diff --git a/Modules/DicomRT/mitkDicomRTReader.cpp b/Modules/DicomRT/mitkDicomRTReader.cpp
index aa4e71a52c..3190d0268f 100644
--- a/Modules/DicomRT/mitkDicomRTReader.cpp
+++ b/Modules/DicomRT/mitkDicomRTReader.cpp
@@ -1,421 +1,426 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 
 #include "mitkDicomRTReader.h"
 
 #include <vtkColorTransferFunction.h>
 #include <mitkTransferFunction.h>
 #include <mitkTransferFunctionProperty.h>
 
 #include <mitkIOUtil.h>
 #include <mitkDataNodeFactory.h>
 #include <mitkImagePixelWriteAccessor.h>
 #include <mitkImageAccessByItk.h>
 #include <itkImageIterator.h>
 #include <itkImageRegionIterator.h>
 
 namespace mitk
 {
 
   DicomRTReader::DicomRTReader(){}
 
   DicomRTReader::~DicomRTReader(){}
 
   DicomRTReader::RoiEntry::RoiEntry()
   {
     Number=0;
     DisplayColor[0]=1.0;
     DisplayColor[1]=0.0;
     DisplayColor[2]=0.0;
     ContourModelSet=mitk::ContourModelSet::New();
   }
 
   DicomRTReader::RoiEntry::~RoiEntry(){}
 
   DicomRTReader::RoiEntry::RoiEntry(const RoiEntry& src)
   {
     Number=src.Number;
     Name=src.Name;
     Description=src.Description;
     DisplayColor[0]=src.DisplayColor[0];
     DisplayColor[1]=src.DisplayColor[1];
     DisplayColor[2]=src.DisplayColor[2];
     ContourModelSet=mitk::ContourModelSet::New();
     SetPolyData(src.ContourModelSet);
   }
 
   DicomRTReader::RoiEntry& DicomRTReader::RoiEntry::
         operator=(const RoiEntry &src)
   {
     Number=src.Number;
     Name=src.Name;
     Description=src.Description;
     DisplayColor[0]=src.DisplayColor[0];
     DisplayColor[1]=src.DisplayColor[1];
     DisplayColor[2]=src.DisplayColor[2];
     SetPolyData(src.ContourModelSet);
     return (*this);
   }
 
   void DicomRTReader::RoiEntry::
         SetPolyData(mitk::ContourModelSet::Pointer roiPolyData)
   {
     if (roiPolyData == this->ContourModelSet)
       return;
     this->ContourModelSet = roiPolyData;
   }
 
   std::deque<mitk::ContourModelSet::Pointer> DicomRTReader::
         ReadDicomFile(char* filename)
   {
     DcmFileFormat file;
     OFCondition outp = file.loadFile(filename, EXS_Unknown);
     if(outp.good())
     {
       DcmDataset *dataset = file.getDataset();
       OFString sopClass;
       if(dataset->findAndGetOFString
               (DCM_SOPClassUID, sopClass).good() && !sopClass.empty())
       {
         if(sopClass == UID_RTDoseStorage)
         {
           mitk::DataNode::Pointer x = mitk::DataNode::New();
           x = this->DicomRTReader::LoadRTDose(dataset, filename);
           ContourModelSetVector y;
           return y;
         }
         else if(sopClass == UID_RTStructureSetStorage)
         {
           ContourModelSetVector x =
                   this->DicomRTReader::ReadStructureSet(dataset);
           return x;
         }
         else
         {
           MITK_ERROR << "Error matching SOP Class, maybe an unsupported type"
                      << endl;
           ContourModelSetVector y;
           return y;
         }
       }
       else
       {
         MITK_ERROR << "Error reading the SOPClassID" << endl;
         ContourModelSetVector y;
         return y;
       }
     }
     else
     {
       MITK_ERROR << "Error rading the input file" << endl;
       ContourModelSetVector y;
       return y;
     }
   }
 
   size_t DicomRTReader::GetNumberOfRois()
   {
     return this->RoiSequenceVector.size();
   }
 
   DicomRTReader::RoiEntry* DicomRTReader::FindRoiByNumber(unsigned int roiNum)
   {
     for(unsigned int i=0; i<this->RoiSequenceVector.size(); ++i)
     {
       if(this->RoiSequenceVector[i].Number == roiNum)
         return &this->RoiSequenceVector[i];
     }
     return NULL;
   }
 
   std::deque<mitk::ContourModelSet::Pointer> DicomRTReader::
         ReadStructureSet(DcmDataset* dataset)
   {
     /**
      * @brief For storing contourmodelsets that belongs to the same object
      *
      * e.g. An eye consists of several contourmodels (contourmodel consists
      * of several 3D-Points) and together they are a contourmodelset
      */
     ContourModelSetVector contourModelSetVector;
 
     DRTStructureSetIOD structureSetObject;
     OFCondition outp = structureSetObject.read(*dataset);
     if(!outp.good())
     {
       MITK_ERROR << "Error reading the file" << endl;
       std::deque<mitk::ContourModelSet::Pointer> x;
       return x;
     }
     DRTStructureSetROISequence &roiSequence =
             structureSetObject.getStructureSetROISequence();
     if(!roiSequence.gotoFirstItem().good())
     {
       MITK_ERROR << "Error reading the structure sequence" << endl;
       std::deque<mitk::ContourModelSet::Pointer> x;
       return x;
     }
     do{
       DRTStructureSetROISequence::Item &currentSequence =
               roiSequence.getCurrentItem();
       if(!currentSequence.isValid())
       {
         continue;
       }
       OFString roiName;
       OFString roiDescription;
       Sint32 roiNumber;
       RoiEntry roi;
 
       currentSequence.getROIName(roiName);
       currentSequence.getROIDescription(roiDescription);
       currentSequence.getROINumber(roiNumber);
 
       roi.Name = roiName.c_str();
       roi.Description = roiDescription.c_str();
       roi.Number = roiNumber;
 
       this->RoiSequenceVector.push_back(roi);
     }
     while(roiSequence.gotoNextItem().good());
 
     Sint32 refRoiNumber;
     DRTROIContourSequence &roiContourSeqObject =
             structureSetObject.getROIContourSequence();
     if(!roiContourSeqObject.gotoFirstItem().good())
     {
       MITK_ERROR << "Error reading the contour sequence" << endl;
       std::deque<mitk::ContourModelSet::Pointer> x;
       return x;
     }
     do
     {
       mitk::ContourModelSet::Pointer contourSet = mitk::ContourModelSet::New();
       DRTROIContourSequence::Item &currentRoiObject =
               roiContourSeqObject.getCurrentItem();
       if(!currentRoiObject.isValid())
       {
         continue;
       }
       currentRoiObject.getReferencedROINumber(refRoiNumber);
       DRTContourSequence &contourSeqObject =
               currentRoiObject.getContourSequence();
 
       if(contourSeqObject.gotoFirstItem().good())
       {
         do
         {
           DRTContourSequence::Item &contourItem =
                   contourSeqObject.getCurrentItem();
           if(!contourItem.isValid())
           {
             continue;
           }
           int number;
           OFString contourNumber;
           OFString numberOfPoints;
           OFVector<Float64> contourData_LPS;
           mitk::ContourModel::Pointer contourSequence =
                   mitk::ContourModel::New();
 
