1 files changed, 27 insertions, 0 deletions
diff --git a/code/coupler2d.cpp b/code/coupler2d.cpp
new file mode 100644
index 0000000..7f2b8a8
--- /dev/null
+++ b/code/coupler2d.cpp
@@ -0,0 +1,27 @@
+template <typename T, template<typename> class DESCRIPTOR>
+class Coupler2D {
+protected:
+  Grid2D<T,DESCRIPTOR>& _coarse;
+  Grid2D<T,DESCRIPTOR>& _fine;
+
+  const int  _coarseSize;
+  const int  _fineSize;
+  const bool _vertical;
+
+  Vector<T,2> _physOrigin;
+
+  const Vector<int,3>& getFineLatticeR(int y) const;
+  const Vector<int,3>& getCoarseLatticeR(int y) const;
+
+  T getScalingFactor() const;
+  T getInvScalingFactor() const;
+
+private:
+  std::vector<Vector<int,3>> _coarseLatticeR;
+  std::vector<Vector<int,3>> _fineLatticeR;
+
+public:
+  Coupler2D(Grid2D<T,DESCRIPTOR>& coarse, Grid2D<T,DESCRIPTOR>& fine,
+            Vector<T,2> origin, Vector<T,2> extend);
+
+};