[Dune] Questions about the grid parts.

[Oliver Sander]

Thanks!
I must admit, though, that I didn't understand what a
HierarchicIndexSet is.  Is there some documentation for it
somewhere?

--
Oliver

Robert Kloefkorn wrote:

>Hi Oli,
>
>  
>
>>a) What does the HierarchicGridPart do, as opposed to the
>>   LeafGridPart?  They seem to have identical documentation.
>>    
>>
>
>Returns a grid part using the hierarchic index (AlbertaGrid and ALUGrid)
>or the LeafIndexSet (all other grids). The HierarchicIndexSet is
>identical to the local id set plus size method.
>
>  
>
>>b) LeafGridParts have a method level().  I wonder what the
>>   design decision was to include that.
>>    
>>
>
>All GridParts have the same Interface. In case of LeafGridPart maxLevel
>is returned. It would be better to return -1 to indicate the leaf level.
>
>  
>
>>c) The LeafGridPartTraits class doesn't return the grids
>>   leaf index set type, when asked for the appropriate index
>>   set type, but a WrappedLeafIndexSet<GridType>.  What
>>   is that?
>>    
>>
>
>Like the name says, a wrapper class that provides exactly the
>functionality of the LeafIndexSet plus some dummy functionality to
>compile or adaptive code for the default grid index sets.
>
>Cheers
>
>R
>
>  
>


-- 
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* Oliver Sander                ** email: sander at mi.fu-berlin.de        *
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