C++ GetDataNode函数代码示例

void mitk::DoseImageVtkMapper2D::GenerateDataForRenderer( mitk::BaseRenderer *renderer )
{

  LocalStorage *localStorage = m_LSH.GetLocalStorage(renderer);

  mitk::Image *input = const_cast< mitk::Image * >( this->GetInput() );
  mitk::DataNode* datanode = this->GetDataNode();

  if ( input == NULL || input->IsInitialized() == false )
  {
    return;
  }

  //check if there is a valid worldGeometry
  const PlaneGeometry *worldGeometry = renderer->GetCurrentWorldPlaneGeometry();
  if( ( worldGeometry == NULL ) || ( !worldGeometry->IsValid() ) || ( !worldGeometry->HasReferenceGeometry() ))
  {
    return;
  }

  input->Update();

  // early out if there is no intersection of the current rendering geometry
  // and the geometry of the image that is to be rendered.
  if ( !RenderingGeometryIntersectsImage( worldGeometry, input->GetSlicedGeometry() ) )
  {
    // set image to NULL, to clear the texture in 3D, because
    // the latest image is used there if the plane is out of the geometry
    // see bug-13275
    localStorage->m_ReslicedImage = NULL;
    localStorage->m_Mapper->SetInputData( localStorage->m_EmptyPolyData );
    return;
  }

  //set main input for ExtractSliceFilter
  localStorage->m_Reslicer->SetInput(input);
  localStorage->m_Reslicer->SetWorldGeometry(worldGeometry);
  localStorage->m_Reslicer->SetTimeStep( this->GetTimestep() );

  //set the transformation of the image to adapt reslice axis
  localStorage->m_Reslicer->SetResliceTransformByGeometry( input->GetTimeGeometry()->GetGeometryForTimeStep( this->GetTimestep() ) );

  //is the geometry of the slice based on the input image or the worldgeometry?
  bool inPlaneResampleExtentByGeometry = false;
  datanode->GetBoolProperty("in plane resample extent by geometry", inPlaneResampleExtentByGeometry, renderer);
  localStorage->m_Reslicer->SetInPlaneResampleExtentByGeometry(inPlaneResampleExtentByGeometry);

  // Initialize the interpolation mode for resampling; switch to nearest
  // neighbor if the input image is too small.
  if ( (input->GetDimension() >= 3) && (input->GetDimension(2) > 1) )
  {
    VtkResliceInterpolationProperty *resliceInterpolationProperty;
    datanode->GetProperty(
      resliceInterpolationProperty, "reslice interpolation" );

    int interpolationMode = VTK_RESLICE_NEAREST;
    if ( resliceInterpolationProperty != NULL )
    {
      interpolationMode = resliceInterpolationProperty->GetInterpolation();
    }

    switch ( interpolationMode )
    {
    case VTK_RESLICE_NEAREST:
      localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_NEAREST);
      break;
    case VTK_RESLICE_LINEAR:
      localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_LINEAR);
      break;
    case VTK_RESLICE_CUBIC:
      localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_CUBIC);
      break;
    }
  }
  else
  {
    localStorage->m_Reslicer->SetInterpolationMode(ExtractSliceFilter::RESLICE_NEAREST);
  }

  //set the vtk output property to true, makes sure that no unneeded mitk image convertion
  //is done.
  localStorage->m_Reslicer->SetVtkOutputRequest(true);

  //Thickslicing
  int thickSlicesMode = 0;
  int thickSlicesNum = 1;
  // Thick slices parameters
  if( input->GetPixelType().GetNumberOfComponents() == 1 ) // for now only single component are allowed
  {
    DataNode *dn=renderer->GetCurrentWorldPlaneGeometryNode();
    if(dn)
    {
      ResliceMethodProperty *resliceMethodEnumProperty=0;

      if( dn->GetProperty( resliceMethodEnumProperty, "reslice.thickslices" ) && resliceMethodEnumProperty )
        thickSlicesMode = resliceMethodEnumProperty->GetValueAsId();

      IntProperty *intProperty=0;
      if( dn->GetProperty( intProperty, "reslice.thickslices.num" ) && intProperty )
      {
//.........这里部分代码省略.........

bool mitk::PointSetDataInteractor::InitMove(StateMachineAction*, InteractionEvent*)
{
  GetDataNode()->SetProperty("contourcolor", ColorProperty::New(1.0, 1.0, 1.0));
  return true;
}

void mitk::UnstructuredGridMapper2D::Paint( mitk::BaseRenderer* renderer )
{
  bool visible = true;
  GetDataNode()->GetVisibility(visible, renderer, "visible");
  if(!visible) return;

  vtkLinearTransform * vtktransform = GetDataNode()->GetVtkTransform();
  vtkLinearTransform * inversetransform = vtktransform->GetLinearInverse();

