Method IsEmpty

Modules/Multilabel/src/mitkLabelSetImage.cpp:1061–1081

}

bool mitk::MultiLabelSegmentation::IsEmpty(LabelValueType pixelValue, TimeStepType t) const
{
  Image::ConstPointer image = this->GetGroupImage(this->GetGroupIndexOfLabel(pixelValue));
  image = SelectImageByTimeStep(image, t);

  size_t numPixels = 1;

  for (int i = 0; i < 3; ++i)
    numPixels *= static_cast<size_t>(image->GetDimension(i));

  ImagePixelReadAccessor<LabelValueType, 3> accessor(image);
  auto pixels = accessor.GetData();

  for (size_t i = 0; i < numPixels; ++i)
  {
    if (pixels[i] == pixelValue)
      return false;
  }

  return true;
}

bool mitk::MultiLabelSegmentation::IsEmpty(const Label* label, TimeStepType t) const
{