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[HG DOLFIN] Use generalised gather in DirichletBC.

 

One or more new changesets pushed to the primary dolfin repository.
A short summary of the last three changesets is included below.

changeset:   6820:10d69c8d7956de6d181a8a266bd672d36a8aa56e
tag:         tip
user:        "Garth N. Wells <gnw20@xxxxxxxxx>"
date:        Thu Aug 20 17:50:06 2009 +0100
files:       demo/pde/nonlinear-poisson/cpp/main.cpp dolfin/ale/HarmonicSmoothing.cpp dolfin/fem/DirichletBC.cpp dolfin/la/PETScVector.cpp
description:
Use generalised gather in DirichletBC.


changeset:   6819:ee9bb522a9b8e556241f7c4b1eec574f505a999f
user:        "Garth N. Wells <gnw20@xxxxxxxxx>"
date:        Thu Aug 20 16:02:22 2009 +0100
files:       dolfin/function/Function.cpp dolfin/la/GenericVector.h dolfin/la/PETScVector.cpp dolfin/la/PETScVector.h
description:
Make PETScVector::get(double*, uint, const uint*) const retrieve values across processes.

This function is inevitably expensive, even if most entries live on the local process. It should be called for as large blocks as possible.

Add function PETScVector::get_local(.....). This function is more efficient and can be called when you're sure that the entries reside on the local process.


changeset:   6818:7291675e5f91477570ea389559cee54acae49a24
user:        "Garth N. Wells <gnw20@xxxxxxxxx>"
date:        Thu Aug 20 14:52:16 2009 +0100
files:       demo/pde/elastodynamics/cpp/ElastoDynamics.ufl demo/pde/elastodynamics/cpp/main.cpp dolfin/la/EpetraVector.cpp dolfin/la/EpetraVector.h dolfin/la/GenericVector.h dolfin/la/MTL4Vector.cpp dolfin/la/MTL4Vector.h dolfin/la/PETScVector.cpp dolfin/la/PETScVector.h dolfin/la/Vector.h dolfin/la/uBLASVector.cpp dolfin/la/uBLASVector.h
description:
Some const fixes in GenericVector.

Add warning when set/get(double) are called on distributed vectors.

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