petsc-3.4.5 2014-06-29
PetscBagCreate
Create a bag of values
Synopsis
#include "petscbag.h"
PetscErrorCode PetscBagCreate(MPI_Comm comm, size_t bagsize, PetscBag *bag)
Collective on MPI_Comm
Input Parameters
| comm | - communicator to share bag
|
| bagsize | - size of the C structure holding the values
|
Output Parameter
bag -the bag of values
Notes
The size of the A struct must be small enough to fit in a PetscInt; by default
PetscInt is 4 bytes; this means a bag cannot be larger than 2 gigabytes in length.
The warning about casting to a shorter length can be ignored below unless your A struct is too large
See Also
PetscBag, PetscBagGetName(), PetscBagView(), PetscBagLoad(), PetscBagGetData()
PetscBagRegisterReal(), PetscBagRegisterInt(), PetscBagRegisterBool(), PetscBagRegisterScalar()
PetscBagSetFromOptions(), PetscBagCreate(), PetscBagDestroy(), PetscBagRegisterEnum()
Level:Intermediate
Location:src/sys/classes/bag/bag.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/sys/examples/tutorials/ex5.c.html
src/sys/examples/tutorials/ex5f90.F90.html
src/dm/examples/tutorials/ex7.c.html
src/snes/examples/tutorials/ex4.c.html
src/snes/examples/tutorials/ex7.c.html