21 ImageType =
itk.Image[PixelType, Dimension]
30 region.SetIndex(index)
31 region.SetSize(smallSize)
37 randomImageSource = RandomSourceType.New()
38 randomImageSource.SetNumberOfWorkUnits(1)
39 randomImageSource.SetSize(bigSize)
40 randomImageSource.GetOutput().SetRequestedRegion(region)
42 print(
"Created random image.")
46 derivativeFilter = DerivativeImageFilterType.New()
47 derivativeFilter.SetInput(randomImageSource.GetOutput())
48 derivativeFilter.SetDirection(0)
49 derivativeFilter.GetOutput().SetRequestedRegion(region)
50 derivativeFilter.Update()
52 print(
"Computed derivative.")