petsc-3.10.2 2018-10-09
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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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