diff options
Diffstat (limited to 'src/Rips_complex/include/gudhi/Rips_complex.h')
| -rw-r--r-- | src/Rips_complex/include/gudhi/Rips_complex.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/Rips_complex/include/gudhi/Rips_complex.h b/src/Rips_complex/include/gudhi/Rips_complex.h index 6f947f41..63207892 100644 --- a/src/Rips_complex/include/gudhi/Rips_complex.h +++ b/src/Rips_complex/include/gudhi/Rips_complex.h @@ -78,6 +78,19 @@ class Rips_complex { compute_proximity_graph<InputPointRange, Distance >(points, threshold, distance); } + /** \brief Rips_complex constructor from a distance matrix. + * + * @param[in] distance_matrix Range of distances. + * @param[in] threshold rips value. + * + * The type InputDistanceRange must be a range for which std::begin and std::end return input iterators on a point. + */ + template<typename InputDistanceRange> + Rips_complex(const InputDistanceRange& distance_matrix, Filtration_value threshold) { + compute_proximity_graph(boost::irange((size_t)0,distance_matrix.size()), threshold, + [&](size_t i, size_t j){return distance_matrix[j][i];}); + } + /** \brief Initializes the simplicial complex from the 1-skeleton graph and expands it until a given maximal * dimension. * |