<div dir="ltr"><div><span style="font-size:12.8000001907349px">I am trying to install ITKApps with VTK 4.2 as instructed from following the instructions at: </span><a href="http://www.itk.org/Wiki/ITK/Insight_Applications" rel="noreferrer" target="_blank" style="font-size:12.8000001907349px">http://www.itk.org/Wiki/ITK/Insight_Applications</a><br></div><div><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">However when I try to build VTK 4.2, it fails at the make stage:</span><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">$ make -j2</span><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">/home/guest/installScripts/</span><span style="font-size:12.8000001907349px">VTK/Rendering/</span><span style="font-size:12.8000001907349px">vtkVolumeRayCastMapper.cxx: In member function ‘virtual void vtkVolumeRayCastMapper::</span><span style="font-size:12.8000001907349px">Render(vtkRenderer*, vtkVolume*)’:</span><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">/home/guest/installScripts/</span><span style="font-size:12.8000001907349px">VTK/Rendering/</span><span style="font-size:12.8000001907349px">vtkVolumeRayCastMapper.cxx:</span><span style="font-size:12.8000001907349px">523:38: error: ‘VolumeRayCastMapper_CastRays’ was not declared in this scope</span><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">     this->Threader-></span><span style="font-size:12.8000001907349px">SetSingleMethod( VolumeRayCastMapper_CastRays,</span><br style="font-size:12.8000001907349px"><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">So may I please ask is there something we have to do before we can successfully compile VTK 4.2?</span></div><div><br></div><div>I have building from both the VTK-4.2-LatestRelease.tar.gz and by checking out v4.2.0 from git with the same results.<br style="font-size:12.8000001907349px"><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">Thank you,</span><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">Best regards,</span><br style="font-size:12.8000001907349px"><span style="font-size:12.8000001907349px">Sum</span><br></div></div>