added boundaryManipulate function

src/finiteVolume/fvMatrices/fvMatrix/fvMatrix.C

@@ -591,6 +591,20 @@ void Foam::fvMatrix<Type>::relax()
 }
 
 
+template<class Type>
+void Foam::fvMatrix<Type>::boundaryManipulate
+(
+    typename GeometricField<Type, fvPatchField, volMesh>::
+        GeometricBoundaryField& bFields
+)
+{
+    forAll(bFields, patchI)
+    {
+        bFields[patchI].manipulateMatrix(*this);
+    }
+}
+
+
 template<class Type>
 Foam::tmp<Foam::scalarField> Foam::fvMatrix<Type>::D() const
 {

src/finiteVolume/fvMatrices/fvMatrix/fvMatrix.H

@@ -350,6 +350,13 @@ public:
             //  alpha is read from controlDict
             void relax();
 
+            //- Manipulate based on a boundary field
+            void boundaryManipulate
+            (
+                typename GeometricField<Type, fvPatchField, volMesh>::
+                    GeometricBoundaryField& values
+            );
+
             //- Construct and return the solver
             //  Solver controls read from Istream
             autoPtr<fvSolver> solver(Istream&);