Actual source code: vseqcr.c

petsc-3.5.1 2014-08-06
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  2: /*
  3:    Implements the sequential vectors.
  4: */

  6: #include <../src/vec/vec/impls/dvecimpl.h>          /*I  "petscvec.h"   I*/

 10: /*@
 11:    VecCreateSeq - Creates a standard, sequential array-style vector.

 13:    Collective on MPI_Comm

 15:    Input Parameter:
 16: +  comm - the communicator, should be PETSC_COMM_SELF
 17: -  n - the vector length

 19:    Output Parameter:
 20: .  V - the vector

 22:    Notes:
 23:    Use VecDuplicate() or VecDuplicateVecs() to form additional vectors of the
 24:    same type as an existing vector.

 26:    Level: intermediate

 28:    Concepts: vectors^creating sequential

 30: .seealso: VecCreateMPI(), VecCreate(), VecDuplicate(), VecDuplicateVecs(), VecCreateGhost()
 31: @*/
 32: PetscErrorCode  VecCreateSeq(MPI_Comm comm,PetscInt n,Vec *v)
 33: {

 37:   VecCreate(comm,v);
 38:   VecSetSizes(*v,n,n);
 39:   VecSetType(*v,VECSEQ);
 40:   return(0);
 41: }