identity_LUT_image_float = '%s.%s.%s' % (lut_path_base, 'float', 'tiff')
generate_3d_LUT_image(identity_LUT_image_float, lut_resolution)
identity_LUT_image_float = '%s.%s.%s' % (lut_path_base, 'float', 'tiff')
generate_3d_LUT_image(identity_LUT_image_float, lut_resolution)