Bugfix in AMR related to PLB

Allow 2:1 face consistency on possibly newly created processor faces.

src/dynamicMesh/dynamicMesh/polyMeshModifiers/refinement/polyhedralRefinement/polyhedralRefinement.C

@@ -2086,6 +2086,11 @@ void Foam::polyhedralRefinement::setCellsToRefine
         ++nIters;
         nTotalAddCells += nAddCells;
 
+	if (debug)
+        {
+            Info<< "Added " << nAddCells << " in iteration " << nIters << nl;
+        }
+
     } while (nAddCells > 0);
 
     Info<< "Added " << nTotalAddCells // nTotalAddCells already reduced
@@ -2368,6 +2373,11 @@ void Foam::polyhedralRefinement::setSplitPointsToUnrefine
         ++nIters;
         nTotalRemCells += nRemCells;
 
+        if (debug)
+        {
+            Info<< "Removed " << nRemCells << " in iteration " << nIters << nl;
+        }
+
     } while (nRemCells > 0);
 
     Info<< "Removed " << nTotalRemCells // nTotalRemCells already reduced

src/dynamicMesh/dynamicMesh/polyMeshModifiers/refinement/refinement/refinement.C

@@ -797,7 +797,14 @@ Foam::label Foam::refinement::faceConsistentRefinement
         // Note: we are using more stringent 1:1 consistency across coupled
         // boundaries in order to simplify handling of edge based consistency
         // checks for parallel runs
-        if (neiLevel[i] > curOwnLevel)
+        // Bugfix related to PLB: Check whether owner is already marked for
+        // refinement. Will allow 2:1 consistency across certain processor faces
+        // where we have a new processor boundary. VV, 23/Jan/2019.
+        if
+        (
+            (neiLevel[i] > curOwnLevel)
+         && !cellsToRefine[own]
+        )
         {
             // Neighbour level is higher than owner level, owner must be
             // marked for refinement