void mitk::BaseGeometry::SetIndexToWorldTransformByVtkMatrix(vtkMatrix4x4* vtkmatrix) { m_VtkMatrix->DeepCopy(vtkmatrix); TransferVtkToItkTransform(); }
void GeometryTransformHolder::SetVtkMatrixDeepCopy(vtkTransform *vtktransform) { m_VtkMatrix->DeepCopy(vtktransform->GetMatrix()); TransferVtkToItkTransform(); }
void mitk::BaseGeometry::ExecuteOperation(Operation* operation) { mitk::ModifiedLock lock(this); vtkTransform *vtktransform = vtkTransform::New(); vtktransform->SetMatrix(m_VtkMatrix); switch (operation->GetOperationType()) { case OpNOTHING: break; case OpMOVE: { mitk::PointOperation *pointOp = dynamic_cast<mitk::PointOperation *>(operation); if (pointOp == NULL) { //mitk::StatusBar::GetInstance()->DisplayText("received wrong type of operation!See mitkAffineInteractor.cpp", 10000); return; } mitk::Point3D newPos = pointOp->GetPoint(); ScalarType data[3]; vtktransform->GetPosition(data); vtktransform->PostMultiply(); vtktransform->Translate(newPos[0], newPos[1], newPos[2]); vtktransform->PreMultiply(); break; } case OpSCALE: { mitk::PointOperation *pointOp = dynamic_cast<mitk::PointOperation *>(operation); if (pointOp == NULL) { //mitk::StatusBar::GetInstance()->DisplayText("received wrong type of operation!See mitkAffineInteractor.cpp", 10000); return; } mitk::Point3D newScale = pointOp->GetPoint(); ScalarType data[3]; /* calculate new scale: newscale = oldscale * (oldscale + scaletoadd)/oldscale */ data[0] = 1 + (newScale[0] / GetMatrixColumn(0).magnitude()); data[1] = 1 + (newScale[1] / GetMatrixColumn(1).magnitude()); data[2] = 1 + (newScale[2] / GetMatrixColumn(2).magnitude()); mitk::Point3D center = const_cast<mitk::BoundingBox*>(m_BoundingBox.GetPointer())->GetCenter(); ScalarType pos[3]; vtktransform->GetPosition(pos); vtktransform->PostMultiply(); vtktransform->Translate(-pos[0], -pos[1], -pos[2]); vtktransform->Translate(-center[0], -center[1], -center[2]); vtktransform->PreMultiply(); vtktransform->Scale(data[0], data[1], data[2]); vtktransform->PostMultiply(); vtktransform->Translate(+center[0], +center[1], +center[2]); vtktransform->Translate(pos[0], pos[1], pos[2]); vtktransform->PreMultiply(); break; } case OpROTATE: { mitk::RotationOperation *rotateOp = dynamic_cast<mitk::RotationOperation *>(operation); if (rotateOp == NULL) { //mitk::StatusBar::GetInstance()->DisplayText("received wrong type of operation!See mitkAffineInteractor.cpp", 10000); return; } Vector3D rotationVector = rotateOp->GetVectorOfRotation(); Point3D center = rotateOp->GetCenterOfRotation(); ScalarType angle = rotateOp->GetAngleOfRotation(); vtktransform->PostMultiply(); vtktransform->Translate(-center[0], -center[1], -center[2]); vtktransform->RotateWXYZ(angle, rotationVector[0], rotationVector[1], rotationVector[2]); vtktransform->Translate(center[0], center[1], center[2]); vtktransform->PreMultiply(); break; } case OpRESTOREPLANEPOSITION: { //Copy necessary to avoid vtk warning vtkMatrix4x4* matrix = vtkMatrix4x4::New(); TransferItkTransformToVtkMatrix(dynamic_cast<mitk::RestorePlanePositionOperation*>(operation)->GetTransform().GetPointer(), matrix); vtktransform->SetMatrix(matrix); matrix->Delete(); break; } case OpAPPLYTRANSFORMMATRIX: { ApplyTransformMatrixOperation *applyMatrixOp = dynamic_cast< ApplyTransformMatrixOperation* >( operation ); vtktransform->SetMatrix(applyMatrixOp->GetMatrix()); break; } default: vtktransform->Delete(); return; } m_VtkMatrix->DeepCopy(vtktransform->GetMatrix()); TransferVtkToItkTransform(); Modified(); vtktransform->Delete(); }
//##Documentation //## @brief Convenience method for setting the ITK transform //## (m_IndexToWorldTransform) via an vtkMatrix4x4.The spacing of //## the new transform is copied to m_spacing. //## \sa SetIndexToWorldTransform void GeometryTransformHolder::SetIndexToWorldTransformByVtkMatrix(vtkMatrix4x4 *vtkmatrix) { m_VtkMatrix->DeepCopy(vtkmatrix); TransferVtkToItkTransform(); }