  PlaneGeometry::ConstPointer worldGeometry = renderer->GetCurrentWorldPlaneGeometry();
  PlaneGeometry::ConstPointer worldPlaneGeometry = dynamic_cast<const PlaneGeometry*>( worldGeometry.GetPointer() );

  Point3D point;
  Vector3D normal;

  if(worldPlaneGeometry.IsNotNull())
  {
    // set up vtkPlane according to worldGeometry
    point=worldPlaneGeometry->GetOrigin();
    normal=worldPlaneGeometry->GetNormal(); normal.Normalize();
    m_Plane->SetTransform((vtkAbstractTransform*)NULL);
  }
  else
  {
    //@FIXME: does not work correctly. Does m_Plane->SetTransform really transforms a "plane plane" into a "curved plane"?
    return;
    AbstractTransformGeometry::ConstPointer worldAbstractGeometry = dynamic_cast<const AbstractTransformGeometry*>(renderer->GetCurrentWorldPlaneGeometry());
    if(worldAbstractGeometry.IsNotNull())
    {
      // set up vtkPlane according to worldGeometry
      point=const_cast<mitk::BoundingBox*>(worldAbstractGeometry->GetParametricBoundingBox())->GetMinimum();
      FillVector3D(normal, 0, 0, 1);
      m_Plane->SetTransform(worldAbstractGeometry->GetVtkAbstractTransform()->GetInverse());
    }
    else
      return;
  }

  double vp[ 3 ], vnormal[ 3 ];

  vnl2vtk(point.GetVnlVector(), vp);
  vnl2vtk(normal.GetVnlVector(), vnormal);

  //normally, we would need to transform the surface and cut the transformed surface with the cutter.
  //This might be quite slow. Thus, the idea is, to perform an inverse transform of the plane instead.
  //@todo It probably does not work for scaling operations yet:scaling operations have to be
  //dealed with after the cut is performed by scaling the contour.
  inversetransform->TransformPoint( vp, vp );
  inversetransform->TransformNormalAtPoint( vp, vnormal, vnormal );

  m_Plane->SetOrigin( vp );
  m_Plane->SetNormal( vnormal );

  // set data into cutter
  m_Slicer->SetInputData( m_VtkPointSet );
  //    m_Cutter->GenerateCutScalarsOff();
  //    m_Cutter->SetSortByToSortByCell();

  // calculate the cut
  m_Slicer->Update();

  //apply color and opacity read from the PropertyList
  ApplyColorAndOpacityProperties( renderer );

  // traverse the cut contour
  vtkPolyData * contour = m_Slicer->GetOutput();

  vtkPoints *vpoints = contour->GetPoints();
  vtkCellArray *vlines = contour->GetLines();
  vtkCellArray *vpolys = contour->GetPolys();
  vtkPointData *vpointdata = contour->GetPointData();
  vtkDataArray* vscalars = vpointdata->GetScalars();

  vtkCellData *vcelldata = contour->GetCellData();
  vtkDataArray* vcellscalars = vcelldata->GetScalars();

  const int numberOfLines = contour->GetNumberOfLines();
  const int numberOfPolys = contour->GetNumberOfPolys();

  const bool useCellData = m_ScalarMode->GetVtkScalarMode() == VTK_SCALAR_MODE_DEFAULT ||
      m_ScalarMode->GetVtkScalarMode() == VTK_SCALAR_MODE_USE_CELL_DATA;
  const bool usePointData = m_ScalarMode->GetVtkScalarMode() == VTK_SCALAR_MODE_USE_POINT_DATA;

  Point3D p;
  Point2D p2d;

  vlines->InitTraversal();
  vpolys->InitTraversal();

  mitk::Color outlineColor = m_Color->GetColor();

  glLineWidth((float)m_LineWidth->GetValue());

  for (int i = 0;i < numberOfLines;++i )
  {
    vtkIdType *cell(0);
    vtkIdType cellSize(0);

    vlines->GetNextCell( cellSize, cell );

//.........这里部分代码省略.........

