[Paraview] Getting data into Paraview to build 3D volume

[Massimo Di Stefano]

Hi

Grass gis

http://grass.itc.it/

it have a nice command to export voxel data into paraview :

http://grass.itc.it/gdp/html_grass63/r3.out.vtk.html


regards,

Massimo Di Stefano


On Aug 3, 2008, at 6:00 PM, paraview-request at paraview.org wrote:

> Hello Dominik
>
> Thanks for the suggestion. I have seen various variants on the  
> netCDF importer but all require the paraview source code to be  
> compiled, not something I do personally. The problem with netCDF is  
> that you end up dealing with two variants, one which only accepts a  
> single variable like XYZ where z would be say elevation, and in  
> effect you have a 2D layer. The other variant is based on the COARDS  
> convention and allows multiple layers and variables to be built in  
> to netCDF - this is not so easy to construct.
>
> It does seem that Paraview is great if you can get your data into a  
> suitable format, otherwise it seems to be a lot of effort. In that  
> respect, I do feel that having more generic import options, and a  
> built in netCDF option, would be a big benefit to users,  
> particularly working in geophysics.
>
>> From reading the details on netCDF COARDS, writing a CDL file is  
>> the way of simplifying the construction of a multi-scalar netCDF  
>> volume, but clearly involves a lot of extra manipulation.
>
> The thing to really ask is if you have a file giving a position in  
> the data volume (XYZ) and one or more scalar values at the given  
> position, in an ascii file (e.g. CSV) is there a simple way of  
> getting the data into Paraview as a true volume dataset?

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