petsc-3.14.1 2020-11-03
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PetscDSSelectDiscretizations

Copy discretizations to the new problem with different field layout

Synopsis

#include "petscds.h" 
PetscErrorCode PetscDSSelectDiscretizations(PetscDS prob, PetscInt numFields, const PetscInt fields[], PetscDS newprob)
Not collective

Input Parameter

prob - The PetscDS object
numFields - Number of new fields
fields - Old field number for each new field

Output Parameter

newprob - The PetscDS copy

See Also

PetscDSSelectEquations(), PetscDSCopyBoundary(), PetscDSSetResidual(), PetscDSSetJacobian(), PetscDSSetRiemannSolver(), PetscDSSetBdResidual(), PetscDSSetBdJacobian(), PetscDSCreate()

Level

intermediate

Location

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