tets

Common/VertexArray.h

@@ -114,6 +114,26 @@ class BarycenterLessThan{
   }
 };
 
+class BarycenterHash {
+ public:
+  std::size_t operator()(const Barycenter &b) const
+  {
+    return b.x()+b.y()+b.z();
+  }
+};
+
+class BarycenterEqual {
+ public:
+  bool operator ()(const Barycenter &a, const Barycenter &b) const
+  {
+    return (fabs(a.x()-b.x()) < BarycenterLessThan::tolerance &&
+            fabs(a.y()-b.y()) < BarycenterLessThan::tolerance &&
+            fabs(a.z()-b.z()) < BarycenterLessThan::tolerance);
+  }
+};
+
+//#include <tr1/unordered_set>
+
 class VertexArray{
  private:
   int _numVerticesPerElement;
@@ -123,6 +143,8 @@ class VertexArray{
   std::vector<MElement*> _elements;
   std::set<ElementData<3>, ElementDataLessThan<3> > _data3;
   std::set<Barycenter, BarycenterLessThan> _barycenters;
+  //std::tr1::unordered_set<Barycenter, BarycenterHash, BarycenterEqual> _barycenters;
+
   // add stuff in the arrays
   void _addVertex(float x, float y, float z);
   void _addNormal(float nx, float ny, float nz);