petsc-3.12.5 2020-03-29
MatSetValuesRowLocal
Inserts a row (block row for BAIJ matrices) of nonzero values into a matrix
Synopsis
#include "petscmat.h"
PetscErrorCode MatSetValuesRowLocal(Mat mat,PetscInt row,const PetscScalar v[])
Not Collective
Input Parameters
| mat | - the matrix
|
| row | - the (block) row to set
|
| v | - a logically two-dimensional array of values
|
Notes
By the values, v, are column-oriented (for the block version) and sorted
All the nonzeros in the row must be provided
The matrix must have previously had its column indices set
The row must belong to this process
See Also
MatSetOption(), MatAssemblyBegin(), MatAssemblyEnd(), MatSetValuesBlocked(), MatSetValuesLocal(),
InsertMode, INSERT_VALUES, ADD_VALUES, MatSetValues(), MatSetValuesRow(), MatSetLocalToGlobalMapping()
Level
intermediate
Location
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages