petsc-3.13.6 2020-09-29
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ISCompressIndicesGeneral

 convert the indices into block indices Input Parameters: + n - maximum possible length of the index set . nkeys - expected number of keys when PETSC_USE_CTABLE . bs - the size of block . imax - the number of index sets - is_in - the non-blocked array of index sets

Synopsis

#include "petscis.h"  
PetscErrorCode  ISCompressIndicesGeneral(PetscInt n,PetscInt nkeys,PetscInt bs,PetscInt imax,const IS is_in[],IS is_out[])

Output Parameter

is_out -the blocked new index set

See Also

ISExpandIndicesGeneral()

Level

intermediate

Location

src/vec/is/is/utils/isblock.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages