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Correct bug for triangular solve within supernodes

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Desire NUENTSA
2012-07-09 19:09:48 +02:00
parent b5a83867ca
commit 3095e4a5f9
4 changed files with 8 additions and 7 deletions
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4
Eigen/src/SparseLU/SparseLU_column_bmod.h
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@@ -137,7 +137,7 @@ int LU_column_bmod(const int jcol, const int nseg, BlockScalarVector& dense, Sca
Map<Matrix<Scalar,Dynamic,Dynamic>, 0, OuterStride<> > A( &(lusup.data()[luptr]), segsize, segsize, OuterStride<>(nsupr) );
VectorBlock<ScalarVector> u(tempv, 0, segsize);
u = A.template triangularView<Lower>().solve(u);
u = A.template triangularView<UnitLower>().solve(u);
// Dense matrix-vector product y <-- A*x
luptr += segsize;
@@ -213,7 +213,7 @@ int LU_column_bmod(const int jcol, const int nseg, BlockScalarVector& dense, Sca
ufirst = xlusup(jcol) + d_fsupc;
Map<Matrix<Scalar,Dynamic,Dynamic>, 0, OuterStride<> > A( &(lusup.data()[luptr]), nsupc, nsupc, OuterStride<>(nsupr) );
VectorBlock<ScalarVector> u(lusup, ufirst, nsupc);
u = A.template triangularView<Lower>().solve(u);
u = A.template triangularView<UnitLower>().solve(u);
new (&A) Map<Matrix<Scalar,Dynamic,Dynamic>, 0, OuterStride<> > ( &(lusup.data()[luptr+nsupc]), nrow, nsupc, OuterStride<>(nsupr) );
VectorBlock<ScalarVector> l(lusup, ufirst+nsupc, nrow);