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   源码介绍

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采用netDxf插件读取服装打样文件，并根据厂家的用料最优的要求进行排样（仅针对Block数据块）

        public static bool SimpleSum(Polygon2D P, Polygon2D Q, out List<Point2D> R)
        {
            R = new List<Point2D>();
            if (P.Count >= 3 && Q.Count >= 3)
            {
                int pi = 0;
                int qi = 0;
                while (pi < P.Count || qi < Q.Count)
                {
                    int pii = pi % P.Count;
                    int qii = qi % Q.Count;

                    R.Add(new Point2D(string.Format("{0}-{1}", P[pii].name, Q[qii].name), P[pii].x Q[qii].x, P[pii].y Q[qii].y));
                    if (pi == P.Count && qi < Q.Count)
                        qi ;
                    else if (pi < P.Count && qi == Q.Count)
                        pi ;
                    else if (P[(pi 1) % P.Count].deg < Q[(qi 1) % Q.Count].deg)
                        pi ;
                    else if (P[(pi 1) % P.Count].deg > Q[(qi 1) % Q.Count].deg)
                        qi ;
                    else
                    {
                        pi ;
                        qi ;
                    }
                }
                //R.Add(new Point2D(string.Format("{0}-{1}", P[pi].name, Q[qi].name), P[pi].x Q[qi].x, P[pi].y Q[qi].y));
                R = new Polygon2D(R, false, false).ToList();
                return true;
            }
            else
                return false;
        }