petsc-master 2019-10-16
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VecTaggerComputeIS

Use a VecTagger context to tag a set of indices based on a vector's values

Synopsis

#include "petscvec.h" 
PetscErrorCode VecTaggerComputeIS(VecTagger tagger,Vec vec,IS *is)
Collective on VecTagger

Input Aguments

tagger - the VecTagger context
vec - the vec to tag

Output Arguments

IS -a list of the indices tagged by the tagger, i.e., if the number of local indices will be n / bs, where n is VecGetLocalSize() and bs is VecTaggerGetBlockSize().

See Also

VecTaggerComputeBoxes()

Level

advanced

Location

src/vec/vec/utils/tagger/interface/tagger.c

Examples

src/vec/vec/utils/tagger/examples/tutorials/ex1.c.html
src/ts/examples/tutorials/ex11.c.html

Implementations

VecTaggerComputeIS_And in src/vec/vec/utils/tagger/impls/and.c
VecTaggerComputeIS_Or in src/vec/vec/utils/tagger/impls/or.c

Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages