MatMPIAdjSetPreallocation#
Sets the array used for storing the matrix elements
Synopsis#
#include "petscmat.h"
PetscErrorCode MatMPIAdjSetPreallocation(Mat B, PetscInt *i, PetscInt *j, PetscInt *values)
Logically Collective
Input Parameters#
A - the matrix
i - the indices into j for the start of each row
j - the column indices for each row (sorted for each row). The indices in i and j start with zero (NOT with one).
values - [optional] edge weights
See Also#
MatCreate()
, MatCreateMPIAdj()
, MatSetValues()
, MATMPIADJ
, MatCreateMPIAdj()
Level#
intermediate
Location#
Implementations#
MatMPIAdjSetPreallocation_MPIAdj in src/mat/impls/adj/mpi/mpiadj.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages