void Process(
	Rectangle pixelsRectangle,
	Color[] pixels,
	Point start,
	Point end
)

Sub Process ( 
	pixelsRectangle As Rectangle,
	pixels As Color(),
	start As Point,
	end As Point
)

void Process(
	Rectangle pixelsRectangle, 
	array<Color>^ pixels, 
	Point start, 
	Point end
)

abstract Process : 
        pixelsRectangle : Rectangle * 
        pixels : Color[] * 
        start : Point * 
        end : Point -> unit