public static extern int imaqGetPolygonArea(ref PointFloat points, int numPoints, ref float area);
public static extern int imaqGetMidLine(PointFloat refLineStart, PointFloat refLineEnd, PointFloat point, ref PointFloat midLineStart, ref PointFloat midLineEnd);
public static extern int imaqGetPerpendicularLine(PointFloat refLineStart, PointFloat refLineEnd, PointFloat point, ref PointFloat perpLineStart, ref PointFloat perpLineEnd, ref double distance);
public static extern int imaqMorphologyReconstruct(IntPtr dstImage, IntPtr srcImage, IntPtr markerImage, ref PointFloat points, int numOfPoints, MorphologyReconstructOperation operation, Connectivity connectivity, ref ROI roi);
public static extern int imaqGetIntersection(PointFloat start1, PointFloat end1, PointFloat start2, PointFloat end2, ref PointFloat intersection);
public static extern IntPtr imaqTransformPixelToRealWorld(IntPtr image, ref PointFloat pixelCoordinates, int numCoordinates);
public static extern int imaqCentroid(IntPtr image, ref PointFloat centroid, IntPtr mask);
public static extern IntPtr imaqFitEllipse2(ref PointFloat points, int numPoints, ref FitEllipseOptions options);
public static extern IntPtr imaqFitLine(ref PointFloat points, int numPoints, ref FitLineOptions options);
public static extern int imaqBestCircle(ref PointFloat points, int numPoints, ref PointFloat center, ref double radius);
public static extern int imaqDetectRotation(IntPtr referenceImage, IntPtr testImage, PointFloat referenceCenter, PointFloat testCenter, int radius, float precision, ref double angle);
public static extern int imaqFitCircle(ref PointFloat points, int numPoints, ref BestCircle circle);
public static extern int imaqFitEllipse(ref PointFloat points, int numPoints, ref BestEllipse ellipse);
public static extern int imaqLearnGoldenTemplate(IntPtr goldenTemplate, PointFloat originOffset, IntPtr mask);
public static extern IntPtr imaqGetMeterArc(int lightNeedle, MeterArcMode mode, ref ROI roi, PointFloat basePoint, PointFloat start, PointFloat end);
public static extern int imaqGetAngle(PointFloat start1, PointFloat end1, PointFloat start2, PointFloat end2, ref float angle);
public static extern int imaqReadMeter(IntPtr image, ref MeterArc arcInfo, ref double percentage, ref PointFloat endOfNeedle);
public static extern int imaqGetBisectingLine(PointFloat start1, PointFloat end1, PointFloat start2, PointFloat end2, ref PointFloat bisectStart, ref PointFloat bisectEnd);
public static extern IntPtr imaqTransformRealWorldToPixel(IntPtr image, ref PointFloat realWorldCoordinates, int numCoordinates);
public static extern int imaqGetDistance(PointFloat point1, PointFloat point2, ref float distance);
public static extern int imaqLearnGeometricPattern2(IntPtr image, PointFloat originOffset, double angleOffset, ref CurveOptions curveOptions, ref LearnGeometricPatternAdvancedOptions2 advancedLearnOptions, IntPtr mask);
public static extern int imaqGrayMorphologyReconstruct(IntPtr dstImage, IntPtr srcImage, IntPtr markerImage, ref PointFloat points, int numOfPoints, MorphologyReconstructOperation operation, ref StructuringElement structuringElement, ref ROI roi);