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Thyra_EpetraOperatorViewExtractorStd.cpp
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41 
42 #include "Thyra_EpetraOperatorViewExtractorStd.hpp"
43 #include "Thyra_EpetraLinearOpBase.hpp"
44 #include "Thyra_ScaledAdjointLinearOpBase.hpp"
45 
46 class Epetra_Operator;
47 
48 
49 namespace Thyra {
50 
51 
52 // Overridden from EpetraOperatorViewExtractorBase
53 
54 
56 {
57  double wrappedScalar = 0.0;
58  EOpTransp wrappedTransp = NOTRANS;
59  const LinearOpBase<double> *wrappedFwdOp = NULL;
60  ::Thyra::unwrap(fwdOp, &wrappedScalar, &wrappedTransp, &wrappedFwdOp);
61  const EpetraLinearOpBase *eFwdOp = NULL;
62  if( !(eFwdOp = dynamic_cast<const EpetraLinearOpBase*>(wrappedFwdOp)) )
63  return false;
64  return true;
65 }
66 
67 
69  const RCP<LinearOpBase<double> > &fwdOp,
70  const Ptr<RCP<Epetra_Operator> > &epetraOp,
71  const Ptr<EOpTransp> &epetraOpTransp,
72  const Ptr<EApplyEpetraOpAs> &epetraOpApplyAs,
73  const Ptr<EAdjointEpetraOp> &epetraOpAdjointSupport,
74  const Ptr<double> &epetraOpScalar
75  ) const
76 {
77  TEUCHOS_TEST_FOR_EXCEPT(true);
78  // ToDo: Implement once this is needed by just copying what is below and
79  // removing the 'const' in the right places!
80 }
81 
82 
84  const RCP<const LinearOpBase<double> > &fwdOp,
85  const Ptr<RCP<const Epetra_Operator> > &epetraOp,
86  const Ptr<EOpTransp> &epetraOpTransp,
87  const Ptr<EApplyEpetraOpAs> &epetraOpApplyAs,
88  const Ptr<EAdjointEpetraOp> &epetraOpAdjointSupport,
89  const Ptr<double> &epetraOpScalar
90  ) const
91 {
92  using Teuchos::outArg;
93  double wrappedFwdOpScalar = 0.0;
94  EOpTransp wrappedFwdOpTransp = NOTRANS;
95  Teuchos::RCP<const LinearOpBase<double> > wrappedFwdOp;
96  unwrap(fwdOp,&wrappedFwdOpScalar, &wrappedFwdOpTransp, &wrappedFwdOp);
97  Teuchos::RCP<const EpetraLinearOpBase> epetraFwdOp =
98  Teuchos::rcp_dynamic_cast<const EpetraLinearOpBase>(wrappedFwdOp,true);
99  EOpTransp epetra_epetraOpTransp;
100  epetraFwdOp->getEpetraOpView(epetraOp, outArg(epetra_epetraOpTransp),
101  epetraOpApplyAs, epetraOpAdjointSupport);
102  *epetraOpTransp = trans_trans(real_trans(epetra_epetraOpTransp), wrappedFwdOpTransp);
103  *epetraOpScalar = wrappedFwdOpScalar;
104 }
105 
106 
107 // ToDo: Refactor unwrap(...) to not use raw pointers!
108 
109 
110 } // namespace Thyra
EOpTransp
Enumeration for determining how a linear operator is applied. `*.
void unwrap(const LinearOpBase< Scalar > &Op, Scalar *scalar, EOpTransp *transp, const LinearOpBase< Scalar > **origOp)
Extract the overallScalar, overallTransp and const origOp from a const LinearOpBase object...
Use the non-transposed operator.
Abstract base class for all LinearOpBase objects that can return an Epetra_Operator view of themselve...
EOpTransp real_trans(EOpTransp transp)
Return NOTRANS or TRANS for real scalar valued operators and this also is used for determining struct...
virtual void getEpetraOpView(const Ptr< RCP< const Epetra_Operator > > &epetraOp, const Ptr< EOpTransp > &epetraOpTransp, const Ptr< EApplyEpetraOpAs > &epetraOpApplyAs, const Ptr< EAdjointEpetraOp > &epetraOpAdjointSupport) const =0
Return a smart pointer to a const Epetra_Operator view of this object and how the object is applied t...
EOpTransp trans_trans(EOpTransp trans1, EOpTransp trans2)
Combine two transpose arguments.
void getEpetraOpView(const RCP< const LinearOpBase< double > > &fwdOp, const Ptr< RCP< const Epetra_Operator > > &epetraOp, const Ptr< EOpTransp > &epetraOpTransp, const Ptr< EApplyEpetraOpAs > &epetraOpApplyAs, const Ptr< EAdjointEpetraOp > &epetraOpAdjointSupport, const Ptr< double > &epetraOpScalar) const
void getNonconstEpetraOpView(const RCP< LinearOpBase< double > > &fwdOp, const Ptr< RCP< Epetra_Operator > > &epetraOp, const Ptr< EOpTransp > &epetraOpTransp, const Ptr< EApplyEpetraOpAs > &epetraOpApplyAs, const Ptr< EAdjointEpetraOp > &epetraOpAdjointSupport, const Ptr< double > &epetraOpScalar) const
bool isCompatible(const LinearOpBase< double > &fwdOp) const