petsc-3.6.4 2016-04-12
DMDAGetElements
Gets an array containing the indices (in local coordinates) of all the local elements
Synopsis
#include "petscdmda.h"
#undef __FUNCT__
#define __FUNCT__ "DMDAGetElements"
PetscErrorCode DMDAGetElements(DM dm,PetscInt *nel,PetscInt *nen,const PetscInt *e[])
Not Collective
Input Parameter
dm -the DM object
Output Parameters
| nel | - number of local elements
|
| nen | - number of element nodes
|
| e | - the local indices of the elements' vertices
|
Notes
Call DMDARestoreElements() once you have finished accessing the elements.
See Also
DMDAElementType, DMDASetElementType(), VecSetValuesLocal(), MatSetValuesLocal(), DMGlobalToLocalBegin(), DMLocalToGlobalBegin()
Level:intermediate
Location:src/dm/impls/da/dagetelem.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/dm/examples/tutorials/ex5.c.html
src/ksp/ksp/examples/tutorials/ex31.c.html
src/ts/examples/tutorials/ex23.c.html