public delegate Nullable<SbColor> RGBFunction(
	float name_0
)

Public Delegate Function RGBFunction ( 
	name_0 As Single
) As Nullable(Of SbColor)

public delegate Nullable<SbColor> RGBFunction(
	float name_0
)

type RGBFunction = 
    delegate of 
        name_0 : float32 -> Nullable<SbColor>