--- /dev/null
+/*=========================================================================
+ Program: vv http://www.creatis.insa-lyon.fr/rio/vv
+
+ Authors belong to:
+ - University of LYON http://www.universite-lyon.fr/
+ - Léon Bérard cancer center http://oncora1.lyon.fnclcc.fr
+ - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the copyright notices for more information.
+
+ It is distributed under dual licence
+
+ - BSD See included LICENSE.txt file
+ - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+ ======================================================================-====*/
+
+#ifndef CLITKBOUNDINGBOXUTILS_H
+#define CLITKBOUNDINGBOXUTILS_H
+
+// clitk
+#include "clitkCommon.h"
+
+// itk
+#include <itkBoundingBox.h>
+
+namespace clitk {
+
+ //--------------------------------------------------------------------
+ template<class ImageType>
+ void ComputeBBFromImageRegion(const ImageType * image,
+ typename ImageType::RegionType region,
+ typename itk::BoundingBox<unsigned long,
+ ImageType::ImageDimension>::Pointer bb);
+
+ //--------------------------------------------------------------------
+ template<int Dimension>
+ void ComputeBBIntersection(typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbo,
+ typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi1,
+ typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi2);
+
+ //--------------------------------------------------------------------
+ template<class ImageType>
+ void ComputeRegionFromBB(const ImageType * image,
+ const typename itk::BoundingBox<unsigned long,
+ ImageType::ImageDimension>::Pointer bb,
+ typename ImageType::RegionType & region);
+} // end clitk namespace
+
+#include "clitkBoundingBoxUtils.txx"
+
+#endif
--- /dev/null
+/*=========================================================================
+ Program: vv http://www.creatis.insa-lyon.fr/rio/vv
+
+ Authors belong to:
+ - University of LYON http://www.universite-lyon.fr/
+ - Léon Bérard cancer center http://www.centreleonberard.fr
+ - CREATIS CNRS laboratory http://www.creatis.insa-lyon.fr
+
+ This software is distributed WITHOUT ANY WARRANTY; without even
+ the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ PURPOSE. See the copyright notices for more information.
+
+ It is distributed under dual licence
+
+ - BSD See included LICENSE.txt file
+ - CeCILL-B http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+ ======================================================================-====*/
+
+namespace clitk {
+
+ //--------------------------------------------------------------------
+ template<class ImageType>
+ void ComputeBBFromImageRegion(const ImageType * image,
+ typename ImageType::RegionType region,
+ typename itk::BoundingBox<unsigned long,
+ ImageType::ImageDimension>::Pointer bb) {
+ typedef typename ImageType::IndexType IndexType;
+ IndexType firstIndex;
+ IndexType lastIndex;
+ for(unsigned int i=0; i<image->GetImageDimension(); i++) {
+ firstIndex[i] = region.GetIndex()[i];
+ lastIndex[i] = firstIndex[i]+region.GetSize()[i];
+ }
+
+ typedef itk::BoundingBox<unsigned long,
+ ImageType::ImageDimension> BBType;
+ typedef typename BBType::PointType PointType;
+ PointType lastPoint;
+ PointType firstPoint;
+ image->TransformIndexToPhysicalPoint(firstIndex, firstPoint);
+ image->TransformIndexToPhysicalPoint(lastIndex, lastPoint);
+
+ bb->SetMaximum(lastPoint);
+ bb->SetMinimum(firstPoint);
+ }
+ //--------------------------------------------------------------------
+
+
+ //--------------------------------------------------------------------
+ template<int Dimension>
+ void ComputeBBIntersection(typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbo,
+ typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi1,
+ typename itk::BoundingBox<unsigned long, Dimension>::Pointer bbi2) {
+
+ typedef itk::BoundingBox<unsigned long, Dimension> BBType;
+ typedef typename BBType::PointType PointType;
+ PointType lastPoint;
+ PointType firstPoint;
+
+ for(unsigned int i=0; i<Dimension; i++) {
+ firstPoint[i] = std::max(bbi1->GetMinimum()[i],
+ bbi2->GetMinimum()[i]);
+ lastPoint[i] = std::min(bbi1->GetMaximum()[i],
+ bbi2->GetMaximum()[i]);
+ }
+
+ bbo->SetMaximum(lastPoint);
+ bbo->SetMinimum(firstPoint);
+ }
+ //--------------------------------------------------------------------
+
+
+ //--------------------------------------------------------------------
+ template<class ImageType>
+ void ComputeRegionFromBB(const ImageType * image,
+ const typename itk::BoundingBox<unsigned long,
+ ImageType::ImageDimension>::Pointer bb,
+ typename ImageType::RegionType & region) {
+ // Types
+ typedef typename ImageType::IndexType IndexType;
+ typedef typename ImageType::PointType PointType;
+ typedef typename ImageType::RegionType RegionType;
+ typedef typename ImageType::SizeType SizeType;
+
+ // Region starting point
+ IndexType regionStart;
+ PointType start = bb->GetMinimum();
+ image->TransformPhysicalPointToIndex(start, regionStart);
+
+ // Region size
+ SizeType regionSize;
+ PointType maxs = bb->GetMaximum();
+ PointType mins = bb->GetMinimum();
+ for(unsigned int i=0; i<ImageType::ImageDimension; i++) {
+ regionSize[i] = lrint((maxs[i] - mins[i])/image->GetSpacing()[i]);
+ }
+
+ // Create region
+ region.SetIndex(regionStart);
+ region.SetSize(regionSize);
+ }
+ //--------------------------------------------------------------------
+
+
+} // end of namespace
+