MatISGetLocalToGlobalMapping#
Gets the local-to-global numbering of the MATIS object
Synopsis#
#include "petscmat.h"
PetscErrorCode MatISGetLocalToGlobalMapping(Mat A, ISLocalToGlobalMapping *rmapping, ISLocalToGlobalMapping *cmapping)
Not Collective
Input Parameter#
A - the matrix
Output Parameters#
rmapping - row mapping
cmapping - column mapping
Note#
The returned map can be different from the one used to construct the MATIS object, since it will not contain negative or repeated indices.
See Also#
Matrices, Mat, MatIS, MatSetLocalToGlobalMapping()
Level#
advanced
Location#
Implementations#
MatISGetLocalToGlobalMapping_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