           contourItem.getContourNumber(contourNumber);
           contourItem.getNumberOfContourPoints(numberOfPoints);
           contourItem.getContourData(contourData_LPS);
 
           std::stringstream stream;
           stream << numberOfPoints;
           stream >> number;
 
           for(unsigned int i=0; i<contourData_LPS.size()/3;i++)
           {
             mitk::Point3D point;
             point[0] = contourData_LPS.at(3*i);
             point[1] = contourData_LPS.at(3*i+1);
             point[2] = contourData_LPS.at(3*i+2);
             contourSequence->AddVertex(point);
           }
           contourSequence->Close();
           contourSet->AddContourModel(contourSequence);
         }
         while(contourSeqObject.gotoNextItem().good());
       }
       else
       {
         MITK_ERROR << "Error reading contourSeqObject" << endl;
       }
       RoiEntry* refROI = this->FindRoiByNumber(refRoiNumber);
       if(refROI==NULL)
       {
         MITK_ERROR << "Can not find references ROI" << endl;
         continue;
       }
       Sint32 roiColor;
       for(int j=0;j<3;j++)
       {
         currentRoiObject.getROIDisplayColor(roiColor, j);
         refROI->DisplayColor[j] = roiColor/255.0;
       }
       refROI->ContourModelSet = contourSet;
       contourSet->SetProperty("name", mitk::StringProperty::New(refROI->Name));
       contourModelSetVector.push_back(contourSet);
 
     }
     while(roiContourSeqObject.gotoNextItem().good());
 
     return contourModelSetVector;
   }
 
   OFString DicomRTReader::
         GetRefFrameOfRefSOPInstanceUID(DRTStructureSetIOD &structSetObject)
   {
     OFString invalid;
     DRTReferencedFrameOfReferenceSequence &refFrameOfRefSeqObject =
             structSetObject.getReferencedFrameOfReferenceSequence();
     if(!refFrameOfRefSeqObject.gotoFirstItem().good())
       return invalid;
     DRTReferencedFrameOfReferenceSequence::Item &currentRefFrameOfRefSeqItem =
             refFrameOfRefSeqObject.getCurrentItem();
     if(!currentRefFrameOfRefSeqItem.isValid())
       return invalid;
     DRTRTReferencedStudySequence &refStudySeqObject =
             currentRefFrameOfRefSeqItem.getRTReferencedStudySequence();
     if(!refStudySeqObject.gotoFirstItem().good())
       return invalid;
     DRTRTReferencedStudySequence::Item &refStudySeqItem =
             refStudySeqObject.getCurrentItem();
     if(!refStudySeqItem.isValid())
       return invalid;
     DRTRTReferencedSeriesSequence &refSeriesSeqObject =
             refStudySeqItem.getRTReferencedSeriesSequence();
     if(!refSeriesSeqObject.gotoFirstItem().good())
       return invalid;
     DRTRTReferencedSeriesSequence::Item &refSeriesSeqItem =
             refSeriesSeqObject.getCurrentItem();
     if(!refSeriesSeqItem.isValid())
       return invalid;
     DRTContourImageSequence &contourImageSeqObject =
             refSeriesSeqItem.getContourImageSequence();
     if(!contourImageSeqObject.gotoFirstItem().good())
       return invalid;
     DRTContourImageSequence::Item &contourImageSeqItem =
             contourImageSeqObject.getCurrentItem();
     if(!contourImageSeqItem.isValid())
       return invalid;
 
     OFString resultUid;
     contourImageSeqItem.getReferencedSOPInstanceUID(resultUid);
 
     return resultUid;
   }
 
-  mitk::DataNode::Pointer DicomRTReader::LoadRTDose(DcmDataset* dataset, char* filename)
+  mitk::DataNode::Pointer DicomRTReader::
+      LoadRTDose(DcmDataset* dataset, char* filename)
   {
     std::string name = filename;
     itk::FilenamesContainer file;
     file.push_back(name);
 
     mitk::DicomSeriesReader* reader = new mitk::DicomSeriesReader;
 
     mitk::DataNode::Pointer originalNode = reader->LoadDicomSeries(file,false);
 
     if(originalNode.IsNull())
     {
       MITK_ERROR << "Error reading the dcm file" << endl;
       return 0;
     }
 
-    mitk::Image::Pointer originalImage = dynamic_cast<mitk::Image*>(originalNode->GetData());
+    mitk::Image::Pointer originalImage
+        = dynamic_cast<mitk::Image*>(originalNode->GetData());
 
     DRTDoseIOD doseObject;
     OFCondition result = doseObject.read(*dataset);
 
     if(result.bad())
     {
       MITK_ERROR << "Error reading the Dataset" << endl;
       return 0;
     }
 
     OFString gridScaling;
     Float32 gridscale;
 
     doseObject.getDoseGridScaling(gridScaling);
     gridscale = OFStandard::atof(gridScaling.c_str());
 
     AccessByItk_1(originalImage, MultiplayGridScaling, gridscale);
 
     double prescripeDose = this->GetMaxDoseValue(dataset);
 
     originalNode->SetName("RT Dose");
     originalNode->SetFloatProperty(mitk::rt::Constants::PRESCRIBED_DOSE_PROPERTY_NAME.c_str(),prescripeDose);
     originalNode->SetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(), 40);
     originalNode->SetBoolProperty(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(),true);
     return originalNode;
   }
 
   template<typename TPixel, unsigned int VImageDimension>
-  void DicomRTReader::MultiplayGridScaling(itk::Image<TPixel,VImageDimension>* image , Float32 gridscale)
+  void DicomRTReader::MultiplayGridScaling(itk::Image<TPixel,
+                                           VImageDimension>* image,
+                                           Float32 gridscale)
   {
     typedef itk::Image<TPixel, VImageDimension> InputImageType;
-    itk::ImageRegionIterator<InputImageType> it( image, image->GetRequestedRegion() );
+    itk::ImageRegionIterator<InputImageType> it(image,
+                                                image->GetRequestedRegion());
     for(it=it.Begin(); !it.IsAtEnd(); ++it)
     {
       it.Set(it.Get()*gridscale);
     }
   }
 
   double DicomRTReader::GetMaxDoseValue(DcmDataset* dataSet)
   {
     DRTDoseIOD doseObject;
     OFCondition result = doseObject.read(*dataSet);
     if(result.bad())
     {
       MITK_ERROR << "Error reading the RT Dose dataset" << endl;
       return 0;
     }
 
     Uint16 rows, columns, frames;
     OFString nrframes, gridScaling;
     const Uint16 *pixelData = NULL;
     Float32 gridscale;
 
     Uint16 &rows_ref = rows;
     Uint16 &columns_ref = columns;
 
     doseObject.getRows(rows_ref);
     doseObject.getColumns(columns_ref);
     doseObject.getNumberOfFrames(nrframes);
     doseObject.getDoseGridScaling(gridScaling);
 
     frames = atoi(nrframes.c_str());
     gridscale = OFStandard::atof(gridScaling.c_str());
     dataSet->findAndGetUint16Array(DCM_PixelData, pixelData, 0);
 
     int size = columns*rows*frames;
     double highest = 0;
 
     for(int i=0; i<size; ++i)
     {
       if((pixelData[i]*gridscale)>highest)
       {
         highest = pixelData[i] * gridscale;
       }
     }
 
     return highest;
   }
 
 }
diff --git a/Plugins/org.mitk.gui.qt.rt.dosevisualization/src/internal/RTDoseVisualizer.cpp b/Plugins/org.mitk.gui.qt.rt.dosevisualization/src/internal/RTDoseVisualizer.cpp
index e94de3c556..3f48abcb15 100644
--- a/Plugins/org.mitk.gui.qt.rt.dosevisualization/src/internal/RTDoseVisualizer.cpp
+++ b/Plugins/org.mitk.gui.qt.rt.dosevisualization/src/internal/RTDoseVisualizer.cpp
@@ -1,833 +1,845 @@
 /*===================================================================
 
 The Medical Imaging Interaction Toolkit (MITK)
 
 Copyright (c) German Cancer Research Center,
 Division of Medical and Biological Informatics.
 All rights reserved.
 
