PetscFERefine

Create a “refined” PetscFE object that refines the reference cell into smaller copies.

Synopsis

#include "petscfe.h" 
PetscErrorCode PetscFERefine(PetscFE fe, PetscFE *feRef)

Collective

Input Parameter

• fe - The initial PetscFE

Output Parameter

• feRef - The refined PetscFE

Notes

This is typically used to generate a preconditioner for a higher order method from a lower order method on a refined mesh having the same number of dofs (but more sparsity). It is also used to create an interpolation between regularly refined meshes.

See Also

PetscFEType, PetscFECreate(), PetscFESetType()

Level

advanced

Location

src/dm/dt/fe/interface/fe.c

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Index of all FE routines
Table of Contents for all manual pages
Index of all manual pages