petsc-3.14.6 2021-03-30
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PetscObjectGetOptions

 Gets the options database used by the object. Call immediately after creating the object.

Synopsis

#include "petscsys.h"    
PetscErrorCode  PetscObjectGetOptions(PetscObject obj,PetscOptions *options)
Collective on PetscObject

Input Parameter

obj - any PETSc object, for example a Vec, Mat or KSP.

Output Parameter

options - the options database

Notes

if this is not called the object will use the default options database

See Also

PetscOptionsCreate(), PetscOptionsDestroy(), PetscObjectSetOptionsPrefix(), PetscObjectAppendOptionsPrefix(), PetscObjectPrependOptionsPrefix(),
PetscObjectGetOptionsPrefix(), PetscObjectSetOptions()

Level

advanced

Location

src/sys/objects/prefix.c
Index of all Sys routines
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Index of all manual pages