You need to download and build FLTK. The recommended version is FLTK1.1.6. InsightApplications will not build with FLTK-2.0<br><br>get FLTK from SVN as :<br>&nbsp; svn co <a href="https://svn.easysw.com/public/fltk/fltk/tags/branch-1.1_6">
https://svn.easysw.com/public/fltk/fltk/tags/branch-1.1_6</a><br><br>Build it with CMake.<br><br>Then build InsightApplications pointing cache variables to the FLTK ones...<br>Here are the cache variables from my linux machine&#39;s 
CMakeCache.txt <br><br>USE_FLTK:BOOL=ON<br>
FLTK_DIR:PATH=/home/karthik/FLTK/bin/fltk-116<br>FLTK_FLUID_EXECUTABLE:FILEPATH=/home/karthik/FLTK/bin/fltk-116/bin/fluid<br>FLTK_INCLUDE_DIR:PATH=/home/karthik/FLTK/bin/fltk-116<br><br>Hope this helps<br>--<br>karthik<br>
PS: If you don&#39;t see a user cache variable with ccmake/CMakeSetup, you should usually see it in &quot;Advanced&quot; mode..<br><br><br><br><div><span class="gmail_quote">On 2/6/07, <b class="gmail_sendername">K. Subburaj
</b> &lt;<a href="mailto:subburaj@iitb.ac.in">subburaj@iitb.ac.in</a>&gt; wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><br><br>
Hi all,<br><br>I tired with insightApplications 3.0/LiverTumorSegmentation<br>while running CMake, i got an error like<br><br>&quot;<br>CMake Error: Error required internal CMake variable not set; CMake may not<br>be able to build correctly. Missibg variable is
<br><br>FLTK_FLUID_EXECUTABLE<br><br>&quot;<br><br>Also CMake didn&#39;t locate FLTK and ask the path to FLTK.<br><br>anyone help me.<br><br>Thanks in advance<br><br>Regards / Subbu<br><br><br>_______________________________________________
<br>Insight-users mailing list<br><a href="mailto:Insight-users@itk.org">Insight-users@itk.org</a><br><a href="http://www.itk.org/mailman/listinfo/insight-users">http://www.itk.org/mailman/listinfo/insight-users</a><br></blockquote>
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