public static extern IntPtr imaqSpoke2(IntPtr image, ref ROI roi, SpokeDirection direction, EdgeProcess process, int stepSize, ref EdgeOptions2 edgeOptions);
public static extern IntPtr imaqEdgeTool4(IntPtr image, ref ROI roi, EdgeProcess processType, ref EdgeOptions2 edgeOptions, uint reverseDirection);
public static extern IntPtr imaqEdgeTool2(IntPtr image, ref Point points, int numPoints, EdgeProcess process, ref EdgeOptions options, ref int numEdges);
public static extern IntPtr imaqRake(IntPtr image, ref ROI roi, RakeDirection direction, EdgeProcess process, ref RakeOptions options);
public static extern IntPtr imaqEdgeTool3(IntPtr image, ref ROI roi, EdgeProcess processType, ref EdgeOptions2 edgeOptions);