Hi, The second input of FDK is the projection stack. This stack is a 3D image and the last dimension must equal the number of projections in the geometry file. So maybe you are reading 6 projections? I hope this helps, Simon
On Thu, Jan 17, 2019 at 1:57 PM Amarnath S <[email protected]> wrote: > Hi Simon, > > Thanks for your reply. I am in the process of converting the Python > program to C++, and have done more than half the file. Since I am new to > RTK, there is some amount of trial/ experimentation in coding. I am now in > the place where the Update() method of the FDKConeBeamReconstructionFilter > object is first called. This line is throwing an exception, which is: > > itk::ERROR: FDKBackProjectionImageFilter(00000263E25240A0): Mismatch > between the number of projections and the geometry entries. Geometry has 5 > entries, which is less than the last index of the projections stack, i.e., > 6. > > Now, I know for sure that there are 5 entries in the Geometry file, which > I downloaded from the site mentioned. earlier. What I am not seeing is > where is it getting the last index of the projections stack, which is shown > as 6. > > Any help in this regard would be highly appreciated. > > Thanks and regards > - Amarnath > > On Mon, Jan 14, 2019 at 7:36 PM Simon Rit <[email protected]> > wrote: > >> Hi, >> Have you checked that it's not in a subfolder? I remember that it got in >> a subfolder for some versions. To be honest, we are not using SimpleRTK >> anymore, we are gradually switching to a python package for RTK as an >> external module of ITK. I will update the examples when we release it. >> Best regards, >> Simon >> >> On Fri, Jan 11, 2019 at 12:45 PM Amarnath S <[email protected]> >> wrote: >> >>> Hi, >>> >>> Requesting you to please help me in running the WaterPreCorrection >>> example found here: http://wiki.openrtk.org/index.php/WaterPreCorrection >>> >>> I have built RTK using the WRAP_PYTHON flag set as On in CMake, >>> However, I am not getting the file setup.py as output within the >>> folder \SimpleRTK-build\Wrapping\Python\Packaging. It is creating a file >>> called setupegg.py, which in turn calls setup.py. I followed the >>> instructions mentioned on top of this page - >>> http://wiki.openrtk.org/index.php/SimpleRTK. But the file setup.py is >>> not generated. >>> >>> Consequently, I am not able to run this example on my machine. >>> Requesting you to please help me with this. >>> >>> Thanks and Regards >>> - Amarnath >>> _______________________________________________ >>> Rtk-users mailing list >>> [email protected] >>> https://public.kitware.com/mailman/listinfo/rtk-users >>> >>
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