When set like this<div><span class="Apple-style-span" style="font-family: verdana, geneva; font-size: 12px; border-collapse: collapse; "><br></span></div><div><span class="Apple-style-span" style="font-family: verdana, geneva; font-size: 12px; border-collapse: collapse; ">m_vtkMIPVolumeMapper->SetBlendModeToMaximumIntensity(); //Max Mip</span></div>
<div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px;"><br></span></font></div><div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px;">Only maximum values from the input volume(though input contains negative values) are considered for mapping. </span></font></div>
<div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px; ">All </span><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px; ">negative</span><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px; "> values are ignored because they are not maximum values when compared to the other positive values.</span></font></div>
<div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px;"><br></span></font></div><div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px;">If you want your output to contain all the maximum values (irrespective of the sign of the data), I think, you have to implement your own ray-casting algorithm.</span></font></div>
<div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px;"><br></span></font></div><div><font class="Apple-style-span" face="verdana, geneva" size="3"><span class="Apple-style-span" style="border-collapse: collapse; font-size: 12px;"><br>
</span></font><br><div class="gmail_quote">On Wed, Aug 25, 2010 at 4:34 PM, Kevin H. Hobbs <span dir="ltr"><<a href="mailto:hobbsk@ohiou.edu">hobbsk@ohiou.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im"> On 08/25/2010 06:47 AM, Andreas Brüning wrote:<br>
> What i am doing wrong or is there another way to get the image?<br>
<br>
<br>
<br>
</div> // Window to Image<br>
vtkWindowToImageFilter * win_2_image<br>
= vtkWindowToImageFilter::New();<br>
win_2_image->SetInput( render_window );<br>
<br>
<br>
<br>
See :<br>
<br>
<a href="http://www.vtk.org/doc/nightly/html/classvtkWindowToImageFilter.html" target="_blank">http://www.vtk.org/doc/nightly/html/classvtkWindowToImageFilter.html</a><br>
<br>
<br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Best Regards<br>Krishna Katamaneni<br><br>
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