SDAGetCorners

Returns the global (x,y,z) indices of the lower left corner of the local region, excluding ghost points.

Synopsis

#include "petscda.h"   
PetscErrorCode PETSCDM_DLLEXPORT SDAGetCorners(SDA da,PetscInt *x,PetscInt *y,PetscInt *z,PetscInt *m,PetscInt *n,PetscInt *p)

Input Parameter

da -the distributed array

Output Parameters

x,y,z -the corner indices

   y and z are optional (used for 2D and 3D problems)

m,n,p -widths in the corresponding directions

   n and p are optional (used for 2D and 3D problems)

Note

Any of y, z, n, and p should be set to PETSC_NULL if not needed.

Keywords