Method Update

Modules/Multilabel/src/mitkLabelSetImageVtkMapper2D.cpp:671–722

}

void mitk::LabelSetImageVtkMapper2D::Update(mitk::BaseRenderer *renderer)
{
  bool visible = true;
  const DataNode *node = this->GetDataNode();
  node->GetVisibility(visible, renderer, "visible");

  if (!visible)
    return;

  auto *image = dynamic_cast<mitk::MultiLabelSegmentation *>(node->GetData());

  if (image == nullptr || image->IsInitialized() == false)
    return;

  // Calculate time step of the image data for the specified renderer (integer value)
  this->CalculateTimeStep(renderer);

  // Check if time step is valid
  const TimeGeometry *dataTimeGeometry = image->GetTimeGeometry();
  if ((dataTimeGeometry == nullptr) || (dataTimeGeometry->CountTimeSteps() == 0) ||
      (!dataTimeGeometry->IsValidTimeStep(this->GetTimestep())))
  {
    return;
  }

  image->UpdateOutputInformation();
  LocalStorage *localStorage = m_LSH.GetLocalStorage(renderer);

  // check if something important has changed and we need to re-render

  if (localStorage->m_LabelLookupTable.IsNull() ||
      (localStorage->m_LabelLookupTable->GetMTime() < image->GetLookupTable()->GetMTime()) ||
      (localStorage->m_LastDataUpdateTime < image->GetMTime()) ||
      (localStorage->m_LastDataUpdateTime < image->GetPipelineMTime()) ||
      (localStorage->m_LastDataUpdateTime < renderer->GetCurrentWorldPlaneGeometryUpdateTime()) ||
      (localStorage->m_LastDataUpdateTime < renderer->GetCurrentWorldPlaneGeometry()->GetMTime()) ||
      (localStorage->m_LastPropertyUpdateTime < node->GetPropertyList()->GetMTime()) ||
      (localStorage->m_LastPropertyUpdateTime < node->GetPropertyList(renderer)->GetMTime()) ||
      (localStorage->m_LastPropertyUpdateTime < image->GetPropertyList()->GetMTime()) ||
      (this->GetOpacityFactor() != localStorage->m_LastOpacityFactor))
  {
    this->GenerateDataForRenderer(renderer);
    localStorage->m_LastPropertyUpdateTime.Modified();
  }
  else if ((localStorage->m_LastPropertyUpdateTime < node->GetPropertyList()->GetMTime()) ||
           (localStorage->m_LastPropertyUpdateTime < node->GetPropertyList(renderer)->GetMTime()) ||
           (localStorage->m_LastPropertyUpdateTime < image->GetPropertyList()->GetMTime()))
  {
    this->GenerateDataForRenderer(renderer);
    localStorage->m_LastPropertyUpdateTime.Modified();
  }
}

// set the two points defining the textured plane according to the dimension and spacing
void mitk::LabelSetImageVtkMapper2D::GeneratePlane(mitk::BaseRenderer *renderer, double planeBounds[6])