diff options
Diffstat (limited to 'example/Persistent_cohomology/plain_homology.cpp')
-rw-r--r-- | example/Persistent_cohomology/plain_homology.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/example/Persistent_cohomology/plain_homology.cpp b/example/Persistent_cohomology/plain_homology.cpp index ae82c817..50f692f2 100644 --- a/example/Persistent_cohomology/plain_homology.cpp +++ b/example/Persistent_cohomology/plain_homology.cpp @@ -27,13 +27,11 @@ #include <vector> #include <cstdint> // for std::uint8_t -using namespace Gudhi; - /* We could perfectly well use the default Simplex_tree<> (which uses * Simplex_tree_options_full_featured), the following simply demonstrates * how to save on storage by not storing a filtration value. */ -struct MyOptions : Simplex_tree_options_full_featured { +struct MyOptions : Gudhi::Simplex_tree_options_full_featured { // Implicitly use 0 as filtration value for all simplices static const bool store_filtration = false; // The persistence algorithm needs this @@ -43,7 +41,10 @@ struct MyOptions : Simplex_tree_options_full_featured { // Maximum number of simplices to compute persistence is 2^8 - 1 = 255. One is reserved for null_key typedef std::uint8_t Simplex_key; }; -typedef Simplex_tree<MyOptions> ST; + +using ST = Gudhi::Simplex_tree<MyOptions>; +using Field_Zp = Gudhi::persistent_cohomology::Field_Zp; +using Persistent_cohomology = Gudhi::persistent_cohomology::Persistent_cohomology<ST, Field_Zp>; int main() { ST st; @@ -70,7 +71,7 @@ int main() { st.initialize_filtration(); // Class for homology computation - persistent_cohomology::Persistent_cohomology<ST, persistent_cohomology::Field_Zp> pcoh(st); + Persistent_cohomology pcoh(st); // Initialize the coefficient field Z/2Z for homology pcoh.init_coefficients(2); |