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88 lines
3.4 KiB
C++
88 lines
3.4 KiB
C++
/*
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Copyright 2013, 2015 SINTEF ICT, Applied Mathematics.
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Copyright 2014, 2015 Dr. Blatt - HPC-Simulation-Software & Services
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Copyright 2014, 2015 Statoil ASA.
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Copyright 2015 NTNU
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Copyright 2015 IRIS AS
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPM_BLACKOILLEGACYDETAILS_HEADER_INCLUDED
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#define OPM_BLACKOILLEGACYDETAILS_HEADER_INCLUDED
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#include <opm/core/linalg/ParallelIstlInformation.hpp>
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namespace Opm {
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namespace detail {
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/// \brief Compute the L-infinity norm of a vector
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/// \warn This function is not suitable to compute on the well equations.
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/// \param a The container to compute the infinity norm on.
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/// It has to have one entry for each cell.
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/// \param info In a parallel this holds the information about the data distribution.
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template <class ADB>
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inline
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double infinityNorm( const ADB& a, const boost::any& pinfo = boost::any() )
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{
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static_cast<void>(pinfo); // Suppress warning in non-MPI case.
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#if HAVE_MPI
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if ( pinfo.type() == typeid(ParallelISTLInformation) )
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{
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const ParallelISTLInformation& real_info =
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boost::any_cast<const ParallelISTLInformation&>(pinfo);
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double result=0;
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real_info.computeReduction(a.value(), Reduction::makeLInfinityNormFunctor<double>(), result);
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return result;
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}
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else
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#endif
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{
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if( a.value().size() > 0 ) {
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return a.value().matrix().template lpNorm<Eigen::Infinity> ();
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}
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else { // this situation can occur when no wells are present
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return 0.0;
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}
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}
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}
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/// \brief Compute the L-infinity norm of a vector representing a well equation.
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/// \param a The container to compute the infinity norm on.
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/// \param info In a parallel this holds the information about the data distribution.
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template <class ADB>
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inline
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double infinityNormWell( const ADB& a, const boost::any& pinfo )
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{
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static_cast<void>(pinfo); // Suppress warning in non-MPI case.
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double result=0;
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if( a.value().size() > 0 ) {
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result = a.value().matrix().template lpNorm<Eigen::Infinity> ();
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}
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#if HAVE_MPI
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if ( pinfo.type() == typeid(ParallelISTLInformation) )
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{
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const ParallelISTLInformation& real_info =
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boost::any_cast<const ParallelISTLInformation&>(pinfo);
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result = real_info.communicator().max(result);
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}
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#endif
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return result;
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}
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} // namespace detail
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} // namespace Opm
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#endif // OPM_BLACKOILDETAILS_HEADER_INCLUDED
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