dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

On 13/01/11 22:10, Johan Hake wrote:
> On Thursday January 13 2011 13:35:05 Garth N. Wells wrote:
>> On 13/01/11 21:30, Johan Hake wrote:
>>> Do you have plans to create a shared_ptr version of all methods receiving
>>> and returning a GenericFoo?
>>
>> Not just yet. I'm starting with BlockFoo because it's more explicit that
>> BlockFoo usually represent views.
>>
>> I had a go at fixing thins in SWIG, but the uBLAS matrix objects are
>> giving me trouble. Could you take a look?
> 
> The point is that none of the matrices or vectors in DOLFIN is stored using 
> shared_ptr. Do we want that? Then we need to add shared_ptr versions of all 
> methods? 

Do we have many? I don't see a presssing need to change other linear
algebra objects.

> I have tried to do this but unfortunately there are places we need to 
> update to get this going. 

BlockFoo is different from the other matrix and vector objects because
it's really just a holder of other objects. I can't see how we could
have a robust BlockFoo implementation without using shared pointers.

Garth

> It looked like the director implementation of for 
> example NonLinearProblem broke.
> 
> I think we shoudl wait with this...
> 
> Should 
> 
> 
>  
>> Garth
>>
>>> Johan
>>>
>>> On Thursday January 13 2011 13:22:28 noreply@xxxxxxxxxxxxx wrote:
>>>> ------------------------------------------------------------
>>>> revno: 5498
>>>> committer: Garth N. Wells <gnw20@xxxxxxxxx>
>>>> branch nick: dolfin-all
>>>> timestamp: Thu 2011-01-13 21:19:51 +0000
>>>>
>>>> message:
>>>>   More work on shared pointers in linear algebra.
>>>>
>>>> modified:
>>>>   demo/undocumented/block-matrix/cpp/main.cpp
>>>>   dolfin/la/BlockMatrix.cpp
>>>>   dolfin/la/BlockMatrix.h
>>>>   dolfin/la/BlockVector.cpp
>>>>   dolfin/la/BlockVector.h
>>>>   dolfin/swig/la_post.i
>>>>   dolfin/swig/la_pre.i
>>>>
>>>> --
>>>> lp:dolfin
>>>> https://code.launchpad.net/~dolfin-core/dolfin/main
>>>>
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>>>
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