Field: Added zero() constructor

src/OpenFOAM/fields/Fields/Field/Field.C

@@ -57,6 +57,13 @@ Foam::Field<Type>::Field(const label size, const Type& t)
 {}
 
 
+template<class Type>
+Foam::Field<Type>::Field(const label size, const zero)
+:
+    List<Type>(size, pTraits<Type>::zero)
+{}
+
+
 template<class Type>
 Foam::Field<Type>::Field
 (

src/OpenFOAM/fields/Fields/Field/Field.H

@@ -117,6 +117,9 @@ public:
         //- Construct given size and initial value
         Field(const label, const Type&);
 
+        //- Construct given size and initialed to zero
+        Field(const label, const zero);
+
         //- Construct as copy of a UList\<Type\>
         explicit Field(const UList<Type>&);