ENH: extrudeMesh: preserve hexRef8Data. Fixes #471.

applications/utilities/mesh/generation/extrude/extrudeMesh/extrudeMesh.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
-     \\/     M anipulation  | Copyright (C) 2015-2016 OpenCFD Ltd.
+     \\/     M anipulation  | Copyright (C) 2015-2017 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -57,6 +57,7 @@ Description
 #include "planeExtrusion.H"
 #include "emptyPolyPatch.H"
 #include "processorMeshes.H"
+#include "hexRef8Data.H"
 
 using namespace Foam;
 
@@ -338,6 +339,9 @@ int main(int argc, char *argv[])
     // Optional added cells (get written to cellSet)
     labelHashSet addedCellsSet;
 
+    // Optional refinement data
+    autoPtr<hexRef8Data> refDataPtr;
+
     if (mode == PATCH || mode == MESH)
     {
         if (flipNormals && mode == MESH)
@@ -640,6 +644,32 @@ int main(int argc, char *argv[])
         // Expansion ratio not used.
         scalarField ratio(extrudePatch.nPoints(), 1.0);
 
+
+        // Load any refinement data
+        if (mode == MESH)
+        {
+            // Tricky: register hexRef8 onto the database
+            // since the mesh does not yet exist. It should not be registered
+            // onto the input mesh.
+            refDataPtr.reset
+            (
+                new hexRef8Data
+                (
+                    IOobject
+                    (
+                        "dummy",
+                        mesh.facesInstance(),
+                        polyMesh::meshSubDir,
+                        runTimeExtruded,        //mesh,
+                        IOobject::READ_IF_PRESENT,
+                        IOobject::NO_WRITE,
+                        false
+                    )
+                )
+            );
+        }
+
+
         // Topo change container. Either copy an existing mesh or start
         // with empty storage (number of patches only needed for checking)
         autoPtr<polyTopoChange> meshMod
@@ -746,6 +776,12 @@ int main(int argc, char *argv[])
             backPatchFaces
         );
 
+        // Update
+        if (refDataPtr.valid())
+        {
+            refDataPtr().updateMesh(map());
+        }
+
         // Store added cells
         if (mode == MESH)
         {
@@ -909,6 +945,11 @@ int main(int argc, char *argv[])
             updateFaceLabels(map(), backPatchFaces);
             updateCellSet(map(), addedCellsSet);
 
+            if (refDataPtr.valid())
+            {
+                refDataPtr().updateMesh(map());
+            }
+
             // Move mesh (if inflation used)
             if (map().hasMotionPoints())
             {
@@ -1039,6 +1080,11 @@ int main(int argc, char *argv[])
         // Update local data
         updateCellSet(map(), addedCellsSet);
 
+        if (refDataPtr.valid())
+        {
+            refDataPtr().updateMesh(map());
+        }
+
         // Move mesh (if inflation used)
         if (map().hasMotionPoints())
         {
@@ -1072,6 +1118,12 @@ int main(int argc, char *argv[])
         }
     }
 
+    if (refDataPtr.valid())
+    {
+        refDataPtr().write();
+    }
+
+
     Info<< "End\n" << endl;
 
     return 0;