MatSeqAIJCUSPARSEGetIJ#
returns the device row storage i and j indices for MATSEQAIJCUSPARSE matrices.
Synopsis#
#include "petscmat.h"
PetscErrorCode MatSeqAIJCUSPARSEGetIJ(Mat A, PetscBool compressed, const int **i, const int **j)
Not Collective
Input Parameters#
A - the matrix
compressed -
PETSC_TRUEorPETSC_FALSEindicating the matrix data structure should be always returned in compressed form
Output Parameters#
i - the CSR row pointers
j - the CSR column indices
Note#
When compressed is true, the CSR structure does not contain empty rows
See Also#
Matrices, Mat, MatSeqAIJCUSPARSERestoreIJ(), MatSeqAIJCUSPARSEGetArrayRead()
Level#
developer
Location#
src/mat/impls/aij/seq/seqcusparse/aijcusparse.cu
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages