ENH: fvMatrix::setReferences() single value variant

applications/solvers/incompressible/pimpleFoam/overPimpleDyMFoam/correctPhi.H

@@ -101,7 +101,7 @@ if (mesh.changing())
             pcorrEqn.setReferences
             (
                 validCells,
-                scalarList(validCells.size(), 0.0),
+                scalar(0.0),
                 true
             );
         }

applications/solvers/multiphase/interFoam/overInterDyMFoam/correctPhi.H

@@ -110,7 +110,7 @@
             pcorrEqn.setReferences
             (
                 validCells,
-                scalarList(validCells.size(), 0.0),
+                scalar(0.0),
                 true
             );
         }

src/finiteVolume/fvMatrices/fvMatrix/fvMatrix.C

@@ -522,7 +522,32 @@ void Foam::fvMatrix<Type>::setReference
 template<class Type>
 void Foam::fvMatrix<Type>::setReferences
 (
-    const labelList& cellLabels,
+    const labelUList& cellLabels,
+    const Type& value,
+    const bool forceReference
+)
+{
+    const bool needRef = (forceReference || psi_.needReference());
+
+    if (needRef)
+    {
+        forAll(cellLabels, celli)
+        {
+            const label cellId = cellLabels[celli];
+            if (cellId >= 0)
+            {
+                source()[cellId] += diag()[cellId]*value;
+                diag()[cellId] += diag()[cellId];
+            }
+        }
+    }
+}
+
+
+template<class Type>
+void Foam::fvMatrix<Type>::setReferences
+(
+    const labelUList& cellLabels,
     const UList<Type>& values,
     const bool forceReference
 )
@@ -544,7 +569,6 @@ void Foam::fvMatrix<Type>::setReferences
 }
 
 
-
 template<class Type>
 void Foam::fvMatrix<Type>::relax(const scalar alpha)
 {

src/finiteVolume/fvMatrices/fvMatrix/fvMatrix.H

@@ -371,7 +371,15 @@ public:
             //- Set references level for solution
             void setReferences
             (
-                const labelList& cells,
+                const labelUList& cells,
+                const Type& value,
+                const bool forceReference = false
+            );
+
+            //- Set references level for solution
+            void setReferences
+            (
+                const labelUList& cells,
                 const UList<Type>& values,
                 const bool forceReference = false
             );