Class lsst::afw::math::IntegerDeltaFunction2

template<typename ReturnT>
class IntegerDeltaFunction2 : public lsst::afw::math::Function2<ReturnT>

2-dimensional integer delta function.

f(x) = 1 if x == xo and y == yo, 0 otherwise.

For use as a kernel function be sure to handle the offset for row and column center; see examples/deltaFunctionKernel for an example.