RTOpPack_TOpLinearCombination_decl.hpp

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#ifndef RTOPPACK_TOP_LINEAR_COMBINATION_DECL_HPP
#define RTOPPACK_TOP_LINEAR_COMBINATION_DECL_HPP
 
#include "RTOpPack_RTOpTHelpers.hpp"
#include "Teuchos_Workspace.hpp"
 
 
namespace RTOpPack {
 
 
template<class Scalar>
class TOpLinearCombination : public RTOpT<Scalar> {
public:
 
  TOpLinearCombination(
    const ArrayView<const Scalar> &alpha_in = Teuchos::null,
    const Scalar &beta = Teuchos::ScalarTraits<Scalar>::zero()
    );
 
  void alpha( const ArrayView<const Scalar> &alpha_in );
 
  const ArrayView<const Scalar> alpha() const;
 
  void beta( const Scalar& beta_in );
 
  Scalar beta() const;
 
  int num_vecs() const;
 
 
  void apply_op_impl(
    const ArrayView<const ConstSubVectorView<Scalar> > &sub_vecs,
    const ArrayView<const SubVectorView<Scalar> > &targ_sub_vecs,
    const Ptr<ReductTarget> &reduct_obj_inout
    ) const;
 
 
private:
 
  Scalar beta_;
  Array<Scalar> alpha_;
 
};
 
 
} // namespace RTOpPack
 
 
#endif // RTOPPACK_TOP_LINEAR_COMBINATION_DECL_HPP