Method FromJSON

Modules/Core/src/DataManagement/mitkTransferFunctionProperty.cpp:81–116

  }

  bool TransferFunctionProperty::FromJSON(const nlohmann::json& j)
  {
    auto tf = TransferFunction::New();
    TransferFunction::ControlPoints::value_type point; 

    tf->ClearScalarOpacityPoints();

    for (const auto& opacity : j["ScalarOpacity"])
    {
      opacity.get_to(point);
      tf->AddScalarOpacityPoint(point.first, point.second);
    }

    tf->ClearGradientOpacityPoints();

    for (const auto& opacity : j["GradientOpacity"])
    {
      opacity.get_to(point);
      tf->AddGradientOpacityPoint(point.first, point.second);
    }

    auto* ctf = tf->GetColorTransferFunction();
    ctf->RemoveAllPoints();

    std::array<double, 6> value;

    for (const auto& color : j["Color"])
    {
      color.get_to(value);
      ctf->AddRGBPoint(value[0], value[1], value[2], value[3], value[4], value[5]);
    }

    this->SetValue(tf);

    return true;
  }

} // namespace mitk