<div dir="ltr"><div>Although the OpenVR module does use the notion of a physical to world transformation to map between meters in the VR room and the world coordinates.<br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr">On Mon, Nov 19, 2018 at 9:57 AM David E DeMarle <<a href="mailto:dave.demarle@kitware.com">dave.demarle@kitware.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">vtk itself is unitless. it is up to the application to keep track of that.<div><div><div dir="ltr" class="m_582958728669825242gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><br></div><div>David E DeMarle<br>Kitware, Inc.<br>Principal Engineer<br>21 Corporate Drive<br>Clifton Park, NY 12065-8662<br>Phone: 518-881-4909</div></div></div></div></div></div><br></div></div><br><div class="gmail_quote"><div dir="ltr">On Mon, Nov 19, 2018 at 9:53 AM Matthew Troke <<a href="mailto:matthew.troke@avalonholographics.com" target="_blank">matthew.troke@avalonholographics.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>What units are world dimensions in VTK? For example, if I create a cube that is 1.0 in width, is that considered to be 1 meter, 1 cm, etc? Or are they unitless and defined by the source data? I assume if you are loading in some type of medical data, units are important.</div><div><br></div><div>Matt</div><div><br></div><div>-- <br><div dir="ltr" class="m_582958728669825242m_-9054444179438004510gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><span style="color:rgb(0,0,0)">Matthew Troke</span></div><div><span style="color:rgb(0,0,0)">Software Engineer</span></div><div><img src="http://www.avalonholographics.com/img/logo.png" width="200" height="46"></div><div><span style="color:rgb(0,0,0)">Office: 1-709-701-0239</span></div><div><span style="color:rgb(0,0,0)">Email:</span> <a href="mailto:matthew.troke@avalonholographics.com" target="_blank">matthew.troke@avalonholographics.com</a></div></div></div></div></div></div></div>
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