本文整理汇总了C#中Point2d.DivideBy方法的典型用法代码示例。如果您正苦于以下问题：C# Point2d.DivideBy方法的具体用法？C# Point2d.DivideBy怎么用？C# Point2d.DivideBy使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Point2d的用法示例。

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示例1: Centroid2d

 /// <summary>
        /// Gets the centroid of the polyline.
        /// </summary>
        /// <param name="pl">The instance to which the method applies.</param>
        /// <returns>The centroid of the polyline (OCS coordinates).</returns>
        public static Point2d Centroid2d(this Polyline pl)
        {
            Point2d cen = new Point2d();
            Triangle2d tri = new Triangle2d();
            CircularArc2d arc = new CircularArc2d();
            double tmpArea;
            double area = 0.0;
            int last = pl.NumberOfVertices - 1;
            Point2d p0 = pl.GetPoint2dAt(0);
            double bulge = pl.GetBulgeAt(0);

            if (bulge != 0.0)
            {
                arc = pl.GetArcSegment2dAt(0);
                area = arc.AlgebricArea();
                cen = arc.Centroid() * area;
            }
            for (int i = 1; i < last; i++)
            {
                tri.Set(p0, pl.GetPoint2dAt(i), pl.GetPoint2dAt(i + 1));
                tmpArea = tri.AlgebricArea;
                cen += (tri.Centroid * tmpArea).GetAsVector();
                area += tmpArea;
                bulge = pl.GetBulgeAt(i);
                if (bulge != 0.0)
                {
                    arc = pl.GetArcSegment2dAt(i);
                    tmpArea = arc.AlgebricArea();
                    area += tmpArea;
                    cen += (arc.Centroid() * tmpArea).GetAsVector();
                }
            }
            bulge = pl.GetBulgeAt(last);
            if ((bulge != 0.0) && (pl.Closed == true))
            {
                arc = pl.GetArcSegment2dAt(last);
                tmpArea = arc.AlgebricArea();
                area += tmpArea;
                cen += (arc.Centroid() * tmpArea).GetAsVector();
            }
            return cen.DivideBy(area);
        }

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示例：示例的拼音

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Point2d：Point2d

DivideBy：DivideBy