+#if VTK_MAJOR_VERSION > 5
+ double pointExtent[8][4], pointExtentUpdate[8][4];
+ std::vector<int> w_ext;
+ w_ext=mCurrentSlicerManager->GetImage()->GetSize();
+ pointExtent[0][0] = 0.0;
+ pointExtent[0][1] = 0.0;
+ pointExtent[0][2] = 0.0;
+ pointExtent[0][3] = 1.0;
+ pointExtent[1][0] = w_ext[0]-1;
+ pointExtent[1][1] = w_ext[1]-1;
+ pointExtent[1][2] = w_ext[2]-1;
+ pointExtent[1][3] = 1.0;
+ pointExtent[2][0] = 0.0;
+ pointExtent[2][1] = w_ext[1]-1;
+ pointExtent[2][2] = w_ext[2]-1;
+ pointExtent[2][3] = 1.0;
+ pointExtent[3][0] = w_ext[0]-1;
+ pointExtent[3][1] = 0.0;
+ pointExtent[3][2] = w_ext[2]-1;
+ pointExtent[3][3] = 1.0;
+ pointExtent[4][0] = w_ext[0]-1;
+ pointExtent[4][1] = w_ext[1]-1;
+ pointExtent[4][2] = 0.0;
+ pointExtent[4][3] = 1.0;
+ pointExtent[5][0] = 0.0;
+ pointExtent[5][1] = 0.0;
+ pointExtent[5][2] = w_ext[2]-1;
+ pointExtent[5][3] = 1.0;
+ pointExtent[6][0] = 0.0;
+ pointExtent[6][1] = w_ext[1]-1;
+ pointExtent[6][2] = 0.0;
+ pointExtent[6][3] = 1.0;
+ pointExtent[7][0] = w_ext[0]-1;
+ pointExtent[7][1] = 0.0;
+ pointExtent[7][2] = 0.0;
+ pointExtent[7][3] = 1.0;
+
+ for (int k=0; k<8; ++k) {
+ for (int j=0; j<3; ++j)
+ {
+ pointExtent[k][j] = mCurrentSlicerManager->GetImage()->GetOrigin()[j] + mCurrentSlicerManager->GetImage()->GetSpacing()[j] * pointExtent[k][j];
+ }
+ matrixTranspose->MultiplyPoint(pointExtent[k], pointExtentUpdate[k]);
+ for (int j=0; j<3; ++j)
+ {
+ pointExtentUpdate[k][j] = (pointExtentUpdate[k][j] - mCurrentSlicerManager->GetImage()->GetOrigin()[j])/mCurrentSlicerManager->GetImage()->GetSpacing()[j];
+ }
+ }
+double extUpdateTemp[2][3];
+int extUpdate[6];
+ExtentMax(pointExtentUpdate, extUpdateTemp);
+for (int j=0; j<3; ++j) {
+ extUpdate[2*j] = 0;
+ extUpdate[2*j+1] = itk::Math::Round<double>(extUpdateTemp[1][j] - extUpdateTemp[0][j]);
+}
+ mCurrentSlicerManager->GetSlicer(i)->SetRegisterExtent(extUpdate);
+ extUpdate[2*mCurrentSlicerManager->GetSlicer(i)->GetOrientation()] = mCurrentSlicerManager->GetSlicer(i)->GetSlice();
+ extUpdate[2*mCurrentSlicerManager->GetSlicer(i)->GetOrientation()+1] = mCurrentSlicerManager->GetSlicer(i)->GetSlice();
+
+ vtkSmartPointer<vtkOpenGLImageSliceMapper> mapperOpenGL= vtkSmartPointer<vtkOpenGLImageSliceMapper>::New();
+ try {
+ mapperOpenGL = dynamic_cast<vtkOpenGLImageSliceMapper*>(mCurrentSlicerManager->GetSlicer(i)->GetImageActor()->GetMapper());
+ } catch (const std::bad_cast& e) {
+ std::cerr << e.what() << std::endl;
+ std::cerr << "Conversion error" << std::endl;
+ return;
+ }
+ mapperOpenGL->SetCroppingRegion(extUpdate);
+#endif