PETSc version 3.16.6
MatSetLocalToGlobalMapping
Sets a local-to-global numbering for use by the routine MatSetValuesLocal() to allow users to insert matrix entries using a local (per-processor) numbering.
Synopsis
#include "petscmat.h"
PetscErrorCode MatSetLocalToGlobalMapping(Mat x,ISLocalToGlobalMapping rmapping,ISLocalToGlobalMapping cmapping)
Not Collective
Input Parameters
See Also
MatAssemblyBegin(), MatAssemblyEnd(), MatSetValues(), MatSetValuesLocal(), MatGetValuesLocal()
Level
intermediate
Location
src/mat/interface/matrix.c
Examples
src/snes/tutorials/ex48.c.html
src/tao/bound/tutorials/plate2.c.html
src/tao/bound/tutorials/plate2f.F90.html
Implementations
MatSetLocalToGlobalMapping_IS in src/mat/impls/is/matis.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages