ENH: More debug output from non-matching processor patches.

src/OpenFOAM/meshes/polyMesh/polyPatches/constraint/processor/processorPolyPatch.C

@@ -201,10 +201,34 @@ void Foam::processorPolyPatch::calcGeometry(PstreamBuffers& pBufs)
                     boundaryMesh().mesh().time().path()
                    /name()+"_faces.obj"
                 );
-                Pout<< "processorPolyPatch::order : Writing my " << size()
+
+                Pout<< "processorPolyPatch::calcGeometry : Writing my "
+                    << size()
                     << " faces to OBJ file " << nm << endl;
+
                 writeOBJ(nm, *this, points());
 
+                OFstream ccStr
+                (
+                    boundaryMesh().mesh().time().path()
+                    /name() + "_faceCentresConnections.obj"
+                );
+
+                Pout<< "processorPolyPatch::calcGeometry :"
+                    << " Dumping cell centre lines between"
+                    << " corresponding face centres to OBJ file" << ccStr.name()
+                    << endl;
+
+                label vertI = 0;
+
+                forAll(faceCentres(), faceI)
+                {
+                    const point& c0 = neighbFaceCentres_[faceI];
+                    const point& c1 = faceCentres()[faceI];
+
+                    writeOBJ(ccStr, c0, c1, vertI);
+                }
+
                 FatalErrorIn
                 (
                     "processorPolyPatch::calcGeometry()"