void mitk::VolumeDataVtkMapper3D::UpdateTransferFunctions( mitk::BaseRenderer *renderer )
{
  vtkPiecewiseFunction *opacityTransferFunction = NULL;
  vtkPiecewiseFunction *gradientTransferFunction = NULL;
  vtkColorTransferFunction *colorTransferFunction = NULL;

  mitk::LookupTableProperty::Pointer lookupTableProp;
  lookupTableProp = dynamic_cast<mitk::LookupTableProperty*>(this->GetDataNode()->GetProperty("LookupTable"));
  mitk::TransferFunctionProperty::Pointer transferFunctionProp = dynamic_cast<mitk::TransferFunctionProperty*>(this->GetDataNode()->GetProperty("TransferFunction"));

  if ( transferFunctionProp.IsNotNull() )   {

    opacityTransferFunction = transferFunctionProp->GetValue()->GetScalarOpacityFunction();
    gradientTransferFunction = transferFunctionProp->GetValue()->GetGradientOpacityFunction();
    colorTransferFunction = transferFunctionProp->GetValue()->GetColorTransferFunction();
  }
  else if (lookupTableProp.IsNotNull() )
  {
    lookupTableProp->GetLookupTable()->CreateOpacityTransferFunction(opacityTransferFunction);
    opacityTransferFunction->ClampingOn();
    lookupTableProp->GetLookupTable()->CreateGradientTransferFunction(gradientTransferFunction);
    gradientTransferFunction->ClampingOn();
    lookupTableProp->GetLookupTable()->CreateColorTransferFunction(colorTransferFunction);
    colorTransferFunction->ClampingOn();
  }
  else
  {
    opacityTransferFunction = m_DefaultOpacityTransferFunction;
    gradientTransferFunction = m_DefaultGradientTransferFunction;
    colorTransferFunction = m_DefaultColorTransferFunction;

    float rgb[3]={1.0f,1.0f,1.0f};
    // check for color prop and use it for rendering if it exists
    if(GetDataNode()->GetColor(rgb, renderer, "color"))
    {
      colorTransferFunction->AddRGBPoint( 0.0, 0.0, 0.0, 0.0 );
      colorTransferFunction->AddRGBPoint( 127.5, rgb[0], rgb[1], rgb[2] );
      colorTransferFunction->AddRGBPoint( 255.0, rgb[0], rgb[1], rgb[2] );
    }
  }

  if (this->m_Mask)
  {
    opacityTransferFunction->AddPoint(0xffff, 0.0);
  }

  m_VolumePropertyLow->SetColor( colorTransferFunction );
  m_VolumePropertyLow->SetScalarOpacity( opacityTransferFunction );
  m_VolumePropertyLow->SetGradientOpacity( gradientTransferFunction );
  m_VolumePropertyLow->SetInterpolationTypeToNearest();

  m_VolumePropertyMed->SetColor( colorTransferFunction );
  m_VolumePropertyMed->SetScalarOpacity( opacityTransferFunction );
  m_VolumePropertyMed->SetGradientOpacity( gradientTransferFunction );
  m_VolumePropertyMed->SetInterpolationTypeToNearest();

  m_VolumePropertyHigh->SetColor( colorTransferFunction );
  m_VolumePropertyHigh->SetScalarOpacity( opacityTransferFunction );
  m_VolumePropertyHigh->SetGradientOpacity( gradientTransferFunction );
  m_VolumePropertyHigh->SetInterpolationTypeToLinear();
}

void mitk::PointSetVtkMapper3D::GenerateDataForRenderer(mitk::BaseRenderer *renderer)
{
  bool visible = true;
  GetDataNode()->GetVisibility(visible, renderer, "visible");
  if (!visible)
  {
    m_UnselectedActor->VisibilityOff();
    m_SelectedActor->VisibilityOff();
    m_ContourActor->VisibilityOff();
    return;
  }

  // create new vtk render objects (e.g. sphere for a point)

  SetVtkMapperImmediateModeRendering(m_VtkSelectedPolyDataMapper);
  SetVtkMapperImmediateModeRendering(m_VtkUnselectedPolyDataMapper);

  BaseLocalStorage *ls = m_LSH.GetLocalStorage(renderer);
  bool needGenerateData = ls->IsGenerateDataRequired(renderer, this, GetDataNode());

  if (!needGenerateData)
  {
    mitk::FloatProperty *pointSizeProp =
      dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("pointsize"));
    mitk::FloatProperty *contourSizeProp =
      dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("contoursize"));

    bool useVertexRendering = false;
    this->GetDataNode()->GetBoolProperty("Vertex Rendering", useVertexRendering);

    // only create new vtk render objects if property values were changed
    if (pointSizeProp && m_PointSize != pointSizeProp->GetValue())
      needGenerateData = true;
    if (contourSizeProp && m_ContourRadius != contourSizeProp->GetValue())
      needGenerateData = true;

