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00042 #include "LOCA_AnasaziOperator_JacobianInverse.H"
00043 #include "LOCA_GlobalData.H"
00044 #include "LOCA_ErrorCheck.H"
00045 #include "Teuchos_ParameterList.hpp"
00046
00047 LOCA::AnasaziOperator::JacobianInverse::JacobianInverse(
00048 const Teuchos::RCP<LOCA::GlobalData>& global_data,
00049 const Teuchos::RCP<LOCA::Parameter::SublistParser>& topParams,
00050 const Teuchos::RCP<Teuchos::ParameterList>& eigenParams_,
00051 const Teuchos::RCP<Teuchos::ParameterList>& solverParams_,
00052 const Teuchos::RCP<NOX::Abstract::Group>& grp_)
00053 : globalData(global_data),
00054 myLabel("Jacobian Inverse"),
00055 eigenParams(eigenParams_),
00056 solverParams(solverParams_),
00057 grp(grp_),
00058 tmp_r(),
00059 tmp_i()
00060 {
00061 string callingFunction =
00062 "LOCA::AnasaziOperator::JacobianInverse::JacobianInverse()";
00063
00064 NOX::Abstract::Group::ReturnType finalStatus = NOX::Abstract::Group::Ok;
00065 NOX::Abstract::Group::ReturnType status;
00066
00067
00068 status = grp->computeJacobian();
00069 finalStatus =
00070 globalData->locaErrorCheck->combineAndCheckReturnTypes(status, finalStatus,
00071 callingFunction);
00072 }
00073
00074 LOCA::AnasaziOperator::JacobianInverse::~JacobianInverse()
00075 {
00076 }
00077
00078 const string&
00079 LOCA::AnasaziOperator::JacobianInverse::label() const
00080 {
00081 return myLabel;
00082 }
00083
00084 void
00085 LOCA::AnasaziOperator::JacobianInverse::apply(
00086 const NOX::Abstract::MultiVector& input,
00087 NOX::Abstract::MultiVector& output) const
00088 {
00089 NOX::Abstract::Group::ReturnType status =
00090 grp->applyJacobianInverseMultiVector(*solverParams, input, output);
00091 globalData->locaErrorCheck->checkReturnType(status,
00092 "LOCA::AnasaziOperator::JacobianInverse::apply()");
00093 }
00094
00095 void
00096 LOCA::AnasaziOperator::JacobianInverse::transformEigenvalue(double& ev_r,
00097 double& ev_i) const
00098 {
00099
00100 double mag = ev_r*ev_r + ev_i*ev_i;
00101 ev_r = ev_r / mag;
00102 ev_i = -ev_i / mag;
00103 }
00104
00105 NOX::Abstract::Group::ReturnType
00106 LOCA::AnasaziOperator::JacobianInverse::rayleighQuotient(
00107 const NOX::Abstract::Vector& evec_r,
00108 const NOX::Abstract::Vector& evec_i,
00109 double& rq_r, double& rq_i) const
00110 {
00111 string callingFunction =
00112 "LOCA::AnasaziOperator::JacobianInverse::rayleighQuotient()";
00113
00114
00115 if (tmp_r == Teuchos::null)
00116 tmp_r = evec_r.clone(NOX::ShapeCopy);
00117 if (tmp_i == Teuchos::null)
00118 tmp_i = evec_i.clone(NOX::ShapeCopy);
00119
00120 NOX::Abstract::Group::ReturnType finalStatus = NOX::Abstract::Group::Ok;
00121 NOX::Abstract::Group::ReturnType status;
00122
00123
00124 status = grp->computeJacobian();
00125 finalStatus =
00126 globalData->locaErrorCheck->combineAndCheckReturnTypes(status, finalStatus,
00127 callingFunction);
00128
00129 status = grp->applyJacobian(evec_r, *tmp_r);
00130 finalStatus =
00131 globalData->locaErrorCheck->combineAndCheckReturnTypes(status, finalStatus,
00132 callingFunction);
00133
00134 status = grp->applyJacobian(evec_i, *tmp_i);
00135 finalStatus =
00136 globalData->locaErrorCheck->combineAndCheckReturnTypes(status, finalStatus,
00137 callingFunction);
00138
00139 rq_r = evec_r.innerProduct(*tmp_r) + evec_i.innerProduct(*tmp_i);
00140 rq_i = evec_r.innerProduct(*tmp_i) - evec_i.innerProduct(*tmp_r);
00141
00142 return finalStatus;
00143 }