Pass by reference instead of returning objects.

In the previous implementation, copy-constructor got called, which
was not necessary. This commit prevents it, making code more efficient.

1 files changed, 1 insertions, 1 deletions

diff --git a/mert/Point.h b/mert/Point.h
index 44070f72b..46b23c9d9 100644
--- a/mert/Point.h
+++ b/mert/Point.h
@@ -94,7 +94,7 @@ public:
    * Return a vector of size m_pdim where all weights have been
    * put (including fixed ones).
    */
-  vector<parameter_t> GetAllWeights() const;
+  void GetAllWeights(vector<parameter_t>& w) const;
 
   statscore_t GetScore() const { return m_score; }
   void SetScore(statscore_t score) { m_score = score; }