From b55c176eb813c8fa5ee557f3335beb35c01eaa6a Mon Sep 17 00:00:00 2001
From: Henry Weller <http://openfoam.org>
Date: Wed, 19 Dec 2018 13:55:09 +0000
Subject: [PATCH] DimensionedField: Added "New" methods to return unregistered
 temporary fields

---
 .../DimensionedField/DimensionedField.C       | 58 +++++++++++++++++++
 .../DimensionedField/DimensionedField.H       | 16 +++++
 2 files changed, 74 insertions(+)

diff --git a/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.C b/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.C
index ae771fce8b..923a3b6fd6 100644
--- a/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.C
+++ b/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.C
@@ -276,6 +276,64 @@ DimensionedField<Type, GeoMesh>::clone() const
 }
 
 
+template<class Type, class GeoMesh>
+Foam::tmp<Foam::DimensionedField<Type, GeoMesh>>
+DimensionedField<Type, GeoMesh>::New
+(
+    const word& name,
+    const Mesh& mesh,
+    const dimensionSet& ds
+)
+{
+    return tmp<DimensionedField<Type, GeoMesh>>
+    (
+        new DimensionedField<Type, GeoMesh>
+        (
+            IOobject
+            (
+                name,
+                mesh.time().timeName(),
+                mesh,
+                IOobject::NO_READ,
+                IOobject::NO_WRITE,
+                false
+            ),
+            mesh,
+            ds,
+            false
+        )
+    );
+}
+
+
+template<class Type, class GeoMesh>
+Foam::tmp<Foam::DimensionedField<Type, GeoMesh>>
+DimensionedField<Type, GeoMesh>::New
+(
+    const word& newName,
+    const tmp<DimensionedField<Type, GeoMesh>>& tdf
+)
+{
+    return tmp<DimensionedField<Type, GeoMesh>>
+    (
+        new DimensionedField<Type, GeoMesh>
+        (
+            IOobject
+            (
+                newName,
+                tdf().instance(),
+                tdf().local(),
+                tdf().db(),
+                IOobject::NO_READ,
+                IOobject::NO_WRITE,
+                false
+            ),
+            tdf
+        )
+    );
+}
+
+
 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
 template<class Type, class GeoMesh>
diff --git a/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.H b/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.H
index 0b06101d4e..a32db445de 100644
--- a/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.H
+++ b/src/OpenFOAM/fields/DimensionedFields/DimensionedField/DimensionedField.H
@@ -236,6 +236,22 @@ public:
         //- Clone
         tmp<DimensionedField<Type, GeoMesh>> clone() const;
 
+        //- Return a temporary field constructed from name, mesh
+        //  and dimensionSet
+        static tmp<DimensionedField<Type, GeoMesh>> New
+        (
+            const word& name,
+            const Mesh& mesh,
+            const dimensionSet&
+        );
+
+        //- Rename temporary field and return
+        static tmp<DimensionedField<Type, GeoMesh>> New
+        (
+            const word& newName,
+            const tmp<DimensionedField<Type, GeoMesh>>&
+        );
+
 
     //- Destructor
     virtual ~DimensionedField();