<div dir="ltr">Hi Elvis,<div><br></div><div>Regarding vtk.js, the video you shared wasn't based on vtk.js. But vtk.js does support mix of geometries and a volume. Although, right now, you can not mix volumes.</div><div><br></div><div>HTH,</div><div><br></div><div>Seb</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Feb 26, 2018 at 3:23 AM, Elvis Stansvik <span dir="ltr"><<a href="mailto:elvis.stansvik@orexplore.com" target="_blank">elvis.stansvik@orexplore.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">2018-02-26 10:06 GMT+01:00 Elvis Stansvik <<a href="mailto:elvis.stansvik@orexplore.com">elvis.stansvik@orexplore.com</a>><wbr>:<br>
> Hi folks,<br>
><br>
> I think I asked about support for rendering multiple overlapping<br>
> volumes a couple of years ago, but can't find the mail.<br>
><br>
> I just came across this wiki page from June last year:<br>
><br>
>     <a href="https://na-mic.org/wiki/Project_Week_25/Next_Generation_GPU_Volume_Rendering" rel="noreferrer" target="_blank">https://na-mic.org/wiki/<wbr>Project_Week_25/Next_<wbr>Generation_GPU_Volume_<wbr>Rendering</a><br>
><br>
> It mentions that "Multiple volume support is in development at<br>
> Kitware" and lists "Overlapping volumes - multiple inputs to mapper"<br>
> under "Work in progress".<br>
><br>
> I'm just curious if that work was continued or put on hold.<br>
<br>
</span>I should have checked Git history before sending this mail. I now found<br>
<br>
    <a href="https://gitlab.kitware.com/vtk/vtk/commit/a632f77e3fa955dbf17813a803ddae43a9675021" rel="noreferrer" target="_blank">https://gitlab.kitware.com/<wbr>vtk/vtk/commit/<wbr>a632f77e3fa955dbf17813a803ddae<wbr>43a9675021</a><br>
<br>
"Added support for multiple volume inputs in GPUVolumeRayCastMapper".<br>
<br>
This is fantastic news! I shall experiment with it ASAP.<br>
<span class="HOEnZb"><font color="#888888"><br>
Elvis<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
><br>
> I also found <a href="https://www.youtube.com/watch?time_continue=28&v=ML9_JWAz1kY" rel="noreferrer" target="_blank">https://www.youtube.com/watch?<wbr>time_continue=28&v=ML9_JWAz1kY</a><br>
> which shows a proof-of-concept in WebGL (uploaded by Steve Pieper).<br>
> Anyone know if the code for that experiment is available? Was it done<br>
> using/on top of VTK.js?<br>
><br>
> Best regards,<br>
> Elvis<br>
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