devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

build complete... almost

Browse Source
This commit is contained in:
Desire NUENTSA
2012-06-14 18:45:04 +02:00
parent f8a0745cb0
commit 0c9b08e46e
18 changed files with 280 additions and 173 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
Eigen/src/SparseLU/SparseLU_column_bmod.h
View File

@@ -60,12 +60,12 @@
* > 0 - number of bytes allocated when run out of space
*
*/
template <typename IndexVector, typename ScalarVector>
int LU_column_bmod(const int jcol, const int nseg, ScalarVector& dense, ScalarVector& tempv, IndexVector& segrep, IndexVector& repfnz, int fpanelc, LU_GlobalLU_t<IndexVector, ScalarVector>& glu)
template <typename IndexVector, typename ScalarVector, typename BlockIndexVector, typename BlockScalarVector>
int LU_column_bmod(const int jcol, const int nseg, BlockScalarVector& dense, ScalarVector& tempv, BlockIndexVector& segrep, BlockIndexVector& repfnz, int fpanelc, LU_GlobalLU_t<IndexVector, ScalarVector>& glu)
{
typedef typename IndexVector::Index Index;
typedef typename IndexVector::Scalar Index;
typedef typename ScalarVector::Scalar Scalar;
int jsupno, k, ksub, krep, krep_ind, ksupno;
int jsupno, k, ksub, krep, ksupno;
int lptr, nrow, isub, i, irow, nextlu, new_next, ufirst;
int fsupc, nsupc, nsupr, luptr, kfnz, no_zeros;
/* krep = representative of current k-th supernode
@@ -115,7 +115,6 @@ int LU_column_bmod(const int jcol, const int nseg, ScalarVector& dense, ScalarVe
nsupc = krep - fst_col + 1;
nsupr = xlsub(fsupc+1) - xlsub(fsupc);
nrow = nsupr - d_fsupc - nsupc;
krep_ind = lptr + nsupc - 1;
// NOTE Unlike the original implementation in SuperLU, the only feature
// available here is a sup-col update.
@@ -213,7 +212,7 @@ int LU_column_bmod(const int jcol, const int nseg, ScalarVector& dense, ScalarVe
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().solve(u);
u = A.template triangularView<Lower>().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);