IVGCVSW-2915 Add Merge Layer and no-op factory method

Change-Id: I54549671e0d3b207904cf9796a843eb2b0a631f7
Signed-off-by: Nattapat Chaimanowong <nattapat.chaimanowong@arm.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/include/armnn/ILayerVisitor.hpp b/include/armnn/ILayerVisitor.hpp
index e23cf5e6dd..3a4c39b7c6 100644
--- a/include/armnn/ILayerVisitor.hpp
+++ b/include/armnn/ILayerVisitor.hpp
@@ -199,6 +199,12 @@ public:
                                 const MeanDescriptor& meanDescriptor,
                                 const char* name = nullptr) = 0;
 
+    /// Function that a merge layer should call back to when its Accept(ILayerVisitor&) function is invoked.
+    /// @param layer - pointer to the layer which is calling back to this visit function.
+    /// @param name - Optional name for the layer.
+    virtual void VisitMergeLayer(const IConnectableLayer* layer,
+                                 const char* name = nullptr) = 0;
+
     /// Function that a merger layer should call back to when its Accept(ILayerVisitor&) function is invoked.
     /// @param layer - pointer to the layer which is calling back to this visit function.
     /// @param mergerDescriptor - WindowsDescriptor to configure the merging process. Number of Views must be equal to
@@ -337,4 +343,4 @@ public:
 
 
 };
-} // namespace armnn
\ No newline at end of file
+} // namespace armnn