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2badc765a6
Since LinearSolverProblem is derived from std::runtime_error everything should work as before.
84 lines
3.3 KiB
C++
84 lines
3.3 KiB
C++
/*
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Copyright 2014 SINTEF ICT, Applied Mathematics.
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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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#include <config.h>
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#include <opm/autodiff/NewtonIterationBlackoilSimple.hpp>
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#include <opm/autodiff/AutoDiffHelpers.hpp>
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#include <opm/core/utility/ErrorMacros.hpp>
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#include <opm/core/utility/Exceptions.hpp>
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#include <opm/core/linalg/LinearSolverFactory.hpp>
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namespace Opm
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{
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/// Construct a system solver.
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/// \param[in] linsolver linear solver to use
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/// \param[in] parallelInformation In the case of a parallel run
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/// with dune-istl the information about the parallelization.
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NewtonIterationBlackoilSimple::NewtonIterationBlackoilSimple(const parameter::ParameterGroup& param,
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const boost::any& parallelInformation)
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: iterations_( 0 ), parallelInformation_(parallelInformation)
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{
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linsolver_.reset(new LinearSolverFactory(param));
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}
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/// Solve the linear system Ax = b, with A being the
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/// combined derivative matrix of the residual and b
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/// being the residual itself.
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/// \param[in] residual residual object containing A and b.
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/// \return the solution x
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NewtonIterationBlackoilSimple::SolutionVector
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NewtonIterationBlackoilSimple::computeNewtonIncrement(const LinearisedBlackoilResidual& residual) const
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{
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typedef LinearisedBlackoilResidual::ADB ADB;
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const int np = residual.material_balance_eq.size();
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ADB mass_res = residual.material_balance_eq[0];
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for (int phase = 1; phase < np; ++phase) {
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mass_res = vertcat(mass_res, residual.material_balance_eq[phase]);
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}
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const ADB well_res = vertcat(residual.well_flux_eq, residual.well_eq);
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const ADB total_residual = collapseJacs(vertcat(mass_res, well_res));
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const Eigen::SparseMatrix<double, Eigen::RowMajor> matr = total_residual.derivative()[0];
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SolutionVector dx(SolutionVector::Zero(total_residual.size()));
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Opm::LinearSolverInterface::LinearSolverReport rep
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= linsolver_->solve(matr.rows(), matr.nonZeros(),
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matr.outerIndexPtr(), matr.innerIndexPtr(), matr.valuePtr(),
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total_residual.value().data(), dx.data(), parallelInformation_);
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// store iterations
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iterations_ = rep.iterations;
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if (!rep.converged) {
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OPM_THROW(LinearSolverProblem,
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"FullyImplicitBlackoilSolver::solveJacobianSystem(): "
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"Linear solver convergence failure.");
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}
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return dx;
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}
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const boost::any& NewtonIterationBlackoilSimple::parallelInformation() const
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{
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return parallelInformation_;
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}
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} // namespace Opm
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