diff options
| author | VincentRouvreau <vincent.rouvreau@inria.fr> | 2021-09-13 16:34:23 +0200 |
|---|---|---|
| committer | VincentRouvreau <vincent.rouvreau@inria.fr> | 2021-09-13 16:34:23 +0200 |
| commit | c5a12380e0744eaa26b59ae043dd4fa160d9f268 (patch) | |
| tree | 9924329fd7cfbd5b7cacbadc7867970cc81f04a3 /src/Alpha_complex/include | |
| parent | 8adb46d8a54f1a0dd71ea686473cc4ca9f5d2f67 (diff) | |
make_filtration_non_decreasing no more called in alpha complex dD exact version and exact and safe 3d versions
Diffstat (limited to 'src/Alpha_complex/include')
| -rw-r--r-- | src/Alpha_complex/include/gudhi/Alpha_complex.h | 6 | ||||
| -rw-r--r-- | src/Alpha_complex/include/gudhi/Alpha_complex_3d.h | 6 |
2 files changed, 8 insertions, 4 deletions
diff --git a/src/Alpha_complex/include/gudhi/Alpha_complex.h b/src/Alpha_complex/include/gudhi/Alpha_complex.h index b315fa99..e03bb161 100644 --- a/src/Alpha_complex/include/gudhi/Alpha_complex.h +++ b/src/Alpha_complex/include/gudhi/Alpha_complex.h @@ -435,8 +435,10 @@ class Alpha_complex { // -------------------------------------------------------------------------------------------- // -------------------------------------------------------------------------------------------- - // As Alpha value is an approximation, we have to make filtration non decreasing while increasing the dimension - complex.make_filtration_non_decreasing(); + if (!exact) + // As Alpha value is an approximation, we have to make filtration non decreasing while increasing the dimension + // Only in not exact version, cf. https://github.com/GUDHI/gudhi-devel/issues/57 + complex.make_filtration_non_decreasing(); // Remove all simplices that have a filtration value greater than max_alpha_square complex.prune_above_filtration(max_alpha_square); // -------------------------------------------------------------------------------------------- diff --git a/src/Alpha_complex/include/gudhi/Alpha_complex_3d.h b/src/Alpha_complex/include/gudhi/Alpha_complex_3d.h index 4e5fc933..ccc3d852 100644 --- a/src/Alpha_complex/include/gudhi/Alpha_complex_3d.h +++ b/src/Alpha_complex/include/gudhi/Alpha_complex_3d.h @@ -554,8 +554,10 @@ Weighted_alpha_complex_3d::Weighted_point_3 wp0(Weighted_alpha_complex_3d::Bare_ std::clog << "cells \t\t" << count_cells << std::endl; #endif // DEBUG_TRACES // -------------------------------------------------------------------------------------------- - // As Alpha value is an approximation, we have to make filtration non decreasing while increasing the dimension - complex.make_filtration_non_decreasing(); + if (Complexity == complexity::FAST) + // As Alpha value is an approximation, we have to make filtration non decreasing while increasing the dimension + // Only in FAST version, cf. https://github.com/GUDHI/gudhi-devel/issues/57 + complex.make_filtration_non_decreasing(); // Remove all simplices that have a filtration value greater than max_alpha_square complex.prune_above_filtration(max_alpha_square); // -------------------------------------------------------------------------------------------- |