PetscDSSetFromOptions

sets parameters in a PetscDS from the options database

Synopsis

#include "petscds.h" 
PetscErrorCode PetscDSSetFromOptions(PetscDS prob)

Collective

Input Parameter

• prob - the PetscDS object to set options for

Options Database Keys

• -petscds_type type - set the PetscDS type

• -petscds_view viewer_specification - view the PetscDS at the end of this call, see PetscOptionsCreateViewer() for the format of viewer_specification

• -petscds_jac_pre (true|false) - turn formation of a separate Jacobian preconditioner on or off

• -bc_NAME ids - comma separated list of label ids for the boundary condition NAME

• -bc_NAME_comp comps - comma separated list of field components to constrain for the boundary condition NAME

See Also

PetscDS, PetscDSView(), PetscOptionsCreateViewer()

Level

intermediate

Location

src/dm/dt/interface/dtds.c

Examples

src/ts/tutorials/ex48.c
src/ts/tutorials/ex11.c

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