1 files changed, 12 insertions, 0 deletions
diff --git a/c++/boundary.hpp b/c++/boundary.hpp
index 4c17e3b..3cf6f3f 100644
--- a/c++/boundary.hpp
+++ b/c++/boundary.hpp
@@ -7,6 +7,12 @@ namespace kel {
 namespace lbm {
 namespace cmpt {
 struct BounceBack {};
+
+template<bool East>
+struct ZouHeHorizontal{};
+
+template<bool North>
+struct ZouHeVertical{};
 }
 
 /**
@@ -57,5 +63,11 @@ public:
 		}
 	}
 };
+
+template<typename T, typename Descriptor, bool Dir>
+class component<T, Descriptor, cmpt::ZouHeHorizontal<Dir>> final {
+private:
+public:
+};
 }
 }