PetscObjectComposedDataGetRealstar#

retrieve PetscReal array data attached to a PetscObject with PetscObjectComposedDataSetRealstar()

Synopsis#

#include "petsc/private/petscimpl.h"
PetscErrorCode PetscObjectComposedDataGetRealstar(PetscObject obj, PetscInt id, PetscReal *data, PetscBool flag)

Not Collective

Input Parameters#

obj - the object from which data is to be retrieved
id - the identifier for the data

Output Parameters#

data - the data to be retrieved, a PetscReal array
flag - PETSC_TRUE if the data item exists and is valid, PETSC_FALSE otherwise

Notes#

The data and flag variables are inlined, so they are not pointers.

The length of the array accessed must be known, it is not available through this API.

See Also#

PetscObjectComposedDataSetInt(), PetscObjectComposedDataSetReal(), PetscObjectComposedDataGetReal(), PetscObjectComposedDataSetIntstar(), PetscObjectComposedDataSetIntstar(), PetscObjectComposedDataGetInt(), PetscObject, PetscObjectCompose(), PetscObjectQuery(), PetscObjectComposedDataSetRealstar()

Level#

developer

Location#

include/petsc/private/petscimpl.h

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