BBTK_INPUT(MeasureLength,Points,"List of points",vtkPoints*,"");
BBTK_INPUT(MeasureLength,ImageData,"Set an image if you want real lentgh (usually in mm)",vtkImageData*,"");
BBTK_OUTPUT(MeasureLength,Length,"Sum of the Euclidean distances among the points",double,"");
BBTK_INPUT(MeasureLength,Points,"List of points",vtkPoints*,"");
BBTK_INPUT(MeasureLength,ImageData,"Set an image if you want real lentgh (usually in mm)",vtkImageData*,"");
BBTK_OUTPUT(MeasureLength,Length,"Sum of the Euclidean distances among the points",double,"");