petsc-3.7.7 2017-09-25
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DMGlobalToLocalBegin

 Begins updating local vectors from global vector

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
PetscErrorCode  DMGlobalToLocalBegin(DM dm,Vec g,InsertMode mode,Vec l)
Neighbor-wise Collective on DM

Input Parameters

dm - the DM object
g - the global vector
mode - INSERT_VALUES or ADD_VALUES
l - the local vector

See Also

DMCoarsen(), DMDestroy(), DMView(), DMCreateGlobalVector(), DMCreateInterpolation(), DMGlobalToLocalEnd(), DMLocalToGlobalBegin()

Level:beginner
Location:src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/dm/examples/tutorials/ex1.c.html
src/dm/examples/tutorials/ex3.c.html
src/dm/examples/tutorials/ex5.c.html
src/dm/examples/tutorials/ex7.c.html
src/dm/examples/tutorials/ex9.c.html
src/ksp/ksp/examples/tutorials/ex31.c.html
src/ksp/ksp/examples/tutorials/ex42.c.html
src/ksp/ksp/examples/tutorials/ex43.c.html
src/ksp/ksp/examples/tutorials/ex49.c.html
src/ksp/ksp/examples/tutorials/ex14f.F.html
src/snes/examples/tutorials/ex3.c.html