[vtkusers] Incorrect rendering of polygonal data intermixed with volumes with depth peeling.

Aashish Chaudhary aashish.chaudhary at kitware.com
Wed Feb 28 09:40:58 EST 2018


Chris,

We will looking at this and the other bug (clipping bug) soon. Thanks for
reporting this.

- aashish

On Sun, Feb 25, 2018 at 10:16 PM, gohlinchia <gohlinchia at gmail.com> wrote:

> Hi,
>
> Has anyone encountered the problem of incorrect rendering of completely
> transparent polygonal surface meshes intermixed with ray cast volumes, when
> depth peeling is activated? The final rendered scene shows an outline of
> the
> polygonal meshes even though they are supposedly totally transparent
> (opacity value of 0.0). This happens when depth peeling for volumes is
> activated. Please take a look at the following attached images:
>
> <http://vtk.1045678.n5.nabble.com/file/t342340/Polygonal_
> mesh_and_volume_with_depth_peeling_%28correct%29.png>
>
> <http://vtk.1045678.n5.nabble.com/file/t342340/Transparent_
> polygonal_mesh_and_volume_with_depth_peeling_%28wrong%29.png>
>
> <http://vtk.1045678.n5.nabble.com/file/t342340/Transparent_
> polygonal_mesh_and_volume_without_depth_peeling_%28correct%29.png>
>
> We are using the OpenGL2 backend in VTK 8.1.0.
>
> Thanks.
>
>
>
> -----
> Chris
> --
> Sent from: http://vtk.1045678.n5.nabble.com/VTK-Users-f1224199.html
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-- 



*| Aashish Chaudhary | Technical Leader         | Kitware Inc.            *
*| http://www.kitware.com/company/team/chaudhary.html
<http://www.kitware.com/company/team/chaudhary.html>*
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