From 31693eda10d0de838b480b9fdbd0a30769208291 Mon Sep 17 00:00:00 2001 From: glisse Date: Fri, 22 Dec 2017 14:14:02 +0000 Subject: Comment pointing out where we use null_vertex. git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/misc-glisse@3101 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: b6fa96bd51ef95767c10310262951339f7971442 --- src/Simplex_tree/include/gudhi/Simplex_tree.h | 1 + 1 file changed, 1 insertion(+) (limited to 'src/Simplex_tree') diff --git a/src/Simplex_tree/include/gudhi/Simplex_tree.h b/src/Simplex_tree/include/gudhi/Simplex_tree.h index 327e1a62..0b8ad6b8 100644 --- a/src/Simplex_tree/include/gudhi/Simplex_tree.h +++ b/src/Simplex_tree/include/gudhi/Simplex_tree.h @@ -500,6 +500,7 @@ class Simplex_tree { * sh has children.*/ template bool has_children(SimplexHandle sh) const { + // Here we rely on the root using null_vertex(), which cannot match any real vertex. return (sh->second.children()->parent() == sh->first); } -- cgit v1.2.3