patch decomposition through mapping

src/OpenFOAM/meshes/polyMesh/polyPatches/basic/generic/genericPolyPatch.H

@@ -106,6 +106,16 @@ public:
             const label newStart
         );
 
+        //- Construct given the original patch and a map
+        genericPolyPatch
+        (
+            const genericPolyPatch& pp,
+            const polyBoundaryMesh& bm,
+            const label index,
+            const unallocLabelList& mapAddressing,
+            const label newStart
+        );
+
         //- Construct and return a clone, resetting the boundary mesh
         virtual autoPtr<polyPatch> clone(const polyBoundaryMesh& bm) const
         {
@@ -128,6 +138,22 @@ public:
             );
         }
 
+        //- Construct and return a clone, resetting the face list
+        //  and boundary mesh
+        virtual autoPtr<polyPatch> clone
+        (
+            const polyBoundaryMesh& bm,
+            const label index,
+            const unallocLabelList& mapAddressing,
+            const label newStart
+        ) const
+        {
+            return autoPtr<polyPatch>
+            (
+                new genericPolyPatch(*this, bm, index, mapAddressing, newStart)
+            );
+        }
+
 
     // Destructor