    // when vertex rendering is enabled the pointset is always
    // drawn with opengl, thus we leave needGenerateData always false
    if (useVertexRendering && m_VertexRendering != useVertexRendering)
    {
      needGenerateData = false;
      m_VertexRendering = true;
    }
    else if (!useVertexRendering && m_VertexRendering)
    {
      m_VertexRendering = false;
      needGenerateData = true;
    }
  }

  if (needGenerateData)
  {
    this->CreateVTKRenderObjects();
    ls->UpdateGenerateDataTime();
  }

  this->ApplyAllProperties(renderer, m_ContourActor);

  bool showPoints = true;
  this->GetDataNode()->GetBoolProperty("show points", showPoints);

  m_UnselectedActor->SetVisibility(showPoints && !m_VertexRendering);
  m_SelectedActor->SetVisibility(showPoints && !m_VertexRendering);

  if (false && dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("opacity")) != nullptr)
  {
    mitk::FloatProperty::Pointer pointOpacity =
      dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("opacity"));
    float opacity = pointOpacity->GetValue();
    m_ContourActor->GetProperty()->SetOpacity(opacity);
    m_UnselectedActor->GetProperty()->SetOpacity(opacity);
    m_SelectedActor->GetProperty()->SetOpacity(opacity);
  }

  bool showContour = false;
  this->GetDataNode()->GetBoolProperty("show contour", showContour);
  m_ContourActor->SetVisibility(showContour);

  // use vertex rendering
  if (m_VertexRendering)
  {
    VertexRendering();
    ls->UpdateGenerateDataTime();
  }
}

bool mitk::GPUVolumeMapper3D::IsRAYEnabled( mitk::BaseRenderer * renderer )
{
  LocalStorage *ls = m_LSH.GetLocalStorage(renderer);
  bool value = false;
  return ls->m_raySupported && GetDataNode()->GetBoolProperty("volumerendering.useray",value,renderer) && value;
}

const mitk::UnstructuredGrid* mitk::UnstructuredGridVtkMapper3D::GetInput()
{
  return static_cast<const mitk::UnstructuredGrid * > ( GetDataNode()->GetData() );
}

const mitk::ContourModelSet* mitk::ContourModelSetMapper3D::GetInput( void )
{
  //convient way to get the data from the dataNode
  return static_cast< const mitk::ContourModelSet * >( GetDataNode()->GetData() );
}

mitk::FiberBundleX* mitk::FiberBundleXMapper2D::GetInput()
{
    return dynamic_cast< mitk::FiberBundleX * > ( GetDataNode()->GetData() );
}

void mitk::PointSetVtkMapper2D::CreateVTKRenderObjects(mitk::BaseRenderer* renderer)
{
  LocalStorage *ls = m_LSH.GetLocalStorage(renderer);

  unsigned i = 0;

  // The vtk text actors need to be removed manually from the propassembly
  // since the same vtk text actors are not overwriten within this function,
  // but new actors are added to the propassembly each time this function is executed.
  // Thus, the actors from the last call must be removed in the beginning.
  for(i=0; i< ls->m_VtkTextLabelActors.size(); i++)
  {
    if(ls->m_PropAssembly->GetParts()->IsItemPresent(ls->m_VtkTextLabelActors.at(i)))
      ls->m_PropAssembly->RemovePart(ls->m_VtkTextLabelActors.at(i));
  }

  for(i=0; i< ls->m_VtkTextDistanceActors.size(); i++)
  {
    if(ls->m_PropAssembly->GetParts()->IsItemPresent(ls->m_VtkTextDistanceActors.at(i)))
      ls->m_PropAssembly->RemovePart(ls->m_VtkTextDistanceActors.at(i));
  }

  for(i=0; i< ls->m_VtkTextAngleActors.size(); i++)
  {
    if(ls->m_PropAssembly->GetParts()->IsItemPresent(ls->m_VtkTextAngleActors.at(i)))
      ls->m_PropAssembly->RemovePart(ls->m_VtkTextAngleActors.at(i));
  }

  // initialize polydata here, otherwise we have update problems when
  // executing this function again
  ls->m_VtkUnselectedPointListPolyData = vtkSmartPointer<vtkPolyData>::New();
  ls->m_VtkSelectedPointListPolyData = vtkSmartPointer <vtkPolyData>::New();
  ls->m_VtkContourPolyData = vtkSmartPointer<vtkPolyData>::New();

  // get input point set and update the PointSet
  mitk::PointSet::Pointer input  = const_cast<mitk::PointSet*>(this->GetInput());

