Hi, No, not really. In my experience, this occurs mainly when you don't have a GPU properly configured for CUDA. Can you check the value of CUDA_HAVE_GPU in cmake ? If it's OFF, then this is indeed the problem. Simon
On Wed, Jan 30, 2019 at 1:23 AM tao sun <colddie...@gmail.com> wrote: > Hi again, > > Finally I got time to work on this. I was able to compile the program this > time using the Graft() function. However, there's a runtime error when I > run the program: > > > /home/tsun/bin/RTK-1.4.0/utilities/ITKCudaCommon/src/itkCudaDataManager.cxx:38 > @ unknown : Cuda Error #3 > terminate called after throwing an instance of 'itk::ExceptionObject' > what(): > /home/tsun/bin/RTK-1.4.0/utilities/ITKCudaCommon/src/itkCudaDataManager.cxx:38: > Cuda Error # 3 > Aborted > > It happens when a new gpu backprojector is created: > bp = rtk::CudaRayCastBackProjectionImageFilter::New(); > > Any insights for this? > > Thanks, > Tao > > tao sun <colddie...@gmail.com> 於 2019年1月19日 週六 下午8:51寫道： > >> Thank you all! I will give a try using your solutions. >> Tao >> >> Simon Rit <simon....@creatis.insa-lyon.fr> 於 2019年1月17日 週四 上午12:26寫道： >> >>> Hi, >>> That's one solution. Two other: >>> - graft the output to a Cuda image >>> itk::CudaImage<float, 3>::Pointer cuImg = itk::CudaImage<float, >>> 3>::New(); >>> cuImg->Graft(projectionReader->GetOutput()) >>> - use the rtk::ImportImageFilter which is templated over image type to >>> allow precisely this (I used it in Gate here >>> <https://github.com/OpenGATE/Gate/blob/develop/source/digits_hits/src/GateFixedForcedDetectionActor.cc#L1583> >>> ). >>> Best regards, >>> Simon >>> >>> On Wed, Jan 16, 2019 at 11:06 PM Andreas Andersen <andreasg...@gmail.com> >>> wrote: >>> >>>> Hi Tao, >>>> >>>> I think you want the CastImageFilter >>>> <https://itk.org/Doxygen/html/classitk_1_1CastImageFilter.html> from >>>> ITK. >>>> >>>> Something like this: >>>> using castToImageType = itk::CastImageFilter<itk:::Image<float,3>, >>>> itk::CudaImage<float,3>>; >>>> typename castToImageType::Pointer castfilter = castToImageType::New(); >>>> castfilter->SetInput(projectionReader->GetOutput()); >>>> castfilter->Update(); >>>> auto cuda_image = castfilter->GetOutput(); >>>> >>>> Best regards Andreas >>>> >>>> __________________________________ >>>> >>>> Andreas Gravgaard Andersen >>>> >>>> Department of Oncology, >>>> >>>> Aarhus University Hospital >>>> >>>> Nørrebrogade 44, >>>> >>>> 8000, Aarhus C >>>> >>>> Mail: agravga...@protonmail.com >>>> >>>> Cell: +45 3165 8140 >>>> >>>> >>>> On Wed, 16 Jan 2019 at 22:59, tao sun <colddie...@gmail.com> wrote: >>>> >>>>> Hi, >>>>> >>>>> I have read in some image using itk::ImportImageFilter. >>>>> ImportFilterType::Pointer projectionReader = ImportFilterType::New(); >>>>> ... >>>>> projectionReader->Update(); >>>>> >>>>> The type of the image is itk:::Image<float,3>. I wonder if there is >>>>> any way I can cast it to itk::CudaImage<float,3>? >>>>> In rtkforwardprojections.cxx the imageReaderType is defined as >>>>> CudaImageType so there is no such problem. >>>>> >>>>> Thanks, >>>>> Tao >>>>> _______________________________________________ >>>>> Rtk-users mailing list >>>>> Rtk-users@public.kitware.com >>>>> https://public.kitware.com/mailman/listinfo/rtk-users >>>>> >>>> _______________________________________________ >>>> Rtk-users mailing list >>>> Rtk-users@public.kitware.com >>>> https://public.kitware.com/mailman/listinfo/rtk-users >>>> >>> _______________________________________________ > Rtk-users mailing list > Rtk-users@public.kitware.com > https://public.kitware.com/mailman/listinfo/rtk-users >
_______________________________________________ Rtk-users mailing list Rtk-users@public.kitware.com https://public.kitware.com/mailman/listinfo/rtk-users
