DMStagGetIsFirstRank#
get boolean value for whether this rank is first in each direction in the rank grid
Synopsis#
PetscErrorCode DMStagGetIsFirstRank(DM dm, PetscBool *isFirstRank0, PetscBool *isFirstRank1, PetscBool *isFirstRank2)
Not Collective
Input Parameter#
dm - the
DMSTAGobject
Output Parameters#
isFirstRank0 - whether this rank is first in the x direction
isFirstRank1 - whether this rank is first in the y direction
isFirstRank2 - whether this rank is first in the z direction
Note#
Arguments corresponding to higher dimensions are ignored for 1D and 2D grids. These arguments may be set to NULL in this case.
See Also#
DMSTAG: Staggered, Structured Grid, DMSTAG, DMStagGetIsLastRank()
Level#
intermediate
Location#
Examples#
src/dm/impls/stag/tutorials/ex1.c
Index of all DMStag routines
Table of Contents for all manual pages
Index of all manual pages