 This software is distributed WITHOUT ANY WARRANTY; without
 even the implied warranty of MERCHANTABILITY or FITNESS FOR
 A PARTICULAR PURPOSE.
 
 See LICENSE.txt or http://www.mitk.org for details.
 
 ===================================================================*/
 
 // Qt
 #include <QMessageBox>
 #include <QMenu>
 
 // Blueberry
 #include <berryISelectionService.h>
 #include <berryIWorkbenchWindow.h>
 
 // MITK
 #include <mitkNodePredicateProperty.h>
 
 #include <service/event/ctkEventAdmin.h>
 #include <service/event/ctkEventConstants.h>
 
 // Qmitk
 #include "RTDoseVisualizer.h"
 
 #include <DataStructures/mitkRTConstants.h>
 #include <DataStructures/mitkIsoDoseLevelSetProperty.h>
 #include <DataStructures/mitkIsoDoseLevelVectorProperty.h>
 #include <mitkIsoLevelsGenerator.h>
 #include <mitkRTUIConstants.h>
 
 #include <QmitkDoseColorDelegate.h>
 #include <QmitkDoseValueDelegate.h>
 #include <QmitkDoseVisualStyleDelegate.h>
 #include <QmitkIsoDoseLevelSetModel.h>
 #include <QmitkFreeIsoDoseLevelWidget.h>
 
 #include "org_mitk_gui_qt_rt_dosevisualization_Activator.h"
 
 #include <mitkTransferFunction.h>
 #include <mitkTransferFunctionProperty.h>
 #include <vtkMath.h>
 
 #include <mitkSurface.h>
 #include "QmitkRenderWindow.h"
 #include <mitkExtractSliceFilter.h>
 
 #include "mitkSurfaceVtkMapper3D.h"
 
 #include "mitkSliceNavigationController.h"
 
+#include "vtkDecimatePro.h"
+
 const std::string RTDoseVisualizer::VIEW_ID = "org.mitk.views.rt.dosevisualization";
 
 RTDoseVisualizer::RTDoseVisualizer()
 {
     m_freeIsoValues = mitk::IsoDoseLevelVector::New();
     m_selectedNodeIsoSet = mitk::IsoDoseLevelSet::New();
 
     m_freeIsoFilter = vtkSmartPointer<vtkContourFilter>::New();
 
     m_FreeIsoAdded = false;
     m_selectedNode = NULL;
     m_selectedPresetName = "";
     m_internalUpdate = false;
     m_PrescribedDose_Data = 0.0;
 }
 
 RTDoseVisualizer::~RTDoseVisualizer()
 {
   delete m_LevelSetModel;
   delete m_DoseColorDelegate;
   delete m_DoseValueDelegate;
   delete m_DoseVisualDelegate;
 }
 
 void RTDoseVisualizer::InitScrolling(){
   QmitkRenderWindow* rw = this->GetRenderWindowPart()->GetQmitkRenderWindow("axial");
 
   itk::MemberCommand<RTDoseVisualizer>::Pointer sliceChangedCommand =
       itk::MemberCommand<RTDoseVisualizer>::New();
   sliceChangedCommand->SetCallbackFunction(this, &RTDoseVisualizer::OnSliceChanged);
   rw->GetSliceNavigationController()->AddObserver(mitk::SliceNavigationController::GeometrySliceEvent(NULL,0), sliceChangedCommand);
 }
 
 void RTDoseVisualizer::SetFocus(){}
 
 void RTDoseVisualizer::OnSliceChanged(itk::Object *sender, const itk::EventObject &e)
 {
   bool isDoseNode = false;
   if(m_selectedNode && m_selectedNode->GetBoolProperty(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(),isDoseNode) && isDoseNode)
   {
     for(int i=0; i<m_StdIsoLines.size();++i)
     {
       GetDataStorage()->Remove(m_StdIsoLines.at(i));
     }
     m_StdIsoLines.clear();
     this->UpdateStdIsolines();
 
     if(m_FreeIsoAdded)
     {
       float pref;
       m_selectedNode->GetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),pref);
       mitk::Image::Pointer image = dynamic_cast<mitk::Image*>(m_selectedNode->GetData());
       mitk::Image::Pointer slicedImage = this->GetExtractedSlice(image);
 
       m_Filters.at(0)->SetInputData(slicedImage->GetVtkImageData());
       m_Filters.at(0)->GenerateValues(1,m_FreeIsoValue->GetDoseValue()*pref,m_FreeIsoValue->GetDoseValue()*pref);
       m_Filters.at(0)->Update();
 
       m_FreeIsoline->GetData()->GetGeometry()->SetOrigin(slicedImage->GetGeometry()->GetOrigin());
 
       mitk::RenderingManager::GetInstance()->RequestUpdateAll();
     }
   }
 }
 
 void RTDoseVisualizer::CreateQtPartControl( QWidget *parent )
 {
   // create GUI widgets from the Qt Designer's .ui file
   m_Controls.setupUi( parent );
 
   m_LevelSetModel = new QmitkIsoDoseLevelSetModel(this);
   m_LevelSetModel->setVisibilityEditOnly(true);
   m_DoseColorDelegate = new QmitkDoseColorDelegate(this);
   m_DoseValueDelegate = new QmitkDoseValueDelegate(this);
   m_DoseVisualDelegate = new QmitkDoseVisualStyleDelegate(this);
 
   this->UpdateByPreferences();
   this->ActualizeIsoLevelsForAllDoseDataNodes();
   this->ActualizeReferenceDoseForAllDoseDataNodes();
   this->ActualizeDisplayStyleForAllDoseDataNodes();
 
   this->m_Controls.isoLevelSetView->setModel(m_LevelSetModel);
   this->m_Controls.isoLevelSetView->setItemDelegateForColumn(0,m_DoseColorDelegate);
   this->m_Controls.isoLevelSetView->setItemDelegateForColumn(1,m_DoseValueDelegate);
   this->m_Controls.isoLevelSetView->setItemDelegateForColumn(2,m_DoseVisualDelegate);
   this->m_Controls.isoLevelSetView->setItemDelegateForColumn(3,m_DoseVisualDelegate);
   this->m_Controls.isoLevelSetView->setContextMenuPolicy(Qt::CustomContextMenu);
 
   this->m_Controls.btnRemoveFreeValue->setDisabled(true);
 
