blocker_handle; - typedef typename ComplexType::Simplex_handle::Simplex_vertex_const_iterator Simplex_handle_iterator; typedef typename ComplexType::Root_simplex_handle::Simplex_vertex_const_iterator Root_simplex_handle_iterator; explicit Skeleton_blocker_link_complex(bool only_superior_vertices = false) @@ -67,13 +66,15 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< /** * If the parameter only_superior_vertices is true, * only vertices greater than the one of alpha are added. + * Only vertices are computed if only_vertices is true. */ Skeleton_blocker_link_complex(const ComplexType & parent_complex, - const Simplex_handle& alpha_parent_adress, - bool only_superior_vertices = false) + const Simplex& alpha_parent_adress, + bool only_superior_vertices = false, + bool only_vertices = false) : only_superior_vertices_(only_superior_vertices) { if (!alpha_parent_adress.empty()) - build_link(parent_complex, alpha_parent_adress); + build_link(parent_complex, alpha_parent_adress, only_vertices); } /** @@ -84,7 +85,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< Vertex_handle a_parent_adress, bool only_superior_vertices = false) : only_superior_vertices_(only_superior_vertices) { - Simplex_handle alpha_simplex(a_parent_adress); + Simplex alpha_simplex(a_parent_adress); build_link(parent_complex, alpha_simplex); } @@ -96,7 +97,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< Edge_handle edge, bool only_superior_vertices = false) : only_superior_vertices_(only_superior_vertices) { - Simplex_handle alpha_simplex(parent_complex.first_vertex(edge), + Simplex alpha_simplex(parent_complex.first_vertex(edge), parent_complex.second_vertex(edge)); build_link(parent_complex, alpha_simplex); } @@ -108,7 +109,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< * are greater than vertices of alpha_parent_adress are added. */ void compute_link_vertices(const ComplexType & parent_complex, - const Simplex_handle& alpha_parent_adress, + const Simplex& alpha_parent_adress, bool only_superior_vertices, bool is_alpha_blocker = false) { if (alpha_parent_adress.dimension() == 0) { @@ -119,7 +120,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< only_superior_vertices_); } else { // we compute the intersection of neighbors of alpha and store it in link_vertices - Simplex_handle link_vertices_parent; + Simplex link_vertices_parent; parent_complex.add_neighbours(alpha_parent_adress, link_vertices_parent, only_superior_vertices); // For all vertex 'v' in this intersection, we go through all its adjacent blockers. @@ -162,13 +163,8 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< } void compute_link_edges(const ComplexType & parent_complex, - const Simplex_handle& alpha_parent_adress, + const Simplex& alpha_parent_adress, bool is_alpha_blocker = false) { - Simplex_handle_iterator y_link, x_parent, y_parent; - // ---------------------------- - // Compute edges in the link - // ------------------------- - if (this->num_vertices() <= 1) return; @@ -194,7 +190,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< } } if (new_edge) - this->add_edge(*x_link, *y_link); + this->add_edge_without_blockers(*x_link, *y_link); } } } @@ -217,7 +213,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< * the blocker is anticollapsed. */ void compute_link_blockers(const ComplexType & parent_complex, - const Simplex_handle& alpha_parent, + const Simplex& alpha_parent, bool is_alpha_blocker = false) { for (auto x_link : this->vertex_range()) { Vertex_handle x_parent = *this->give_equivalent_vertex(parent_complex, @@ -225,7 +221,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< for (auto blocker_parent : parent_complex.const_blocker_range(x_parent)) { if (!is_alpha_blocker || *blocker_parent != alpha_parent) { - Simplex_handle sigma_parent(*blocker_parent); + Simplex sigma_parent(*blocker_parent); sigma_parent.difference(alpha_parent); @@ -239,7 +235,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< for (auto a : alpha_parent) { for (auto eta_parent : parent_complex.const_blocker_range(a)) { if (!is_alpha_blocker || *eta_parent != alpha_parent) { - Simplex_handle eta_minus_alpha(*eta_parent); + Simplex eta_minus_alpha(*eta_parent); eta_minus_alpha.difference(alpha_parent); if (eta_minus_alpha != sigma_parent && sigma_parent.contains_difference(*eta_parent, @@ -253,7 +249,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< break; } if (is_new_blocker) - this->add_blocker(new Simplex_handle(*sigma_link)); + this->add_blocker(new Simplex(*sigma_link)); } } } @@ -268,14 +264,15 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< * with vertices that are greater than vertices of alpha_parent_adress. */ void build_link(const ComplexType & parent_complex, - const Simplex_handle& alpha_parent_adress, - bool is_alpha_blocker = false) { + const Simplex& alpha_parent_adress, + bool is_alpha_blocker = false, + bool only_vertices = false) { assert(is_alpha_blocker || parent_complex.contains(alpha_parent_adress)); - compute_link_vertices(parent_complex, alpha_parent_adress, - only_superior_vertices_); - compute_link_edges(parent_complex, alpha_parent_adress, is_alpha_blocker); - compute_link_blockers(parent_complex, alpha_parent_adress, - is_alpha_blocker); + compute_link_vertices(parent_complex, alpha_parent_adress, only_superior_vertices_); + if(!only_vertices) { + compute_link_edges(parent_complex, alpha_parent_adress, is_alpha_blocker); + compute_link_blockers(parent_complex, alpha_parent_adress, is_alpha_blocker); + } } /** @@ -284,7 +281,7 @@ class Skeleton_blocker_link_complex : public Skeleton_blocker_sub_complex< * removed from the blockers of the complex. */ friend void build_link_of_blocker(const ComplexType & parent_complex, - Simplex_handle& blocker, + Simplex& blocker, Skeleton_blocker_link_complex & result) { assert(blocker.dimension() >= 2); assert(parent_complex.contains_blocker(blocker)); diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h index 17a237a7..49a1ea8b 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h @@ -133,7 +133,7 @@ void Skeleton_blocker_complex::remove_all_popable_blockers(Ve template void Skeleton_blocker_complex::remove_star(Vertex_handle v) { // we remove the blockers that are not consistent anymore - update_blockers_after_remove_star_of_vertex_or_edge(Simplex_handle(v)); + update_blockers_after_remove_star_of_vertex_or_edge(Simplex(v)); while (this->degree(v) > 0) { Vertex_handle w(* (adjacent_vertices(v.vertex, this->skeleton).first)); this->remove_edge(v, w); @@ -148,7 +148,7 @@ void Skeleton_blocker_complex::remove_star(Vertex_handle v) { */ template void Skeleton_blocker_complex::update_blockers_after_remove_star_of_vertex_or_edge( - const Simplex_handle& simplex_to_be_removed) { + const Simplex& simplex_to_be_removed) { std::list blockers_to_update; if (simplex_to_be_removed.empty()) return; @@ -159,7 +159,7 @@ void Skeleton_blocker_complex::update_blockers_after_remove_s } for (auto blocker_to_update : blockers_to_update) { - Simplex_handle sub_blocker_to_be_added; + Simplex sub_blocker_to_be_added; bool sub_blocker_need_to_be_added = (blocker_to_update->dimension() - simplex_to_be_removed.dimension()) >= 2; if (sub_blocker_need_to_be_added) { @@ -178,7 +178,7 @@ void Skeleton_blocker_complex::update_blockers_after_remove_s */ template void Skeleton_blocker_complex::remove_star(Vertex_handle a, Vertex_handle b) { - update_blockers_after_remove_star_of_vertex_or_edge(Simplex_handle(a, b)); + update_blockers_after_remove_star_of_vertex_or_edge(Simplex(a, b)); // we remove the edge this->remove_edge(a, b); } @@ -195,7 +195,7 @@ void Skeleton_blocker_complex::remove_star(Edge_handle e) { * Remove the star of the simplex 'sigma' which needs to belong to the complex */ template -void Skeleton_blocker_complex::remove_star(const Simplex_handle& sigma) { +void Skeleton_blocker_complex::remove_star(const Simplex& sigma) { assert(this->contains(sigma)); if (sigma.dimension() == 0) { remove_star(sigma.first_vertex()); @@ -207,34 +207,36 @@ void Skeleton_blocker_complex::remove_star(const Simplex_hand } } -/** - * @brief add a maximal simplex plus all its cofaces. All vertices lower than the higher vertex of - * sigma must already be present. - * @details the simplex must have dimension greater than one (otherwise use add_vertex or add_edge). - */ template -void Skeleton_blocker_complex::add_simplex(const Simplex_handle& sigma) { +void Skeleton_blocker_complex::add_simplex(const Simplex& sigma, bool insert_edges_of_sigma) { + // to add a simplex s, all blockers included in s are first removed + // and then all simplex in the coboundary of s are added as blockers assert(!this->contains(sigma)); assert(sigma.dimension() > 1); + assert(contains_vertices(sigma)); - int num_vertex_to_add = 0; - for (auto v : sigma) - if (!contains_vertex(v)) ++num_vertex_to_add; - while (num_vertex_to_add--) add_vertex(); - - for (auto u_it = sigma.begin(); u_it != sigma.end(); ++u_it) - for (auto v_it = u_it; ++v_it != sigma.end(); /**/) { - // std::cout << "add edge" << *u_it << " " << *v_it << std::endl; - add_edge(*u_it, *v_it); - } + if(insert_edges_of_sigma) + add_edge(sigma); + else + assert(contains_edges(sigma)); remove_blocker_include_in_simplex(sigma); + add_blockers_after_simplex_insertion(sigma); +} + +template +void Skeleton_blocker_complex::add_blockers_after_simplex_insertion(Simplex sigma){ + if(sigma.dimension() < 1) return; + + for(auto s : coboundary_range(sigma)) { + this->add_blocker(s); + } } /** * remove all blockers that contains sigma */ template -void Skeleton_blocker_complex::remove_blocker_containing_simplex(const Simplex_handle& sigma) { +void Skeleton_blocker_complex::remove_blocker_containing_simplex(const Simplex& sigma) { std::vector blockers_to_remove; for (auto blocker : this->blocker_range(sigma.first_vertex())) { if (blocker->contains(sigma)) @@ -248,14 +250,26 @@ void Skeleton_blocker_complex::remove_blocker_containing_simp * remove all blockers that contains sigma */ template -void Skeleton_blocker_complex::remove_blocker_include_in_simplex(const Simplex_handle& sigma) { - std::vector blockers_to_remove; - for (auto blocker : this->blocker_range(sigma.first_vertex())) { - if (sigma.contains(*blocker)) - blockers_to_remove.push_back(blocker); +void Skeleton_blocker_complex::remove_blocker_include_in_simplex(const Simplex& sigma) { + //todo write efficiently by using only superior blockers + //eg for all s, check blockers whose vertices are all greater than s + std::set blockers_to_remove; + for(auto s : sigma) { + for (auto blocker : this->blocker_range(s)) { + if (sigma.contains(*blocker)) + blockers_to_remove.insert(blocker); + } } - for (auto blocker_to_update : blockers_to_remove) + for (auto blocker_to_update : blockers_to_remove) { + auto s = *blocker_to_update; this->delete_blocker(blocker_to_update); + //now if there is a vertex v in the link of s + //and v is not included in sigma then v.s is a blocker + //(all faces of v.s are there since v belongs to the link of s) + for(const auto& b : coboundary_range(s)) + if(!sigma.contains(b)) + this->add_blocker(b); + } } /** @@ -265,21 +279,21 @@ void Skeleton_blocker_complex::remove_blocker_include_in_simp */ template void Skeleton_blocker_complex::tip_blockers(Vertex_handle a, Vertex_handle b, - std::vector & buffer) const { + std::vector & buffer) const { for (auto const & blocker : this->const_blocker_range(a)) { - Simplex_handle beta = (*blocker); + Simplex beta = (*blocker); beta.remove_vertex(a); buffer.push_back(beta); } - Simplex_handle n; + Simplex n; this->add_neighbours(b, n); this->remove_neighbours(a, n); n.remove_vertex(a); for (Vertex_handle y : n) { - Simplex_handle beta; + Simplex beta; beta.add_vertex(y); buffer.push_back(beta); } @@ -296,7 +310,7 @@ void Skeleton_blocker_complex::tip_blockers(Vertex_handle a, template void Skeleton_blocker_complex::swap_edge(Vertex_handle a, Vertex_handle b, Vertex_handle x) { - this->add_edge(a, x); + this->add_edge_without_blockers(a, x); if (this->visitor) this->visitor->on_swaped_edge(a, b, x); this->remove_edge(b, x); } @@ -341,13 +355,13 @@ Skeleton_blocker_complex::contract_edge(Vertex_handle a, Vert assert(this->contains_vertex(b)); if (this->contains_edge(a, b)) - this->add_edge(a, b); + this->add_edge_without_blockers(a, b); // if some blockers passes through 'ab', we need to remove them. if (!link_condition(a, b)) delete_blockers_around_edge(a, b); - std::set blockers_to_add; + std::set blockers_to_add; get_blockers_to_be_added_after_contraction(a, b, blockers_to_add); @@ -369,7 +383,7 @@ Skeleton_blocker_complex::contract_edge(Vertex_handle a, Vert template void Skeleton_blocker_complex::get_blockers_to_be_added_after_contraction(Vertex_handle a, Vertex_handle b, - std::set& blockers_to_add) { + std::set& blockers_to_add) { blockers_to_add.clear(); typedef Skeleton_blocker_link_complex > LinkComplexType; @@ -377,19 +391,19 @@ Skeleton_blocker_complex::get_blockers_to_be_added_after_cont LinkComplexType link_a(*this, a); LinkComplexType link_b(*this, b); - std::vector vector_alpha, vector_beta; + std::vector