/usr/include/trilinos/ROL_BundleStatusTest.hpp is in libtrilinos-rol-dev 12.12.1-5.
This file is owned by root:root, with mode 0o644.
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// ************************************************************************
//
// Rapid Optimization Library (ROL) Package
// Copyright (2014) Sandia Corporation
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#ifndef ROL_BUNDLESTATUSTEST_H
#define ROL_BUNDLESTATUSTEST_H
#include "ROL_StatusTest.hpp"
#include "ROL_Types.hpp"
namespace ROL {
template <class Real>
class BundleStatusTest : public StatusTest<Real> {
private:
Real tol_;
int max_iter_;
public:
virtual ~BundleStatusTest() {}
BundleStatusTest( Teuchos::ParameterList &parlist ) {
Real em6(1e-6);
tol_ = parlist.sublist("Step").sublist("Bundle").get("Epsilon Solution Tolerance", em6);
max_iter_ = parlist.sublist("Status Test").get("Iteration Limit", 100);
}
BundleStatusTest( Real tol = 1.e-6, int max_iter = 100 ) :
tol_(tol), max_iter_(max_iter) {}
/** \brief Check algorithm status.
*/
virtual bool check( AlgorithmState<Real> &state ) {
bool stat = false;
if ( (std::max(state.aggregateGradientNorm,state.aggregateModelError) > tol_)
&& (state.iter < max_iter_)
&& (state.flag == false) ) {
stat = true;
}
return stat;
}
}; // class BundleStatusTest
} // namespace ROL
#endif
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