/usr/include/trilinos/ROL_TrustRegionFactory.hpp is in libtrilinos-rol-dev 12.10.1-3.
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// Rapid Optimization Library (ROL) Package
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#ifndef ROL_TRUSTREGIONFACTORY_H
#define ROL_TRUSTREGIONFACTORY_H
#include "ROL_Types.hpp"
#include "Teuchos_ParameterList.hpp"
#include "Teuchos_RCP.hpp"
#include "ROL_TrustRegion.hpp"
#include "ROL_CauchyPoint.hpp"
#include "ROL_DogLeg.hpp"
#include "ROL_DoubleDogLeg.hpp"
#include "ROL_TruncatedCG.hpp"
namespace ROL {
template<class Real>
inline Teuchos::RCP<TrustRegion<Real> > TrustRegionFactory(Teuchos::ParameterList &parlist) {
ETrustRegion etr = StringToETrustRegion(
parlist.sublist("Step").sublist("Trust Region").get("Subproblem Solver","Dogleg"));
switch(etr) {
case TRUSTREGION_CAUCHYPOINT: return Teuchos::rcp( new CauchyPoint<Real>(parlist) );
case TRUSTREGION_DOGLEG: return Teuchos::rcp( new DogLeg<Real>(parlist) );
case TRUSTREGION_DOUBLEDOGLEG: return Teuchos::rcp( new DoubleDogLeg<Real>(parlist) );
case TRUSTREGION_TRUNCATEDCG: return Teuchos::rcp( new TruncatedCG<Real>(parlist) );
default: return Teuchos::null;
}
}
}
#endif
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