   connect(m_Controls.btnConvert, SIGNAL(clicked()), this, SLOT(OnConvertButtonClicked()));
   connect(m_Controls.spinReferenceDose, SIGNAL(valueChanged(double)), this, SLOT(OnReferenceDoseChanged(double)));
   connect(m_Controls.spinReferenceDose, SIGNAL(valueChanged(double)), m_LevelSetModel, SLOT(setReferenceDose(double)));
   connect(m_Controls.radioAbsDose, SIGNAL(toggled(bool)), m_LevelSetModel, SLOT(setShowAbsoluteDose(bool)));
   connect(m_Controls.radioAbsDose, SIGNAL(toggled(bool)), this, SLOT(OnAbsDoseToggled(bool)));
   connect(m_Controls.btnAddFreeValue, SIGNAL(clicked()), this, SLOT(OnAddFreeValueClicked()));
   connect(m_Controls.btnRemoveFreeValue, SIGNAL(clicked()), this, SLOT(OnRemoveFreeValueClicked()));
   connect(m_Controls.checkGlobalVisColorWash, SIGNAL(toggled(bool)), this, SLOT(OnGlobalVisColorWashToggled(bool)));
   connect(m_Controls.checkGlobalVisIsoLine, SIGNAL(toggled(bool)), this, SLOT(OnGlobalVisIsoLineToggled(bool)));
   connect(m_Controls.isoLevelSetView, SIGNAL(customContextMenuRequested(const QPoint&)), this, SLOT(OnShowContextMenuIsoSet(const QPoint&)));
   connect(m_Controls.comboPresets, SIGNAL(currentIndexChanged ( const QString&)), this, SLOT(OnCurrentPresetChanged(const QString&)));
   connect(m_Controls.btnUsePrescribedDose, SIGNAL(clicked()), this, SLOT(OnUsePrescribedDoseClicked()));
 
   ctkServiceReference ref = mitk::org_mitk_gui_qt_rt_dosevisualization_Activator::GetContext()->getServiceReference<ctkEventAdmin>();
 
   ctkDictionary propsForSlot;
   if (ref)
   {
     ctkEventAdmin* eventAdmin = mitk::org_mitk_gui_qt_rt_dosevisualization_Activator::GetContext()->getService<ctkEventAdmin>(ref);
 
     propsForSlot[ctkEventConstants::EVENT_TOPIC] = mitk::rt::CTKEventConstants::TOPIC_ISO_DOSE_LEVEL_PRESETS_CHANGED.c_str();
     eventAdmin->subscribeSlot(this, SLOT(OnHandleCTKEventPresetsChanged(ctkEvent)), propsForSlot);
 
     propsForSlot[ctkEventConstants::EVENT_TOPIC] = mitk::rt::CTKEventConstants::TOPIC_REFERENCE_DOSE_CHANGED.c_str();
     eventAdmin->subscribeSlot(this, SLOT(OnHandleCTKEventReferenceDoseChanged(ctkEvent)), propsForSlot);
   }
 
   this->UpdateBySelectedNode();
 }
 
 void RTDoseVisualizer::OnReferenceDoseChanged(double value)
 {
   if (!  m_internalUpdate)
   {
     mitk::DoseValueAbs referenceDose = 0.0;
     bool globalSync = mitk::rt::GetReferenceDoseValue(referenceDose);
 
     if (globalSync)
     {
       mitk::rt::SetReferenceDoseValue(globalSync, value);
       this->ActualizeReferenceDoseForAllDoseDataNodes();
     }
     else
     {
       if (this->m_selectedNode.IsNotNull())
       {
         this->m_selectedNode->SetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(), value);
       }
     }
     if (this->m_selectedNode.IsNotNull())
     {
       mitk::TransferFunction::ControlPoints scalarOpacityPoints;
       scalarOpacityPoints.push_back( std::make_pair(0, 1 ) );
       vtkSmartPointer<vtkColorTransferFunction> transferFunction = vtkSmartPointer<vtkColorTransferFunction>::New();
       mitk::IsoDoseLevelSet::Pointer isoDoseLevelSet = this->m_Presets[this->m_selectedPresetName];
       for(mitk::IsoDoseLevelSet::ConstIterator setIT = isoDoseLevelSet->Begin(); setIT != isoDoseLevelSet->End(); ++setIT)
       {
         float *hsv = new float[3];
         vtkSmartPointer<vtkMath> cCalc = vtkSmartPointer<vtkMath>::New();
         if(setIT->GetVisibleColorWash()){
           cCalc->RGBToHSV(setIT->GetColor()[0],setIT->GetColor()[1],setIT->GetColor()[2],&hsv[0],&hsv[1],&hsv[2]);
           transferFunction->AddHSVPoint(setIT->GetDoseValue()*value,hsv[0],hsv[1],hsv[2],1.0,1.0);
         }
         else
         {
           scalarOpacityPoints.push_back( std::make_pair(setIT->GetDoseValue()*value, 1 ) );
         }
       }
       mitk::TransferFunction::Pointer mitkTransFunc = mitk::TransferFunction::New();
       mitk::TransferFunctionProperty::Pointer mitkTransFuncProp = mitk::TransferFunctionProperty::New();
       mitkTransFunc->SetColorTransferFunction(transferFunction);
       mitkTransFunc->SetScalarOpacityPoints(scalarOpacityPoints);
       mitkTransFuncProp->SetValue(mitkTransFunc);
 
       mitk::RenderingModeProperty::Pointer renderingMode = mitk::RenderingModeProperty::New();
       renderingMode->SetValue(mitk::RenderingModeProperty::COLORTRANSFERFUNCTION_COLOR);
 
       m_selectedNode->SetProperty("Image Rendering.Transfer Function", mitkTransFuncProp);
       m_selectedNode->SetProperty("opacity", mitk::FloatProperty::New(0.5));
 
       mitk::RenderingManager::GetInstance()->RequestUpdateAll();
     }
   }
 }
 
 void RTDoseVisualizer::OnAddFreeValueClicked()
 {
   QColor newColor;
   //Use HSV schema of QColor to calculate a different color depending on the
   //number of already existing free iso lines.
   newColor.setHsv((m_freeIsoValues->Size()*85)%360,255,255);
   mitk::Color mColor;
   mColor[0]=newColor.redF();
   mColor[1]=newColor.greenF();
   mColor[2]=newColor.blueF();
 
   mitk::DataNode::Pointer isoNode = this->UpdatePolyData(1,m_Controls.spinReferenceDose->value()*0.5,m_Controls.spinReferenceDose->value()*0.5);
   isoNode->SetColor(mColor);
   m_FreeIsoLines.push_back(isoNode);
 
   mitk::IsoDoseLevel::ColorType color;
   color[0] = newColor.redF();
   color[1] = newColor.greenF();
   color[2] = newColor.blueF();
   m_freeIsoValues->push_back(mitk::IsoDoseLevel::New(0.5,color,true,false));
   m_FreeIsoValue = mitk::IsoDoseLevel::New(0.5,color,true,false);
   UpdateFreeIsoValues();
   mitk::RenderingManager::GetInstance()->ForceImmediateUpdateAll();
   if(m_FreeIsoLines.size()>=1)
   {
     this->m_Controls.btnAddFreeValue->setDisabled(true);
     m_FreeIsoAdded = true;
   }
   this->m_Controls.btnRemoveFreeValue->setEnabled(true);
 }
 
