petsc-3.7.1 2016-05-15
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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 on MPI_Comm Many br

Input Parameters

A - the matrix Many br
i - the indices into j for the start of each row Many br
j - the column indices for each row (sorted for each row). Many brThe indices in i and j start with zero (NOT with one). Many br
values - [optional] edge weights Many br

Many br

See Also

MatCreate(), MatCreateMPIAdj(), MatSetValues()

Level:intermediate
Location:
src/mat/impls/adj/mpi/mpiadj.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages