PETSc version 3.16.6
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MatSeqAIJCUSPARSERestoreIJ

restore the device row storage i and j indices obtained with MatSeqAIJCUSPARSEGetIJ()

Synopsis

#include "petscmat.h" 
PetscErrorCode MatSeqAIJCUSPARSERestoreIJ(Mat A, PetscBool compressed, const int** i, const int **j)
Not collective

Input Parameters

A - the matrix
compressed - PETSC_TRUE or PETSC_FALSE indicating the matrix data structure should be always returned in compressed form

Output Parameters

ia - the CSR row pointers
ja - the CSR column indices

See Also

MatSeqAIJCUSPARSEGetIJ()

Level

developer

Location

src/mat/impls/aij/seq/seqcusparse/aijcusparse.cu
Index of all Mat routines
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Index of all manual pages