dolfin team mailing list archive

["Martin Sandve Alnæs" <martinal@xxxxxxxxx>]

On Wed, Jan 7, 2009 at 3:09 PM, Garth N. Wells <gnw20@xxxxxxxxx> wrote:
>
>
> Anders Logg wrote:
>> On Wed, Jan 07, 2009 at 02:49:17PM +0100, Johan Hake wrote:
>>> On Wednesday 07 January 2009 14:28:09 Kent Andre wrote:
>>>> It seems to me that the problem is that I have created two different
>>>> FunctionSpaces that are actually the same and that the test
>>>> in Function is a pointer check.
>>>>
>>>> One could of course make a better check based on e.g. a signature.
>>>> This should be trivial to do. But I will end up with using
>>>> a bit more memory than needed. Is this an acceptable solution ?
>>> A check for the signature is not enough. Eventually we have to check for the
>>> meshes in the two files being the same too.
>>
>> Maybe we should add a signature() function for meshes also that
>> returns some kind of checksum for the mesh?
>>
>
> What's wrong with the approach that I presented? Just read the function
> and extract from the function the FunctionSpace and the mesh?
>
> Garth

Reading ten functions from file gives ten meshes in memory.

Martin