petsc-3.5.4 2015-05-23
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PetscLayoutReference

 Causes a PETSc Vec or Mat to share a PetscLayout with one that already exists. Used by Vec/MatDuplicate_XXX()

Synopsis

PetscErrorCode  PetscLayoutReference(PetscLayout in,PetscLayout *out)
Collective on PetscLayout

Input Parameter

in -input PetscLayout to be copied

Output Parameter

out -the reference location

Notes: PetscLayoutSetUp() does not need to be called on the resulting PetscLayout

If the out location already contains a PetscLayout it is destroyed

See Also

PetscLayoutCreate(), PetscLayoutDestroy(), PetscLayoutSetUp(), PetscLayoutDuplicate()

Level:developer
Location:src/vec/is/utils/pmap.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages