<div dir="ltr"><p class="gmail_msg" style="color:rgb(11,83,148);font-family:verdana,arial,sans-serif;margin:0px 0px 1.2em">Hello Shark,</p><p class="gmail_msg" style="color:rgb(11,83,148);font-family:verdana,arial,sans-serif;margin:0px 0px 1.2em">As of now, there are no plans of supporting the<span class="inbox-inbox-Apple-converted-space"> </span><code class="gmail_msg" style="font-size:0.95em;font-family:consolas,inconsolata,courier,monospace;margin:0px 0.15em;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(218,218,218);background-color:rgb(232,232,232);border-radius:3px;display:inline">vtkVolumeTextureMapper3D</code><span class="inbox-inbox-Apple-converted-space"> </span>with the OpenGL2 backend. Based on my understanding, the performance of 3D texture mapping (accumulating samples one texture slice at a time) vs ray casting (accumulating samples one ray at a time) would be similar when using hardware acceleration.</p><p class="gmail_msg" style="color:rgb(11,83,148);font-family:verdana,arial,sans-serif;margin:0px 0px 1.2em">For software rendering, you should try the<span class="inbox-inbox-Apple-converted-space"> </span><code class="gmail_msg" style="font-size:0.95em;font-family:consolas,inconsolata,courier,monospace;margin:0px 0.15em;padding:0px 0.3em;white-space:pre-wrap;border:1px solid rgb(218,218,218);background-color:rgb(232,232,232);border-radius:3px;display:inline">vtkFixedPointVolumeRayCastMapper</code>. It has been improved and optimized over the recent past. Another promising approach is using the<span class="inbox-inbox-Apple-converted-space"> </span><a href="https://blog.kitware.com/vtk-and-paraview-now-with-ray-traced-rendering/" class="gmail_msg" target="_blank">OSPRay</a><span class="inbox-inbox-Apple-converted-space"> </span>backend which leverages Intel’s<span class="inbox-inbox-Apple-converted-space"> </span><a href="http://www.ospray.org/" class="gmail_msg" target="_blank">OSPRay</a><span class="inbox-inbox-Apple-converted-space"> </span>ray tracing engine.</p><p class="gmail_msg" style="color:rgb(11,83,148);font-family:verdana,arial,sans-serif;margin:0px 0px 1.2em">Hope that helps.<br class="gmail_msg">Sankhesh</p><br><div class="gmail_quote"><div dir="ltr">On Mon, Mar 6, 2017 at 10:30 AM Shark <<a href="mailto:m.nunes@fratoria.com">m.nunes@fratoria.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hello,<br class="gmail_msg">
<br class="gmail_msg">
I have been having some issues with vtkVolumeTextureMapper3D. I see it has<br class="gmail_msg">
been deprecated, however it is still available if I use the old openGL.<br class="gmail_msg">
<br class="gmail_msg">
Since for software rendering with texture mapping is much faster than ray<br class="gmail_msg">
casting, I would like to know if you are planning to have a Volume Texture<br class="gmail_msg">
Mapper for openGL 2, or if there is actually a new one that I am not able to<br class="gmail_msg">
find.<br class="gmail_msg">
<br class="gmail_msg">
Best regards,<br class="gmail_msg">
Shark<br class="gmail_msg">
<br class="gmail_msg">
<br class="gmail_msg">
<br class="gmail_msg">
<br class="gmail_msg">
--<br class="gmail_msg">
View this message in context: <a href="http://vtk.1045678.n5.nabble.com/vtkVolumeTextureMapper3D-in-VTK-7-1-tp5742368.html" rel="noreferrer" class="gmail_msg" target="_blank">http://vtk.1045678.n5.nabble.com/vtkVolumeTextureMapper3D-in-VTK-7-1-tp5742368.html</a><br class="gmail_msg">
Sent from the VTK - Users mailing list archive at Nabble.com.<br class="gmail_msg">
_______________________________________________<br class="gmail_msg">
Powered by <a href="http://www.kitware.com" rel="noreferrer" class="gmail_msg" target="_blank">www.kitware.com</a><br class="gmail_msg">
<br class="gmail_msg">
Visit other Kitware open-source projects at <a href="http://www.kitware.com/opensource/opensource.html" rel="noreferrer" class="gmail_msg" target="_blank">http://www.kitware.com/opensource/opensource.html</a><br class="gmail_msg">
<br class="gmail_msg">
Please keep messages on-topic and check the VTK FAQ at: <a href="http://www.vtk.org/Wiki/VTK_FAQ" rel="noreferrer" class="gmail_msg" target="_blank">http://www.vtk.org/Wiki/VTK_FAQ</a><br class="gmail_msg">
<br class="gmail_msg">
Search the list archives at: <a href="http://markmail.org/search/?q=vtkusers" rel="noreferrer" class="gmail_msg" target="_blank">http://markmail.org/search/?q=vtkusers</a><br class="gmail_msg">
<br class="gmail_msg">
Follow this link to subscribe/unsubscribe:<br class="gmail_msg">
<a href="http://public.kitware.com/mailman/listinfo/vtkusers" rel="noreferrer" class="gmail_msg" target="_blank">http://public.kitware.com/mailman/listinfo/vtkusers</a><br class="gmail_msg">
</blockquote></div></div><div dir="ltr">-- <br></div><div data-smartmail="gmail_signature"><div dir="ltr"><div class="inbox-markdown-here-wrapper" style="font-family:'proza libre',sans-serif;color:rgb(0,56,107)"><h5 id="inbox-sankhesh-jhaveri" style="margin:1.3em 0px 1em;padding:0px;font-size:1.1em;border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:rgb(238,238,238);font-weight:bold;color:rgb(11,65,148)">Sankhesh Jhaveri</h5>
<h6 id="inbox--sr-research-development-engineer-kitware-http-www-kitware-com-518-881-4417" style="margin:1.3em 0px 1em;padding:0px;font-size:1em;color:rgb(11,83,148);font-family:'open sans',sans-serif;font-weight:normal"><em>Sr. Research & Development Engineer</em> | <a href="http://www.kitware.com/">Kitware</a> | (518) 881-4417</h6>
<div title="MDH:PGIgc3R5bGU9ImZvbnQtZmFtaWx5OiB2ZXJkYW5hLCBzYW5zLXNlcmlmOyBjb2xvcjogcmdiKDEx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" style="height:0px;width:0px;max-height:0px;max-width:0px;overflow:hidden;font-size:0em;padding:0px;margin:0px">​</div></div></div></div>