[Paraview-developers] FW: [EXTERNAL] Re: [Paraview] Opacity editor with log scale

[Cory Quammen]

Yep. https://gitlab.kitware.com/paraview/paraview/issues/14560

On Tue, Sep 12, 2017 at 6:46 PM, Scott, W Alan <wascott at sandia.gov> wrote:
> Do we have a bug for this function hole yet?  I didn't see one...
>
> Alan
>
> -----Original Message-----
> From: ParaView [mailto:paraview-bounces at paraview.org] On Behalf Of Utkarsh Ayachit
> Sent: Friday, September 8, 2017 5:38 AM
> To: Hahn, Steven E. <hahnse at ornl.gov>
> Cc: ParaView <paraview at paraview.org>
> Subject: [EXTERNAL] Re: [Paraview] Opacity editor with log scale
>
> Steven,
>
> That's done so because the opacity mapping doesn't support log scale yet.
>
> Utkarsh
>
> On Thu, Sep 7, 2017 at 6:28 PM, Hahn, Steven E. <hahnse at ornl.gov> wrote:
>> Hi,
>>
>>
>>
>> I noticed that when “Use log scale when mapping data to colors” is
>> selected, the color opacity editor isn’t being rescaled to reflect
>> this. In the attached screenshot only the red portion of the color map
>> is visible in the editor, suggesting the x axis remains linear. In
>> contrast, the color legend rescales so that while the values change, colors stay the same.
>>
>>
>>
>> Would it be more intuitive for the opacity editor to behave more like
>> the color legend? Or is keeping the color map linear in the opacity
>> editor by design?
>>
>>
>>
>> Best,
>>
>> Steven
>>
>>
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>
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-- 
Cory Quammen
Staff R&D Engineer
Kitware, Inc.