Fixed faMeshDecomposition for globalFaceZone faces; added fam::laplacian with specified name

applications/utilities/parallelProcessing/decomposePar/faMeshDecomposition.C

@@ -61,27 +61,87 @@ void faMeshDecomposition::distributeFaces()
             )
         );
 
-        labelHashSet faceProcAddressingHash
-        (
-            labelIOList
-            (
-                IOobject
-                (
-                    "faceProcAddressing",
-                    "constant",
-                    procMesh.meshSubDir,
-                    procMesh,
-                    IOobject::MUST_READ,
-                    IOobject::NO_WRITE
-                )
-            )
-        );
-
-        forAll (faceLabels(), faceI)
+        // If faMesh's fvPatch is a part of the global face zones, faces of that
+        // patch will be present on all processors. Because of that, looping
+        // through faceProcAddressing will decompose global faMesh faces to the
+        // very last processor regardless of where fvPatch is really decomposed.
+        // Since global faces which do not belong to specific processor are
+        // located at the end of the faceProcAddressing, cutting it at
+        // i = owner.size() will correctly decompose faMesh faces.
+        // Vanja Skuric, 2016-04-21
+        if (decompositionDict_.found("globalFaceZones"))
         {
-            if (faceProcAddressingHash.found(faceLabels()[faceI] + 1))
+            labelList faceProcAddressing
+            (
+                labelIOList
+                (
+                    IOobject
+                    (
+                        "faceProcAddressing",
+                        "constant",
+                        procMesh.meshSubDir,
+                        procMesh,
+                        IOobject::MUST_READ,
+                        IOobject::NO_WRITE
+                    )
+                )
+            );
+
+            const label ownerSize =
+            (
+                labelIOList
+                (
+                    IOobject
+                    (
+                        "owner",
+                        "constant",
+                        procMesh.meshSubDir,
+                        procMesh,
+                        IOobject::MUST_READ,
+                        IOobject::NO_WRITE
+                    )
+                )
+            ).size();
+
+            labelHashSet faceProcAddressingHash(ownerSize);
+
+            for (int i = 0; i < ownerSize; ++i)
             {
-                faceToProc_[faceI] = procI;
+                faceProcAddressingHash.insert(faceProcAddressing[i]);
+            }
+
+            forAll (faceLabels(), faceI)
+            {
+                if (faceProcAddressingHash.found(faceLabels()[faceI] + 1))
+                {
+                    faceToProc_[faceI] = procI;
+                }
+            }
+        }
+        else
+        {
+            labelHashSet faceProcAddressingHash
+            (
+                labelIOList
+                (
+                    IOobject
+                    (
+                        "faceProcAddressing",
+                        "constant",
+                        procMesh.meshSubDir,
+                        procMesh,
+                        IOobject::MUST_READ,
+                        IOobject::NO_WRITE
+                    )
+                )
+            );
+
+            forAll (faceLabels(), faceI)
+            {
+                if (faceProcAddressingHash.found(faceLabels()[faceI] + 1))
+                {
+                    faceToProc_[faceI] = procI;
+                }
             }
         }
     }

src/finiteArea/finiteArea/fam/famLaplacian.C

@@ -329,6 +329,40 @@ laplacian
 }
 
 
+template<class Type>
+tmp<faMatrix<Type> >
+laplacian
+(
+    const edgeTensorField& gamma,
+    const GeometricField<Type, faPatchField, areaMesh>& vf,
+    const word& name
+)
+{
+    const faMesh& mesh = vf.mesh();
+
+    return fam::laplacian
+    (
+        (mesh.Le() & gamma & mesh.Le())/sqr(mesh.magLe()),
+        vf,
+        name
+    );
+}
+
+template<class Type>
+tmp<faMatrix<Type> >
+laplacian
+(
+    const tmp<edgeTensorField>& tgamma,
+    const GeometricField<Type, faPatchField, areaMesh>& vf,
+    const word& name
+)
+{
+    tmp<faMatrix<Type> > Laplacian = fam::laplacian(tgamma(), vf, name);
+    tgamma.clear();
+    return Laplacian;
+}
+
+
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
 } // End namespace fam

src/finiteArea/finiteArea/fam/famLaplacian.H

@@ -180,6 +180,23 @@ namespace fam
         const tmp<edgeTensorField>&,
         const GeometricField<Type, faPatchField, areaMesh>&
     );
+
+
+    template<class Type>
+    tmp<faMatrix<Type> > laplacian
+    (
+        const edgeTensorField&,
+        const GeometricField<Type, faPatchField, areaMesh>&,
+        const word& name
+    );
+
+    template<class Type>
+    tmp<faMatrix<Type> > laplacian
+    (
+        const tmp<edgeTensorField>&,
+        const GeometricField<Type, faPatchField, areaMesh>&,
+        const word& name
+    );
 }