From 85722f5e5f7f25abd87681465e4e363d80fb9d80 Mon Sep 17 00:00:00 2001
From: shriwise <pshriwise@gmail.com>
Date: Thu, 22 Feb 2018 21:17:03 -0600
Subject: [PATCH] Adding empty constructor to Surface. Might remove usefulness
 of explicit constructors.

---
 include/openmc/surface.h | 3 ++-
 src/surface.cpp          | 4 +++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/openmc/surface.h b/include/openmc/surface.h
index 0d272de91b..c03cea6600 100644
--- a/include/openmc/surface.h
+++ b/include/openmc/surface.h
@@ -65,6 +65,7 @@ public:
   std::vector<int> neighbor_neg_; //!< List of cells on negative side
 
   explicit Surface(pugi::xml_node surf_node);
+  explicit Surface();
   
   virtual ~Surface() {}
 
@@ -117,7 +118,7 @@ protected:
 class CADSurface : public Surface
 {
  public:
-  explicit CADSurface(pugi::xml_node surf_node);
+  explicit CADSurface();
   double evaluate(const double xyz[3]) const;
   double distance(const double xyz[3], const double uvw[3],
                   bool coincident) const;
diff --git a/src/surface.cpp b/src/surface.cpp
index a8aa8dfb6f..6f34f1f14e 100644
--- a/src/surface.cpp
+++ b/src/surface.cpp
@@ -138,6 +138,8 @@ void read_coeffs(pugi::xml_node surf_node, int surf_id, double &c1, double &c2,
 // Surface implementation
 //==============================================================================
 
+Surface::Surface() {}
+  
 Surface::Surface(pugi::xml_node surf_node)
 {
   if (check_for_node(surf_node, "id")) {
@@ -243,7 +245,7 @@ Surface::to_hdf5(hid_t group_id) const
 // CADSurface implementation
 //==============================================================================
 
-  CADSurface::CADSurface(pugi::xml_node surf_node) : Surface {surf_node} {} // empty constructor
+CADSurface::CADSurface() :Surface{} {} // empty constructor
 
 double CADSurface::evaluate(const double xyz[3]) const
 {