vector_alpha, vector_beta; tip_blockers(a, b, vector_alpha); tip_blockers(b, a, vector_beta); for (auto alpha = vector_alpha.begin(); alpha != vector_alpha.end(); ++alpha) { for (auto beta = vector_beta.begin(); beta != vector_beta.end(); ++beta) { - Simplex_handle sigma = *alpha; + Simplex sigma = *alpha; sigma.union_vertices(*beta); Root_simplex_handle sigma_id = this->get_id(sigma); if (this->contains(sigma) && proper_faces_in_union> (sigma_id, link_a, link_b)) { - // Blocker_handle blocker = new Simplex_handle(sigma); + // Blocker_handle blocker = new Simplex(sigma); sigma.add_vertex(a); blockers_to_add.insert(sigma); } diff --git a/src/Skeleton_blocker/test/TestGeometricComplex.cpp b/src/Skeleton_blocker/test/TestGeometricComplex.cpp index bd7af89b..084e2b6b 100644 --- a/src/Skeleton_blocker/test/TestGeometricComplex.cpp +++ b/src/Skeleton_blocker/test/TestGeometricComplex.cpp @@ -1,24 +1,24 @@ - /* 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): David Salinas - * - * Copyright (C) 2014 INRIA Sophia Antipolis-Mediterranee (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 . - */ +/* 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): David Salinas + * + * Copyright (C) 2014 INRIA Sophia Antipolis-Mediterranee (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 . + */ #include #include @@ -33,8 +33,8 @@ using namespace std; using namespace Gudhi; using namespace skbl; -struct Geometry_trait{ - typedef std::vector Point; +struct Geometry_trait { + typedef std::vector Point; }; typedef Geometry_trait::Point Point; @@ -42,79 +42,77 @@ typedef Skeleton_blocker_simple_geometric_traits Complex_geometr typedef Skeleton_blocker_geometric_complex< Complex_geometric_traits > Complex; typedef Complex::Vertex_handle Vertex_handle; +bool test_constructor1() { + Complex complex; + Skeleton_blocker_off_reader off_reader("test2.off", complex); + if (!off_reader.is_valid()) { + std::cerr << "Unable to read file" << std::endl; + return false; + } -bool test_constructor1(){ - Complex complex; - Skeleton_blocker_off_reader off_reader("test2.off",complex); - if(!off_reader.is_valid()){ - std::cerr << "Unable to read file"< off_writer("tmp.off", complex); + Complex same; + Skeleton_blocker_off_reader off_reader2("tmp.off", same); - Skeleton_blocker_off_writer off_writer("tmp.off",complex); - Complex same; - Skeleton_blocker_off_reader off_reader2("tmp.off",same); + std::cout << "\ncomplex:" << complex.to_string() << endl; + std::cout << "\nsame:" << same.to_string() << endl; - std::cout<<"\ncomplex:"< off_reader("test2.off",complex); - if(!off_reader.is_valid()){ - std::cerr << "Unable to read file"< off_reader("test2.off", complex); + if (!off_reader.is_valid()) { + std::cerr << "Unable to read file" << std::endl; + return false; + } + std::cout << "complex has " << + complex.num_vertices() << " vertices, " << + complex.num_blockers() << " blockers, " << + complex.num_edges() << " edges and" << + complex.num_triangles() << " triangles."; - if(complex.num_vertices()!=7 || complex.num_edges()!=12 || complex.num_triangles() !=6) - return false; + if (complex.num_vertices() != 7 || complex.num_edges() != 12 || complex.num_triangles() != 6) + return false; - auto link_0 = complex.abstract_link(Vertex_handle(0)); + auto link_0 = complex.abstract_link(Vertex_handle(0)); - std::cout<<"\n link(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): David Salinas + * + * Copyright (C) 2014 INRIA Sophia Antipolis-Mediterranee (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 . + */ #include @@ -41,316 +41,382 @@ template class Skeleton_blocker_sub_complex; typedef Skeleton_blocker_complex Complex; typedef Complex::Vertex_handle Vertex_handle; typedef Complex::Root_vertex_handle Root_vertex_handle; -typedef Skeleton_blocker_simplex Simplex_handle; +typedef Skeleton_blocker_simplex Simplex; // true iff v \in complex -bool assert_vertex(Complex &complex,Vertex_handle v){ - Simplex_handle simplex(v); - bool test = complex.contains(simplex); - assert(test); - return test; + +bool assert_vertex(Complex &complex, Vertex_handle v) { + Simplex simplex(v); + bool test = complex.contains(simplex); + assert(test); + return test; } // true iff the blocker (a,b,c) is in complex -bool assert_blocker(Complex &complex,Root_vertex_handle a,Root_vertex_handle b,Root_vertex_handle c){ - return complex.contains_blocker(Simplex_handle(*complex.get_address(a),*complex.get_address(b),*complex.get_address(c))); - //return complex.contains_blocker((a),(b),(c)); +bool assert_blocker(Complex &complex, Root_vertex_handle a, Root_vertex_handle b, Root_vertex_handle c) { + + return complex.contains_blocker(Simplex(*complex.get_address(a), *complex.get_address(b), *complex.get_address(c))); + //return complex.contains_blocker((a),(b),(c)); } -void build_complete(int n,Complex& complex){ - complex.clear(); - for(int i=0;i(b), static_cast(z)); - complex.add_blocker(Simplex_handle(static_cast(a), static_cast(x), - static_cast(y))); - complex.add_blocker(Simplex_handle(static_cast(b), static_cast(x), - static_cast(y))); - - // Print result - cerr << "complex before complex"<< complex.to_string()<(a),static_cast(b)); - // Print result - cerr << "ContractEdge(0,1)\n"; - PRINT(complex.to_string()); - - // verification - for (int i=0;i<5;i++) - if (i!=1) assert_vertex(complex, static_cast(i)); - bool test1 = !complex.contains_edge(static_cast(a),static_cast(b)); - bool test2 = assert_blocker(complex,Root_vertex_handle(a),Root_vertex_handle(x),Root_vertex_handle(y)); - bool test3 = complex.num_edges()==6; - bool test4 = complex.num_blockers()==1; - Simplex_handle sigma; - sigma.add_vertex(static_cast(a)); - sigma.add_vertex(static_cast(x)); - sigma.add_vertex(static_cast(y)); - sigma.add_vertex(static_cast(z)); - bool test5 = !(complex.contains(sigma)); - return test1&&test2&&test3&&test4&&test5; +bool test_contraction1() { + + enum { + a, b, x, y, z, n + }; + Complex complex(n); + build_complete(n, complex); + complex.remove_edge(static_cast (b), static_cast (z)); + complex.add_blocker(Simplex(static_cast (a), static_cast (x), + static_cast (y))); + complex.add_blocker(Simplex(static_cast (b), static_cast (x), + static_cast (y))); + + // Print result + cerr << "complex before complex" << complex.to_string() << endl; + + cerr << endl << endl; + complex.contract_edge(static_cast (a), static_cast (b)); + // Print result + cerr << "ContractEdge(0,1)\n"; + PRINT(complex.to_string()); + + // verification + for (int i = 0; i < 5; i++) + if (i != 1) assert_vertex(complex, static_cast (i)); + bool test1 = !complex.contains_edge(static_cast (a), static_cast (b)); + bool test2 = assert_blocker(complex, Root_vertex_handle(a), Root_vertex_handle(x), Root_vertex_handle(y)); + bool test3 = complex.num_edges() == 6; + bool test4 = complex.num_blockers() == 1; + Simplex sigma; + sigma.add_vertex(static_cast (a)); + sigma.add_vertex(static_cast (x)); + sigma.add_vertex(static_cast (y)); + sigma.add_vertex(static_cast (z)); + bool test5 = !(complex.contains(sigma)); + return test1 && test2 && test3 && test4&&test5; } +bool test_contraction2() { -bool test_contraction2(){ - enum { a, b, x, y, z, n }; - Complex complex(n); - build_complete(n,complex); - complex.remove_edge(static_cast(b),static_cast(x)); - Simplex_handle blocker; - blocker.add_vertex(static_cast(a)); - blocker.add_vertex(static_cast(y)); - blocker.add_vertex(static_cast(z)); + enum { + a, b, x, y, z, n + }; + Complex complex(n); + build_complete(n, complex); + complex.remove_edge(static_cast (b), static_cast (x)); + Simplex blocker; + blocker.add_vertex(static_cast (a)); + blocker.add_vertex(static_cast (y)); + blocker.add_vertex(static_cast (z)); - complex.add_blocker(blocker); + complex.add_blocker(blocker); - // Print result - cerr << "complex complex"<< complex.to_string(); - cerr <(a),static_cast(b)); + // Print result + cerr << "complex complex" << complex.to_string(); + cerr << endl << endl; + complex.contract_edge(static_cast (a), static_cast (b)); - cerr << "complex.ContractEdge(a,b)"<< complex.to_string(); + cerr << "complex.ContractEdge(a,b)" << complex.to_string(); - cerr <(a), static_cast(x), - static_cast(y),static_cast(z))); - test = test && complex.num_blockers()==1; - return test; + // there should be one blocker (a,c,d,e) in the complex + bool test; + test = complex.contains_blocker(Simplex(static_cast (a), static_cast (x), + static_cast (y), static_cast (z))); + test = test && complex.num_blockers() == 1; + return test; } -bool test_link_condition1(){ +bool test_link_condition1() { - Complex complex(0); - // Build the complexes - build_complete(4,complex); - complex.add_blocker(Simplex_handle(static_cast(0), static_cast(1), static_cast(2))); + Complex complex(0); + // Build the complexes + build_complete(4, complex); + complex.add_blocker(Simplex(static_cast (0), static_cast (1), static_cast (2))); - // Print result - cerr << "complex complex"<< complex.to_string(); - cerr <(2), static_cast(4)); - complex.add_edge(static_cast(3), static_cast(4)); - // Print result - cerr << "initial complex :\n"<< complex.to_string(); - cerr <(1), static_cast(2), static_cast(3)); - complex.remove_star(simplex_123); - cerr << "complex.remove_star(1,2,3):\n"<< complex.to_string(); - cerr < Ocomplex \n"; - return blocker123_here; +bool test_collapse0() { + Complex complex(5); + build_complete(4, complex); + complex.add_vertex(); + complex.add_edge_without_blockers(static_cast (2), static_cast (4)); + complex.add_edge_without_blockers(static_cast (3), static_cast (4)); + // Print result + cerr << "initial complex :\n" << complex.to_string(); + cerr << endl << endl; + + Simplex simplex_123(static_cast (1), static_cast (2), static_cast (3)); + complex.remove_star(simplex_123); + cerr << "complex.remove_star(1,2,3):\n" << complex.to_string(); + cerr << endl << endl; + + // verification + bool blocker123_here = complex.contains_blocker(simplex_123); + cerr << "----> Ocomplex \n"; + return blocker123_here; } - -bool test_collapse1(){ - Complex complex(5); - build_complete(4,complex); - complex.add_blocker(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2),Vertex_handle(3))); - // Print result - cerr << "initial complex :\n"<< complex.to_string(); - cerr < Ocomplex \n"; - return res; +bool test_collapse1() { + Complex complex(5); + build_complete(4, complex); + complex.add_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(3))); + // Print result + cerr << "initial complex :\n" << complex.to_string(); + cerr << endl << endl; + + Simplex simplex_123(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3)); + complex.remove_star(simplex_123); + cerr << "complex.remove_star(1,2,3):\n" << complex.to_string(); + cerr << endl << endl; + + // verification + bool res = complex.contains_blocker(simplex_123); + res = res && complex.num_blockers() == 1; + cerr << "----> Ocomplex \n"; + return res; } -bool test_collapse2(){ - Complex complex(5); - build_complete(4,complex); - complex.add_vertex(); - complex.add_edge(Vertex_handle(1),Vertex_handle(4)); - complex.add_edge(Vertex_handle(2),Vertex_handle(4)); - complex.add_edge(Vertex_handle(3),Vertex_handle(4)); - complex.add_blocker(Simplex_handle(Vertex_handle(1),Vertex_handle(2),Vertex_handle(3),Vertex_handle(4))); - // Print result - cerr << "initial complex :\n"<< complex.to_string(); - cerr <(2)); - cerr << "complex after remove star of 2:\n"<< complex.to_string(); - - bool blocker134_here = complex.contains_blocker(Simplex_handle(Vertex_handle(1),Vertex_handle(3),Vertex_handle(4))); - bool blocker1234_here = complex.contains_blocker(Simplex_handle(Vertex_handle(1),Vertex_handle(2),Vertex_handle(3),Vertex_handle(4))); - return blocker134_here && !blocker1234_here; +bool test_collapse3() { + Complex complex(5); + build_complete(4, complex); + complex.add_vertex(); + complex.add_edge_without_blockers(Vertex_handle(1), Vertex_handle(4)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(4)); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(4)); + complex.add_blocker(Simplex(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3), Vertex_handle(4))); + // Print result + cerr << "initial complex:\n" << complex.to_string(); + cerr << endl << endl; + + complex.remove_star(static_cast (2)); + cerr << "complex after remove star of 2:\n" << complex.to_string(); + + bool blocker134_here = complex.contains_blocker(Simplex(Vertex_handle(1), Vertex_handle(3), Vertex_handle(4))); + bool blocker1234_here = complex.contains_blocker(Simplex(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3), Vertex_handle(4))); + return blocker134_here && !blocker1234_here; } -bool test_add_simplex(){ - Complex complex(5); - build_complete(4,complex); - complex.add_blocker(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2))); - // Print result - cerr << "initial complex:\n"<< complex.to_string(); - cerr < simplices(complex.simplex_range().begin(),complex.simplex_range().end()); - sort(simplices.begin(),simplices.end(),[&](const Simplex_handle& s1,const Simplex_handle& s2){ - return s1.dimension()1) - copy.add_simplex(simplex); - } + std::vector