public BFMatcher(
	NormType normType = NormType.L2,
	bool crossCheck = false
)

Public Sub New ( 
	Optional normType As NormType = NormType.L2,
	Optional crossCheck As Boolean = false
)

public:
BFMatcher(
	NormType normType = NormType::L2, 
	bool crossCheck = false
)

new : 
        ?normType : NormType * 
        ?crossCheck : bool 
(* Defaults:
        let _normType = defaultArg normType NormType.L2
        let _crossCheck = defaultArg crossCheck false
*)
-> BFMatcher