ISBlockGetIndices#

Gets the indices associated with each block in an ISBLOCK

Synopsis#

#include "petscis.h"     
PetscErrorCode ISBlockGetIndices(IS is, const PetscInt *idx[])

Not Collective

Input Parameter#

  • is - the index set

Output Parameter#

  • idx - the integer indices, one for each block and count of block not indices

Note#

Call ISBlockRestoreIndices() when you no longer need access to the indices

See Also#

Low-level Vector Communication, IS, ISBLOCK, ISGetIndices(), ISBlockRestoreIndices(), ISBlockSetIndices(), ISCreateBlock()

Level#

intermediate

Location#

src/vec/is/is/impls/block/block.c

Examples#

src/vec/is/is/tutorials/ex3.c

Implementations#

ISBlockGetIndices_Block() in src/vec/is/is/impls/block/block.c

Index of all IS routines
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Index of all manual pages