simplices(complex.complex_simplex_range().begin(), complex.complex_simplex_range().end()); + sort(simplices.begin(), simplices.end(), [&](const Simplex& s1, const Simplex & s2) { + return s1.dimension() < s2.dimension(); + }); + for (const auto & simplex : simplices) { + if (!copy.contains(simplex) && simplex.dimension() == 1) + copy.add_edge_without_blockers(simplex.first_vertex(), simplex.last_vertex()); + if (!copy.contains(simplex) && simplex.dimension() > 1) + copy.add_simplex(simplex); + } - cerr << "complex after add_simplex:\n"<< copy.to_string(); + cerr << "complex after add_simplex:\n" << copy.to_string(); - return complex.num_blockers()==copy.num_blockers() && - complex.num_edges()==copy.num_edges() && - complex.num_vertices()==copy.num_vertices(); + return complex.num_blockers() == copy.num_blockers() && + complex.num_edges() == copy.num_edges() && + complex.num_vertices() == copy.num_vertices(); } +bool test_add_simplex3() { + Complex complex(5); + build_complete(5, complex); + complex.remove_edge(Vertex_handle(3), Vertex_handle(4)); + Simplex sigma(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2)); + complex.add_blocker(sigma); + // Print result + cerr << "initial complex:\n" << complex.to_string(); + cerr << endl << endl; + complex.add_simplex(sigma); + //should create two blockers 0123 and 0124 + cerr << "complex after adding simplex 012:\n" << complex.to_string(); + return complex.num_blockers() == 2 + && complex.contains_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(3))) + && complex.contains_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(4))); +} - -bool test_remove_popable_blockers(){ - Complex complex; - build_complete(4,complex); - complex.add_vertex(); - complex.add_edge(Vertex_handle(3),Vertex_handle(4)); - complex.add_edge(Vertex_handle(2),Vertex_handle(4)); - Simplex_handle sigma1=Simplex_handle(Vertex_handle(1),Vertex_handle(2),Vertex_handle(3)); - Simplex_handle sigma2=Simplex_handle(Vertex_handle(2),Vertex_handle(3),Vertex_handle(4)); - - complex.add_blocker(sigma1); - complex.add_blocker(sigma2); - cerr << "complex complex"<< complex.to_string(); - cerr < 0) + return false; + if (i >= 2 && complex.num_blockers() != 1) { + Simplex b; + for (int k = 0; k < i; k++) + b.add_vertex(Vertex_handle(i)); + if (!complex.contains_blocker(b)) + return false; + } + TESTVALUE(complex.blockers_to_string()); + } + Simplex s; + for (int k = 0; k < n; k++) + s.add_vertex(Vertex_handle(k)); + return complex.num_blockers() == 1 && complex.contains_blocker(s); } +bool test_add_edge() { + Complex complex(4); + for (unsigned i = 0u; i < 4; i++) + complex.add_edge(Vertex_handle(i), Vertex_handle((i + 1) % 4)); + + // Print result + cerr << "initial complex:\n" << complex.to_string(); + cerr << endl << endl; + complex.add_edge(Vertex_handle(1), Vertex_handle(3)); + //should create two blockers 013 and 012 + cerr << "complex after adding edge 13:\n" << complex.to_string(); + return complex.num_blockers() == 2 + && complex.contains_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(3))) + && complex.contains_blocker(Simplex(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3))); +} +bool test_remove_popable_blockers() { + Complex complex; + build_complete(4, complex); + complex.add_vertex(); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(4)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(4)); + Simplex sigma1 = Simplex(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3)); + Simplex sigma2 = Simplex(Vertex_handle(2), Vertex_handle(3), Vertex_handle(4)); + + complex.add_blocker(sigma1); + complex.add_blocker(sigma2); + cerr << "complex complex" << complex.to_string(); + cerr << endl << endl; + cerr << "complex.RemovePopableBlockers();" << endl; + complex.remove_popable_blockers(); + cerr << "complex complex" << complex.to_string(); + cerr << endl << endl; + + bool test1 = (complex.num_blockers() == 1); + + + // test 2 + complex.clear(); + build_complete(4, complex); + complex.add_vertex(); + complex.add_vertex(); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(4)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(4)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(5)); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(5)); + complex.add_edge_without_blockers(Vertex_handle(4), Vertex_handle(5)); + sigma1 = Simplex(Vertex_handle(1), Vertex_handle(2), Vertex_handle(3)); + sigma2 = Simplex(Vertex_handle(2), Vertex_handle(3), Vertex_handle(4)); + + complex.add_blocker(sigma1); + complex.add_blocker(sigma2); + cerr << "complex complex" << complex.to_string(); + cerr << endl << endl; + cerr << "complex.RemovePopableBlockers();" << endl; + complex.remove_popable_blockers(); + cerr << "complex complex" << complex.to_string(); + + cerr << endl << endl; + bool test2 = (complex.num_blockers() == 0); + return test1&&test2; +} -int main (int argc, char *argv[]) -{ - Tests tests_simplifiable_complex; - tests_simplifiable_complex.add("Test contraction 1",test_contraction1); - tests_simplifiable_complex.add("Test contraction 2",test_contraction2); - tests_simplifiable_complex.add("Test Link condition 1",test_link_condition1); - tests_simplifiable_complex.add("Test remove popable blockers",test_remove_popable_blockers); +int main(int argc, char *argv[]) { + Tests tests_simplifiable_complex; + tests_simplifiable_complex.add("Test contraction 1", test_contraction1); + tests_simplifiable_complex.add("Test contraction 2", test_contraction2); + tests_simplifiable_complex.add("Test Link condition 1", test_link_condition1); + tests_simplifiable_complex.add("Test remove popable blockers", test_remove_popable_blockers); - tests_simplifiable_complex.add("Test collapse 0",test_collapse0); - tests_simplifiable_complex.add("Test collapse 1",test_collapse1); - tests_simplifiable_complex.add("Test collapse 2",test_collapse2); - tests_simplifiable_complex.add("Test collapse 3",test_collapse3); + tests_simplifiable_complex.add("Test collapse 0", test_collapse0); + tests_simplifiable_complex.add("Test collapse 1", test_collapse1); + tests_simplifiable_complex.add("Test collapse 2", test_collapse2); + tests_simplifiable_complex.add("Test collapse 3", test_collapse3); - tests_simplifiable_complex.add("Test add simplex",test_add_simplex); - tests_simplifiable_complex.add("Test add simplex2",test_add_simplex2); + tests_simplifiable_complex.add("Test add edge",test_add_edge); + tests_simplifiable_complex.add("Test add simplex", test_add_simplex); + tests_simplifiable_complex.add("Test add simplex2", test_add_simplex2); + tests_simplifiable_complex.add("Test add simplex3",test_add_simplex3); + tests_simplifiable_complex.add("Test add simplex4",test_add_simplex4); - tests_simplifiable_complex.run(); + tests_simplifiable_complex.run(); - if(tests_simplifiable_complex.run()) - return EXIT_SUCCESS; - else - return EXIT_FAILURE; + if (tests_simplifiable_complex.run()) + return EXIT_SUCCESS; + else + return EXIT_FAILURE; } diff --git a/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp b/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp index 319e3c43..418638e8 100644 --- a/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp +++ b/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp @@ -42,911 +42,893 @@ using namespace skbl; typedef Skeleton_blocker_complex Complex; typedef Complex::Vertex_handle Vertex_handle; typedef Complex::Root_vertex_handle Root_vertex_handle; -typedef Complex::Simplex_handle Simplex_handle; +typedef Complex::Simplex Simplex; typedef Complex::Root_simplex_handle Root_simplex_handle; -typedef Simplex_handle::Simplex_vertex_const_iterator Simplex_vertex_const_iterator; +typedef Simplex::Simplex_vertex_const_iterator Simplex_vertex_const_iterator; typedef Complex::Edge_handle Edge_handle; // true if v in complex -bool assert_vertex(Complex &complex,Vertex_handle v){ - //assert(complex.contains(v)); - return complex.contains(static_cast(v)); -} - -bool assert_simplex(Complex &complex,Root_vertex_handle a,Root_vertex_handle b,Root_vertex_handle c){ - return true; - // AddressSimplex simplex((a),(b),(c)); - // return complex.contains(&simplex); -} -// true iff the blocker (a,b,c) is in complex -bool assert_blocker(Complex &complex,Root_vertex_handle a,Root_vertex_handle b,Root_vertex_handle c){ - return true; - //return complex.contains_blocker((a),(b),(c)); +bool assert_vertex(Complex &complex, Vertex_handle v) { + //assert(complex.contains(v)); + return complex.contains(static_cast (v)); } -// true iff the blocker (a,b,c,d) is in complex -bool assert_blocker(Complex &complex,Root_vertex_handle a,Root_vertex_handle b,Root_vertex_handle c,Root_vertex_handle d){ - return true; - //Simplex blocker (a,b,c,d); - //return complex.contains_blocker(&blocker); -} - - - -void build_complete(int n,Complex& complex){ - complex.clear(); - for(int i=0;i=0;i--) - // for(int j=i-1;j>=0;j--) - // complex.add_edge(Vertex_handle(i),Vertex_handle(j)); - - for(int i=0;i expected_num_simplices; - - expected_num_simplices[Vertex_handle(0)] = 4; - expected_num_simplices[Vertex_handle(1)] = 6; - expected_num_simplices[Vertex_handle(2)] = 11; - expected_num_simplices[Vertex_handle(3)] = 9; - expected_num_simplices[Vertex_handle(4)] = 7; - expected_num_simplices[Vertex_handle(5)] = 7; - - for(auto pair : expected_num_simplices){ - unsigned num_simplices_around = 0; - for(const auto& simplex : complex.simplex_range(pair.first)){ - simplex.dimension(); - DBGVALUE(simplex); - ++num_simplices_around; - } - - correct_number_simplices = correct_number_simplices && (num_simplices_around == pair.second); - - DBGMSG("current vertex:",pair.first); - DBGMSG("expected_num_simplices:",pair.second); - DBGMSG("found:",num_simplices_around); - } - return correct_number_simplices; +bool assert_blocker(Complex &complex, Root_vertex_handle a, Root_vertex_handle b, Root_vertex_handle c) { + return true; + //return complex.contains_blocker((a),(b),(c)); } +// true iff the blocker (a,b,c,d) is in complex - -bool test_iterator_simplices2(){ - Complex complex(2); - complex.add_edge(Vertex_handle(0),Vertex_handle(1)); - - for(const auto& s:complex.triangle_range()){ - s.dimension(); - return false; // there are no triangles - } - - unsigned num_simplices = 0 ; - - - DBGVALUE(complex.to_string()); - - for(const auto& simplex : complex.simplex_range(Vertex_handle(0))){ - simplex.dimension(); - DBGVALUE(simplex); - } - - - for(const auto& simplex : complex.simplex_range()){ - DBGVALUE(simplex); - simplex.dimension(); - ++num_simplices; - } - bool correct_number_simplices = (num_simplices == 3); - return correct_number_simplices; +bool assert_blocker(Complex &complex, Root_vertex_handle a, Root_vertex_handle b, Root_vertex_handle c, Root_vertex_handle d) { + return true; + //Simplex blocker (a,b,c,d); + //return complex.contains_blocker(&blocker); +} + +void build_complete(int n, Complex& complex) { + complex.clear(); + for (int i = 0; i < n; i++) + complex.add_vertex(); + + // for(int i=n-1;i>=0;i--) + // for(int j=i-1;j>=0;j--) + // complex.add_edge_without_blockers(Vertex_handle(i),Vertex_handle(j)); + + for (int i = 0; i < n; i++) + for (int j = 0; j < i; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); +} + +bool test_simplex() { + // PRINT("test simplex"); + Simplex simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(3)); + for (auto i = simplex.begin(); i != simplex.end(); ++i) { + PRINT(*i); + auto j = i; + for (++j; + j != simplex.end(); + ++j) { + PRINT(*j); + } + } + return simplex.dimension() == 3; +} + +bool test_iterator_vertices1() { + int n = 10; + Complex complex(10); + cerr << "complex.num_vertices():" << complex.num_vertices() << endl; + int num_vertex_seen = 0; + for (auto vi : complex.vertex_range()) { + cerr << "vertex:" << vi << endl; + ++num_vertex_seen; + } + return num_vertex_seen == n; +} + +bool test_iterator_vertices2() { + int n = 10; + Complex complex(10); + build_complete(10, complex); + cerr << "complex.num_vertices():" << complex.num_vertices() << endl; + cerr << "complex.num_edges():" << complex.num_edges() << endl; + int num_vertex_seen = 0; + for (auto vi : complex.vertex_range(Vertex_handle(2))) { + cerr << "vertex:" << vi << endl; + ++num_vertex_seen; + } + std::cerr << "num_vertex_seen:" << num_vertex_seen << std::endl; + return num_vertex_seen == (n - 1); +} + +bool test_iterator_edge() { + const int n = 10; + Complex complex(n); + for (int i = 0; i < n; i++) + for (int j = 0; j < i; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + complex.remove_edge(Vertex_handle(2), Vertex_handle(3)); + complex.remove_edge(Vertex_handle(3), Vertex_handle(5)); + cerr << "complex.num_edges():" << complex.num_edges() << endl; + int num_edges_seen = 0; + for (auto edge : complex.edge_range()) { + cerr << "edge :" << complex[edge] << endl; + ++num_edges_seen; + } + + return num_edges_seen == n * (n - 1) / 2 - 2; +} + +bool test_iterator_edge2() { + const int n = 10; + Complex complex(n); + for (int i = 0; i < n; i++) + for (int j = 0; j < i; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + complex.remove_edge(Vertex_handle(2), Vertex_handle(3)); + complex.remove_edge(Vertex_handle(3), Vertex_handle(5)); + cerr << "complex.num_edges():" << complex.num_edges() << endl; + int num_neigbors_seen = 0; + for (auto neighbor : complex.vertex_range(Vertex_handle(2))) { + cerr << "neighbor" << neighbor << endl; + ++num_neigbors_seen; + } + return num_neigbors_seen == 8; +} + +bool test_iterator_edge3() { + const int n = 10; + Complex complex(n); + for (int i = 0; i < n; i++) + for (int j = 0; j < i; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + complex.remove_edge(Vertex_handle(2), Vertex_handle(3)); + complex.remove_edge(Vertex_handle(3), Vertex_handle(5)); + cerr << "complex.num_edges():" << complex.num_edges() << endl; + int num_neigbors_seen = 0; + for (auto edge : complex.edge_range(Vertex_handle(2))) { + std::cerr << edge << std::endl; + ++num_neigbors_seen; + } + return num_neigbors_seen == 8; +} + +bool test_iterator_triangles() { + const int n = 7; + Complex complex(n); + //create a "ring" around '0' + for (int i = 1; i < n; i++) + complex.add_edge_without_blockers(Vertex_handle(0), Vertex_handle(i)); + for (int i = 1; i < n - 1; i++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(i + 1)); + complex.add_edge_without_blockers(Vertex_handle(1), Vertex_handle(6)); + + PRINT(complex.to_string()); + + int num_triangles_seen = 0; + //for (auto t : complex.triangle_range(5)){ + TEST("triangles around 5 (should be 2 of them):"); + for (auto t : complex.triangle_range(Vertex_handle(5))) { + PRINT(t); + ++num_triangles_seen; + } + bool test = (num_triangles_seen == 2); + + num_triangles_seen = 0; + TEST("triangles around 0 (should be 6 of them):"); + for (auto t : complex.triangle_range(Vertex_handle(0))) { + PRINT(t); + ++num_triangles_seen; + } + test = test && (num_triangles_seen == 6); + + // we now add another triangle + complex.add_vertex(); + complex.add_edge_without_blockers(Vertex_handle(4), Vertex_handle(7)); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(7)); + complex.add_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(6))); + num_triangles_seen = 0; + + TEST("triangles (should be 6 of them):"); + num_triangles_seen = 0; + for (auto t : complex.triangle_range()) { + PRINT(t); + ++num_triangles_seen; + } + test = test && (num_triangles_seen == 6); + PRINT(num_triangles_seen); + + return test; } -bool test_iterator_simplices3(){ - Complex complex(3); - complex.add_edge(Vertex_handle(0),Vertex_handle(1)); - complex.add_edge(Vertex_handle(1),Vertex_handle(2)); - complex.add_edge(Vertex_handle(2),Vertex_handle(0)); - complex.add_blocker(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2))); - - unsigned num_simplices = 0 ; - - for(const auto& simplex : complex.simplex_range(Vertex_handle(0))){ - simplex.dimension(); - DBGVALUE(simplex); - } - +//#include "combinatorics/Skeleton_blocker/iterators/Skeleton_blockers_simplices_iterators.h" - for(const auto& simplex : complex.simplex_range()){ - DBGVALUE(simplex); - simplex.dimension(); - ++num_simplices; - } - bool correct_number_simplices = (num_simplices == 6); - return correct_number_simplices; +bool test_iterator_simplices() { + Complex complex(6); + complex.add_edge_without_blockers(Vertex_handle(0), Vertex_handle(1)); + complex.add_edge_without_blockers(Vertex_handle(1), Vertex_handle(2)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(0)); + complex.add_edge_without_blockers(Vertex_handle(1), Vertex_handle(3)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(3)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(5)); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(5)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(4)); + complex.add_edge_without_blockers(Vertex_handle(4), Vertex_handle(5)); + complex.add_edge_without_blockers(Vertex_handle(3), Vertex_handle(4)); + + complex.add_blocker(Simplex(Vertex_handle(2), Vertex_handle(3), Vertex_handle(4), Vertex_handle(5))); + + bool correct_number_simplices = true; + + std::map expected_num_simplices; + + expected_num_simplices[Vertex_handle(0)] = 4; + expected_num_simplices[Vertex_handle(1)] = 6; + expected_num_simplices[Vertex_handle(2)] = 11; + expected_num_simplices[Vertex_handle(3)] = 9; + expected_num_simplices[Vertex_handle(4)] = 7; + expected_num_simplices[Vertex_handle(5)] = 7; + + for (auto pair : expected_num_simplices) { + unsigned num_simplices_around = 0; + for (const auto& simplex : complex.star_simplex_range(pair.first)) { + simplex.dimension(); + DBGVALUE(simplex); + ++num_simplices_around; + } + + correct_number_simplices = correct_number_simplices && (num_simplices_around == pair.second); + + DBGMSG("current vertex:", pair.first); + DBGMSG("expected_num_simplices:", pair.second); + DBGMSG("found:", num_simplices_around); + } + return correct_number_simplices; +} + +bool test_iterator_simplices2() { + Complex complex(2); + complex.add_edge_without_blockers(Vertex_handle(0), Vertex_handle(1)); + + for (const auto& s : complex.triangle_range()) { + s.dimension(); + return false; // there are no triangles + } + + unsigned num_simplices = 0; + + + DBGVALUE(complex.to_string()); + + for (const auto& simplex : complex.star_simplex_range(Vertex_handle(0))) { + simplex.dimension(); + DBGVALUE(simplex); + } + + + for (const auto& simplex : complex.complex_simplex_range()) { + DBGVALUE(simplex); + simplex.dimension(); + ++num_simplices; + } + bool correct_number_simplices = (num_simplices == 3); + return correct_number_simplices; +} + +bool test_iterator_simplices3() { + Complex complex(3); + complex.add_edge_without_blockers(Vertex_handle(0), Vertex_handle(1)); + complex.add_edge_without_blockers(Vertex_handle(1), Vertex_handle(2)); + complex.add_edge_without_blockers(Vertex_handle(2), Vertex_handle(0)); + complex.add_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2))); + + unsigned num_simplices = 0; + + for (const auto& simplex : complex.star_simplex_range(Vertex_handle(0))) { + simplex.dimension(); + DBGVALUE(simplex); + } + + + for (const auto& simplex : complex.complex_simplex_range()) { + DBGVALUE(simplex); + simplex.dimension(); + ++num_simplices; + } + bool correct_number_simplices = (num_simplices == 6); + return correct_number_simplices; +} + +bool test_iterator_simplices4() { + Complex empty_complex; + for (auto v : empty_complex.vertex_range()) { + (void) v; + } + for (auto e : empty_complex.edge_range()) { + empty_complex[e]; + } + for (auto t : empty_complex.triangle_range()) { + t.dimension(); + } + for (auto s : empty_complex.complex_simplex_range()) { + s.dimension(); + } + return true; } -bool test_iterator_simplices4(){ - Complex empty_complex; - for(auto v : empty_complex.vertex_range()){ - (void) v; - } - for(auto e : empty_complex.edge_range()){ - empty_complex[e]; - } - for(auto t : empty_complex.triangle_range()){ - t.dimension(); - } - for(auto s : empty_complex.simplex_range()){ - s.dimension(); - } - return true; +bool test_iterator_coboundary() { + Complex c(4); + build_complete(4, c); + c.remove_edge(Vertex_handle(0), Vertex_handle(2)); + PRINT(c.to_string()); + Simplex s02(Vertex_handle(0), Vertex_handle(2)); + int n = 0; + std::set expected; + expected.insert(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2))); + expected.insert(Simplex(Vertex_handle(0), Vertex_handle(2), Vertex_handle(3))); + for (const auto & s : c.coboundary_range(s02)) { + PRINT(s); + if (expected.find(s) == expected.end()) + return false; + ++n; + } + return n == 2; } - template -auto blocker_range(Map map) -> decltype( map | boost::adaptors::map_values){ - return map| boost::adaptors::map_values ; -} - - -bool test_iterator_blockers(){ - Complex complex; - Simplex_handle alpha; - Simplex_handle vertex_set_expected; - // Build the complexes - for (int i=0;i<20;i++){ - complex.add_vertex(); - } - for (int i=10;i<15;i++){ - for (int j=i+1;j<15;j++) - complex.add_edge(Vertex_handle(i),Vertex_handle(j)); - } - - complex.add_blocker(Simplex_handle(Vertex_handle(10),Vertex_handle(11),Vertex_handle(12))); - complex.add_blocker(Simplex_handle(Vertex_handle(2),Vertex_handle(1),Vertex_handle(10))); - complex.add_blocker(Simplex_handle(Vertex_handle(10),Vertex_handle(9),Vertex_handle(15))); - complex.add_blocker(Simplex_handle(Vertex_handle(1),Vertex_handle(9),Vertex_handle(8))); - - // Print result - int num_blockers=0; - for(auto blockers : complex.blocker_range(Vertex_handle(10))){ - TESTVALUE(*blockers) ; - num_blockers++; - } - bool test = (num_blockers==3); - - num_blockers=0; - for (auto blockers : complex.blocker_range()){ - TESTVALUE(*blockers) ; - num_blockers++; - } - test = test && (num_blockers==4) ; - - return test; -} - - -bool test_link0(){ - - enum { a, b, c, d, n }; - Complex complex(n); - complex.add_edge(Vertex_handle(b),Vertex_handle(c));complex.add_edge(Vertex_handle(c),Vertex_handle(d)); - Simplex_handle alpha = Simplex_handle(Vertex_handle(c)); - Skeleton_blocker_link_complex L(complex,alpha); - - auto L2 = complex.link(alpha); - if(L!=L2) return false; - - PRINT(L.num_vertices()); - PRINT(L.to_string()); - - bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(b))); - bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(d))); - bool test3 = L.num_edges()==0; - bool test4 = L.num_blockers()==0; - return test1&&test2&&test3&&test4; - -} - -bool test_link1(){ - Complex complex; - - - // Build the complexes - for (int i=0;i<20;i++){ - complex.add_vertex(); - } - for (int i=10;i<15;i++){ - for (int j=i+1;j<15;j++) - complex.add_edge(Vertex_handle(i),Vertex_handle(j)); - } - Simplex_handle alpha(Vertex_handle(12),Vertex_handle(14)); - Skeleton_blocker_link_complex L(complex,alpha); - // Complexes built - - auto L2 = complex.link(alpha); - if(L!=L2) return false; - - // verification - bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(10))); - bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(11))); - bool test3 = L.contains_vertex(*L.get_address(Root_vertex_handle(13))); - bool test4 = L.num_edges()==3; - bool test5 = L.num_blockers()==0; - Root_simplex_handle simplex; - simplex.add_vertex(Root_vertex_handle(10)); - simplex.add_vertex(Root_vertex_handle(11)); - simplex.add_vertex(Root_vertex_handle(13)); - bool test6(L.get_simplex_address(simplex)); - bool test7 = L.contains(*(L.get_simplex_address(simplex))); - cerr <<"----> Ocomplex \n"; - return test1&&test2&&test3&&test4&&test5&&test6&&test7 ; - -} - - -bool test_link2(){ - Complex complex; - - Simplex_handle alpha; - Simplex_handle vertex_set_expected; - // Build the complexes - for (int i=0;i<20;i++){ - complex.add_vertex(); - } - for (int i=10;i<15;i++){ - for (int j=i+1;j<15;j++) - complex.add_edge(Vertex_handle(i),Vertex_handle(j)); - } - complex.add_blocker(Simplex_handle(Vertex_handle(10),Vertex_handle(11),Vertex_handle(13))); - alpha = Simplex_handle(Vertex_handle(12),Vertex_handle(14)); - Skeleton_blocker_link_complex L(complex,alpha); - // Complexes built - - // Print result - cerr << "complex complex"<< complex.to_string(); - cerr < Ocomplex \n"; - return test1&&test2&&test3&&test4&&test5&&test6 ; -} - -bool test_link3(){ - Complex complex; - - Simplex_handle alpha; - Simplex_handle vertex_set_expected; - // Build the complexes - for (int i=0;i<20;i++){ - complex.add_vertex(); - } - for (int i=10;i<15;i++){ - for (int j=i+1;j<15;j++) - complex.add_edge(Vertex_handle(i),Vertex_handle(j)); - } - complex.add_blocker(Simplex_handle(Vertex_handle(10),Vertex_handle(11),Vertex_handle(12))); - alpha = Simplex_handle(Vertex_handle(12),Vertex_handle(14)); - Skeleton_blocker_link_complex L(complex,alpha); - // Complexes built - - // Print result - cerr << "complex complex"<< complex.to_string(); - cerr < L(complex,alpha); - // Complexes built - - // verification - bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(10))); - bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(11))); - bool test3 = L.contains_vertex(*L.get_address(Root_vertex_handle(13))); - bool test4 = L.num_edges()==3; - bool test5 = L.num_blockers()==1; - Root_simplex_handle simplex; - simplex.add_vertex(Root_vertex_handle(10)); - simplex.add_vertex(Root_vertex_handle(11)); - simplex.add_vertex(Root_vertex_handle(13)); - bool test6 = L.contains_blocker(*(L.get_simplex_address(simplex))); - cerr <<"----> Ocomplex \n"; - return test1&&test2&&test3&&test4&&test5&&test6 ; - -} - -bool test_link5(){ - Complex complex(0,new Print_complex_visitor()); - // Build the complexes - build_complete(4,complex); - complex.add_blocker(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2),Vertex_handle(3))); +auto blocker_range(Map map) -> decltype(map | boost::adaptors::map_values) { + return map | boost::adaptors::map_values; +} + +bool test_iterator_blockers() { + Complex complex; + Simplex alpha; + Simplex vertex_set_expected; + // Build the complexes + for (int i = 0; i < 20; i++) { + complex.add_vertex(); + } + for (int i = 10; i < 15; i++) { + for (int j = i + 1; j < 15; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + } + + complex.add_blocker(Simplex(Vertex_handle(10), Vertex_handle(11), Vertex_handle(12))); + complex.add_blocker(Simplex(Vertex_handle(2), Vertex_handle(1), Vertex_handle(10))); + complex.add_blocker(Simplex(Vertex_handle(10), Vertex_handle(9), Vertex_handle(15))); + complex.add_blocker(Simplex(Vertex_handle(1), Vertex_handle(9), Vertex_handle(8))); + + // Print