PetscLayoutCreate#

Allocates PetscLayout object

Synopsis#

#include "petscis.h" 
PetscErrorCode PetscLayoutCreate(MPI_Comm comm, PetscLayout *map)

Collective

Input Parameter#

  • comm - the MPI communicator

Output Parameter#

Notes#

Typical calling sequence

Alternatively,

      PetscLayoutCreateFromSizes(comm,n,N,bs,&layout);

Optionally use any of the following

The PetscLayout object and methods are intended to be used in the PETSc Vec and Mat implementations; it is often not needed in user codes unless you really gain something in their use.

See Also#

PetscLayout, PetscLayoutSetLocalSize(), PetscLayoutSetSize(), PetscLayoutGetSize(), PetscLayoutGetLocalSize(), PetscLayout, PetscLayoutDestroy(), PetscLayoutGetRange(), PetscLayoutGetRanges(), PetscLayoutSetBlockSize(), PetscLayoutGetBlockSize(), PetscLayoutSetUp(), PetscLayoutCreateFromSizes()

Level#

advanced

Location#

src/vec/is/utils/pmap.c

Examples#

src/ksp/ksp/tutorials/ex85.c


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