[Dune] Creating a Grid

[Oliver Sander]

Hi Alex!
Please write such questions to the mailing list.

Do not include uggridfactory.hh directly.  Use dune/grid/uggrid.hh
for the UGGrid class and dune/grid/utility/structuredgridfactory.hh
for the StructuredGridFactory.

Best,
Oliver

Am 25.12.2010 10:52, schrieb Alex Evanovic:
> Just a small question again! Which header file should I include?
> Should it be |<dune/grid/uggrid/uggridfactory.hh 
> <http://www.dune-project.org/doc/doxygen/html/uggridfactory_8hh-source.html>>| 
> ?
>
> Regards,
> Alex
> _ _
>
> On Sat, Dec 25, 2010 at 9:23 AM, Oliver Sander <sander at mi.fu-berlin.de 
> <mailto:sander at mi.fu-berlin.de>> wrote:
>
>     Hi Alex!
>     Great to hear you are using Dune.  A structured cube UGGrid is
>     most easily
>     created using the StructuredGridFactory class (only available in
>     the svn --
>     not in dune 2.0).  Here is a code snippet:
>
>        const int dim = 3;
>        typedef UGGrid<dim> GridType;
>
>         FieldVector<double,dim> lowerLeft(0);
>         FieldVector<double,dim> upperRight(1);
>         array<unsigned int, dim> elements;
>         std::fill(elements.begin(), elements.end(), 10);
>
>         StructuredGridFactory<GridType> factory;
>         shared_ptr<GridType> grid =
>     factory.createSimplexGrid(lowerLeft, upperRight, elements);
>
>     You can write the grid into a VTK file using the following two lines:
>
>        VTKWriter<GridType::LeafGridView> vtkWriter(grid->leafView());
>        vtkWriter.write("my_filename");
>
>     BTW, what's your thesis about?
>
>     Best,
>     Oliver
>
>
>
>
>     Am 25.12.2010 08:52, schrieb Alex Evanovic:
>>     Hi,
>>
>>     I am Master's student, new to DUNE. I have just started my
>>     Master's Thesis using DUNE. I want to create a 3D grid of cubes
>>     using DUNE and then visualize it using Paraview with the
>>     VTKWriter. But I have no clue how to go about it. I read through
>>     the dune-grid-howto documentation and also went through the DGF
>>     Parser and stuff. But I am not sure which is the starting point.
>>
>>     Can someone be kind enough to suggest me how to create and
>>     visualize a grid in DUNE. Either by using the DGF Parser or with
>>     the UG Grid and then visualize the grid?
>>
>>     Thanks,
>>     Alex
>>
>>
>>     _______________________________________________
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>>        
>
>

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