Thanks Favre, I am using my own code that creates Cartesian AMR based on Octree data-structure. Just one question though, what do you mean by "sources" ? Are you talking about specific example package from FLASH and Enzo or ParaView demos?
Thanks On Wed, Jun 9, 2010 at 1:19 PM, Favre Jean <[email protected]> wrote: > _____________________________ > From: [email protected] [[email protected]] On > Behalf Of Mohammad Mirzadeh [[email protected]] > Sent: Wednesday, June 09, 2010 9:47 PM > To: [email protected] > Subject: [Paraview] AMR and .VTM > > Dear all, > > I had a rather quick question. I am working with adaptive meshes and would > like to import them into paraview. So far I have been able to that with > unstructured datasets and .vtk files. The problem is that whenever I use > slice filter to see a cross-section of mesh, it triangulates the dataset and > I see triangles instead of blocks (I'm using Cartesian AMR). I was wondering > if this can be solved by using multiblock datasets and .vtm format. If so, > can anyone please lead me to a good tutorial on .vtm format? It seems I > cannot find a good one. > > ------------ > I do not know of any tutorial on AMR data for ParaView. But I can confirm > that the support for patch-based AMR works very well. > Are you using your own code, or a standard code such as FLASH, Enzo,..,? > > You should start by running an example from Sources. Use Hierarchical > Fractal, save it to disk and look at the output: It will look like that: > > <VTKFile type="vtkHierarchicalBoxDataSet" version="1.0" > byte_order="LittleEndian"> > <vtkHierarchicalBoxDataSet> > <Block level="0" refinement_ratio="0"> > > </Block> > <Block level="1" refinement_ratio="0"> > <DataSet index="0" amr_box="0 9 0 9 0 0" dimensionality="2" > file="foo/foo_0.vti"> > > etc.. > > For each level, the patch's index start at 0, the amr_box is the extents of > the grid in number of cells with respect to the current level. > There is a VTK API to write ImageFile data (*.vti files). You might want to > use that, and then write the wrapper code assembling all the patches from > your own program. > > ----------------- > Jean M. Favre > Swiss National Supercomputing Center > > ___________
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