petsc-3.9.4 2018-09-11
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PetscDSGetAdjacency

Returns the flags for determining variable influence

Synopsis

#include "petscds.h" 
PetscErrorCode PetscDSGetAdjacency(PetscDS prob, PetscInt f, PetscBool *useCone, PetscBool *useClosure)
Not collective

Input Parameters

prob - The PetscDS object
f - The field number

Output Parameter

useCone - Flag for variable influence starting with the cone operation
useClosure - Flag for variable influence using transitive closure

Note: See the discussion in DMPlexGetAdjacencyUseCone() and DMPlexGetAdjacencyUseClosure()

See Also

PetscDSSetAdjacency(), DMPlexGetAdjacencyUseCone(), DMPlexGetAdjacencyUseClosure(), PetscDSSetDiscretization(), PetscDSAddDiscretization(), PetscDSGetNumFields(), PetscDSCreate()

Level

developer

Location

src/dm/dt/interface/dtds.c
Index of all DT routines
Table of Contents for all manual pages
Index of all manual pages