diff options
author | ROUVREAU Vincent <vincent.rouvreau@inria.fr> | 2020-09-15 16:57:15 +0200 |
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committer | ROUVREAU Vincent <vincent.rouvreau@inria.fr> | 2020-09-15 16:57:15 +0200 |
commit | d6f68d20e975e0cd530cd15ca5f7f782550e6af4 (patch) | |
tree | 324a0e6385cab306deccf9c6f6402659ab704f38 /src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp | |
parent | 019bc2dc28dd6db3b21a24354051fe3a4d2e1f77 (diff) |
Test alpha complex dD versus 3d
Diffstat (limited to 'src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp')
-rw-r--r-- | src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp | 54 |
1 files changed, 43 insertions, 11 deletions
diff --git a/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp b/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp index bf659ef7..e8372656 100644 --- a/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp +++ b/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp @@ -19,6 +19,8 @@ #include <cmath> // float comparison #include <vector> #include <random> +#include <array> +#include <cmath> // for std::fabs #include <gudhi/Alpha_complex.h> #include <gudhi/Alpha_complex_3d.h> @@ -90,7 +92,7 @@ bool cgal_3d_point_sort (Point_d a,Point_d b) { return a[2] < b[2]; } -/*BOOST_AUTO_TEST_CASE(Weighted_alpha_complex_3d_comparison) { +BOOST_AUTO_TEST_CASE(Weighted_alpha_complex_3d_comparison) { // Random points construction using Kernel_dD = CGAL::Epeck_d< CGAL::Dimension_tag<3> >; using Bare_point_d = typename Kernel_dD::Point_d; @@ -114,6 +116,12 @@ bool cgal_3d_point_sort (Point_d a,Point_d b) { w_points_3.emplace_back(Weighted_point_3(Bare_point_3(point[0], point[1], point[2]), weight)); } + // Structures necessary for comparison + using Points = std::vector<std::array<double,3>>; + using Points_and_filtrations = std::map<Points, double>; + Points_and_filtrations pts_fltr_dD; + Points_and_filtrations pts_fltr_3d; + // Weighted alpha complex for dD version Gudhi::alpha_complex::Alpha_complex<Kernel_dD, true> alpha_complex_dD_from_weighted_points(w_points_d); Gudhi::Simplex_tree<> w_simplex_d; @@ -121,17 +129,20 @@ bool cgal_3d_point_sort (Point_d a,Point_d b) { std::clog << "Iterator on weighted alpha complex dD simplices in the filtration order, with [filtration value]:" << std::endl; for (auto f_simplex : w_simplex_d.filtration_simplex_range()) { - std::clog << " ( "; - std::vector<Bare_point_d> points; + Points points; for (auto vertex : w_simplex_d.simplex_vertex_range(f_simplex)) { - points.emplace_back(alpha_complex_dD_from_weighted_points.get_point(vertex).point()); + CGAL::NT_converter<Kernel_dD::RT, double> cgal_converter; + Bare_point_d pt = alpha_complex_dD_from_weighted_points.get_point(vertex).point(); + points.push_back({cgal_converter(pt[0]), cgal_converter(pt[1]), cgal_converter(pt[2])}); } - std::sort (points.begin(), points.end(), cgal_3d_point_sort<Bare_point_d>); + std::clog << " ( "; + std::sort (points.begin(), points.end()); for (auto point : points) { std::clog << point[0] << " " << point[1] << " " << point[2] << " | "; } std::clog << ") -> " << "[" << w_simplex_d.filtration(f_simplex) << "] "; std::clog << std::endl; + pts_fltr_dD[points] = w_simplex_d.filtration(f_simplex); } // Weighted alpha complex for 3D version @@ -141,19 +152,40 @@ bool cgal_3d_point_sort (Point_d a,Point_d b) { std::clog << "Iterator on weighted alpha complex 3D simplices in the filtration order, with [filtration value]:" << std::endl; for (auto f_simplex : w_simplex_3.filtration_simplex_range()) { - std::clog << " ( "; - std::vector<Bare_point_3> points; + Points points; for (auto vertex : w_simplex_3.simplex_vertex_range(f_simplex)) { - points.emplace_back(alpha_complex_3D_from_weighted_points.get_point(vertex).point()); + Bare_point_3 pt = alpha_complex_3D_from_weighted_points.get_point(vertex).point(); + CGAL::NT_converter<Exact_weighted_alpha_complex_3d::Kernel::RT, double> cgal_converter; + points.push_back({cgal_converter(pt[0]), cgal_converter(pt[1]), cgal_converter(pt[2])}); } + std::clog << " ( "; std::sort (points.begin(), points.end()); for (auto point : points) { std::clog << point[0] << " " << point[1] << " " << point[2] << " | "; } std::clog << ") -> " << "[" << w_simplex_3.filtration(f_simplex) << "] "; std::clog << std::endl; + pts_fltr_3d[points] = w_simplex_d.filtration(f_simplex); } - BOOST_CHECK(w_simplex_d == w_simplex_3); - -}*/
\ No newline at end of file + // Compares structures + auto d3_itr = pts_fltr_3d.begin(); + auto dD_itr = pts_fltr_dD.begin(); + for (; d3_itr != pts_fltr_3d.end() && dD_itr != pts_fltr_dD.end(); ++d3_itr) { + if (d3_itr->first != dD_itr->first) { + for(auto point : d3_itr->first) + std::clog << point[0] << " " << point[1] << " " << point[2] << " | "; + std::clog << " versus "; + for(auto point : dD_itr->first) + std::clog << point[0] << " " << point[1] << " " << point[2] << " | "; + std::clog << std::endl; + BOOST_CHECK(false); + } + // I had to make a hard limit as it is converted from Kernel::FT + if (std::fabs(d3_itr->second - dD_itr->second) > 1e-5) { + std::clog << d3_itr->second << " versus " << dD_itr->second << " diff " << std::fabs(d3_itr->second - dD_itr->second) << std::endl; + BOOST_CHECK(false); + } + ++dD_itr; + } +} |