Johan Hake wrote:
> On Saturday 17 October 2009 21:08:14 Garth N. Wells wrote:
>> Garth N. Wells wrote:
>>> DOLFIN wrote:
>>>> One or more new changesets pushed to the primary dolfin repository.
>>>> A short summary of the last three changesets is included below.
>>>>
>>>> changeset: 7378:e5c921e0293a
>>>> tag: tip
>>>> user: "Johan Hake <h...@simula.no>"
>>>> date: Sat Oct 17 15:45:36 2009 +0200
>>>> files: site-packages/dolfin/function.py
>>>> site-packages/dolfin/functionspace.py description:
>>>> Make Mixed FunctionSpace access more consistant.
>>>> - All methods are now defined in FunctionSpaceBase.
>>>> - We now do not save any spaces in MixedFunctionSpace
>>> This change broke my code. See below.
>> Seems that the problem arises with spaces which are restricted,
>>
>> V = FunctionSpace(mesh, "CG", 1, "facet")
>
> This is an error in the generated FFC code.
>
> ufc::finite_element::signature()
>
> should return a string that can be executed in a ufl namespace and then
> generate the corresponding ufl.FiniteElement.
>
> For a restricted element the signature returns:
>
> "FiniteElement('Lagrange', 'triangle', 1)|_{<interval of degree 1>}"
>
> where it should return:
>
> "ElementRestriction(FiniteElement('Lagrange', Cell('triangle', 1,
> Space(2)), 1), Cell('interval', 1, Space(1)))"
>
If I look at the generated code in Poisson.h (the DOLFIN demo), the
signature is
"FiniteElement('Lagrange', 'triangle', 1)"
so the restricted one looks consistent to me. How does PyDOFLIN use the
signature?
Garth
> Johan
>
>> Garth
>>
>>> Garth
>>>
>>> File "solver.py", line 96, in solve
>>> (uhat, uu) = Uh.split()
>>> File
>>> "/home/garth/code/fenics/dolfin/dolfin-all/local/lib/python2.6/site-packa
>>> ges/dolfin/function.py", line 150, in split
>>> return tuple(self._sub(i,deepcopy) for i in
>>> xrange(self._V.num_sub_spaces()))
>>> File
>>> "/home/garth/code/fenics/dolfin/dolfin-all/local/lib/python2.6/site-packa
>>> ges/dolfin/function.py", line 150, in <genexpr>
>>> return tuple(self._sub(i,deepcopy) for i in
>>> xrange(self._V.num_sub_spaces()))
>>> File
>>> "/home/garth/code/fenics/dolfin/dolfin-all/local/lib/python2.6/site-packa
>>> ges/dolfin/function.py", line 135, in _sub
>>> return Function(self, i)
>>> File
>>> "/home/garth/code/fenics/dolfin/dolfin-all/local/lib/python2.6/site-packa
>>> ges/dolfin/function.py", line 80, in __init__
>>> self._V = V.sub(i)
>>> File
>>> "/home/garth/code/fenics/dolfin/dolfin-all/local/lib/python2.6/site-packa
>>> ges/dolfin/functionspace.py", line 88, in sub
>>> return FunctionSpaceFromCpp(cpp.SubSpace(self,i))
>>> File
>>> "/home/garth/code/fenics/dolfin/dolfin-all/local/lib/python2.6/site-packa
>>> ges/dolfin/functionspace.py", line 101, in __init__
>>> self._ufl_element = eval(cppV.element().signature(), ufl.__dict__)
>>> File "<string>", line 1
>>> FiniteElement('Lagrange', 'triangle', 1)|_{<interval of degree 1>}
>>>
>>>> changeset: 7377:40cca61143c6
>>>> user: "Garth N. Wells <gn...@cam.ac.uk>"
>>>> date: Sat Oct 17 13:24:47 2009 +0100
>>>> files: dolfin/mesh/SubDomain.h
>>>> description:
>>>> Small formatting fix.
>>>>
>>>>
>>>> changeset: 7376:8ee974ed5f7e
>>>> user: Anders Logg <l...@simula.no>
>>>> date: Sat Oct 17 00:05:34 2009 +0200
>>>> files: dolfin/function/Function.cpp
>>>> description:
>>>> Remove unnecessary lines in Function::eval noted by Marc S.
>>>>
>>>> ----------------------------------------------------------------------
>>>> For more details, visit http://www.fenics.org/hg/dolfin
>>>> _______________________________________________
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