ITK  5.0.0
Insight Segmentation and Registration Toolkit
WikiExamples/Operators/SobelOperator.cxx
int main(int, char*[])
{
using SobelOperatorType = itk::SobelOperator<float, 2>;
SobelOperatorType sobelOperator;
sobelOperator.SetDirection(0); // Create the operator for the X axis derivative
itk::Size<2> radius;
radius.Fill(1);
sobelOperator.CreateToRadius(radius);
std::cout << sobelOperator << std::endl;
for(unsigned int i = 0; i < 9; i++)
{
std::cout << sobelOperator.GetElement(i) << std::endl;
}
return EXIT_SUCCESS;
}