  // only update the input data, if the property tells us to
  bool update = true;
  this->GetDataNode()->GetBoolProperty("updateDataOnRender", update);
  if (update == true)
    input->Update();

  int timestep = this->GetTimestep();
  mitk::PointSet::DataType::Pointer itkPointSet = input->GetPointSet( timestep );

  if ( itkPointSet.GetPointer() == NULL)
  {
    ls->m_PropAssembly->VisibilityOff();
    return;
  }

  //iterator for point set
  mitk::PointSet::PointsContainer::Iterator pointsIter = itkPointSet->GetPoints()->Begin();

  // PointDataContainer has additional information to each point, e.g. whether
  // it is selected or not
  mitk::PointSet::PointDataContainer::Iterator pointDataIter;
  pointDataIter = itkPointSet->GetPointData()->Begin();

  //check if the list for the PointDataContainer is the same size as the PointsContainer.
  //If not, then the points were inserted manually and can not be visualized according to the PointData (selected/unselected)
  bool pointDataBroken = (itkPointSet->GetPointData()->Size() != itkPointSet->GetPoints()->Size());

  if( itkPointSet->GetPointData()->size() == 0 || pointDataBroken)
  {
    ls->m_PropAssembly->VisibilityOff();
    return;
  }

  ls->m_PropAssembly->VisibilityOn();

  // empty point sets, cellarrays, scalars
  ls->m_UnselectedPoints->Reset();
  ls->m_SelectedPoints->Reset();

  ls->m_ContourPoints->Reset();
  ls->m_ContourLines->Reset();

  ls->m_UnselectedScales->Reset();
  ls->m_SelectedScales->Reset();

  ls->m_DistancesBetweenPoints->Reset();

  ls->m_VtkTextLabelActors.clear();
  ls->m_VtkTextDistanceActors.clear();
  ls->m_VtkTextAngleActors.clear();

  ls->m_UnselectedScales->SetNumberOfComponents(3);
  ls->m_SelectedScales->SetNumberOfComponents(3);

  int NumberContourPoints = 0;
  bool pointsOnSameSideOfPlane = false;

  const int text2dDistance = 10;

  // initialize points with a random start value

  // current point in point set
  itk::Point<ScalarType> point = pointsIter->Value();
//.........这里部分代码省略.........

void mitk::PointSetVtkMapper2D::GenerateDataForRenderer( mitk::BaseRenderer *renderer )
{
  const mitk::DataNode* node = GetDataNode();
  if( node == NULL )
    return;

  LocalStorage *ls = m_LSH.GetLocalStorage(renderer);

  // check whether the input data has been changed
  bool needGenerateData = ls->IsGenerateDataRequired( renderer, this, GetDataNode() );

  // toggle visibility
  bool visible = true;
  node->GetVisibility(visible, renderer, "visible");
  if(!visible)
  {
    ls->m_UnselectedActor->VisibilityOff();
    ls->m_SelectedActor->VisibilityOff();
    ls->m_ContourActor->VisibilityOff();
    ls->m_PropAssembly->VisibilityOff();
    return;
  }else{
    ls->m_PropAssembly->VisibilityOn();
  }

  node->GetBoolProperty("show contour",       m_ShowContour, renderer);
  node->GetBoolProperty("close contour",      m_CloseContour, renderer);
  node->GetBoolProperty("show points",        m_ShowPoints, renderer);
  node->GetBoolProperty("show distances",     m_ShowDistances, renderer);
  node->GetIntProperty("distance decimal digits",     m_DistancesDecimalDigits, renderer);
  node->GetBoolProperty("show angles",        m_ShowAngles, renderer);
  node->GetBoolProperty("show distant lines", m_ShowDistantLines, renderer);
  node->GetIntProperty("line width",          m_LineWidth, renderer);
  node->GetIntProperty("point line width",    m_PointLineWidth, renderer);
  node->GetIntProperty("point 2D size",       m_Point2DSize, renderer);
  node->GetBoolProperty("Pointset.2D.fill shape", m_FillShape, renderer);
  node->GetFloatProperty("Pointset.2D.distance to plane", m_DistanceToPlane, renderer );

  mitk::PointSetShapeProperty::Pointer shape = dynamic_cast<mitk::PointSetShapeProperty*>(this->GetDataNode()->GetProperty( "Pointset.2D.shape", renderer ));
  if(shape.IsNotNull())
  {
    m_IDShapeProperty = shape->GetPointSetShape();
  }

