Exemplos de Pointer::IsNull em C++ (Cpp)

Exemplo n.º 1

Arquivo: QmitkUSNavigationStepPlacementPlanning.cpp Projeto: 151706061/MITK

mitk::DataNode::Pointer QmitkUSNavigationStepPlacementPlanning::CalculatePlanningQuality(
  mitk::Surface::Pointer targetSurface, mitk::PointSet::Pointer targetPoints)
{
  if ( targetSurface.IsNull() )
  {
    mitkThrow() << "Target surface must not be null.";
  }

  m_PlacementQualityCalculator->SetTargetSurface(targetSurface);
  m_PlacementQualityCalculator->SetTargetPoints(targetPoints);
  m_PlacementQualityCalculator->Update();

  mitk::DataNode::Pointer planningQualityResult = mitk::DataNode::New();
  planningQualityResult->SetName("PlanningQuality");


  double centersOfMassDistance = m_PlacementQualityCalculator->GetCentersOfMassDistance();
  ui->centersOfMassValue->setText(QString::number(
    centersOfMassDistance, 103, 2) + " mm");
  planningQualityResult->SetFloatProperty("USNavigation::CentersOfMassDistance", centersOfMassDistance);

  if ( m_PlannedTargetNodes.size() > 1 )
  {
    double meanAnglesDifference = m_PlacementQualityCalculator->GetMeanAngleDifference();
    ui->angleDifferenceValue->setText(QString::number(
      meanAnglesDifference, 103, 2) + QString::fromLatin1(" °"));

    planningQualityResult->SetFloatProperty("USNavigation::MeanAngleDifference", meanAnglesDifference);
    planningQualityResult->SetProperty("USNavigation::AngleDifferences",
      mitk::GenericProperty<mitk::VnlVector>::New(m_PlacementQualityCalculator->GetAngleDifferences()));
  }
  else
  {
    ui->angleDifferenceValue->setText("not valid for one point");
  }

  return planningQualityResult;
}