ENH: re-worked temperature/energy jumps

src/thermophysicalModels/basic/derivedFvPatchFields/energyJump/energyJumpFvPatchScalarField.C

@@ -77,7 +77,6 @@ Foam::energyJumpFvPatchScalarField::energyJumpFvPatchScalarField
     const energyJumpFvPatchScalarField& ptf
 )
 :
-    cyclicLduInterfaceField(),
     fixedJumpFvPatchField<scalar>(ptf)
 {}
 
@@ -115,16 +114,9 @@ void Foam::energyJumpFvPatchScalarField::updateCoeffs()
                 thermo.T().boundaryField()[patchID]
             );
 
-        const scalar time = this->db().time().value();
-        const scalarField jumpTb
-        (
-            patch().size(),
-            TbPatch.jumpTable().value(time)
-        );
-
         const labelUList& faceCells = this->patch().faceCells();
 
-        jump_ = thermo.he(pp, jumpTb, faceCells);
+        jump_ = thermo.he(pp, TbPatch.jump(), faceCells);
     }
 
     fixedJumpFvPatchField<scalar>::updateCoeffs();

src/thermophysicalModels/basic/derivedFvPatchFields/temperatureJump/temperatureJumpFvPatchScalarField.C

@@ -84,7 +84,6 @@ Foam::temperatureJumpFvPatchScalarField::temperatureJumpFvPatchScalarField
     const temperatureJumpFvPatchScalarField& ptf
 )
 :
-    cyclicLduInterfaceField(),
     fixedJumpFvPatchField<scalar>(ptf),
     jumpTable_(ptf.jumpTable_().clone().ptr())
 {}
@@ -103,6 +102,17 @@ Foam::temperatureJumpFvPatchScalarField::temperatureJumpFvPatchScalarField
 
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
+Foam::tmp<Foam::scalarField>
+Foam::temperatureJumpFvPatchScalarField::jump() const
+{
+    const scalar time = this->db().time().value();
+
+    tmp<scalarField> tj(new scalarField(this->size(), jumpTable_->value(time)));
+
+    return tj;
+}
+
+
 void Foam::temperatureJumpFvPatchScalarField::write(Ostream& os) const
 {
     fixedJumpFvPatchField<scalar>::write(os);

src/thermophysicalModels/basic/derivedFvPatchFields/temperatureJump/temperatureJumpFvPatchScalarField.H

@@ -166,6 +166,9 @@ public:
 
         // Access functions
 
+            //- Return a field of the temperature jump
+            virtual tmp<scalarField> jump() const;
+
             //- Return jumpTable
             const DataEntry<scalar>& jumpTable() const
             {