In BayesTree, return a const reference to the 'nodes' structure, instead of a copy

2012-08-01 21:07:50 +00:00 · 2012-08-01 21:07:50 +00:00 · 98aa3b0627
parent 483e2ec959
commit 98aa3b0627
1 changed files with 1 additions and 1 deletions
--- a/gtsam/inference/BayesTree.h
+++ b/gtsam/inference/BayesTree.h
@ -202,7 +202,7 @@ namespace gtsam {
 		}

    /** return nodes */
-    Nodes nodes() const { return nodes_; }
+    const Nodes& nodes() const { return nodes_; }

 		/** return root clique */
 		const sharedClique& root() const { return root_;	}