Class lsst::afw::math::Function2

template<typename ReturnT>
class Function2 : public lsst::afw::table::io::PersistableFacade<Function2<ReturnT>>, public lsst::afw::math::Function<ReturnT>

A Function taking two arguments.

Subclass and override operator() to do useful work.

Subclassed by lsst::afw::math::BasePolynomialFunction2< ReturnT >, lsst::afw::math::DoubleGaussianFunction2< ReturnT >, lsst::afw::math::GaussianFunction2< ReturnT >, lsst::afw::math::IntegerDeltaFunction2< ReturnT >, lsst::afw::math::LanczosFunction2< ReturnT >, lsst::afw::math::NullFunction2< ReturnT >