result + int num_blockers = 0; + for (auto blockers : complex.blocker_range(Vertex_handle(10))) { + TESTVALUE(*blockers); + num_blockers++; + } + bool test = (num_blockers == 3); + + num_blockers = 0; + for (auto blockers : complex.blocker_range()) { + TESTVALUE(*blockers); + num_blockers++; + } + test = test && (num_blockers == 4); + + return test; +} + +bool test_link0() { + + enum { + a, b, c, d, n + }; + Complex complex(n); + complex.add_edge_without_blockers(Vertex_handle(b), Vertex_handle(c)); + complex.add_edge_without_blockers(Vertex_handle(c), Vertex_handle(d)); + Simplex alpha = Simplex(Vertex_handle(c)); + Skeleton_blocker_link_complex L(complex, alpha); + + auto L2 = complex.link(alpha); + if (L != L2) return false; + + PRINT(L.num_vertices()); + PRINT(L.to_string()); + + bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(b))); + bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(d))); + bool test3 = L.num_edges() == 0; + bool test4 = L.num_blockers() == 0; + return test1 && test2 && test3&&test4; + +} + +bool test_link1() { + Complex complex; + + + // Build the complexes + for (int i = 0; i < 20; i++) { + complex.add_vertex(); + } + for (int i = 10; i < 15; i++) { + for (int j = i + 1; j < 15; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + } + Simplex alpha(Vertex_handle(12), Vertex_handle(14)); + Skeleton_blocker_link_complex L(complex, alpha); + // Complexes built + + auto L2 = complex.link(alpha); + if (L != L2) return false; + + // verification + bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(10))); + bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(11))); + bool test3 = L.contains_vertex(*L.get_address(Root_vertex_handle(13))); + bool test4 = L.num_edges() == 3; + bool test5 = L.num_blockers() == 0; + Root_simplex_handle simplex; + simplex.add_vertex(Root_vertex_handle(10)); + simplex.add_vertex(Root_vertex_handle(11)); + simplex.add_vertex(Root_vertex_handle(13)); + bool test6(L.get_simplex_address(simplex)); + bool test7 = L.contains(*(L.get_simplex_address(simplex))); + cerr << "----> Ocomplex \n"; + return test1 && test2 && test3 && test4 && test5 && test6&&test7; + +} + +bool test_link2() { + Complex complex; + + Simplex alpha; + Simplex vertex_set_expected; + // Build the complexes + for (int i = 0; i < 20; i++) { + complex.add_vertex(); + } + for (int i = 10; i < 15; i++) { + for (int j = i + 1; j < 15; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + } + complex.add_blocker(Simplex(Vertex_handle(10), Vertex_handle(11), Vertex_handle(13))); + alpha = Simplex(Vertex_handle(12), Vertex_handle(14)); + Skeleton_blocker_link_complex L(complex, alpha); + // Complexes built + + // Print result + cerr << "complex complex" << complex.to_string(); + cerr << endl << endl; + cerr << "L= Link_complex(" << alpha << ") : \n" << L.to_string(); + + auto L2 = complex.link(alpha); + if (L != L2) return false; + + + // verification + bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(10))); + bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(11))); + bool test3 = L.contains_vertex(*L.get_address(Root_vertex_handle(13))); + bool test4 = L.num_edges() == 3; + bool test5 = L.num_blockers() == 1; + Root_simplex_handle simplex; + simplex.add_vertex(Root_vertex_handle(10)); + simplex.add_vertex(Root_vertex_handle(11)); + simplex.add_vertex(Root_vertex_handle(13)); + bool test6 = L.contains_blocker(*(L.get_simplex_address(simplex))); + cerr << "----> Ocomplex \n"; + return test1 && test2 && test3 && test4 && test5&&test6; +} + +bool test_link3() { + Complex complex; + + Simplex alpha; + Simplex vertex_set_expected; + // Build the complexes + for (int i = 0; i < 20; i++) { + complex.add_vertex(); + } + for (int i = 10; i < 15; i++) { + for (int j = i + 1; j < 15; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + } + complex.add_blocker(Simplex(Vertex_handle(10), Vertex_handle(11), Vertex_handle(12))); + alpha = Simplex(Vertex_handle(12), Vertex_handle(14)); + Skeleton_blocker_link_complex L(complex, alpha); + // Complexes built + + // Print result + cerr << "complex complex" << complex.to_string(); + cerr << endl << endl; + cerr << "L= Link_complex(" << alpha << ") : \n" << L.to_string(); + + auto L2 = complex.link(alpha); + if (L != L2) return false; + + + // verification + bool test = assert_vertex(L, *L.get_address(Root_vertex_handle(10))); + test = test && assert_vertex(L, *L.get_address(Root_vertex_handle(11))); + test = test && assert_vertex(L, *L.get_address(Root_vertex_handle(13))); + test = test && L.num_edges() == 2; + test = test && L.contains_edge(*L.get_address(Root_vertex_handle(10)), *L.get_address(Root_vertex_handle(13))); + test = test && L.contains_edge(*L.get_address(Root_vertex_handle(13)), *L.get_address(Root_vertex_handle(11))); + test = test && L.num_blockers() == 0; + return test; +} + +bool test_link4() { + Complex complex; + + // Build the complexes + for (int i = 0; i < 20; i++) { + complex.add_vertex(); + } + for (int i = 10; i < 15; i++) { + for (int j = i + 1; j < 15; j++) + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(j)); + } + complex.add_blocker(Simplex(Vertex_handle(10), Vertex_handle(11), Vertex_handle(12), Vertex_handle(13))); + Simplex alpha(Vertex_handle(12), Vertex_handle(14)); + Skeleton_blocker_link_complex L(complex, alpha); + // Complexes built + + // verification + bool test1 = L.contains_vertex(*L.get_address(Root_vertex_handle(10))); + bool test2 = L.contains_vertex(*L.get_address(Root_vertex_handle(11))); + bool test3 = L.contains_vertex(*L.get_address(Root_vertex_handle(13))); + bool test4 = L.num_edges() == 3; + bool test5 = L.num_blockers() == 1; + Root_simplex_handle simplex; + simplex.add_vertex(Root_vertex_handle(10)); + simplex.add_vertex(Root_vertex_handle(11)); + simplex.add_vertex(Root_vertex_handle(13)); + bool test6 = L.contains_blocker(*(L.get_simplex_address(simplex))); + cerr << "----> Ocomplex \n"; + return test1 && test2 && test3 && test4 && test5&&test6; + +} + +bool test_link5() { + Complex complex(0, new Print_complex_visitor()); + // Build the complexes + build_complete(4, complex); + complex.add_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(3))); + + Simplex alpha(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2)); + + + Skeleton_blocker_link_complex L(complex, alpha); // Complexes built + + // Print result + PRINT(complex.to_string()); + cerr << endl << endl; + PRINT(L.to_string()); + + // verification + return L.num_vertices() == 0; +} + +bool test_link6() { + Complex complex(0, new Print_complex_visitor()); + // Build the complexes + build_complete(4, complex); + complex.add_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2))); - Simplex_handle alpha(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2)); + Simplex alpha(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2)); + Skeleton_blocker_link_complex link_blocker_alpha; - Skeleton_blocker_link_complex L(complex,alpha); // Complexes built + build_link_of_blocker(complex, alpha, link_blocker_alpha); + + // Print result + PRINT(complex.to_string()); + cerr << endl << endl; + PRINT(link_blocker_alpha.to_string()); - // Print result - PRINT(complex.to_string()); - cerr <()); - // Build the complexes - build_complete(4,complex); - complex.add_blocker(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2))); - - Simplex_handle alpha(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2)); - - Skeleton_blocker_link_complex link_blocker_alpha; +bool test_link7() { + Complex complex(0, new Print_complex_visitor()); + // Build the complexes + build_complete(6, complex); + complex.add_vertex(); + complex.add_vertex(); + for (int i = 3; i < 6; ++i) { + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(6)); + complex.add_edge_without_blockers(Vertex_handle(i), Vertex_handle(7)); + } + complex.add_edge_without_blockers(Vertex_handle(6), Vertex_handle(7)); + complex.add_blocker(Simplex(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2))); + complex.add_blocker(Simplex(Vertex_handle(3), Vertex_handle(4), Vertex_handle(5))); - build_link_of_blocker(complex,alpha,link_blocker_alpha); - - // Print result - PRINT(complex.to_string()); - cerr < link_blocker_alpha; -bool test_link7(){ - Complex complex(0,new Print_complex_visitor()); - // Build the complexes - build_complete(6,complex); - complex.add_vertex(); - complex.add_vertex(); - for(int i = 3; i<6; ++i){ - complex.add_edge(Vertex_handle(i),Vertex_handle(6)); - complex.add_edge(Vertex_handle(i),Vertex_handle(7)); - } - complex.add_edge(Vertex_handle(6),Vertex_handle(7)); - complex.add_blocker(Simplex_handle(Vertex_handle(0),Vertex_handle(1),Vertex_handle(2))); - complex.add_blocker(Simplex_handle(Vertex_handle(3),Vertex_handle(4),Vertex_handle(5))); + build_link_of_blocker(complex, alpha, link_blocker_alpha); - Simplex_handle alpha(Vertex_handle(3),Vertex_handle(4),Vertex_handle(5)); + //the result should be the edge {6,7} plus the blocker {0,1,2} - Skeleton_blocker_link_complex link_blocker_alpha; + // Print result + PRINT(complex.to_string()); + cerr << endl << endl; + DBGVALUE(link_blocker_alpha.to_string()); - build_link_of_blocker(complex,alpha,link_blocker_alpha); + Skeleton_blocker_link_complex link_blocker_alpha_cpy = link_blocker_alpha; - //the result should be the edge {6,7} plus the blocker {0,1,2} + DBGVALUE(link_blocker_alpha_cpy.to_string()); - // Print result - PRINT(complex.to_string()); - cerr < link_blocker_alpha_cpy = link_blocker_alpha; + DBGVALUE(equal_complexes); - DBGVALUE(link_blocker_alpha_cpy.to_string()); - - bool equal_complexes = - (link_blocker_alpha.num_vertices() == link_blocker_alpha_cpy.num_vertices()) - &&(link_blocker_alpha.num_blockers() == link_blocker_alpha_cpy.num_blockers()) - &&(link_blocker_alpha.num_edges() == link_blocker_alpha_cpy.num_edges()) - ; - DBGVALUE((link_blocker_alpha.num_blockers() == link_blocker_alpha_cpy.num_blockers())); - DBGVALUE((link_blocker_alpha.num_blockers() )); - DBGVALUE(( link_blocker_alpha_cpy.num_blockers())); - - DBGVALUE(equal_complexes); - - // verification - return link_blocker_alpha.num_vertices()==5 && link_blocker_alpha.num_edges()==4 && link_blocker_alpha.num_blockers()==1 && equal_complexes; + // verification + return link_blocker_alpha.num_vertices() == 5 && link_blocker_alpha.num_edges() == 4 && link_blocker_alpha.num_blockers() == 1 && equal_complexes; } - - - - - - - template -void add_triangle_edges(int a,int b,int c,list& simplices){ - typedef SimplexHandle Simplex_handle; - typedef typename SimplexHandle::Vertex_handle Vertex_handle; +void add_triangle_edges(int a, int b, int c, list& simplices) { + typedef SimplexHandle Simplex; + typedef typename SimplexHandle::Vertex_handle Vertex_handle; - simplices.push_back(Simplex_handle(Vertex_handle(a),Vertex_handle(b) )); - simplices.push_back(Simplex_handle(Vertex_handle(b),Vertex_handle(c) )); - simplices.push_back(Simplex_handle(Vertex_handle(c),Vertex_handle(a) )); + simplices.push_back(Simplex(Vertex_handle(a), Vertex_handle(b))); + simplices.push_back(Simplex(Vertex_handle(b), Vertex_handle(c))); + simplices.push_back(Simplex(Vertex_handle(c), Vertex_handle(a))); } template -void add_triangle(int a,int b,int c,list& simplices){ - typedef SimplexHandle Simplex_handle; - typedef typename SimplexHandle::Vertex_handle Vertex_handle; - simplices.push_back(Simplex_handle(Vertex_handle(a),Vertex_handle(b),Vertex_handle(c))); +void add_triangle(int a, int b, int c, list& simplices) { + typedef SimplexHandle Simplex; + typedef typename SimplexHandle::Vertex_handle Vertex_handle; + simplices.push_back(Simplex(Vertex_handle(a), Vertex_handle(b), Vertex_handle(c))); } -bool test_constructor(){ - list simplices; - - simplices.push_back(Simplex_handle(Vertex_handle(0))); - simplices.push_back(Simplex_handle(Vertex_handle(1))); - simplices.push_back(Simplex_handle(Vertex_handle(2))); - simplices.push_back(Simplex_handle(Vertex_handle(3))); - simplices.push_back(Simplex_handle(Vertex_handle(4))); - simplices.push_back(Simplex_handle(Vertex_handle(5))); +bool test_constructor() { + list simplices; - simplices.push_back(Simplex_handle(Vertex_handle(3),Vertex_handle(5) )); + simplices.push_back(Simplex(Vertex_handle(0))); + simplices.push_back(Simplex(Vertex_handle(1))); + simplices.push_back(Simplex(Vertex_handle(2))); + simplices.push_back(Simplex(Vertex_handle(3))); + simplices.push_back(Simplex(Vertex_handle(4))); + simplices.push_back(Simplex(Vertex_handle(5))); - add_triangle_edges(0,1,5,simplices); - add_triangle_edges(1,2,3,simplices); - add_triangle_edges(2,3,4,simplices); - add_triangle_edges(1,3,4,simplices); - add_triangle_edges(1,2,4,simplices); - - - add_triangle(0,1,5,simplices); - add_triangle(1,2,3,simplices); - add_triangle(1,3,4,simplices); - add_triangle(1,2,4,simplices); - add_triangle(2,3,4,simplices); - - Complex complex(simplices.begin(),simplices.end()); - - PRINT(complex.to_string()); - - return ( complex.num_vertices()==6&&complex.num_edges()==10&& complex.num_blockers()==2); -} - - -list subfaces(Simplex_handle top_face){ - list res; - if(top_face.dimension()==-1) return res; - if(top_face.dimension()==0) { - res.push_back(top_face); - return res; - } - else{ - Vertex_handle first_vertex = top_face.first_vertex(); - top_face.remove_vertex(first_vertex); - res = subfaces(top_face); - list copy = res; - for(auto& simplex : copy){ - simplex.add_vertex(first_vertex); - } - res.push_back(Simplex_handle(first_vertex)); - res.splice(res.end(),copy); - return res; - } -} - - -bool test_constructor2(){ - Simplex_handle simplex; - for(int i =0 ; i < 5;++i) - simplex.add_vertex(static_cast(i)); - - list simplices(subfaces(simplex)); - simplices.remove(simplex); - - Complex complex(simplices.begin(),simplices.end()); - - PRINT(complex.to_string()); - - for(auto b : complex.const_blocker_range()){ - cout << "b:"< simplices; - auto subf(subfaces(Sh(Vh(0),Vh(1),Vh(2)))); - subf.pop_back(); //remove max face -> now a blocker 012 - simplices.insert(simplices.begin(),subf.begin(),subf.end()); - DBGCONT(simplices); - Complex complex(simplices.begin(),simplices.end()); - DBGVALUE(complex.to_string()); + add_triangle(0, 1, 5, simplices); + add_triangle(1, 2, 3, simplices); + add_triangle(1, 3, 4, simplices); + add_triangle(1, 2, 4, simplices); + add_triangle(2, 3, 4, simplices); - if(complex.num_blockers()!