petsc-3.9.4 2018-09-11
ISLocalToGlobalMappingGetIndices
Get global indices for every local point that is mapped
Synopsis
#include "petscis.h"
PetscErrorCode ISLocalToGlobalMappingGetIndices(ISLocalToGlobalMapping ltog,const PetscInt **array)
Not Collective
Input Arguments
ltog -local to global mapping
Output Arguments
array -array of indices, the length of this array may be obtained with ISLocalToGlobalMappingGetSize()
Notes: ISLocalToGlobalMappingGetSize() returns the length the this array
See Also
ISLocalToGlobalMappingCreate(), ISLocalToGlobalMappingApply(), ISLocalToGlobalMappingRestoreIndices(), ISLocalToGlobalMappingGetBlockIndices(), ISLocalToGlobalMappingRestoreBlockIndices()
Level
advanced
Location
src/vec/is/utils/isltog.c
Examples
src/ksp/ksp/examples/tutorials/ex43.c.html
src/ksp/ksp/examples/tutorials/ex49.c.html
src/ksp/ksp/examples/tutorials/ex70.c.html
src/ksp/ksp/examples/tutorials/ex14f.F90.html
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