 void RTDoseVisualizer::OnRemoveFreeValueClicked()
 {
   m_freeIsoValues->pop_back();
   mitk::DataNode::Pointer isoNode = m_FreeIsoLines.at(m_FreeIsoLines.size()-1);
   m_FreeIsoLines.pop_back();
   m_Filters.pop_back();
   if(m_FreeIsoLines.empty())
     this->m_Controls.btnRemoveFreeValue->setDisabled(true);
   if(m_FreeIsoLines.size()<1)
   {
     m_FreeIsoAdded = false;
     this->m_Controls.btnAddFreeValue->setEnabled(true);
   }
   this->GetDataStorage()->Remove(isoNode);
   UpdateFreeIsoValues();
 }
 
 void RTDoseVisualizer::OnUsePrescribedDoseClicked()
 {
   m_Controls.spinReferenceDose->setValue(this->m_PrescribedDose_Data);
 }
 
 
 void RTDoseVisualizer::OnShowContextMenuIsoSet(const QPoint& pos)
 {
   QPoint globalPos = m_Controls.isoLevelSetView->viewport()->mapToGlobal(pos);
 
   QMenu viewMenu;
   QAction* invertIsoLineAct = viewMenu.addAction("Invert iso line visibility");
   QAction* activateIsoLineAct = viewMenu.addAction("Activate all iso lines");
   QAction* deactivateIsoLineAct = viewMenu.addAction("Deactivate all iso lines");
   viewMenu.addSeparator();
   QAction* invertColorWashAct = viewMenu.addAction("Invert color wash visibility");
   QAction* activateColorWashAct = viewMenu.addAction("Activate all color wash levels");
   QAction* deactivateColorWashAct = viewMenu.addAction("Deactivate all color wash levels");
   viewMenu.addSeparator();
   QAction* swapAct = viewMenu.addAction("Swap iso line/color wash visibility");
   // ...
 
   QAction* selectedItem = viewMenu.exec(globalPos);
   if (selectedItem == invertIsoLineAct)
   {
     this->m_LevelSetModel->invertVisibilityIsoLines();
   }
   else if (selectedItem == activateIsoLineAct)
   {
     this->m_LevelSetModel->switchVisibilityIsoLines(true);
   }
   else if (selectedItem == deactivateIsoLineAct)
   {
     this->m_LevelSetModel->switchVisibilityIsoLines(false);
   }
   else if (selectedItem == invertColorWashAct)
   {
     this->m_LevelSetModel->invertVisibilityColorWash();
   }
   else if (selectedItem == activateColorWashAct)
   {
     this->m_LevelSetModel->switchVisibilityColorWash(true);
   }
   else if (selectedItem == deactivateColorWashAct)
   {
     this->m_LevelSetModel->switchVisibilityColorWash(false);
   }
   else if (selectedItem == swapAct)
   {
     this->m_LevelSetModel->swapVisibility();
   }
 }
 
 void RTDoseVisualizer::UpdateFreeIsoValues()
 {
   this->m_Controls.listFreeValues->clear();
 
   for (mitk::IsoDoseLevelVector::Iterator pos = this->m_freeIsoValues->Begin(); pos != this->m_freeIsoValues->End(); ++pos)
   {
     QListWidgetItem* item = new QListWidgetItem;
     item->setSizeHint(QSize(0,25));
     QmitkFreeIsoDoseLevelWidget* widget = new QmitkFreeIsoDoseLevelWidget;
 
     float pref;
     m_selectedNode->GetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),pref);
 
     widget->setIsoDoseLevel(pos->Value().GetPointer());
     widget->setReferenceDose(pref);
     connect(m_Controls.spinReferenceDose, SIGNAL(valueChanged(double)), widget, SLOT(setReferenceDose(double)));
     connect(widget,SIGNAL(ColorChanged(mitk::IsoDoseLevel*)), this, SLOT(UpdateFreeIsoLineColor(mitk::IsoDoseLevel*)));
     connect(widget,SIGNAL(ValueChanged(mitk::IsoDoseLevel*,mitk::DoseValueRel)), this, SLOT(UpdateFreeIsoLine(mitk::IsoDoseLevel*,mitk::DoseValueRel)));
 
     this->m_Controls.listFreeValues->addItem(item);
     this->m_Controls.listFreeValues->setItemWidget(item,widget);
   }
 }
 
 void RTDoseVisualizer::UpdateFreeIsoLineColor(mitk::IsoDoseLevel *level)
 {
   //push it in and get the key!
 //  m_freeIsoValues
   ::itk::RGBPixel<float> color = level->GetColor();
   mitk::Color mColor;
   mColor[0]=color.GetRed();
   mColor[1]=color.GetGreen();
   mColor[2]=color.GetBlue();
   m_FreeIsoline->SetColor(mColor);
 }
 
 void RTDoseVisualizer::UpdateFreeIsoLine(mitk::IsoDoseLevel * level, mitk::DoseValueRel old)
 {
   float pref;
   m_selectedNode->GetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),pref);
   mitk::Image::Pointer image = dynamic_cast<mitk::Image*>(m_selectedNode->GetData());
   mitk::Image::Pointer slicedImage = this->GetExtractedSlice(image);
 
   m_FreeIsoValue = level;
 //  m_freeIsoValues->at(0) = level;
 
   m_Filters.at(0)->SetInputData(slicedImage->GetVtkImageData());
   m_Filters.at(0)->GenerateValues(1,level->GetDoseValue()*pref,level->GetDoseValue()*pref);
   m_Filters.at(0)->Update();
 
   mitk::RenderingManager::GetInstance()->RequestUpdateAll();
 }
 
 void RTDoseVisualizer::OnAbsDoseToggled(bool showAbs)
 {
   if (!  m_internalUpdate)
   {
     mitk::rt::SetDoseDisplayAbsolute(showAbs);
     this->ActualizeDisplayStyleForAllDoseDataNodes();
   }
 }
 
 void RTDoseVisualizer::OnGlobalVisColorWashToggled(bool showColorWash)
 {
   if (m_selectedNode.IsNotNull())
   {
     m_selectedNode->SetBoolProperty(mitk::rt::Constants::DOSE_SHOW_COLORWASH_PROPERTY_NAME.c_str(), showColorWash);
   }
 }
 
 void RTDoseVisualizer::OnGlobalVisIsoLineToggled(bool showIsoLines)
 {
   if (m_selectedNode.IsNotNull())
   {
     m_selectedNode->SetBoolProperty(mitk::rt::Constants::DOSE_SHOW_ISOLINES_PROPERTY_NAME.c_str(), showIsoLines);
     mitk::NodePredicateProperty::Pointer isoProp = mitk::NodePredicateProperty::
         New(mitk::rt::Constants::DOSE_ISO_LEVELS_PROPERTY_NAME.c_str(), mitk::BoolProperty::New(true));
     mitk::DataStorage::SetOfObjects::ConstPointer isoSet =  this->GetDataStorage()->GetSubset(isoProp);
     for(mitk::DataStorage::SetOfObjects::ConstIterator iso = isoSet->Begin(); iso!=isoSet->End(); ++iso)
     {
       mitk::DataNode::Pointer node = iso.Value();
       node->SetVisibility(showIsoLines);
     }
     mitk::RenderingManager::GetInstance()->ForceImmediateUpdateAll();
   }
 }
 
 
 void RTDoseVisualizer::OnConvertButtonClicked()
 {
 //  this->InitScrolling();
 
