<div dir="ltr">I am enabling off screen rendering by calling SetOffScreenRendering(1) on the vtkRenderWindow. Should I be using osmesa? I can create a standalone example to reproduce if needed.<div><br></div><div>Chris</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 25, 2014 at 7:21 AM, Aashish Chaudhary <span dir="ltr"><<a href="mailto:aashish.chaudhary@kitware.com" target="_blank">aashish.chaudhary@kitware.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">No problem. How did you enable the offscreen? Can you post your code somewhere? <div><br></div><div>Thanks,</div><div>Aashish</div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 25, 2014 at 8:05 AM, Chris Hafey <span dir="ltr"><<a href="mailto:chafey@gmail.com" target="_blank">chafey@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi Aashish,<div> Forgive my ignorance but I don't know much about osmesa or whether I am using it. I am using VTK as built by homebrew and don't see any options related to osmesa. I have not installed osmesa on the machine. No errors or warnings are issued on the console.</div><span><font color="#888888"><div><br></div><div>Chris</div></font></span></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Sep 25, 2014 at 6:46 AM, Aashish Chaudhary <span dir="ltr"><<a href="mailto:aashish.chaudhary@kitware.com" target="_blank">aashish.chaudhary@kitware.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hi Chris, </div><div><br></div>Are you using osmesa for the offscreen rendering? Are you getting any error on the console? <div><br></div><div>Thanks</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On Thu, Sep 25, 2014 at 7:32 AM, Chris Hafey <span dir="ltr"><<a href="mailto:chafey@gmail.com" target="_blank">chafey@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr"><span style="font-family:arial,sans-serif;font-size:13px">VTK 6.1.0</span><div style="font-family:arial,sans-serif;font-size:13px">Mac OS X Mavericks 10.9.5</div><div style="font-family:arial,sans-serif;font-size:13px">Macbook Pro 2012 Retina with nVidia GeForce GT 650M 1024 MB</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">My program uses VTK to do off screen volume rendering of medical images. I suspect this is a bug in VTK and not my software because:</div><div style="font-family:arial,sans-serif;font-size:13px">1) GPURenderMode works fine on Windows (both in a VM running on same Mac and on two other Windows 7 boxes with an nVidia GPUs)</div><div style="font-family:arial,sans-serif;font-size:13px">2) RayCastRenderMode works fine on Mac OS X</div><div style="font-family:arial,sans-serif;font-size:13px">3) TextureRenderMode works fine on Mac OS X</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">I tried searching the mailing list and google and couldn't find anything. The rendering code is about as basic as it can be - it simply sets the color, opacity, clip planes and matrix. Any ideas on what I might be doing wrong or how I can debug?</div><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">Thanks</div><span><font color="#888888"><div style="font-family:arial,sans-serif;font-size:13px"><br></div><div style="font-family:arial,sans-serif;font-size:13px">Chris Hafey</div><div style="font-family:arial,sans-serif;font-size:13px"></div></font></span></div>
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<br></blockquote></div><span><font color="#888888"><br><br clear="all"><div><br></div>-- <br><div dir="ltr"><font face="trebuchet ms, sans-serif"><i>| Aashish Chaudhary <br>| Technical Leader <br>| Kitware Inc. <br></i></font><div><i><font face="trebuchet ms, sans-serif">| </font><a href="http://www.kitware.com/company/team/chaudhary.html" target="_blank">http://www.kitware.com/company/team/chaudhary.html</a></i></div></div>
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</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div dir="ltr"><font face="trebuchet ms, sans-serif"><i>| Aashish Chaudhary <br>| Technical Leader <br>| Kitware Inc. <br></i></font><div><i><font face="trebuchet ms, sans-serif">| </font><a href="http://www.kitware.com/company/team/chaudhary.html" target="_blank">http://www.kitware.com/company/team/chaudhary.html</a></i></div></div>
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