public OrbFeaturesFinder(
	Size gridSize,
	int nFeature = 1500,
	float scaleFactor = 1.3f,
	int nLevels = 5
)

Public Sub New ( 
	gridSize As Size,
	Optional nFeature As Integer = 1500,
	Optional scaleFactor As Single = 1.3F,
	Optional nLevels As Integer = 5
)

public:
OrbFeaturesFinder(
	Size gridSize, 
	int nFeature = 1500, 
	float scaleFactor = 1.3f, 
	int nLevels = 5
)

new : 
        gridSize : Size * 
        ?nFeature : int * 
        ?scaleFactor : float32 * 
        ?nLevels : int 
(* Defaults:
        let _nFeature = defaultArg nFeature 1500
        let _scaleFactor = defaultArg scaleFactor 1.3f
        let _nLevels = defaultArg nLevels 5
*)
-> OrbFeaturesFinder