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Checking Data structures and function prototypes

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Desire NUENTSA
2012-06-12 18:19:59 +02:00
parent bccf64d342
commit c0ad109499
10 changed files with 219 additions and 189 deletions
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43
Eigen/src/SparseLU/SparseLU_panel_dfs.h
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@@ -62,45 +62,50 @@
* marker[i] == jj, if i was visited during dfs of current column jj;
* marker1[i] >= jcol, if i was visited by earlier columns in this panel;
*
* \param m number of rows in the matrix
* \param w Panel size
* \param jcol Starting column of the panel
* \param A Input matrix in column-major storage
* \param perm_r Row permutation
* \param nseg Number of U segments
* ...
* \param [in]m number of rows in the matrix
* \param [in]w Panel size
* \param [in]jcol Starting column of the panel
* \param [in]A Input matrix in column-major storage
* \param [in]perm_r Row permutation
* \param [out]nseg Number of U segments
* \param [out]dense Accumulate the column vectors of the panel
* \param [out]panel_lsub Subscripts of the row in the panel
* \param [out]segrep Segment representative i.e first nonzero row of each segment
* \param [out]repfnz First nonzero location in each row
* \param [out]xprune
* \param [out]marker
*
*
*/
template <typename MatrixType, typename VectorType>
void SparseLU::LU_panel_dfs(const int m, const int w, const int jcol, MatrixType& A, VectorXi& perm_r, int& nseg, VectorType& dense, VectorXi& panel_lsub, VectorXi& segrep, VectorXi& repfnz, VectorXi& xprune, VectorXi& marker, VectorXi& parent, VectorXi& xplore, LU_GlobalLu_t& Glu)
template <typename MatrixType, typename IndexVector, typename ScalarVector>
void SparseLU::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& Glu)
{
int jj; // Index through each column in the panel
int nextl_col; // Next available position in panel_lsub[*,jj]
int krow; // Row index of the current element
int kperm; // permuted row index
int krep; // Supernode reprentative of the current row
int krep; // Supernode representative of the current row
int kmark;
int chperm, chmark, chrep, oldrep, kchild;
int myfnz; // First nonzero element in the current column
int xdfs, maxdfs, kpar;
// Initialize pointers
// VectorXi& marker1 = marker.block(m, m);
VectorBlock<VectorXi> marker1(marker, m, m);
// IndexVector& marker1 = marker.block(m, m);
VectorBlock<IndexVector> marker1(marker, m, m);
nseg = 0;
VectorXi& xsup = Glu.xsup;
VectorXi& supno = Glu.supno;
VectorXi& lsub = Glu.lsub;
VectorXi& xlsub = Glu.xlsub;
IndexVector& xsup = Glu.xsup;
IndexVector& supno = Glu.supno;
IndexVector& lsub = Glu.lsub;
IndexVector& xlsub = Glu.xlsub;
// For each column in the panel
for (jj = jcol; jj < jcol + w; jj++)
{
nextl_col = (jj - jcol) * m;
//FIXME
VectorBlock<VectorXi> repfnz_col(repfnz.segment(nextl_col, m)); // First nonzero location in each row
VectorBlock<VectorXi> dense_col(dense.segment(nextl_col, m)); // Accumulate a column vector here
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
// For each nnz in A[*, jj] do depth first search