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Desire NUENTSA
2012-06-14 18:45:04 +02:00
parent f8a0745cb0
commit 0c9b08e46e
18 changed files with 280 additions and 173 deletions
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10
Eigen/src/SparseLU/SparseLU_panel_dfs.h
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@@ -77,8 +77,8 @@
*
*
*/
template <typename MatrixType, typename IndexVector, typename ScalarVector>
void LU_panel_dfs(const int m, const int w, const int jcol, MatrixType& A, IndexVector& perm_r, int& nseg, ScalarVector& dense, IndexVector& panel_lsub, IndexVector& segrep, IndexVector& repfnz, IndexVector& xprune, IndexVector& marker, IndexVector& parent, IndexVector& xplore, LU_GlobalLU_t<IndexVector, ScalarVector>& glu)
template <typename MatrixType, typename ScalarVector, typename IndexVector>
void LU_panel_dfs(const int m, const int w, const int jcol, MatrixType& A, IndexVector& perm_r, int& nseg, ScalarVector& dense, IndexVector& panel_lsub, IndexVector& segrep, IndexVector& repfnz, IndexVector& xprune, IndexVector& marker, IndexVector& parent, IndexVector& xplore, LU_GlobalLU_t<IndexVector, ScalarVector>& glu)
{
int jj; // Index through each column in the panel
@@ -105,14 +105,14 @@ void LU_panel_dfs(const int m, const int w, const int jcol, MatrixType& A, Index
nextl_col = (jj - jcol) * m;
VectorBlock<IndexVector> repfnz_col(repfnz, nextl_col, m); // First nonzero location in each row
VectorBlock<IndexVector> dense_col(dense,nextl_col, m); // Accumulate a column vector here
VectorBlock<ScalarVector> dense_col(dense,nextl_col, m); // Accumulate a column vector here
// For each nnz in A[*, jj] do depth first search
for (typename MatrixType::InnerIterator it(A, jj); it; ++it)
{
krow = it.row();
dense_col(krow) = it.val();
dense_col(krow) = it.value();
kmark = marker(krow);
if (kmark == jj)
continue; // krow visited before, go to the next nonzero
@@ -126,7 +126,7 @@ void LU_panel_dfs(const int m, const int w, const int jcol, MatrixType& A, Index
}
else
{
// krow is in U : if its supernode-representative krep
// krow is in U : if its sup²ernode-representative krep
// has been explored, update repfnz(*)
krep = xsup(supno(kperm)+1) - 1;
myfnz = repfnz_col(krep);