=1) return false; - Sh expected_blocker(Vh(0),Vh(1),Vh(2)); - for(auto b : complex.const_blocker_range()) - if(*b!=expected_blocker) return false; + Complex complex(simplices.begin(), simplices.end()); + PRINT(complex.to_string()); - return complex.num_vertices()==3 && complex.num_blockers()==1; + return ( complex.num_vertices() == 6 && complex.num_edges() == 10 && complex.num_blockers() == 2); } -bool test_constructor4(){ - typedef Vertex_handle Vh; - typedef Simplex_handle Sh; - std::vector simplices; - auto subf(subfaces(Sh(Vh(0),Vh(1),Vh(2),Vh(3)))); - simplices.insert(simplices.begin(),subf.begin(),subf.end()); - - simplices.push_back(Sh(Vh(4))); - simplices.push_back(Sh(Vh(4),Vh(1))); - simplices.push_back(Sh(Vh(4),Vh(0))); - - DBGCONT(simplices); - Complex complex(simplices.begin(),simplices.end()); - - DBGVALUE(complex.to_string()); - if(complex.num_blockers()!=1) return false; - Sh expected_blocker(Vh(0),Vh(1),Vh(4)); - for(auto b : complex.const_blocker_range()) - if(*b!=expected_blocker) return false; - - return complex.num_vertices()==5 && complex.num_blockers()==1 && complex.num_edges()==8; +list subfaces(Simplex top_face) { + list res; + if (top_face.dimension() == -1) return res; + if (top_face.dimension() == 0) { + res.push_back(top_face); + return res; + } else { + Vertex_handle first_vertex = top_face.first_vertex(); + top_face.remove_vertex(first_vertex); + res = subfaces(top_face); + list copy = res; + for (auto& simplex : copy) { + simplex.add_vertex(first_vertex); + } + res.push_back(Simplex(first_vertex)); + res.splice(res.end(), copy); + return res; + } } +bool test_constructor2() { + Simplex simplex; + for (int i = 0; i < 5; ++i) + simplex.add_vertex(static_cast (i)); + list simplices(subfaces(simplex)); + simplices.remove(simplex); -bool test_constructor5(){ - typedef Vertex_handle Vh; - typedef Simplex_handle Sh; - std::vector simplices; - auto subf(subfaces(Sh(Vh(0),Vh(1),Vh(2)))); - simplices.insert(simplices.begin(),subf.begin(),subf.end()); - - simplices.push_back(Sh(Vh(3))); - simplices.push_back(Sh(Vh(3),Vh(1))); - simplices.push_back(Sh(Vh(3),Vh(2))); - simplices.push_back(Sh(Vh(4))); - simplices.push_back(Sh(Vh(4),Vh(1))); - simplices.push_back(Sh(Vh(4),Vh(0))); - simplices.push_back(Sh(Vh(5))); - simplices.push_back(Sh(Vh(5),Vh(2))); - simplices.push_back(Sh(Vh(5),Vh(0))); - - DBGCONT(simplices); - Complex complex(simplices.begin(),simplices.end()); + Complex complex(simplices.begin(), simplices.end()); - DBGVALUE(complex.to_string()); + PRINT(complex.to_string()); - return complex.num_vertices()==6 && complex.num_blockers()==3 && complex.num_edges()==9; -} - - -bool test_constructor6(){ - typedef Vertex_handle Vh; - typedef Simplex_handle Sh; - std::vector simplices; - auto subf(subfaces(Sh(Vh(0),Vh(1),Vh(2),Vh(3)))); - for(auto s:subf){ - Sh s1(Vh(0),Vh(1),Vh(2),Vh(3)); - Sh s2(Vh(1),Vh(2),Vh(3)); - if(s!=s1 && s!=s2) simplices.push_back(s); - } + for (auto b : complex.const_blocker_range()) { + cout << "b:" << b << endl; + } - DBGCONT(simplices); - Complex complex(simplices.begin(),simplices.end()); - - DBGVALUE(complex.to_string()); - - if(complex.num_blockers()!=1) return false; - Sh expected_blocker(Vh(1),Vh(2),Vh(3)); - for(auto b : complex.const_blocker_range()) - if(*b!=expected_blocker) return false; - return complex.num_vertices()==4 && complex.num_blockers()==1 && complex.num_edges()==6; + return ( complex.num_vertices() == 5 && complex.num_edges() == 10 && complex.num_blockers() == 1); } +bool test_constructor3() { + typedef Vertex_handle Vh; + typedef Simplex Sh; + std::vector simplices; + auto subf(subfaces(Sh(Vh(0), Vh(1), Vh(2)))); + subf.pop_back(); //remove max face -> now a blocker 012 + simplices.insert(simplices.begin(), subf.begin(), subf.end()); + DBGCONT(simplices); + Complex complex(simplices.begin(), simplices.end()); -bool test_constructor7(){ - typedef Vertex_handle Vh; - typedef Simplex_handle Sh; - std::vector simplices; - simplices.push_back(Sh(Vh(0),Vh(1),Vh(2))); - simplices.push_back(Sh(Vh(1),Vh(2),Vh(3))); - simplices.push_back(Sh(Vh(3),Vh(0),Vh(2))); - simplices.push_back(Sh(Vh(3),Vh(0),Vh(1))); + DBGVALUE(complex.to_string()); - //get complex from top faces - Complex complex(make_complex_from_top_faces(simplices.begin(),simplices.end())); + if (complex.num_blockers() != 1) return false; + Sh expected_blocker(Vh(0), Vh(1), Vh(2)); + for (auto b : complex.const_blocker_range()) + if (*b != expected_blocker) return false; - DBGVALUE(complex.to_string()); - if(complex.num_blockers()!=1) return false; - Sh expected_blocker(Vh(0),Vh(1),Vh(2),Vh(3)); - for(auto b : complex.const_blocker_range()) - if(*b!=expected_blocker) return false; - return complex.num_vertices()==4 && complex.num_blockers()==1 && complex.num_edges()==6; + return complex.num_vertices() == 3 && complex.num_blockers() == 1; } +bool test_constructor4() { + typedef Vertex_handle Vh; + typedef Simplex Sh; + std::vector simplices; + auto subf(subfaces(Sh(Vh(0), Vh(1), Vh(2), Vh(3)))); + simplices.insert(simplices.begin(), subf.begin(), subf.end()); -bool test_constructor8(){ - typedef Vertex_handle Vh; - typedef Simplex_handle Sh; - std::vector simplices; - simplices.push_back(Sh(Vh(0),Vh(1))); - simplices.push_back(Sh(Vh(2),Vh(1))); - simplices.push_back(Sh(Vh(0),Vh(2))); - simplices.push_back(Sh(Vh(3),Vh(1))); - simplices.push_back(Sh(Vh(2),Vh(3))); + simplices.push_back(Sh(Vh(4))); + simplices.push_back(Sh(Vh(4), Vh(1))); + simplices.push_back(Sh(Vh(4), Vh(0))); - //get complex from top faces - Complex complex(make_complex_from_top_faces(simplices.begin(),simplices.end())); + DBGCONT(simplices); + Complex complex(simplices.begin(), simplices.end()); - DBGVALUE(complex.to_string()); + DBGVALUE(complex.to_string()); + if (complex.num_blockers() != 1) return false; + Sh expected_blocker(Vh(0), Vh(1), Vh(4)); + for (auto b : complex.const_blocker_range()) + if (*b != expected_blocker) return false; - return complex.num_vertices()==4 && complex.num_blockers()==2 && complex.num_edges()==5; + return complex.num_vertices() == 5 && complex.num_blockers() == 1 && complex.num_edges() == 8; } - - - - -int main (int argc, char *argv[]) -{ - Tests tests_complex; - tests_complex.add("test simplex",test_simplex); - tests_complex.add("test_link0",test_link0); - tests_complex.add("test_link1",test_link1); - tests_complex.add("test_link2",test_link2); - tests_complex.add("test_link3",test_link3); - tests_complex.add("test_link4",test_link4); - tests_complex.add("test_link5",test_link5); - tests_complex.add("test_link6",test_link6); - tests_complex.add("test_link7",test_link7); - - tests_complex.add("test iterator vertices 1",test_iterator_vertices1); - tests_complex.add("test iterator vertices 2",test_iterator_vertices2); - tests_complex.add("test iterator edges",test_iterator_edge); - tests_complex.add("test iterator edges 2",test_iterator_edge2); - tests_complex.add("test iterator edges 3",test_iterator_edge3); - - tests_complex.add("test iterator simplices",test_iterator_simplices); - tests_complex.add("test iterator simplices2",test_iterator_simplices2); - tests_complex.add("test iterator simplices3",test_iterator_simplices3); - tests_complex.add("test iterator simplices4",test_iterator_simplices4); - - - tests_complex.add("test iterator blockers",test_iterator_blockers); - tests_complex.add("test_iterator_triangles",test_iterator_triangles); - - tests_complex.add("test_constructor_list_simplices",test_constructor); - tests_complex.add("test_constructor_list_simplices2",test_constructor2); - tests_complex.add("test_constructor_list_simplices3",test_constructor3); - tests_complex.add("test_constructor_list_simplices4",test_constructor4); - tests_complex.add("test_constructor_list_simplices5",test_constructor5); - tests_complex.add("test_constructor_list_simplices6",test_constructor6); - tests_complex.add("test_constructor_list_simplices7",test_constructor7); - tests_complex.add("test_constructor_list_simplices8",test_constructor8); - - - if(tests_complex.run()){ - return EXIT_SUCCESS; - } - else{ - return EXIT_FAILURE; - } - - // test_iterator_simplices(); +bool test_constructor5() { + typedef Vertex_handle Vh; + typedef Simplex Sh; + std::vector simplices; + auto subf(subfaces(Sh(Vh(0), Vh(1), Vh(2)))); + simplices.insert(simplices.begin(), subf.begin(), subf.end()); + + simplices.push_back(Sh(Vh(3))); + simplices.push_back(Sh(Vh(3), Vh(1))); + simplices.push_back(Sh(Vh(3), Vh(2))); + simplices.push_back(Sh(Vh(4))); + simplices.push_back(Sh(Vh(4), Vh(1))); + simplices.push_back(Sh(Vh(4), Vh(0))); + simplices.push_back(Sh(Vh(5))); + simplices.push_back(Sh(Vh(5), Vh(2))); + simplices.push_back(Sh(Vh(5), Vh(0))); + + DBGCONT(simplices); + Complex complex(simplices.begin(), simplices.end()); + + DBGVALUE(complex.to_string()); + + return complex.num_vertices() == 6 && complex.num_blockers() == 3 && complex.num_edges() == 9; +} + +bool test_constructor6() { + typedef Vertex_handle Vh; + typedef Simplex Sh; + std::vector simplices; + auto subf(subfaces(Sh(Vh(0), Vh(1), Vh(2), Vh(3)))); + for (auto s : subf) { + Sh s1(Vh(0), Vh(1), Vh(2), Vh(3)); + Sh s2(Vh(1), Vh(2), Vh(3)); + if (s != s1 && s != s2) simplices.push_back(s); + } + + DBGCONT(simplices); + Complex complex(simplices.begin(), simplices.end()); + + DBGVALUE(complex.to_string()); + + if (complex.num_blockers() != 1) return false; + Sh expected_blocker(Vh(1), Vh(2), Vh(3)); + for (auto b : complex.const_blocker_range()) + if (*b != expected_blocker) return false; + return complex.num_vertices() == 4 && complex.num_blockers() == 1 && complex.num_edges() == 6; +} + +bool test_constructor7() { + typedef Vertex_handle Vh; + typedef Simplex Sh; + std::vector simplices; + simplices.push_back(Sh(Vh(0), Vh(1), Vh(2))); + simplices.push_back(Sh(Vh(1), Vh(2), Vh(3))); + simplices.push_back(Sh(Vh(3), Vh(0), Vh(2))); + simplices.push_back(Sh(Vh(3), Vh(0), Vh(1))); + + //get complex from top faces + Complex complex(make_complex_from_top_faces(simplices.begin(), simplices.end())); + + DBGVALUE(complex.to_string()); + + if (complex.num_blockers() != 1) return false; + Sh expected_blocker(Vh(0), Vh(1), Vh(2), Vh(3)); + for (auto b : complex.const_blocker_range()) + if (*b != expected_blocker) return false; + return complex.num_vertices() == 4 && complex.num_blockers() == 1 && complex.num_edges() == 6; +} + +bool test_constructor8() { + typedef Vertex_handle Vh; + typedef Simplex Sh; + std::vector simplices; + simplices.push_back(Sh(Vh(0), Vh(1))); + simplices.push_back(Sh(Vh(2), Vh(1))); + simplices.push_back(Sh(Vh(0), Vh(2))); + simplices.push_back(Sh(Vh(3), Vh(1))); + simplices.push_back(Sh(Vh(2), Vh(3))); + + //get complex from top faces + Complex complex(make_complex_from_top_faces(simplices.begin(), simplices.end())); + + DBGVALUE(complex.to_string()); + + return complex.num_vertices() == 4 && complex.num_blockers() == 2 && complex.num_edges() == 5; +} + +int main(int argc, char *argv[]) { + Tests tests_complex; + tests_complex.add("test simplex", test_simplex); + tests_complex.add("test_link0", test_link0); + tests_complex.add("test_link1", test_link1); + tests_complex.add("test_link2", test_link2); + tests_complex.add("test_link3", test_link3); + tests_complex.add("test_link4", test_link4); + tests_complex.add("test_link5", test_link5); + tests_complex.add("test_link6", test_link6); + tests_complex.add("test_link7", test_link7); + + tests_complex.add("test_constructor_list_simplices", test_constructor); + tests_complex.add("test_constructor_list_simplices2", test_constructor2); + tests_complex.add("test_constructor_list_simplices3", test_constructor3); + tests_complex.add("test_constructor_list_simplices4", test_constructor4); + tests_complex.add("test_constructor_list_simplices5", test_constructor5); + tests_complex.add("test_constructor_list_simplices6", test_constructor6); + tests_complex.add("test_constructor_list_simplices7", test_constructor7); + tests_complex.add("test_constructor_list_simplices8", test_constructor8); + + tests_complex.add("test