ENH: Added finiteArea support to foamToVTK

applications/utilities/postProcessing/dataConversion/foamToVTK/Make/options

@@ -3,11 +3,13 @@ EXE_INC = \
     -I$(LIB_SRC)/conversion/lnInclude \
     -I$(LIB_SRC)/lagrangian/basic/lnInclude \
     -I$(LIB_SRC)/finiteVolume/lnInclude \
+    -I$(LIB_SRC)/finiteArea/lnInclude \
     -I$(LIB_SRC)/dynamicMesh/lnInclude \
     -I$(LIB_SRC)/meshTools/lnInclude
 
 EXE_LIBS = \
     -lconversion \
     -ldynamicMesh \
+    -lfiniteArea \
     -llagrangian \
     -lgenericPatchFields

applications/utilities/postProcessing/dataConversion/foamToVTK/foamToVTK.C

@@ -155,6 +155,7 @@ Note
 #include "Cloud.H"
 #include "passiveParticle.H"
 #include "stringOps.H"
+#include "areaFields.H"
 
 #include "meshSubsetHelper.H"
 #include "readFields.H"
@@ -862,6 +863,119 @@ int main(int argc, char *argv[])
         );
 
 
+        // Finite-area mesh and fields - need not exist
+
+        autoPtr<faMesh> aMeshPtr;
+        {
+            const bool throwing = FatalError.throwExceptions();
+            try
+            {
+                aMeshPtr.reset(new faMesh(meshRef.baseMesh()));
+            }
+            catch (Foam::error& err)
+            {
+                aMeshPtr.clear();
+            }
+            FatalError.throwExceptions(throwing);
+        }
+
+        if (aMeshPtr.valid())
+        {
+            // Construct the area fields
+
+            PtrList<const areaScalarField> aScalarFld;
+            PtrList<const areaVectorField> aVectorFld;
+            PtrList<const areaSphericalTensorField> aSphTensorf;
+            PtrList<const areaSymmTensorField> aSymTensorFld;
+            PtrList<const areaTensorField> aTensorFld;
+
+            const faMesh& aMesh = aMeshPtr();
+
+            if (!specifiedFields || selectedFields.size())
+            {
+                readFields
+                (
+                    aMesh,
+                    objects,
+                    selectedFields,
+                    aScalarFld
+                );
+                print("    areaScalar           :", Info, aScalarFld);
+
+                readFields
+                (
+                    aMesh,
+                    objects,
+                    selectedFields,
+                    aVectorFld
+                );
+                print("    areaVector           :", Info, aVectorFld);
+
+                readFields
+                (
+                    aMesh,
+                    objects,
+                    selectedFields,
+                    aSphTensorf
+                );
+                print("    areaSphericalTensor   :", Info, aSphTensorf);
+
+                readFields
+                (
+                    aMesh,
+                    objects,
+                    selectedFields,
+                    aSymTensorFld
+                );
+                print("    areaSymmTensor        :", Info, aSymTensorFld);
+
+                readFields
+                (
+                    aMesh,
+                    objects,
+                    selectedFields,
+                    aTensorFld
+                );
+                print("    areaTensor            :", Info, aTensorFld);
+            }
+
+            const label nAreaFields =
+            (
+                aScalarFld.size()
+              + aVectorFld.size()
+              + aSphTensorf.size()
+              + aSymTensorFld.size()
+              + aTensorFld.size()
+            );
+
+            fileName outputName(fvPath/"finiteArea");
+
+            mkDir(outputName);
+
+            const auto& pp = aMesh.patch();
+
+            vtk::surfaceMeshWriter writer
+            (
+                pp,
+                aMesh.name(),
+                outputName/"finiteArea" + "_" + timeDesc,
+                fmtType
+            );
+
+            // Number of fields
+            writer.beginCellData(nAreaFields);
+
+            writer.write(aScalarFld);
+            writer.write(aVectorFld);
+            writer.write(aSphTensorf);
+            writer.write(aSymTensorFld);
+            writer.write(aTensorFld);
+
+            writer.endCellData();
+
+            writer.writeFooter();
+        }
+
         PtrList<const pointScalarField> pScalarFld;
         PtrList<const pointVectorField> pVectorFld;
         PtrList<const pointSphericalTensorField> pSphTensorFld;

applications/utilities/postProcessing/dataConversion/foamToVTK/readFields.C

@@ -72,6 +72,38 @@ label readFields
 }
 
 
+template<class GeoField>
+void readFields
+(
+    const typename GeoField::Mesh& mesh,
+    const IOobjectList& objects,
+    const HashSet<word>& selectedFields,
+    PtrList<const GeoField>& fields
+)
+{
+    // Search list of objects for fields of type GeomField
+    IOobjectList fieldObjects(objects.lookupClass(GeoField::typeName));
+
+    // Construct the fields
+    fields.setSize(fieldObjects.size());
+    label nFields = 0;
+
+    forAllIters(fieldObjects, iter)
+    {
+        if (selectedFields.empty() || selectedFields.found(iter()->name()))
+        {
+            fields.set
+            (
+                nFields++,
+                new GeoField(*iter(), mesh)
+            );
+        }
+    }
+
+    fields.setSize(nFields);
+}
+
+
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
 } // End namespace Foam