[vtkusers] Estimate(Measure) volume of volume rendered data

[Mallikarjun K]

Yeah.Thank you Cory.I will try it.

With Kind Regards,
Mallikarjun
On May 10, 2016 6:56 PM, "Cory Quammen" <cory.quammen at kitware.com> wrote:

> Mallikarjun,
>
> Essentially, no. Volume rendering is a display technique - maybe one
> could theoretically formulate an equation to try to calculate the
> volume during ray casting, and it's an interesting academic exercise
> to imagine, but there are certainly better ways to do volume
> estimation. How do you account for fuzzy regions of the volume where
> the opacity is not 100%, for example?
>
> My suggestion would be to figure out what a good isocontour value is
> for your data set, extract a contour and use vtkMassProperties on the
> resulting triangle mesh.
>
> Cory
>
> On Tue, May 10, 2016 at 1:18 AM, Mallikarjun K <mallikarjun49 at gmail.com>
> wrote:
> > Hello All,
> > Is there any class in vtk to measure the volume of what is been volume
> > rendered?
> > I have seen vtkMassProperties class which estimates the volume of
> triangle
> > mesh, but don't know how to make use of this class to volume rendered
> data.
> >
> > Any pointers or examples would be greatly appreciated.
> >
> > Thanks in advancev
> > --
> > With Kind Regards:
> > Mallikarjun
> >
> >
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>
> --
> Cory Quammen
> R&D Engineer
> Kitware, Inc.
>
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