[Paraview] Fwd: multivariate transfer function?

[Samuel Key]

Dale--

Try typing "v" This should pop-up a panel that will let you select a 
datum subset.

Hope this helps.

--Sam


On 1/14/2018 5:24 PM, Dale Braden wrote:
> Hello,
>
> Having looked at the docs and explored the UI, I can't tell whether 
> Paraview can do what I want.  I have some scalar field data on a 
> regular grid.  I import that into Paraview and then use the Gradient 
> filter to calculate the gradient of this data.  Now what I want to do 
> is query both of these data sets and plot the scalar field data only 
> if it falls within a certain range of values AND its gradient also 
> falls within a certain range.  I can imagine doing this either by 
> writing a filter to create a third data set which contains only those 
> points which pass the test, but neither the Calculator nor the Custom 
> Filter seem to let me do that.  Or I could create the plot more 
> directly by creating a multivariate transfer function, but I can't 
> find any way to do that in the UI.  Can Paraview do this kind of thing 
> from within the UI?
>
> Eventually I will want to add the Laplacian and be able to query all 3 
> field properties in order to determine what to plot, but for now I 
> thought I would work on the simpler 2-variable case.
>
> Dale
>
>
>
>
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