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#

Not Collective

Input Parameters#

Note#

If the matrix is obtained with DMCreateMatrix() then this may already have been called on the matrix

See Also#

Matrices, Mat, DM, DMCreateMatrix(), MatGetLocalToGlobalMapping(), MatAssemblyBegin(), MatAssemblyEnd(), MatSetValues(), MatSetValuesLocal(), MatGetValuesLocal()

Level#

intermediate

Location#

src/mat/interface/matrix.c

Examples#

src/ksp/ksp/tutorials/ex85.c
src/snes/tutorials/ex48.c
src/ksp/ksp/tutorials/ex71.c
src/tao/bound/tutorials/plate2.c

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