COMP: correct the internal reference types for surfMesh

- had a PrimitivePatch with SubField, but now use const pointField&.

  There is no derivation path from a pointIOField to SubField<point>,
  so a const reference makes more sense.

src/surfMesh/MeshedSurfaceAllocator/MeshedSurfaceIOAllocator.H

@@ -146,14 +146,14 @@ public:
         void clear();
 
 
-   // Writing
-
-       //- Write using stream options
-       virtual bool writeObject
-       (
-           IOstreamOption streamOpt,
-           const bool valid
-       ) const;
+    // Writing
+
+        //- Write using stream options
+        virtual bool writeObject
+        (
+            IOstreamOption streamOpt,
+            const bool valid
+        ) const;
 };
 
 

src/surfMesh/surfMesh/surfMesh.C

@@ -59,18 +59,24 @@ Foam::word Foam::surfMesh::meshSubDir = "surfMesh";
 //         zoneName = "zone0";
 //     }
 //
-//     // Set single default zone
+//     // Set single default zone with nFaces
 //     surfZones_.resize(1);
-//     surfZones_[0] = surfZone
-//     (
-//         zoneName,
-//         nFaces(),       // zone size
-//         0,              // zone start
-//         0               // zone index
-//     );
+//     surfZones_[0] = surfZone(zoneName, nFaces());
 // }
 
 
+// * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //
+
+void Foam::surfMesh::updateRefs()
+{
+    // Synchronize UList reference to the faces
+    static_cast<MeshReference&>(*this).shallowCopy
+    (
+        this->storedFaces()
+    );
+}
+
+
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
 Foam::surfMesh::surfMesh(const IOobject& io)
@@ -288,37 +294,6 @@ Foam::surfMesh::~surfMesh()
 
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
-void Foam::surfMesh::updatePointsRef()
-{
-    // Assign the reference to the points (quite ugly)
-    // points() are returned as Field but are actually stored as SubField
-    reinterpret_cast<typename MeshReference::PointFieldType&>
-    (
-        const_cast<Field<point>&>(MeshReference::points())
-    ).shallowCopy
-    (
-        this->storedPoints()
-    );
-}
-
-
-void Foam::surfMesh::updateFacesRef()
-{
-    // Assign the reference to the faces (UList)
-    static_cast<MeshReference&>(*this).shallowCopy
-    (
-        this->storedFaces()
-    );
-}
-
-
-void Foam::surfMesh::updateRefs()
-{
-    this->updatePointsRef();
-    this->updateFacesRef();
-}
-
-
 void Foam::surfMesh::copySurface
 (
     const pointField& points,
@@ -431,6 +406,9 @@ void Foam::surfMesh::transfer
 Foam::autoPtr<Foam::MeshedSurface<Foam::face>>
 Foam::surfMesh::releaseGeom()
 {
+    clearOut(); // Clear addressing
+    clearFields();
+
     // Start with an empty geometry
     auto aptr = autoPtr<MeshedSurface<face>>::New();
 
@@ -440,8 +418,6 @@ Foam::surfMesh::releaseGeom()
     aptr->storedZones().transfer(this->storedZones());
 
     this->updateRefs(); // This may not be needed...
-    clearOut(); // Clear addressing.
-    clearFields();
 
     return aptr;
 }
@@ -577,7 +553,7 @@ void Foam::surfMesh::write
 void Foam::surfMesh::write
 (
     const fileName& name,
-    const word& ext,
+    const word& fileType,
     IOstreamOption streamOpt,
     const dictionary& options
 ) const
@@ -587,7 +563,7 @@ void Foam::surfMesh::write
         this->points(),
         this->faces(),
         this->surfZones()
-    ).write(name, ext, streamOpt, options);
+    ).write(name, fileType, streamOpt, options);
 }
 
 

src/surfMesh/surfMesh/surfMesh.H

@@ -28,7 +28,8 @@ Class
     Foam::surfMesh
 
 Description
-    A surface mesh consisting of general polygon faces.
+    A surface mesh consisting of general polygon faces that has
+    IO capabilities and a registry for storing fields.
 
 SourceFiles
     surfMesh.C
@@ -43,9 +44,7 @@ SourceFiles
 #include "surfaceRegistry.H"
 #include "MeshedSurfaceIOAllocator.H"
 #include "PrimitivePatch.H"
-#include "SubField.H"
 #include "surfZoneIOList.H"
-
 #include "surfFieldsFwd.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
@@ -66,7 +65,7 @@ class surfMesh
 :
     public  surfaceRegistry,
     private Detail::MeshedSurfaceIOAllocator,
-    public  PrimitivePatch<face, ::Foam::UList, ::Foam::SubField<point>, point>
+    public  PrimitivePatch<face, UList, const pointField&, point>
 {
 public:
 
@@ -88,16 +87,12 @@ private:
 
     // Private Typedefs
 
+        //- Memory and IO management
         typedef Detail::MeshedSurfaceIOAllocator Allocator;
 
-        typedef PrimitivePatch
-        <
-            face,
-            ::Foam::UList,
-            ::Foam::SubField<point>,
-            point
-        >
-        MeshReference;
+        //- Internal mesh storage type
+        typedef PrimitivePatch<face, UList, const pointField&, point>
+            MeshReference;
 
 
     // Private Data
@@ -137,14 +132,8 @@ protected:
             return surfZones_;
         }
 
-        //- Update references to storedFaces
-        virtual void updateFacesRef();
-
-        //- Update references to storedPoints
-        virtual void updatePointsRef();
-
-        //- Update references to storedPoints/storedFaces
-        virtual void updateRefs();
+        //- Update point/face references
+        void updateRefs();
 
 
 public:
@@ -365,12 +354,12 @@ public:
             const dictionary& options = dictionary::null
         ) const;
 
-        //- Write to file, choosing writer given extension.
+        //- Write to file, choosing writer for given fileType.
         //  Uses MeshedSurfaceProxy for writing.
         void write
         (
             const fileName& name,
-            const word& ext,
+            const word& fileType,
             IOstreamOption streamOpt = IOstreamOption(),
             const dictionary& options = dictionary::null
         ) const;