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<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif";background:white;mso-highlight:white">Dear all,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif";background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif";background:white;mso-highlight:white">In an attempt to start using ITK to process STL files, I wrote a small test program, based
on the “</span><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">STL file format MeshIO class for ITK” (http://hdl.handle.net/10380/3452) . The source code below causes an error at the line<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">reader->Update();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">near the end of the source code. The error is as follows:<o:p></o:p></span></p>
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<p class="MsoNormal" style="text-autospace:none;border:none;padding:0cm"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
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<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Debug Assertion Failed!<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Program C:\Windows\system32\MSVCP120D.dll<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">File C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include\xtree<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Line 237<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Expression: map/set iterator not dereferencable<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">For information on how your program can cause and assertion failure, see the Visual C++ documentation on assets.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">(Press Retry to debug the application)<o:p></o:p></span></p>
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<p class="MsoNormal" style="text-autospace:none;border:none;padding:0cm"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
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<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Has anyone else experienced/solved this issue? I have been trying to fix it for several hours, but cannot seem to find a solution.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Kind regards,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:12.0pt;font-family:"Times New Roman","serif"">Yurrit<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">#include</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"itkQuadEdgeMesh.h"</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">#include</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"itkSTLMeshIOFactory.h"</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">#include</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"itkSTLMeshIO.h"</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">#include</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"itkMeshFileReader.h"</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">#include</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"itkMeshFileWriter.h"</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">int</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
main(</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">int</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:gray;background:white;mso-highlight:white">argc</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">char</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> *</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:gray;background:white;mso-highlight:white">argv</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">[])<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">{<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">const</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">unsigned</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">int</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> Dimension = 3;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">typedef</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">double</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">EdgeType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">typedef</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> itk::</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">QuadEdgeMesh</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">EdgeType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">,
Dimension> </span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">QEMeshType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">typedef</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> itk::</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">STLMeshIOFactory</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">STLMeshIO</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">typedef</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> itk::</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">MeshFileReader</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">QEMeshType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">>
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ReaderType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">STLMeshIO</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::RegisterOneFactory();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ReaderType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">Pointer</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
reader = </span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#2B91AF;background:white;mso-highlight:white">ReaderType</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">::New();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">const</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">char</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> * inputFileName
= </span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:#A31515;background:white;mso-highlight:white">"inputfile.stl"</span><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> reader->SetFileName(inputFileName);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> reader->Update();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">
</span><span style="font-size:9.5pt;font-family:Consolas;color:blue;background:white;mso-highlight:white">return</span><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white"> 0;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.5pt;font-family:Consolas;color:black;background:white;mso-highlight:white">}</span><o:p></o:p></p>
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