[Paraview] Area integration on a part of a surface

[Ganesh Vijayakumar]

This is awesome. It works now!

Thanks a LOT Berk!

ganesh


On Wed, May 1, 2013 at 11:54 AM, Berk Geveci <berk.geveci at kitware.com>wrote:

> That's not how threshold works. Threshold includes cells as a whole or it
> does not. What you want is Clip using a scalar value (or 2 clips if you
> need upper and lower end clipping).
>
> Best,
> -berk
>
>
>
> On Wed, May 1, 2013 at 11:49 AM, Ganesh Vijayakumar <ganesh.iitm at gmail.com
> > wrote:
>
>> Dear Berk Geveci,
>>
>>  Thanks for replying.
>>
>>  My dataset is a surface dataset.
>>
>>  So if my threshold goes through one of the surface data faces, won't it
>> take just the area that it cuts through and neglect the part it doesn't
>> contain?
>>
>> ganesh
>>
>>
>> On Wed, May 1, 2013 at 10:48 AM, Berk Geveci <berk.geveci at kitware.com>wrote:
>>
>>> Hi Ganesh,
>>>
>>> I am not sure that I follow you. Is this a surface dataset or a volume?
>>> If it is a volume, you need to apply Extract Surface before you can
>>> integrate over it. If it is a surface, I would expect that the area would
>>> change if you change the value of the threshold and bring in more cells.
>>>
>>> Best,
>>> -berk
>>>
>>>
>>> On Tue, Apr 30, 2013 at 5:07 PM, Ganesh Vijayakumar <
>>> ganesh.iitm at gmail.com> wrote:
>>>
>>>> hi!
>>>>
>>>>   I'm interested in integrating over a part of an area on a surface.
>>>> Like here
>>>>
>>>> www.personal.psu.edu/guv106/paraviewIntegrateVariables.png
>>>>
>>>>   Now, I use thresholding on a variable that I compute using the Coords
>>>> on the surface to extract the specific area over which I want the integral.
>>>> The problem is the the area integral is extremely dependent on the details
>>>> of thresholding. If I change the thresholding just enough to include
>>>> another layer of cells in the original data, then the integral value
>>>> changes... else for any changes in the thresholding limits, the integral
>>>> does not change. And this is despite using Point data on the integral. Is
>>>> there anyway, I can get a smooth variation of the area integrals with the
>>>> change of thresholding limits? In other words, an actual area integral!
>>>>
>>>> ganesh
>>>>
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>>>
>>
>>
>> --
>> ganesh
>>
>
>


-- 
ganesh
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