From 777a2eb03710256ca4da25a9d871096079e8f1fa Mon Sep 17 00:00:00 2001
From: Richard Roberts <richard.jw.roberts@gmail.com>
Date: Thu, 21 Mar 2013 18:58:01 +0000
Subject: [PATCH] Added default Scatter constructor (for building manually)

---
 gtsam/linear/HessianFactor.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gtsam/linear/HessianFactor.h b/gtsam/linear/HessianFactor.h
index cf187d371..9fd62fed6 100644
--- a/gtsam/linear/HessianFactor.h
+++ b/gtsam/linear/HessianFactor.h
@@ -51,6 +51,7 @@ namespace gtsam {
   };
   class Scatter : public FastMap<Index, SlotEntry> {
   public:
+    Scatter() {}
     Scatter(const FactorGraph<GaussianFactor>& gfg);
   };