virtual void evaluate(const Pstream::commsTypes commsType=Pstream::commsTypes::blocking)
Evaluate the patch field.
commsTypes
Types of communications.
virtual tmp< Field< Type > > snGrad() const
Return gradient at boundary.
tmp< fvMatrix< Type > > operator==(const fvMatrix< Type > &, const fvMatrix< Type > &)
Field< scalar > scalarField
Specialisation of Field<T> for scalar.
A class for managing temporary objects.