[vtkusers] vtk.js volumeController transferFunctions

[Sebastien Jourdain]

Yes but I think it will still be too late. That's why having an option to
refresh that list in the UI will be needed. Unless we compute it at
instantiation time.

On Mon, Sep 24, 2018 at 9:30 AM Richard Frank <rickfrank at me.com> wrote:

> Ah I see, and I will have to add my presets before the volume corner loads
> them, it would seem, is that correct?
>
> Thanks
>
> Rick
>
> Sent from my iPad
>
> On Sep 24, 2018, at 11:23 AM, Sebastien Jourdain <
> sebastien.jourdain at kitware.com> wrote:
>
>
> https://github.com/Kitware/vtk-js/blob/master/Sources/Rendering/Core/ColorTransferFunction/ColorMaps.js#L25-L46
>
> On Mon, Sep 24, 2018 at 9:21 AM Richard Frank <rickfrank at me.com> wrote:
>
>> I do t see the methods to add presets ( sorry if I missed it, C++ guy
>> still getting up to speed on JS)....
>>
>> Can you point me to them?
>>
>> Thanks,
>>
>> Rick
>>
>> Sent from my iPad
>>
>> On Sep 24, 2018, at 10:27 AM, Sebastien Jourdain <
>> sebastien.jourdain at kitware.com> wrote:
>>
>> I'm guessing you are talking about the LookupTable preset which are used
>> here to fill that list only once.
>>
>> https://github.com/Kitware/vtk-js/blob/master/Sources/Interaction/UI/VolumeController/index.js#L15
>>
>> To adjust its content just create an alias in you application to override
>> the imported file to be what you want.
>>
>> Or add methods do allow dynamic re-computation of that list (on the UI
>> side) since we already have methods to add or remove presets.
>>
>> On Sun, Sep 23, 2018 at 4:16 PM Richard Frank via vtkusers <
>> vtkusers at public.kitware.com> wrote:
>>
>>> Hi,
>>>
>>> Is there a way to modify the list of transfer functions in the
>>> volumeController?
>>>
>>> We'd like to at least add our own to the list...
>>>
>>> Thanks
>>>
>>> Rick
>>>
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