Gets a viewer appropriate for the type indicated by the user


#include "petscsys.h"
PetscErrorCode PetscOptionsViewer(const char opt[],const char text[],const char man[],PetscViewer *viewer,PetscViewerFormat *format,PetscBool *set)

Logically Collective on the communicator passed in PetscOptionsBegin()

Input Parameters#

  • opt - option name

  • text - short string that describes the option

  • man - manual page with additional information on option

Output Parameters#

  • viewer - the viewer

  • format - the PetscViewerFormat requested by the user, pass NULL if not needed

  • set - PETSC_TRUE if found, else PETSC_FALSE


Must be between a PetscOptionsBegin() and a PetscOptionsEnd()

See PetscOptionsGetViewer() for the format of the supplied viewer and its options

See Also#

PetscOptionsGetViewer(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(), PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsBool() PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsBool(), PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHeadBegin(), PetscOptionsStringArray(), PetscOptionsRealArray(), PetscOptionsScalar(), PetscOptionsBoolGroupBegin(), PetscOptionsBoolGroup(), PetscOptionsBoolGroupEnd(), PetscOptionsFList(), PetscOptionsEList()





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