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Teko_ImplicitLinearOp.hpp
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6// Teko: A package for block and physics based preconditioning
7// Copyright 2010 Sandia Corporation
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46
47#ifndef __Teko_ImplicitLinearOp_hpp__
48#define __Teko_ImplicitLinearOp_hpp__
49
50#include "Teko_Utilities.hpp"
51
52namespace Teko {
53
60class ImplicitLinearOp : public Thyra::LinearOpBase<double> {
61public:
62
64 virtual VectorSpace range() const = 0;
65
67 virtual VectorSpace domain() const = 0;
68
82 virtual void implicitApply(const MultiVector & x, MultiVector & y,
83 const double alpha = 1.0, const double beta = 0.0) const = 0;
84
85protected:
86
88
89
90 virtual bool opSupportedImpl(const Thyra::EOpTransp M_trans) const;
91
92 virtual void applyImpl(
93 const Thyra::EOpTransp M_trans,
94 const Thyra::MultiVectorBase<double> & x,
95 const Teuchos::Ptr<Thyra::MultiVectorBase<double> > & y,
96 const double alpha,
97 const double beta
98 ) const;
99
101};
102
103} // end namespace Teko
104
105#endif
A virtual class that simplifies the construction of custom operators.
virtual VectorSpace range() const =0
Range space of this operator.
virtual VectorSpace domain() const =0
Domain space of this operator.
virtual void implicitApply(const MultiVector &x, MultiVector &y, const double alpha=1.0, const double beta=0.0) const =0
Perform a matrix vector multiply with this implicitly defined blocked operator.
virtual bool opSupportedImpl(const Thyra::EOpTransp M_trans) const
Functions required by Thyra::LinearOpBase.