   QList<mitk::DataNode::Pointer> dataNodes = this->GetDataManagerSelection();
 
   mitk::DataNode* selectedNode = NULL;
 
   if (!dataNodes.empty())
   {
     selectedNode = dataNodes[0];
   }
 
   bool isDoseNode = false;
   if(selectedNode && selectedNode->GetBoolProperty(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(),isDoseNode) && isDoseNode)
   {
     selectedNode->SetBoolProperty(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(), true);
     selectedNode->SetBoolProperty(mitk::rt::Constants::DOSE_SHOW_COLORWASH_PROPERTY_NAME.c_str(), true);
     selectedNode->SetBoolProperty(mitk::rt::Constants::DOSE_SHOW_ISOLINES_PROPERTY_NAME.c_str(), true);
     selectedNode->SetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(), m_Controls.spinReferenceDose->value());
 
     mitk::IsoDoseLevelSet::Pointer clonedPreset = this->m_Presets[this->m_selectedPresetName]->Clone();
     mitk::IsoDoseLevelSetProperty::Pointer levelSetProp = mitk::IsoDoseLevelSetProperty::New(clonedPreset);
     selectedNode->SetProperty(mitk::rt::Constants::DOSE_ISO_LEVELS_PROPERTY_NAME.c_str(),levelSetProp);
 
     float prescribed;
     m_selectedNode->GetFloatProperty(mitk::rt::Constants::PRESCRIBED_DOSE_PROPERTY_NAME.c_str(),prescribed);
 
     vtkSmartPointer<vtkColorTransferFunction> transferFunction = vtkSmartPointer<vtkColorTransferFunction>::New();
 
     mitk::IsoDoseLevelSet::Pointer isoDoseLevelSet = this->m_Presets[this->m_selectedPresetName];
 
     float pref;
     m_selectedNode->GetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),pref);
 
     //Generating the Colorwash
     for(mitk::IsoDoseLevelSet::ConstIterator setIT = isoDoseLevelSet->Begin(); setIT != isoDoseLevelSet->End(); ++setIT)
     {
       float *hsv = new float[3];
       //used for transfer rgb to hsv
       vtkSmartPointer<vtkMath> cCalc = vtkSmartPointer<vtkMath>::New();
       if(setIT->GetVisibleColorWash()){
         cCalc->RGBToHSV(setIT->GetColor()[0],setIT->GetColor()[1],setIT->GetColor()[2],&hsv[0],&hsv[1],&hsv[2]);
         transferFunction->AddHSVPoint(setIT->GetDoseValue()*pref,hsv[0],hsv[1],hsv[2],1.0,1.0);
       }
     }
 
     //Generating the standard isolines
     this->UpdateStdIsolines();
 
     mitk::TransferFunction::Pointer mitkTransFunc = mitk::TransferFunction::New();
     mitk::TransferFunctionProperty::Pointer mitkTransFuncProp = mitk::TransferFunctionProperty::New();
     mitkTransFunc->SetColorTransferFunction(transferFunction);
     mitkTransFuncProp->SetValue(mitkTransFunc);
 
     mitk::RenderingModeProperty::Pointer renderingMode = mitk::RenderingModeProperty::New();
     renderingMode->SetValue(mitk::RenderingModeProperty::COLORTRANSFERFUNCTION_COLOR);
 
     selectedNode->SetProperty("Image Rendering.Transfer Function", mitkTransFuncProp);
     selectedNode->SetProperty("Image Rendering.Mode", renderingMode);
     m_selectedNode->SetProperty("opacity", mitk::FloatProperty::New(0.5));
 
     mitk::IsoDoseLevelVector::Pointer levelVector = mitk::IsoDoseLevelVector::New();
     mitk::IsoDoseLevelVectorProperty::Pointer levelVecProp = mitk::IsoDoseLevelVectorProperty::New(levelVector);
     selectedNode->SetProperty(mitk::rt::Constants::DOSE_FREE_ISO_VALUES_PROPERTY_NAME.c_str(),levelVecProp);
 
     UpdateBySelectedNode();
 
 //    mitk::IRenderWindowPart* renderWindow = this->GetRenderWindowPart();
 //    if ( renderWindow != NULL && selectedNode->GetData()->GetTimeGeometry()->IsValid() )
 //    {
 //         renderWindow->GetRenderingManager()->InitializeViews(
 //             selectedNode->GetData()->GetTimeGeometry(), mitk::RenderingManager::REQUEST_UPDATE_ALL, true );
 //         renderWindow->GetRenderingManager()->RequestUpdateAll();
 //    }
 
 //    this->RequestRenderWindowUpdate();
 
 //    mitk::RenderingManager::GetInstance()->ForceImmediateUpdateAll();
   }
 }
 
 const mitk::Geometry2D* RTDoseVisualizer::GetGeometry2D(char* dim)
 {
   QmitkRenderWindow* rw = this->GetRenderWindowPart()->GetQmitkRenderWindow(dim);
   const mitk::Geometry2D* worldGeo = rw->GetRenderer()->GetCurrentWorldGeometry2D();
   return worldGeo;
 }
 
 mitk::Image::Pointer RTDoseVisualizer::GetExtractedSlice(mitk::Image::Pointer image)
 {
   mitk::ExtractSliceFilter::Pointer extractFilter = mitk::ExtractSliceFilter::New();
   extractFilter->SetInput(image);
   extractFilter->SetWorldGeometry(this->GetGeometry2D("axial"));
   extractFilter->SetResliceTransformByGeometry( image->GetTimeGeometry()->GetGeometryForTimeStep(0) );
   extractFilter->Update();
   mitk::Image::Pointer reslicedImage = extractFilter->GetOutput();
   return reslicedImage;
 }
 
 mitk::DataNode::Pointer RTDoseVisualizer::UpdatePolyData(int num, double min, double max)
 {
   mitk::Image::Pointer image = dynamic_cast<mitk::Image*>(m_selectedNode->GetData());
   mitk::Image::Pointer reslicedImage = this->GetExtractedSlice(image);
 
   vtkSmartPointer<vtkContourFilter> contourFilter = vtkSmartPointer<vtkContourFilter>::New();
   m_Filters.push_back(contourFilter);
   contourFilter->SetInputData(reslicedImage->GetVtkImageData());
   contourFilter->GenerateValues(num,min,max);
   contourFilter->Update();
   vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
   polyData =contourFilter->GetOutput();
 
   mitk::Surface::Pointer isoline = mitk::Surface::New();
   isoline->SetVtkPolyData(polyData);
 //  isoline->SetGeometry(const_cast<mitk::Geometry2D*>(this->GetGeometry2D("axial")->Clone().GetPointer()));
   isoline->SetGeometry(reslicedImage->GetGeometry()->Clone());
   mitk::Vector3D spacing;
   spacing.Fill(1);
   isoline->GetGeometry()->SetSpacing(spacing);
 //  isoline->GetGeometry()->SetSpacing(image->GetGeometry()->GetSpacing());
 //  isoline->SetOrigin(reslicedImage->GetGeometry()->GetOrigin());
 
   mitk::DataNode::Pointer isolineNode = mitk::DataNode::New();
   isolineNode->SetData(isoline);
 //  mitk::SurfaceVtkMapper3D::Pointer mapper = mitk::SurfaceVtkMapper3D::New();
 //  isolineNode->SetMapper(1, mapper);
   isolineNode->SetName("Isoline1");
   isolineNode->SetProperty( "helper object", mitk::BoolProperty::New(true) );
   isolineNode->SetProperty( "line width", mitk::IntProperty::New(1));
   isolineNode->SetProperty("includeInBoundingBox", mitk::BoolProperty::New(false));
   isolineNode->SetBoolProperty(mitk::rt::Constants::DOSE_FREE_ISO_VALUES_PROPERTY_NAME.c_str(),true);
   m_FreeIsoline = isolineNode;
   this->GetDataStorage()->Add(isolineNode);
   return isolineNode;
 }
 
 void RTDoseVisualizer::UpdateStdIsolines()
 {
   bool isDoseNode = false;
   mitk::IsoDoseLevelSet::Pointer isoDoseLevelSet = this->m_Presets[this->m_selectedPresetName];
   if(m_selectedNode && m_selectedNode->GetBoolProperty(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(),isDoseNode) && isDoseNode)
   {
     mitk::Image::Pointer image = dynamic_cast<mitk::Image*>(m_selectedNode->GetData());
     mitk::Image::Pointer reslicedImage = this->GetExtractedSlice(image);
 
     reslicedImage->SetSpacing(image->GetGeometry()->GetSpacing());
 
     float pref;
     m_selectedNode->GetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),pref);
 
     unsigned int count (0);
     for(mitk::IsoDoseLevelSet::ConstIterator doseIT = isoDoseLevelSet->Begin(); doseIT!=isoDoseLevelSet->End();++doseIT)
     {
       if(doseIT->GetVisibleIsoLine()){
         ++count;
         vtkSmartPointer<vtkContourFilter> isolineFilter = vtkSmartPointer<vtkContourFilter>::New();
 //        isolineFilter->SetInputData(reslicedImage->GetVtkImageData());
+        isolineFilter->ComputeNormalsOff();
+        isolineFilter->ComputeGradientsOff();
+        isolineFilter->ComputeScalarsOff();
         isolineFilter->SetInputData(image->GetVtkImageData());
         isolineFilter->GenerateValues(1,doseIT->GetDoseValue()*pref,doseIT->GetDoseValue()*pref);
         isolineFilter->Update();
         vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
         polyData=isolineFilter->GetOutput();
 
         mitk::Surface::Pointer surface = mitk::Surface::New();
-        surface->SetVtkPolyData(polyData);
+
+        vtkSmartPointer<vtkDecimatePro> deciFilter = vtkSmartPointer<vtkDecimatePro>::New();
+        deciFilter->SetTargetReduction(0.4);
+        MITK_INFO << "REDUCTION: " << deciFilter->GetTargetReduction() << endl;
+        deciFilter->SetInputData(polyData);
+        deciFilter->Update();
+
+        surface->SetVtkPolyData(deciFilter->GetOutput());
+//        surface->SetVtkPolyData(polyData);
 //        surface->SetGeometry(reslicedImage->GetGeometry()->Clone());
         surface->SetGeometry(image->GetGeometry()->Clone());
         mitk::Vector3D spacing;
         spacing.Fill(1);
         surface->GetGeometry()->SetSpacing(spacing);
 //        surface->SetOrigin(reslicedImage->GetGeometry()->GetOrigin());
 
-
         mitk::DataNode::Pointer isoNode = mitk::DataNode::New();
         isoNode->SetData(surface);
 //        mitk::SurfaceVtkMapper3D::Pointer mapper = mitk::SurfaceVtkMapper3D::New();
         mitk::Color color;
         color[0]=doseIT->GetColor()[0];color[1]=doseIT->GetColor()[1];color[2]=doseIT->GetColor()[2];
 //        isoNode->SetMapper(1,mapper);
         isoNode->SetColor(color);
         isoNode->SetProperty( "helper object", mitk::BoolProperty::New(true) );
         isoNode->SetProperty( "includeInBoundingBox", mitk::BoolProperty::New(false) );
         isoNode->SetProperty( "line width", mitk::IntProperty::New(1));
         std::stringstream strstr;
         strstr<<"StdIsoline_";
         strstr<<count;
         isoNode->SetName(strstr.str());
         isoNode->SetBoolProperty(mitk::rt::Constants::DOSE_ISO_LEVELS_PROPERTY_NAME.c_str(),true);
         m_StdIsoLines.push_back(isoNode);
         this->GetDataStorage()->Add(isoNode, m_selectedNode);
       }
     }
   }
 }
 
 void RTDoseVisualizer::OnSelectionChanged( berry::IWorkbenchPart::Pointer /*source*/,
   const QList<mitk::DataNode::Pointer>& nodes )
 {
   QList<mitk::DataNode::Pointer> dataNodes = this->GetDataManagerSelection();
 
   mitk::DataNode* selectedNode = NULL;
 
   if (!dataNodes.empty())
   {
     bool isDoseNode = false;
     dataNodes[0]->GetBoolProperty(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(),isDoseNode);
 
     if (isDoseNode)
     {
       selectedNode = dataNodes[0];
     }
   }
 
   if (selectedNode != m_selectedNode.GetPointer())
   {
     m_selectedNode = selectedNode;
   }
 
   UpdateBySelectedNode();
 }
 
 void RTDoseVisualizer::UpdateBySelectedNode()
 {
   m_Controls.groupNodeSpecific->setEnabled(m_selectedNode.IsNotNull());
   m_Controls.groupFreeValues->setEnabled(m_selectedNode.IsNotNull());
 
   if(m_selectedNode.IsNull())
   {
     m_Controls.NrOfFractions->setText(QString("N/A. No dose selected"));
     m_Controls.prescribedDoseSpecific->setText(QString("N/A. No dose selected"));
     m_freeIsoValues = mitk::IsoDoseLevelVector::New();
     UpdateFreeIsoValues();
   }
   else
   {
     //dose specific information
     int fracCount = 1;
     m_selectedNode->GetIntProperty(mitk::rt::Constants::DOSE_FRACTION_COUNT_PROPERTY_NAME.c_str(),fracCount);
     m_Controls.NrOfFractions->setText(QString::number(fracCount));
 
     m_PrescribedDose_Data = 0.0;
 
     float tmp;
     m_selectedNode->GetFloatProperty(mitk::rt::Constants::PRESCRIBED_DOSE_PROPERTY_NAME.c_str(),tmp);
     m_PrescribedDose_Data = (double)tmp;
 
     m_Controls.prescribedDoseSpecific->setText(QString::number(m_PrescribedDose_Data));
 
     //free iso lines
     mitk::IsoDoseLevelVectorProperty::Pointer propIsoVector;
     m_selectedNode->GetProperty<mitk::IsoDoseLevelVectorProperty>(propIsoVector, mitk::rt::Constants::DOSE_FREE_ISO_VALUES_PROPERTY_NAME.c_str());
 
     if (propIsoVector.IsNull())
     {
       m_freeIsoValues = mitk::IsoDoseLevelVector::New();
       propIsoVector = mitk::IsoDoseLevelVectorProperty::New(m_freeIsoValues);
       m_selectedNode->SetProperty(mitk::rt::Constants::DOSE_FREE_ISO_VALUES_PROPERTY_NAME.c_str(),propIsoVector);
     }
     else
     {
       m_freeIsoValues = propIsoVector->GetValue();
     }
 
     UpdateFreeIsoValues();
 
     //global dose issues
     bool showIsoLine = false;
     m_selectedNode->GetBoolProperty(mitk::rt::Constants::DOSE_SHOW_COLORWASH_PROPERTY_NAME.c_str(),showIsoLine);
     m_Controls.checkGlobalVisIsoLine->setChecked(showIsoLine);
 
     bool showColorWash = false;
     m_selectedNode->GetBoolProperty(mitk::rt::Constants::DOSE_SHOW_COLORWASH_PROPERTY_NAME.c_str(),showColorWash);
     m_Controls.checkGlobalVisColorWash->setChecked(showColorWash);
 
     float referenceDose = 0.0;
     m_selectedNode->GetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),referenceDose);
     m_Controls.spinReferenceDose->setValue(referenceDose);
 
     mitk::IsoDoseLevelSetProperty::Pointer propIsoSet =
       dynamic_cast<mitk::IsoDoseLevelSetProperty* >(m_selectedNode->GetProperty(mitk::rt::Constants::DOSE_ISO_LEVELS_PROPERTY_NAME.c_str()));
 
     if (propIsoSet)
     {
       this->m_selectedNodeIsoSet = propIsoSet->GetValue();
       this->m_LevelSetModel->setIsoDoseLevelSet(m_selectedNodeIsoSet);
     }
   }
 }
 
 void RTDoseVisualizer::UpdateByPreferences()
 {
   m_Presets = mitk::rt::LoadPresetsMap();
   m_internalUpdate = true;
   m_Controls.comboPresets->clear();
   this->m_selectedPresetName = mitk::rt::GetSelectedPresetName();
 
   int index = 0;
   int selectedIndex = -1;
   for (mitk::rt::PresetMapType::const_iterator pos = m_Presets.begin(); pos != m_Presets.end(); ++pos, ++index)
   {
     m_Controls.comboPresets->addItem(QString(pos->first.c_str()));
     if (this->m_selectedPresetName == pos->first)
     {
       selectedIndex = index;
     }
   }
 
   if (selectedIndex == -1)
   {
     selectedIndex = 0;
     MITK_WARN << "Error. Cannot iso dose level preset specified in preferences does not exist. Preset name: "<<this->m_selectedPresetName;
     this->m_selectedPresetName = m_Presets.begin()->first;
     mitk::rt::SetSelectedPresetName(this->m_selectedPresetName);
     MITK_INFO << "Changed selected iso dose level preset to first existing preset. New preset name: "<<this->m_selectedPresetName;
   }
 
   m_Controls.comboPresets->setCurrentIndex(selectedIndex);
 
   this->m_selectedNodeIsoSet = this->m_Presets[this->m_selectedPresetName];
   this->m_LevelSetModel->setIsoDoseLevelSet(m_selectedNodeIsoSet);
 
   mitk::DoseValueAbs referenceDose = 0.0;
   bool globalSync = mitk::rt::GetReferenceDoseValue(referenceDose);
   if (globalSync || this->m_selectedNode.IsNull())
   {
     m_Controls.spinReferenceDose->setValue(referenceDose);
   }
 
   bool displayAbsoluteDose = mitk::rt::GetDoseDisplayAbsolute();
   m_Controls.radioAbsDose->setChecked(displayAbsoluteDose);
   m_Controls.radioRelDose->setChecked(!displayAbsoluteDose);
   this->m_LevelSetModel->setShowAbsoluteDose(displayAbsoluteDose);
   m_internalUpdate = false;
 }
 
 void RTDoseVisualizer::OnCurrentPresetChanged(const QString& presetName)
 {
   if (!  m_internalUpdate)
   {
     mitk::rt::SetSelectedPresetName(presetName.toStdString());
     this->UpdateByPreferences();
     this->ActualizeIsoLevelsForAllDoseDataNodes();
     this->UpdateBySelectedNode();
   }
 }
 
 void RTDoseVisualizer::ActualizeIsoLevelsForAllDoseDataNodes()
 {
   std::string presetName = mitk::rt::GetSelectedPresetName();
 
   mitk::rt::PresetMapType presetMap = mitk::rt::LoadPresetsMap();
 
   mitk::NodePredicateProperty::Pointer isDoseNode = mitk::NodePredicateProperty::New(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(), mitk::BoolProperty::New(true));
 
   mitk::DataStorage::SetOfObjects::ConstPointer nodes = this->GetDataStorage()->GetSubset(isDoseNode);
 
   mitk::IsoDoseLevelSet* selectedPreset = presetMap[presetName];
 
   if (!selectedPreset)
   {
     mitkThrow() << "Error. Cannot actualize iso dose level preset. Selected preset idoes not exist. Preset name: "<<presetName;
   }
 
   for(mitk::DataStorage::SetOfObjects::const_iterator pos = nodes->begin(); pos != nodes->end(); ++pos)
   {
     mitk::IsoDoseLevelSet::Pointer clonedPreset = selectedPreset->Clone();
     mitk::IsoDoseLevelSetProperty::Pointer propIsoSet = mitk::IsoDoseLevelSetProperty::New(clonedPreset);
     (*pos)->SetProperty(mitk::rt::Constants::DOSE_ISO_LEVELS_PROPERTY_NAME.c_str(),propIsoSet);
   }
 }
 
 void RTDoseVisualizer::ActualizeReferenceDoseForAllDoseDataNodes()
 {
   /** @TODO Klären ob diese präsentations info genauso wie*/
   mitk::DoseValueAbs value = 0;
   bool sync = mitk::rt::GetReferenceDoseValue(value);
 
   if (sync)
   {
     mitk::NodePredicateProperty::Pointer isDoseNode = mitk::NodePredicateProperty::New(mitk::rt::Constants::DOSE_PROPERTY_NAME.c_str(), mitk::BoolProperty::New(true));
 
     mitk::DataStorage::SetOfObjects::ConstPointer nodes = this->GetDataStorage()->GetSubset(isDoseNode);
 
     for(mitk::DataStorage::SetOfObjects::const_iterator pos = nodes->begin(); pos != nodes->end(); ++pos)
     {
       (*pos)->SetFloatProperty(mitk::rt::Constants::REFERENCE_DOSE_PROPERTY_NAME.c_str(), value);
     }
   }
 }
 
 void RTDoseVisualizer::ActualizeDisplayStyleForAllDoseDataNodes()
 {
   /** @TODO Klären ob diese präsentations info global oder auch per node gespeichert wird*/
 }
 
 void RTDoseVisualizer::OnHandleCTKEventReferenceDoseChanged(const ctkEvent& event)
 {
   mitk::DoseValueAbs referenceDose = 0.0;
   bool globalSync = mitk::rt::GetReferenceDoseValue(referenceDose);
 
   this->m_Controls.spinReferenceDose->setValue(referenceDose);
 }
 
 void RTDoseVisualizer::OnHandleCTKEventPresetsChanged(const ctkEvent& event)
 {
   std::string currentPresetName  = mitk::rt::GetSelectedPresetName();
 
   this->OnCurrentPresetChanged(QString::fromStdString(currentPresetName));
 }