X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=registration%2FclitkBLUTDIRGenericFilter.cxx;h=9f808e7e1ffa24b8126457acf3ea72894e44704e;hb=c94c334d5e6dfc9f21b545344627b63f02669751;hp=15afacf1b475b6f734bee22854a01dc6d6625ae8;hpb=573d80d0f7a17607d2ee883c21c940c0ba020282;p=clitk.git diff --git a/registration/clitkBLUTDIRGenericFilter.cxx b/registration/clitkBLUTDIRGenericFilter.cxx old mode 100755 new mode 100644 index 15afacf..9f808e7 --- a/registration/clitkBLUTDIRGenericFilter.cxx +++ b/registration/clitkBLUTDIRGenericFilter.cxx @@ -29,7 +29,8 @@ It is distributed under dual licence #include "clitkBLUTDIRGenericFilter.h" #include "clitkBLUTDIRCommandIterationUpdateDVF.h" - +#include "itkCenteredTransformInitializer.h" + namespace clitk { @@ -322,7 +323,6 @@ namespace clitk // The metric region with respect to the extracted transform region: // where should the metric be CALCULATED (depends on transform) typename FixedImageType::RegionType metricRegion = fixedImage->GetLargestPossibleRegion(); - typename FixedImageType::RegionType::SizeType metricRegionSize=metricRegion.GetSize(); typename FixedImageType::RegionType::IndexType metricRegionIndex=metricRegion.GetIndex(); typename FixedImageType::PointType metricRegionOrigin=fixedImage->GetOrigin(); @@ -387,6 +387,9 @@ namespace clitk // Crop the fixedImage to the bounding box to facilitate multi-resolution typedef itk::ExtractImageFilter ExtractImageFilterType; typename ExtractImageFilterType::Pointer extractImageFilter=ExtractImageFilterType::New(); +#if ITK_VERSION_MAJOR == 4 + extractImageFilter->SetDirectionCollapseToSubmatrix(); +#endif extractImageFilter->SetInput(fixedImage); extractImageFilter->SetExtractionRegion(transformRegion); extractImageFilter->Update(); @@ -493,6 +496,20 @@ namespace clitk itk::Vector finalTranslation = clitk::GetTranslationPartMatrix3D(rigidTransformMatrix); rigidTransform->SetTranslation(finalTranslation); } + else + { + if(m_Verbose) std::cout<<"No itinial matrix given. Centering all images..."< TransformInitializerType; + typename TransformInitializerType::Pointer initializer = TransformInitializerType::New(); + initializer->SetTransform( rigidTransform ); + initializer->SetFixedImage( fixedImage ); + initializer->SetMovingImage( movingImage ); + initializer->GeometryOn(); + initializer->InitializeTransform(); + } //======================================================= @@ -584,6 +601,25 @@ namespace clitk transform->SetParameters( parameters ); if (m_ArgsInfo.initCoeff_given) initializer->SetInitialParameters(m_ArgsInfo.initCoeff_arg, parameters); + //------------------------------------------------------------------------- + // DEBUG: use an itk BSpline instead of multilabel BLUTs + //------------------------------------------------------------------------- + typedef itk::Transform< TCoordRep, 3, 3 > RegistrationTransformType; + RegistrationTransformType::Pointer regTransform(transform); + typedef itk::BSplineDeformableTransform SingleBSplineTransformType; + typename SingleBSplineTransformType::Pointer sTransform; + if(m_ArgsInfo.itkbspline_flag) { + if( transform->GetTransforms().size()>1) + itkExceptionMacro(<< "invalid --itkbspline option if there is more than 1 label") + sTransform = SingleBSplineTransformType::New(); + sTransform->SetBulkTransform( transform->GetTransforms()[0]->GetBulkTransform() ); + sTransform->SetGridSpacing( transform->GetTransforms()[0]->GetGridSpacing() ); + sTransform->SetGridOrigin( transform->GetTransforms()[0]->GetGridOrigin() ); + sTransform->SetGridRegion( transform->GetTransforms()[0]->GetGridRegion() ); + sTransform->SetParameters( transform->GetTransforms()[0]->GetParameters() ); + regTransform = sTransform; + transform = NULL; // free memory + } //======================================================= // Interpolator @@ -608,7 +644,7 @@ namespace clitk typename MetricType::Pointer metric=genericMetric->GetMetricPointer(); if (movingMask) metric->SetMovingImageMask(movingMask); -#ifdef ITK_USE_OPTIMIZED_REGISTRATION_METHODS +#if defined(ITK_USE_OPTIMIZED_REGISTRATION_METHODS) || ITK_VERSION_MAJOR >= 4 if (threadsGiven) { metric->SetNumberOfThreads( threads ); if (m_Verbose) std::cout<< "Using " << threads << " threads." << std::endl; @@ -625,7 +661,7 @@ namespace clitk GenericOptimizerType::Pointer genericOptimizer = GenericOptimizerType::New(); genericOptimizer->SetArgsInfo(m_ArgsInfo); genericOptimizer->SetMaximize(genericMetric->GetMaximize()); - genericOptimizer->SetNumberOfParameters(transform->GetNumberOfParameters()); + genericOptimizer->SetNumberOfParameters(regTransform->GetNumberOfParameters()); typedef itk::SingleValuedNonLinearOptimizer OptimizerType; OptimizerType::Pointer optimizer = genericOptimizer->GetOptimizerPointer(); @@ -638,7 +674,7 @@ namespace clitk registration->SetMetric( metric ); registration->SetOptimizer( optimizer ); registration->SetInterpolator( interpolator ); - registration->SetTransform (transform); + registration->SetTransform (regTransform ); if(threadsGiven) { registration->SetNumberOfThreads(threads); if (m_Verbose) std::cout<< "Using " << threads << " threads." << std::endl; @@ -648,7 +684,7 @@ namespace clitk registration->SetFixedImageRegion( metricRegion ); registration->SetFixedImagePyramid( fixedImagePyramid ); registration->SetMovingImagePyramid( movingImagePyramid ); - registration->SetInitialTransformParameters( transform->GetParameters() ); + registration->SetInitialTransformParameters( regTransform->GetParameters() ); registration->SetNumberOfLevels( m_ArgsInfo.levels_arg ); if (m_Verbose) std::cout<<"Setting the number of resolution levels to "< DVFCommandType; typename DVFCommandType::Pointer observerdvf = DVFCommandType::New(); @@ -707,7 +747,7 @@ namespace clitk // Get the result //======================================================= OptimizerType::ParametersType finalParameters = registration->GetLastTransformParameters(); - transform->SetParameters( finalParameters ); + regTransform->SetParameters( finalParameters ); if (m_Verbose) { std::cout<<"Stop condition description: " @@ -747,21 +787,28 @@ namespace clitk // Compute the DVF (only deformable transform) //======================================================= typedef itk::Vector< float, SpaceDimension > DisplacementType; - typedef itk::Image< DisplacementType, InputImageType::ImageDimension > DeformationFieldType; - typedef itk::TransformToDeformationFieldSource ConvertorType; + typedef itk::Image< DisplacementType, InputImageType::ImageDimension > DisplacementFieldType; +#if ITK_VERSION_MAJOR >= 4 + typedef itk::TransformToDisplacementFieldSource ConvertorType; +#else + typedef itk::TransformToDeformationFieldSource ConvertorType; +#endif typename ConvertorType::Pointer filter= ConvertorType::New(); filter->SetNumberOfThreads(1); - transform->SetBulkTransform(NULL); - filter->SetTransform(transform); + if(m_ArgsInfo.itkbspline_flag) + sTransform->SetBulkTransform(NULL); + else + transform->SetBulkTransform(NULL); + filter->SetTransform(regTransform); filter->SetOutputParametersFromImage(fixedImage); filter->Update(); - typename DeformationFieldType::Pointer field = filter->GetOutput(); + typename DisplacementFieldType::Pointer field = filter->GetOutput(); //======================================================= // Write the DVF //======================================================= - typedef itk::ImageFileWriter< DeformationFieldType > FieldWriterType; + typedef itk::ImageFileWriter< DisplacementFieldType > FieldWriterType; typename FieldWriterType::Pointer fieldWriter = FieldWriterType::New(); fieldWriter->SetFileName( m_ArgsInfo.vf_arg ); fieldWriter->SetInput( field ); @@ -782,8 +829,13 @@ namespace clitk //======================================================= typedef itk::ResampleImageFilter< MovingImageType, FixedImageType > ResampleFilterType; typename ResampleFilterType::Pointer resampler = ResampleFilterType::New(); - if (rigidTransform) transform->SetBulkTransform(rigidTransform); - resampler->SetTransform( transform ); + if (rigidTransform) { + if(m_ArgsInfo.itkbspline_flag) + sTransform->SetBulkTransform(rigidTransform); + else + transform->SetBulkTransform(rigidTransform); + } + resampler->SetTransform( regTransform ); resampler->SetInput( movingImage); resampler->SetOutputParametersFromImage(fixedImage); resampler->Update();