  //check for color props and use it for rendering of selected/unselected points and contour
  //due to different params in VTK (double/float) we have to convert

  float unselectedColor[4];
  double selectedColor[4]={1.0f,0.0f,0.0f,1.0f};    //red
  double contourColor[4]={1.0f,0.0f,0.0f,1.0f};     //red

  float opacity = 1.0;

  GetDataNode()->GetOpacity(opacity, renderer);

  // apply color and opacity
  if(m_ShowPoints)
  {
    ls->m_UnselectedActor->VisibilityOn();
    ls->m_SelectedActor->VisibilityOn();

    //check if there is a color property
    GetDataNode()->GetColor(unselectedColor);

    //get selected color property
    if (dynamic_cast<mitk::ColorProperty*>(this->GetDataNode()->GetPropertyList(renderer)->GetProperty("selectedcolor")) != NULL)
    {
      mitk::Color tmpColor = dynamic_cast<mitk::ColorProperty *>(this->GetDataNode()->GetPropertyList(renderer)->GetProperty("selectedcolor"))->GetValue();
      selectedColor[0] = tmpColor[0];
      selectedColor[1] = tmpColor[1];
      selectedColor[2] = tmpColor[2];
      selectedColor[3] = 1.0f; // alpha value
    }
    else if (dynamic_cast<mitk::ColorProperty*>(this->GetDataNode()->GetPropertyList(NULL)->GetProperty("selectedcolor")) != NULL)
    {
      mitk::Color tmpColor = dynamic_cast<mitk::ColorProperty *>(this->GetDataNode()->GetPropertyList(NULL)->GetProperty("selectedcolor"))->GetValue();
      selectedColor[0] = tmpColor[0];
      selectedColor[1] = tmpColor[1];
      selectedColor[2] = tmpColor[2];
      selectedColor[3] = 1.0f; // alpha value
    }

    ls->m_SelectedActor->GetProperty()->SetColor(selectedColor);
    ls->m_SelectedActor->GetProperty()->SetOpacity(opacity);

    ls->m_UnselectedActor->GetProperty()->SetColor(unselectedColor[0],unselectedColor[1],unselectedColor[2]);
    ls->m_UnselectedActor->GetProperty()->SetOpacity(opacity);
  }
  else
  {
    ls->m_UnselectedActor->VisibilityOff();
    ls-> m_SelectedActor->VisibilityOff();
  }

  if (m_ShowContour)
  {
    ls->m_ContourActor->VisibilityOn();

    //get contour color property
    if (dynamic_cast<mitk::ColorProperty*>(this->GetDataNode()->GetPropertyList(renderer)->GetProperty("contourcolor")) != NULL)
//.........这里部分代码省略.........

void mitk::ConnectomicsNetworkMapper3D::GenerateDataForRenderer(mitk::BaseRenderer* renderer)
{
  if( this->GetInput() == NULL )
  {
    return;
  }

  bool propertiesHaveChanged = this->PropertiesChanged();

  if( this->GetInput()->GetIsModified( ) || propertiesHaveChanged )
  {

  m_NetworkAssembly->Delete();
  m_NetworkAssembly = vtkPropAssembly::New();

  // Here is the part where a graph is given and converted to points and connections between points...
  std::vector< mitk::ConnectomicsNetwork::NetworkNode > vectorOfNodes = this->GetInput()->GetVectorOfAllNodes();
  std::vector< std::pair<
    std::pair< mitk::ConnectomicsNetwork::NetworkNode, mitk::ConnectomicsNetwork::NetworkNode >
    , mitk::ConnectomicsNetwork::NetworkEdge > >  vectorOfEdges = this->GetInput()->GetVectorOfAllEdges();

  // Decide on the style of rendering due to property

  if( m_ChosenRenderingScheme == connectomicsRenderingMITKScheme )
  {
    mitk::Point3D tempWorldPoint, tempCNFGeometryPoint;

    //////////////////////Prepare coloring and radius////////////

    std::vector< double > vectorOfNodeRadiusParameterValues;
    vectorOfNodeRadiusParameterValues.resize( vectorOfNodes.size() );
    double maxNodeRadiusParameterValue( FillNodeParameterVector( &vectorOfNodeRadiusParameterValues, m_NodeRadiusParameter ) );

    std::vector< double > vectorOfNodeColorParameterValues;
    vectorOfNodeColorParameterValues.resize( vectorOfNodes.size() );
    double maxNodeColorParameterValue( FillNodeParameterVector( &vectorOfNodeColorParameterValues, m_NodeColorParameter ) );

    std::vector< double > vectorOfEdgeRadiusParameterValues;
    vectorOfEdgeRadiusParameterValues.resize( vectorOfEdges.size() );
    double maxEdgeRadiusParameterValue( FillEdgeParameterVector( &vectorOfEdgeRadiusParameterValues, m_EdgeRadiusParameter ) );

    std::vector< double > vectorOfEdgeColorParameterValues;
    vectorOfEdgeColorParameterValues.resize( vectorOfEdges.size() );
    double maxEdgeColorParameterValue( FillEdgeParameterVector( &vectorOfEdgeColorParameterValues, m_EdgeColorParameter ) );

