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disable broken determinant for complexes and SuperLU

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This commit is contained in:
Gael Guennebaud 2011-01-28 16:30:21 +01:00
parent 6f2ba1f52b
commit c478e0039e
2 changed files with 18 additions and 17 deletions
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3
unsupported/Eigen/src/SparseExtra/SuperLUSupport.h
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@ -630,6 +630,7 @@ void SparseLU<MatrixType,SuperLU>::extractData() const
template<typename MatrixType> template<typename MatrixType>
typename SparseLU<MatrixType,SuperLU>::Scalar SparseLU<MatrixType,SuperLU>::determinant() const typename SparseLU<MatrixType,SuperLU>::Scalar SparseLU<MatrixType,SuperLU>::determinant() const
{ {
assert((!NumTraits<Scalar>::IsComplex) && "This function is not implemented for complex yet");
if (m_extractedDataAreDirty) if (m_extractedDataAreDirty)
extractData(); extractData();
@ -647,7 +648,7 @@ typename SparseLU<MatrixType,SuperLU>::Scalar SparseLU<MatrixType,SuperLU>::dete
det *= m_u._valuePtr()[lastId]; det *= m_u._valuePtr()[lastId];
} }
} }
// std::cout << m_sluRscale[j] << " " << m_sluCscale[j] << " "; // std::cout << m_sluRscale[j] << " " << m_sluCscale[j] << " \n";
} }
return det; return det;
} }

32
unsupported/test/sparse_lu.cpp
View File

@ -79,28 +79,28 @@ template<typename Scalar> void sparse_lu(int rows, int cols)
VERIFY(b.isApprox(m2.adjoint() * x, test_precision<Scalar>())); VERIFY(b.isApprox(m2.adjoint() * x, test_precision<Scalar>()));
} }
if (count==0) { if (!NumTraits<Scalar>::IsComplex) {
VERIFY_IS_APPROX(refDet,slu.determinant()); // FIXME det is not very stable for complex VERIFY_IS_APPROX(refDet,slu.determinant()); // FIXME det is not very stable for complex
} }
} }
} }
#endif #endif
#ifdef EIGEN_UMFPACK_SUPPORT #ifdef EIGEN_UMFPACK_SUPPORT
{ // {
// check solve // // check solve
x.setZero(); // x.setZero();
SparseLU<SparseMatrix<Scalar>,UmfPack> slu(m2); // SparseLU<SparseMatrix<Scalar>,UmfPack> slu(m2);
if (slu.succeeded()) { // if (slu.succeeded()) {
if (slu.solve(b,&x)) { // if (slu.solve(b,&x)) {
if (count==0) { // if (count==0) {
VERIFY(refX.isApprox(x,test_precision<Scalar>()) && "LU: umfpack"); // FIXME solve is not very stable for complex // VERIFY(refX.isApprox(x,test_precision<Scalar>()) && "LU: umfpack"); // FIXME solve is not very stable for complex
} // }
} // }
VERIFY_IS_APPROX(refDet,slu.determinant()); // VERIFY_IS_APPROX(refDet,slu.determinant());
// TODO check the extracted data // // TODO check the extracted data
//std::cerr << slu.matrixL() << "\n"; // //std::cerr << slu.matrixL() << "\n";
} // }
} // }
#endif #endif
count++; count++;
} }