iterator vertices 1", test_iterator_vertices1); + tests_complex.add("test iterator vertices 2", test_iterator_vertices2); + tests_complex.add("test iterator edges", test_iterator_edge); + tests_complex.add("test iterator edges 2", test_iterator_edge2); + tests_complex.add("test iterator edges 3", test_iterator_edge3); + tests_complex.add("test iterator blockers", test_iterator_blockers); + tests_complex.add("test_iterator_triangles", test_iterator_triangles); + tests_complex.add("test iterator simplices", test_iterator_simplices); + tests_complex.add("test iterator simplices2", test_iterator_simplices2); + tests_complex.add("test iterator simplices3", test_iterator_simplices3); + tests_complex.add("test iterator simplices4", test_iterator_simplices4); + tests_complex.add("test iterator coboundary", test_iterator_coboundary); + + if (tests_complex.run()) { + return EXIT_SUCCESS; + } else { + return EXIT_FAILURE; + } + + // test_iterator_simplices(); } -- cgit v1.2.3 From 20cb0d7a919005ba20d0a76cca38a73d3a119480 Mon Sep 17 00:00:00 2001 From: salinasd Date: Sun, 18 Oct 2015 10:44:55 +0000 Subject: GH: dim3 restriction, skbl: num_simplices methods git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/skb_simplex_insertion_merge@865 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: e7f9d48c4e6af222b6f158e906a3a592027d39b8 --- src/Contraction/example/Garland_heckbert.cpp | 23 ++++++++++------ .../include/gudhi/Skeleton_blocker_complex.h | 31 ++++++++++++++++++---- .../gudhi/Skeleton_blocker_simplifiable_complex.h | 4 +-- .../test/TestSkeletonBlockerComplex.cpp | 22 +++++++++++++-- 4 files changed, 62 insertions(+), 18 deletions(-) (limited to 'src/Skeleton_blocker') diff --git a/src/Contraction/example/Garland_heckbert.cpp b/src/Contraction/example/Garland_heckbert.cpp index 70f29b6a..681426e0 100644 --- a/src/Contraction/example/Garland_heckbert.cpp +++ b/src/Contraction/example/Garland_heckbert.cpp @@ -145,13 +145,13 @@ class GH_visitor : public Gudhi::contraction::Contraction_visitor { int main(int argc, char *argv[]) { if (argc != 4) { - std::cerr << "Usage " << argv[0] << " input.off output.off N to load the file input.off, contract N edges and save " - << "the result to output.off.\n"; + std::cerr << "Usage " << argv[0] << " input.off output.off N to load the file input.off, contract N edges and save the result to output.off.\n"; return EXIT_FAILURE; } Complex complex; - + typedef typename Complex::Vertex_handle Vertex_handle; + // load the points Skeleton_blocker_off_reader off_reader(argv[1], complex); if (!off_reader.is_valid()) { @@ -159,8 +159,12 @@ int main(int argc, char *argv[]) { return EXIT_FAILURE; } - std::cout << "Load complex with " << complex.num_vertices() << " vertices" << std::endl; + if(!complex.empty() && !complex.point(Vertex_handle(0)).dimension()==3) { + std::cerr << "Only points of dimension 3 are supported." << std::endl; + return EXIT_FAILURE; + } + std::cout << "Load complex with " << complex.num_vertices() << " vertices" << std::endl; int num_contractions = atoi(argv[3]); @@ -171,22 +175,25 @@ int main(int argc, char *argv[]) { new GH_cost(complex), new GH_placement(complex), contraction::make_link_valid_contraction(), - new GH_visitor(complex)); + new GH_visitor(complex) + ); std::cout << "Contract " << num_contractions << " edges" << std::endl; contractor.contract_edges(num_contractions); std::cout << "Final complex has " << complex.num_vertices() << " vertices, " << - complex.num_edges() << " edges and" << + complex.num_edges() << " edges and " << complex.num_triangles() << " triangles." << std::endl; - // write simplified complex + //write simplified complex Skeleton_blocker_off_writer off_writer(argv[2], complex); return EXIT_SUCCESS; } +#endif // GARLAND_HECKBERT_H_ + + -#endif // GARLAND_HECKBERT_H_ diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h index 78384abf..b1995783 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h @@ -134,8 +134,8 @@ class Skeleton_blocker_complex { typedef typename std::multimap::const_iterator BlockerMapConstIterator; protected: - int num_vertices_; - int num_blockers_; + size_t num_vertices_; + size_t num_blockers_; typedef Skeleton_blocker_complex_visitor Visitor; // typedef Visitor* Visitor_ptr; @@ -164,10 +164,10 @@ class Skeleton_blocker_complex { /** *@brief constructs a simplicial complex with a given number of vertices and a visitor. */ - explicit Skeleton_blocker_complex(int num_vertices_ = 0, Visitor* visitor_ = NULL) + explicit Skeleton_blocker_complex(size_t num_vertices_ = 0, Visitor* visitor_ = NULL) : visitor(visitor_) { clear(); - for (int i = 0; i < num_vertices_; ++i) { + for (size_t i = 0; i < num_vertices_; ++i) { add_vertex(); } } @@ -998,10 +998,31 @@ class Skeleton_blocker_complex { return std::distance(triangles.begin(), triangles.end()); } + + /* + * @brief returns the number of simplices of a given dimension in the complex. + */ + size_t num_simplices() const { + auto simplices = complex_simplex_range(); + return std::distance(simplices.begin(), simplices.end()); + } + + /* + * @brief returns the number of simplices of a given dimension in the complex. + */ + size_t num_simplices(unsigned dimension) const { + //todo iterator on k-simplices + size_t res = 0; + for(const auto& s: complex_simplex_range()) + if(s.dimension() == dimension) + ++res; + return res; + } + /* * @brief returns the number of blockers in the complex. */ - int num_blockers() const { + size_t num_blockers() const { return num_blockers_; } diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h index 49a1ea8b..79a7ed79 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h @@ -45,9 +45,7 @@ bool Skeleton_blocker_complex::is_popable_blocker(Blocker_han assert(this->contains_blocker(*sigma)); Skeleton_blocker_link_complex link_blocker_sigma; build_link_of_blocker(*this, *sigma, link_blocker_sigma); - - bool res = link_blocker_sigma.is_contractible() == CONTRACTIBLE; - return res; + return link_blocker_sigma.is_contractible() == CONTRACTIBLE; } /** diff --git a/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp b/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp index 418638e8..69abd279 100644 --- a/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp +++ b/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp @@ -104,6 +104,23 @@ bool test_simplex() { return simplex.dimension() == 3; } +bool test_num_simplices() { + int n = 4; + Complex complex; + build_complete(n, complex); + size_t sum = 0; + for (int i = 0; i < n; i++) { + PRINT(complex.num_simplices(i)); + sum += complex.num_simplices(i); + } + return + complex.num_vertices() == n && + complex.num_edges() == 6 && + sum == 15 && + complex.num_simplices() == 15; +} + + bool test_iterator_vertices1() { int n = 10; Complex complex(10); @@ -118,7 +135,7 @@ bool test_iterator_vertices1() { bool test_iterator_vertices2() { int n = 10; - Complex complex(10); + Complex complex; build_complete(10, complex); cerr << "complex.num_vertices():" << complex.num_vertices() << endl; cerr << "complex.num_edges():" << complex.num_edges() << endl; @@ -348,7 +365,7 @@ bool test_iterator_simplices4() { } bool test_iterator_coboundary() { - Complex c(4); + Complex c; build_complete(4, c); c.remove_edge(Vertex_handle(0), Vertex_handle(2)); PRINT(c.to_string()); @@ -892,6 +909,7 @@ bool test_constructor8() { int main(int argc, char *argv[]) { Tests tests_complex; tests_complex.add("test simplex", test_simplex); + tests_complex.add("test_num_simplices", test_num_simplices); tests_complex.add("test_link0", test_link0); tests_complex.add("test_link1", test_link1); tests_complex.add("test_link2", test_link2); -- cgit v1.2.3 From 0e156a914ecfa1e8d71a8bee49400ed66a191637 Mon Sep 17 00:00:00 2001 From: salinasd Date: Sat, 14 Nov 2015 15:21:34 +0000 Subject: skbl: correct typo in test and small renamings git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/skb_simplex_insertion_merge@918 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: 543ae94051051e1a79f95192db24fcd411dbea28 --- .../example/Skeleton_blocker_link.cpp | 7 ++- .../Skeleton_blocker/Skeleton_blocker_simplex.h | 4 +- .../include/gudhi/Skeleton_blocker_complex.h | 58 +++++++++++----------- .../gudhi/Skeleton_blocker_simplifiable_complex.h | 15 ++++-- src/Skeleton_blocker/test/TestSimplifiable.cpp | 2 +- .../test/TestSkeletonBlockerComplex.cpp | 2 +- 6 files changed, 48 insertions(+), 40 deletions(-) (limited to 'src/Skeleton_blocker') diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp index 5c717938..5e429728 100644 --- a/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp +++ b/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp @@ -39,9 +39,12 @@ typedef Complex::Simplex Simplex; int main(int argc, char *argv[]) { // build a full complex with 4 vertices and 2^4-1 simplices - // Initial vertices are (0,1,2,3,4) - Simplex tetrahedron(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(3)); + + // Create a complex with four vertices (0,1,2,3) Complex complex; + + // Add a tetrahedron to this complex + Simplex tetrahedron(Vertex_handle(0), Vertex_handle(1), Vertex_handle(2), Vertex_handle(3)); complex.add_simplex(tetrahedron); cout << "complex:" << complex.to_string() << endl; diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_simplex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_simplex.h index 0d838d50..714bf23c 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_simplex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/Skeleton_blocker_simplex.h @@ -218,7 +218,7 @@ class Skeleton_blocker_simplex { } /** - * Returns the first vertex of the (oriented) simplex. + * Returns the first and smallest vertex of the simplex. * * Be careful : assumes the simplex is non-empty. */ @@ -228,7 +228,7 @@ class Skeleton_blocker_simplex { } /** - * Returns the last vertex of the (oriented) simplex. + * Returns the last and greatest vertex of the simplex. * * Be careful : assumes the simplex is non-empty. */ diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h index b1995783..cf156a58 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h @@ -23,16 +23,26 @@ #ifndef SKELETON_BLOCKER_COMPLEX_H_ #define SKELETON_BLOCKER_COMPLEX_H_ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + #include #include #include #include #include - #include #include #include - #include #include @@ -40,18 +50,6 @@ #include #include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - namespace Gudhi { namespace skbl { @@ -182,25 +180,28 @@ class Skeleton_blocker_complex { * @details is_flag_complex indicates if the complex is a flag complex or not (to know if blockers have to be computed or not). */ template - Skeleton_blocker_complex(SimpleHandleOutputIterator simplex_begin, SimpleHandleOutputIterator simplex_end, + Skeleton_blocker_complex(SimpleHandleOutputIterator simplices_begin, SimpleHandleOutputIterator simplices_end, bool is_flag_complex = false, Visitor* visitor_ = NULL) : num_vertices_(0), num_blockers_(0), visitor(visitor_) { - add_vertex_and_edges(simplex_begin, simplex_end); + add_vertices_and_edges(simplices_begin, simplices_end); if (!is_flag_complex) // need to compute blockers - add_blockers(simplex_begin, simplex_end); + add_blockers(simplices_begin, simplices_end); } private: + /** + * Add vertices and edges of a simplex in one pass + */ template - void add_vertex_and_edges(SimpleHandleOutputIterator simplex_begin, SimpleHandleOutputIterator simplex_end) { + void add_vertices_and_edges(SimpleHandleOutputIterator simplices_begin, SimpleHandleOutputIterator simplices_end) { std::vector> edges; // first pass to add vertices and edges int num_vertex = -1; - for (auto s_it = simplex_begin; s_it != simplex_end; ++s_it) { + for (auto s_it = simplices_begin; s_it != simplices_end; ++s_it) { if (s_it->dimension() == 0) num_vertex = (std::max)(num_vertex, s_it->first_vertex().vertex); if (s_it->dimension() == 1) edges.emplace_back(s_it->first_vertex(), s_it->last_vertex()); } @@ -210,9 +211,10 @@ class Skeleton_blocker_complex { add_edge_without_blockers(e.first, e.second); } + template - void add_blockers(SimpleHandleOutputIterator simplex_begin, SimpleHandleOutputIterator simplex_end) { - Tries tries(num_vertices(), simplex_begin, simplex_end); + void add_blockers(SimpleHandleOutputIterator simplices_begin, SimpleHandleOutputIterator simplices_end) { + Tries tries(num_vertices(), simplices_begin, simplices_end); tries.init_next_dimension(); auto simplices(tries.next_dimension_simplices()); @@ -378,6 +380,7 @@ class Skeleton_blocker_complex { /** * @brief Adds a vertex to the simplicial complex and returns its Vertex_handle. + * @remark Vertex representation is contiguous. */ Vertex_handle add_vertex() { Vertex_handle address(boost::add_vertex(skeleton)); @@ -1128,13 +1131,10 @@ class Skeleton_blocker_complex { void remove_star(const Simplex& sigma); /** - * @brief add a simplex. - * @details the simplex must have dimension greater than one (otherwise use add_vertex or add_edge_without_blockers). - * and all vertices lower than the higher vertex of sigma must already be in the complex. - * if some edges of sigma are not in the complex, then insert_edges_of_sigma flag must be - * set to true. + * @brief add a simplex and all its faces. + * @details the simplex must have dimension greater than one (otherwise use add_vertex or add_edge_without_blockers). */ - void add_simplex(const Simplex& sigma, bool insert_edges_of_sigma = false); + void add_simplex(const Simplex& sigma); private: void add_blockers_after_simplex_insertion(Simplex s); @@ -1583,12 +1583,12 @@ class Skeleton_blocker_complex { * return the total number of simplices */ template -Complex make_complex_from_top_faces(SimplexHandleIterator simplex_begin, SimplexHandleIterator simplex_end, +Complex make_complex_from_top_faces(SimplexHandleIterator simplices_begin, SimplexHandleIterator simplices_end, bool is_flag_complex = false) { //todo use add_simplex instead! should be more efficient and more elegant :) typedef typename Complex::Simplex Simplex; std::vector simplices; - for (auto top_face = simplex_begin; top_face != simplex_end; ++top_face) { + for (auto top_face = simplices_begin; top_face != simplices_end; ++top_face) { auto subfaces_topface = subfaces(*top_face); simplices.insert(simplices.end(), subfaces_topface.begin(), subfaces_topface.end()); } diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h index 79a7ed79..1b7d58ff 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h @@ -206,21 +206,26 @@ void Skeleton_blocker_complex::remove_star(const Simplex& sig } template -void Skeleton_blocker_complex::add_simplex(const Simplex& sigma, bool insert_edges_of_sigma) { +void Skeleton_blocker_complex::add_simplex(const Simplex& sigma) { // to add a simplex s, all blockers included in s are first removed // and then all simplex in the coboundary of s are added as blockers assert(!this->contains(sigma)); assert(sigma.dimension() > 1); + if (!contains_vertices(sigma)) { + std::cerr << "add_simplex: Some vertices were not present in the complex, adding them" << std::endl; + size_t num_vertices_to_add = sigma.last_vertex() - this->num_vertices() + 1; + for (size_t i = 0; i < num_vertices_to_add; ++i) + this->add_vertex(); + } assert(contains_vertices(sigma)); - - if(insert_edges_of_sigma) + if(!contains_edges(sigma)) add_edge(sigma); - else - assert(contains_edges(sigma)); remove_blocker_include_in_simplex(sigma); add_blockers_after_simplex_insertion(sigma); } + + template void Skeleton_blocker_complex::add_blockers_after_simplex_insertion(Simplex sigma){ if(sigma.dimension() < 1) return; diff --git a/src/Skeleton_blocker/test/TestSimplifiable.cpp b/src/Skeleton_blocker/test/TestSimplifiable.cpp index 76d5ba89..b0855ce9 100644 --- a/src/Skeleton_blocker/test/TestSimplifiable.cpp +++ b/src/Skeleton_blocker/test/TestSimplifiable.cpp @@ -310,7 +310,7 @@ bool test_add_simplex4() { for (int k = 0; k < n; k++) s.add_vertex(Vertex_handle(k)); s.remove_vertex(Vertex_handle(i)); - complex.add_simplex(s, true); + complex.add_simplex(s); //at step i there is only blocker 0..i if (i < 2 && complex.num_blockers() > 0) diff --git a/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp b/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp index 69abd279..42482e23 100644 --- a/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp +++ b/src/Skeleton_blocker/test/TestSkeletonBlockerComplex.cpp @@ -367,7 +367,7 @@ bool test_iterator_simplices4() { bool test_iterator_coboundary() { Complex c; build_complete(4, c); - c.remove_edge(Vertex_handle(0), Vertex_handle(2)); + c.remove_edge(Vertex_handle(1), Vertex_handle(3)); PRINT(c.to_string()); Simplex s02(Vertex_handle(0), Vertex_handle(2)); int n = 0; -- cgit v1.2.3 From c6c91153dde643af2c5b9c78a1b1b9b65349c292 Mon Sep 17 00:00:00 2001 From: vrouvrea Date: Mon, 16 Nov 2015 10:09:38 +0000 Subject: cpplint fixes before merge git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/skb_simplex_insertion_merge@923 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: de9fc0770d273730de876a6ed54646847362bc7d --- src/Contraction/example/Garland_heckbert.cpp | 14 +++--- .../example/Skeleton_blocker_link.cpp | 5 +- .../include/gudhi/Skeleton_blocker_complex.h | 58 +++++++++++----------- .../gudhi/Skeleton_blocker_simplifiable_complex.h | 29 ++++++----- 4 files changed, 53 insertions(+), 53 deletions(-) (limited to 'src/Skeleton_blocker') diff --git a/src/Contraction/example/Garland_heckbert.cpp b/src/Contraction/example/Garland_heckbert.cpp index 681426e0..3ba9501b 100644 --- a/src/Contraction/example/Garland_heckbert.cpp +++ b/src/Contraction/example/Garland_heckbert.cpp @@ -145,13 +145,14 @@ class GH_visitor : public Gudhi::contraction::Contraction_visitor { int main(int argc, char *argv[]) { if (argc != 4) { - std::cerr << "Usage " << argv[0] << " input.off output.off N to load the file input.off, contract N edges and save the result to output.off.\n"; + std::cerr << "Usage " << argv[0] << + " input.off output.off N to load the file input.off, contract N edges and save the result to output.off.\n"; return EXIT_FAILURE; } Complex complex; typedef typename Complex::Vertex_handle Vertex_handle; - + // load the points Skeleton_blocker_off_reader off_reader(argv[1], complex); if (!off_reader.is_valid()) { @@ -159,9 +160,9 @@ int main(int argc, char *argv[]) { return EXIT_FAILURE; } - if(!complex.empty() && !complex.point(Vertex_handle(0)).dimension()==3) { + if (!complex.empty() && !(complex.point(Vertex_handle(0)).dimension() == 3)) { std::cerr << "Only points of dimension 3 are supported." << std::endl; - return EXIT_FAILURE; + return EXIT_FAILURE; } std::cout << "Load complex with " << complex.num_vertices() << " vertices" << std::endl; @@ -175,8 +176,7 @@ int main(int argc, char *argv[]) { new GH_cost(complex), new GH_placement(complex), contraction::make_link_valid_contraction(), - new GH_visitor(complex) - ); + new GH_visitor(complex)); std::cout << "Contract " << num_contractions << " edges" << std::endl; contractor.contract_edges(num_contractions); @@ -186,7 +186,7 @@ int main(int argc, char *argv[]) { complex.num_edges() << " edges and " << complex.num_triangles() << " triangles." << std::endl; - //write simplified complex + // write simplified complex Skeleton_blocker_off_writer off_writer(argv[2], complex); return EXIT_SUCCESS; diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp index 5e429728..698a8106 100644 --- a/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp +++ b/src/Skeleton_blocker/example/Skeleton_blocker_link.cpp @@ -39,7 +39,7 @@ typedef Complex::Simplex Simplex; int main(int argc, char *argv[]) { // build a full complex with 4 vertices and 2^4-1 simplices - + // Create a complex with four vertices (0,1,2,3) Complex complex; @@ -64,7 +64,8 @@ int main(int argc, char *argv[]) { // To access to the initial vertices eg (0,1,2,3,4), Root_vertex_handle must be used. // For instance, to test if the link contains the vertex that was labeled i: for (int i = 0; i < 5; ++i) - cout << "link.contains_vertex(Root_vertex_handle(" << i << ")):" << link.contains_vertex(Root_vertex_handle(i)) << endl; + cout << "link.contains_vertex(Root_vertex_handle(" << i << ")):" << + link.contains_vertex(Root_vertex_handle(i)) << endl; return EXIT_SUCCESS; } diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h index cf156a58..6612722e 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_complex.h @@ -23,18 +23,6 @@ #ifndef SKELETON_BLOCKER_COMPLEX_H_ #define SKELETON_BLOCKER_COMPLEX_H_ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - #include #include #include @@ -50,6 +38,18 @@ #include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + namespace Gudhi { namespace skbl { @@ -550,13 +550,13 @@ class Skeleton_blocker_complex { * the edges 01, 12, 20 but not the triangle 012 (and hence this complex * will contains a blocker 012). */ - Edge_handle add_edge(Vertex_handle a, Vertex_handle b) { - //if the edge is already there we musnt go further - //as we may add blockers that should not be here - if(contains_edge(a,b)) - return *((*this)[std::make_pair(a,b)]); - auto res = add_edge_without_blockers(a,b); - add_blockers_after_simplex_insertion(Simplex(a,b)); + Edge_handle add_edge(Vertex_handle a, Vertex_handle b) { + // if the edge is already there we musnt go further + // as we may add blockers that should not be here + if (contains_edge(a, b)) + return *((*this)[std::make_pair(a, b)]); + auto res = add_edge_without_blockers(a, b); + add_blockers_after_simplex_insertion(Simplex(a, b)); return res; } @@ -564,9 +564,9 @@ class Skeleton_blocker_complex { * @brief Adds all edges of s in the complex. */ void add_edge(const Simplex& s) { - for(auto i = s.begin(); i != s.end(); ++i) - for(auto j = i; ++j != s.end(); /**/) - add_edge(*i,*j); + for (auto i = s.begin(); i != s.end(); ++i) + for (auto j = i; ++j != s.end(); /**/) + add_edge(*i, *j); } /** @@ -596,9 +596,9 @@ class Skeleton_blocker_complex { * @brief Adds all edges of s in the complex without adding blockers. */ void add_edge_without_blockers(Simplex s) { - for(auto i = s.begin(); i != s.end(); ++i){ - for(auto j = i; ++j != s.end(); /**/) - add_edge_without_blockers(*i,*j); + for (auto i = s.begin(); i != s.end(); ++i) { + for (auto j = i; ++j != s.end(); /**/) + add_edge_without_blockers(*i, *j); } } @@ -1014,10 +1014,10 @@ class Skeleton_blocker_complex { * @brief returns the number of simplices of a given dimension in the complex. */ size_t num_simplices(unsigned dimension) const { - //todo iterator on k-simplices + // TODO(DS): iterator on k-simplices size_t res = 0; - for(const auto& s: complex_simplex_range()) - if(s.dimension() == dimension) + for (const auto& s : complex_simplex_range()) + if (s.dimension() == dimension) ++res; return res; } @@ -1585,7 +1585,7 @@ class Skeleton_blocker_complex { template Complex make_complex_from_top_faces(SimplexHandleIterator simplices_begin, SimplexHandleIterator simplices_end, bool is_flag_complex = false) { - //todo use add_simplex instead! should be more efficient and more elegant :) + // TODO(DS): use add_simplex instead! should be more efficient and more elegant :) typedef typename Complex::Simplex Simplex; std::vector simplices; for (auto top_face = simplices_begin; top_face != simplices_end; ++top_face) { diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h index 1b7d58ff..94a125c1 100644 --- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h +++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h @@ -218,7 +218,7 @@ void Skeleton_blocker_complex::add_simplex(const Simplex& sig this->add_vertex(); } assert(contains_vertices(sigma)); - if(!contains_edges(sigma)) + if (!contains_edges(sigma)) add_edge(sigma); remove_blocker_include_in_simplex(sigma); add_blockers_after_simplex_insertion(sigma); @@ -227,10 +227,10 @@ void Skeleton_blocker_complex::add_simplex(const Simplex& sig template -void Skeleton_blocker_complex::add_blockers_after_simplex_insertion(Simplex sigma){ - if(sigma.dimension() < 1) return; +void Skeleton_blocker_complex::add_blockers_after_simplex_insertion(Simplex sigma) { + if (sigma.dimension() < 1) return; - for(auto s : coboundary_range(sigma)) { + for (auto s : coboundary_range(sigma)) { this->add_blocker(s); } } @@ -254,10 +254,10 @@ void Skeleton_blocker_complex::remove_blocker_containing_simp */ template void Skeleton_blocker_complex::remove_blocker_include_in_simplex(const Simplex& sigma) { - //todo write efficiently by using only superior blockers - //eg for all s, check blockers whose vertices are all greater than s + // TODO(DS): write efficiently by using only superior blockers + // eg for all s, check blockers whose vertices are all greater than s std::set blockers_to_remove; - for(auto s : sigma) { + for (auto s : sigma) { for (auto blocker : this->blocker_range(s)) { if (sigma.contains(*blocker)) blockers_to_remove.insert(blocker); @@ -266,11 +266,11 @@ void Skeleton_blocker_complex::remove_blocker_include_in_simp for (auto blocker_to_update : blockers_to_remove) { auto s = *blocker_to_update; this->delete_blocker(blocker_to_update); - //now if there is a vertex v in the link of s - //and v is not included in sigma then v.s is a blocker - //(all faces of v.s are there since v belongs to the link of s) - for(const auto& b : coboundary_range(s)) - if(!sigma.contains(b)) + // now if there is a vertex v in the link of s + // and v is not included in sigma then v.s is a blocker + // (all faces of v.s are there since v belongs to the link of s) + for (const auto& b : coboundary_range(s)) + if (!sigma.contains(b)) this->add_blocker(b); } } @@ -384,9 +384,8 @@ Skeleton_blocker_complex::contract_edge(Vertex_handle a, Vert } template -void -Skeleton_blocker_complex::get_blockers_to_be_added_after_contraction(Vertex_handle a, Vertex_handle b, - std::set& blockers_to_add) { +void Skeleton_blocker_complex::get_blockers_to_be_added_after_contraction(Vertex_handle a, + Vertex_handle b, std::set& blockers_to_add) { blockers_to_add.clear(); typedef Skeleton_blocker_link_complex > LinkComplexType; -- cgit v1.2.3