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Use Dune::FMatrixHelp::invertMatrix for inversion

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Thus we always take advantage of the specializations in ISTLSolver.hpp
and do need to take care about the type of the matrix block.
This commit is contained in:
Markus Blatt 2018-02-26 12:16:04 +01:00
parent b5d55b9fb2
commit 8e78f02230
2 changed files with 5 additions and 8 deletions
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8
opm/autodiff/StandardWell.hpp
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@ -27,6 +27,7 @@
#include <opm/autodiff/WellInterface.hpp>
#include <opm/autodiff/ISTLSolver.hpp>
#include <opm/autodiff/RateConverter.hpp>
#include <opm/autodiff/ISTLSolver.hpp>
namespace Opm
{
@ -88,15 +89,8 @@ namespace Opm
typedef Dune::FieldVector<Scalar, numWellEq> VectorBlockWellType;
typedef Dune::BlockVector<VectorBlockWellType> BVectorWell;
#if DUNE_VERSION_NEWER_REV(DUNE_ISTL, 2 , 5, 1)
// 3x3 matrix block inversion was unstable from at least 2.3 until and
// including 2.5.0
// the matrix type for the diagonal matrix D
typedef Dune::FieldMatrix<Scalar, numWellEq, numWellEq > DiagMatrixBlockWellType;
#else
// the matrix type for the diagonal matrix D
typedef Dune::MatrixBlock<Scalar, numWellEq, numWellEq > DiagMatrixBlockWellType;
#endif
typedef Dune::BCRSMatrix <DiagMatrixBlockWellType> DiagMatWell;

5
opm/autodiff/StandardWell_impl.hpp
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@ -688,7 +688,10 @@ namespace Detail
}
// do the local inversion of D.
invDuneD_[0][0].invert();
// we do this manually with invertMatrix to always get our
// specializations in for 3x3 and 4x4 matrices.
auto original = invDuneD_[0][0];
Dune::FMatrixHelp::invertMatrix(original, invDuneD_[0][0]);
if ( param_.matrix_add_well_contributions_ )
{