From cb5d4c31274341ecaf1dd8b875af6323e0221027 Mon Sep 17 00:00:00 2001
From: Kai Ni <nikai97@gmail.com>
Date: Tue, 16 Feb 2010 23:20:39 +0000
Subject: [PATCH] instantiate SymbolicConfig

---
 cpp/Point2.h                | 3 +--
 cpp/SymbolicFactorGraph.cpp | 2 ++
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/cpp/Point2.h b/cpp/Point2.h
index c1579b610..de9fe6ba4 100644
--- a/cpp/Point2.h
+++ b/cpp/Point2.h
@@ -74,8 +74,7 @@ namespace gtsam {
   /** Lie group functions */
 
   /** Global print calls member function */
-  inline void print(const Point2& p, const std::string& s) { p.print(s); }
-  inline void print(const Point2& p) { p.print(); }
+  inline void print(const Point2& p, const std::string& s = "Point2") { p.print(s); }
 
   /** Dimensionality of the tangent space */
   inline size_t dim(const Point2& obj) { return 2; }
diff --git a/cpp/SymbolicFactorGraph.cpp b/cpp/SymbolicFactorGraph.cpp
index fc38ed84f..70c893f2c 100644
--- a/cpp/SymbolicFactorGraph.cpp
+++ b/cpp/SymbolicFactorGraph.cpp
@@ -20,6 +20,8 @@ using namespace std;
 
 namespace gtsam {
 
+	INSTANTIATE_LIE_CONFIG(Symbol, Point2)
+
 	// Explicitly instantiate so we don't have to include everywhere
 	template class FactorGraph<SymbolicFactor>;