    //////////////////////Prepare Filtering//////////////////////
    // true will be rendered
    std::vector< bool > vectorOfNodeFilterBools( vectorOfNodes.size(), true );
    if( m_ChosenNodeFilter == connectomicsRenderingNodeThresholdingFilter )
    {
      FillNodeFilterBoolVector( &vectorOfNodeFilterBools, m_NodeThresholdParameter );
    }

    std::vector< bool > vectorOfEdgeFilterBools( vectorOfEdges.size(), true );
    if( m_ChosenEdgeFilter == connectomicsRenderingEdgeThresholdFilter )
    {
      FillEdgeFilterBoolVector( &vectorOfEdgeFilterBools, m_EdgeThresholdParameter );
    }

    //////////////////////Create Spheres/////////////////////////
    for(unsigned int i = 0; i < vectorOfNodes.size(); i++)
    {
      vtkSmartPointer<vtkSphereSource> sphereSource =
        vtkSmartPointer<vtkSphereSource>::New();

      for(unsigned int dimension = 0; dimension < 3; dimension++)
      {
        tempCNFGeometryPoint.SetElement( dimension , vectorOfNodes[i].coordinates[dimension] );
      }

      GetDataNode()->GetData()->GetGeometry()->IndexToWorld( tempCNFGeometryPoint, tempWorldPoint );

      sphereSource->SetCenter( tempWorldPoint[0] , tempWorldPoint[1], tempWorldPoint[2] );

      // determine radius
      double radiusFactor = vectorOfNodeRadiusParameterValues[i] / maxNodeRadiusParameterValue;

      double radius = m_NodeRadiusStart + ( m_NodeRadiusEnd - m_NodeRadiusStart) * radiusFactor;
      sphereSource->SetRadius( radius );

      vtkSmartPointer<vtkPolyDataMapper> mapper =
        vtkSmartPointer<vtkPolyDataMapper>::New();
      mapper->SetInputConnection(sphereSource->GetOutputPort());

      vtkSmartPointer<vtkActor> actor =
        vtkSmartPointer<vtkActor>::New();
      actor->SetMapper(mapper);

      // determine color
      double colorFactor = vectorOfNodeColorParameterValues[i] / maxNodeColorParameterValue;

      double redStart = m_NodeColorStart.GetElement( 0 );
      double greenStart = m_NodeColorStart.GetElement( 1 );
      double blueStart = m_NodeColorStart.GetElement( 2 );
      double redEnd = m_NodeColorEnd.GetElement( 0 );
      double greenEnd = m_NodeColorEnd.GetElement( 1 );
      double blueEnd = m_NodeColorEnd.GetElement( 2 );

      double red = redStart + ( redEnd - redStart ) * colorFactor;
      double green = greenStart + ( greenEnd - greenStart ) * colorFactor;
//.........这里部分代码省略.........

void mitk::PointSetVtkMapper3D::GenerateDataForRenderer( mitk::BaseRenderer *renderer )
{
  // create new vtk render objects (e.g. sphere for a point)
  this->CreateVTKRenderObjects();

  SetVtkMapperImmediateModeRendering(m_VtkSelectedPolyDataMapper);
  SetVtkMapperImmediateModeRendering(m_VtkUnselectedPolyDataMapper);

  mitk::FloatProperty::Pointer pointSizeProp = dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("pointsize"));
  mitk::FloatProperty::Pointer contourSizeProp = dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("contoursize"));
  // only create new vtk render objects if property values were changed
  if ( pointSizeProp.IsNotNull() &&  contourSizeProp.IsNotNull() )
  {
    if (m_PointSize!=pointSizeProp->GetValue() || m_ContourRadius!= contourSizeProp->GetValue())
    {
      this->CreateVTKRenderObjects();
    }
  }

  this->ApplyAllProperties(renderer, m_ContourActor);

