PetscSFGetSubSF

Returns an SF for a specific subset of points. Leaves are re-numbered to reflect the new ordering

Synopsis

#include "petscdmnetwork.h"  
PetscErrorCode PetscSFGetSubSF(PetscSF mainsf, ISLocalToGlobalMapping map, PetscSF *subSF)

Collective

Input Parameters

• mainSF - the original SF structure

• map - a ISLocalToGlobal mapping that contains the subset of points

Output Parameter

• subSF - a subset of the mainSF for the desired subset.

Level

intermediate

Location

src/dm/impls/network/network.c

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