[Paraview] [EXTERNAL] Fwd: Volume rendering with RGBA data

[Utkarsh Ayachit]

As a side note, this is indeed going to be supported by the upcoming
changes to upgrade VTK's rendering pipeline to use OpenGL 2 features
(Aashish, please correct me if I am wrong).

Utkarsh

On Mon, Feb 23, 2015 at 4:28 PM, Scott, W Alan <wascott at sandia.gov> wrote:
> Ruq,
>
> Volume rendering vectors appears to have multiple bugs.  And you are correct
> – volume rendering a non map scalar vector appears to turn on map scalars.
>
> I wrote up bugs.
>
>
>
> http://www.paraview.org/Bug/view.php?id=15340
>
> http://www.paraview.org/Bug/view.php?id=15339
>
>
>
> I marked a duplicate, 14242, as targeted for PV 4.4.
>
>
>
>
>
> Alan
>
>
>
> From: ParaView [mailto:paraview-bounces at paraview.org] On Behalf Of Xu,
> Ruqing
> Sent: Sunday, February 22, 2015 4:24 PM
> To: paraview at paraview.org
> Subject: [EXTERNAL] [Paraview] Fwd: Volume rendering with RGBA data
>
>
>
> Hello,
>
>
>
> I'm displaying my simple 3D data set on a structured grid. With a
> 4-component unsigned integer vector on each point, and after turning off the
> "map scalar" option in the displays, I have been able to present my data
> with the given RGBA values in the "surface" or "points" mode. In the
> "volume" mode, however, this breaks down and the colors & opacity are still
> mapped from the individual components of the 4-vectors as scalars.
>
> Am I missing anything? Or is this a known issue? I'm using ParaView 4.3.1,
> Thanks.
>
> -Ruq
>
>
>
>
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