  bool visible = true;
  GetDataNode()->GetVisibility(visible, renderer, "visible");
  if(!visible)
  {
    m_UnselectedActor->VisibilityOff();
    m_SelectedActor->VisibilityOff();
    m_ContourActor->VisibilityOff();
    return;
  }

  bool showPoints = true;
  this->GetDataNode()->GetBoolProperty("show points", showPoints);

  if(showPoints)
  {
    m_UnselectedActor->VisibilityOn();
    m_SelectedActor->VisibilityOn();
  }
  else
  {
    m_UnselectedActor->VisibilityOff();
    m_SelectedActor->VisibilityOff();
  }

  if(dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("opacity")) != NULL)
  {
    mitk::FloatProperty::Pointer pointOpacity =dynamic_cast<mitk::FloatProperty *>(this->GetDataNode()->GetProperty("opacity"));
    float opacity = pointOpacity->GetValue();
    m_ContourActor->GetProperty()->SetOpacity(opacity);
    m_UnselectedActor->GetProperty()->SetOpacity(opacity);
    m_SelectedActor->GetProperty()->SetOpacity(opacity);
  }

  bool makeContour = false;
  this->GetDataNode()->GetBoolProperty("show contour", makeContour);
  if (makeContour)
  {
    m_ContourActor->VisibilityOn();
  }
  else
  {
    m_ContourActor->VisibilityOff();
  }
}

vtkSmartPointer<vtkPolyData> mitk::DoseImageVtkMapper2D::CreateOutlinePolyData(mitk::BaseRenderer* renderer )
{
  vtkSmartPointer<vtkPoints> points = vtkSmartPointer<vtkPoints>::New(); //the points to draw
  vtkSmartPointer<vtkCellArray> lines = vtkSmartPointer<vtkCellArray>::New(); //the lines to connect the points
  vtkSmartPointer<vtkUnsignedCharArray> colors = vtkSmartPointer<vtkUnsignedCharArray>::New();
  colors->SetNumberOfComponents(3);
  colors->SetName("Colors");

  float pref;
  this->GetDataNode()->GetFloatProperty(mitk::RTConstants::REFERENCE_DOSE_PROPERTY_NAME.c_str(),pref);

  mitk::IsoDoseLevelSetProperty::Pointer propIsoSet = dynamic_cast<mitk::IsoDoseLevelSetProperty* >(GetDataNode()->GetProperty(mitk::RTConstants::DOSE_ISO_LEVELS_PROPERTY_NAME.c_str()));
  mitk::IsoDoseLevelSet::Pointer isoDoseLevelSet = propIsoSet->GetValue();

  for(mitk::IsoDoseLevelSet::ConstIterator doseIT = isoDoseLevelSet->Begin(); doseIT!=isoDoseLevelSet->End();++doseIT)
  {
    if(doseIT->GetVisibleIsoLine())
    {
      this->CreateLevelOutline(renderer, &(doseIT.Value()), pref, points, lines, colors);
    }//end of if visible dose value
  }//end of loop over all does values

  mitk::IsoDoseLevelVectorProperty::Pointer propfreeIsoVec = dynamic_cast<mitk::IsoDoseLevelVectorProperty* >(GetDataNode()->GetProperty(mitk::RTConstants::DOSE_FREE_ISO_VALUES_PROPERTY_NAME.c_str()));
  mitk::IsoDoseLevelVector::Pointer frereIsoDoseLevelVec = propfreeIsoVec->GetValue();

  for(mitk::IsoDoseLevelVector::ConstIterator freeDoseIT = frereIsoDoseLevelVec->Begin(); freeDoseIT!=frereIsoDoseLevelVec->End();++freeDoseIT)
  {
    if(freeDoseIT->Value()->GetVisibleIsoLine())
    {
      this->CreateLevelOutline(renderer, freeDoseIT->Value(), pref, points, lines, colors);
    }//end of if visible dose value
  }//end of loop over all does values

  // Create a polydata to store everything in
  vtkSmartPointer<vtkPolyData> polyData = vtkSmartPointer<vtkPolyData>::New();
  // Add the points to the dataset
  polyData->SetPoints(points);
  // Add the lines to the dataset
  polyData->SetLines(lines);
  polyData->GetCellData()->SetScalars(colors);
  return polyData;
}

bool mitk::PlanarFigureInteractor::CheckFigureFinished( const InteractionEvent* /*interactionEvent*/ )
{
  mitk::PlanarFigure *planarFigure = dynamic_cast<mitk::PlanarFigure *>( GetDataNode()->GetData() );
  return ( planarFigure->GetNumberOfControlPoints() >= planarFigure->GetMaximumNumberOfControlPoints() );
}