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C# DelaunayTriangle.GetDelaunayEdgeCW方法代码示例

本文整理汇总了C#中DelaunayTriangle.GetDelaunayEdgeCW方法的典型用法代码示例。如果您正苦于以下问题:C# DelaunayTriangle.GetDelaunayEdgeCW方法的具体用法?C# DelaunayTriangle.GetDelaunayEdgeCW怎么用?C# DelaunayTriangle.GetDelaunayEdgeCW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DelaunayTriangle的用法示例。


在下文中一共展示了DelaunayTriangle.GetDelaunayEdgeCW方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: RotateTrianglePair

        /// <summary>
        /// Rotates a triangle pair one vertex CW
        ///       n2                    n2
        ///  P +-----+             P +-----+
        ///    | t  /|               |\  t |  
        ///    |   / |               | \   |
        ///  n1|  /  |n3           n1|  \  |n3
        ///    | /   |    after CW   |   \ |
        ///    |/ oT |               | oT \|
        ///    +-----+ oP            +-----+
        ///       n4                    n4
        /// </summary>
        private static void RotateTrianglePair(DelaunayTriangle t, TriangulationPoint p, DelaunayTriangle ot, TriangulationPoint op)
        {
            DelaunayTriangle n1 = t.NeighborCCW(p);
            DelaunayTriangle n2 = t.NeighborCW(p);
            DelaunayTriangle n3 = ot.NeighborCCW(op);
            DelaunayTriangle n4 = ot.NeighborCW(op);

            bool ce1 = t.GetConstrainedEdgeCCW(p);
            bool ce2 = t.GetConstrainedEdgeCW(p);
            bool ce3 = ot.GetConstrainedEdgeCCW(op);
            bool ce4 = ot.GetConstrainedEdgeCW(op);

            bool de1 = t.GetDelaunayEdgeCCW(p);
            bool de2 = t.GetDelaunayEdgeCW(p);
            bool de3 = ot.GetDelaunayEdgeCCW(op);
            bool de4 = ot.GetDelaunayEdgeCW(op);

            t.Legalize(p, op);
            ot.Legalize(op, p);

            // Remap dEdge
            ot.SetDelaunayEdgeCCW(p, de1);
            t.SetDelaunayEdgeCW(p, de2);
            t.SetDelaunayEdgeCCW(op, de3);
            ot.SetDelaunayEdgeCW(op, de4);

            // Remap cEdge
            ot.SetConstrainedEdgeCCW(p, ce1);
            t.SetConstrainedEdgeCW(p, ce2);
            t.SetConstrainedEdgeCCW(op, ce3);
            ot.SetConstrainedEdgeCW(op, ce4);

            // Remap neighbors
            // XXX: might optimize the markNeighbor by keeping track of
            //      what side should be assigned to what neighbor after the
            //      rotation. Now mark neighbor does lots of testing to find
            //      the right side.
            t.Neighbors.Clear();
            ot.Neighbors.Clear();
            if (n1 != null) ot.MarkNeighbor(n1);
            if (n2 != null) t.MarkNeighbor(n2);
            if (n3 != null) t.MarkNeighbor(n3);
            if (n4 != null) ot.MarkNeighbor(n4);
            t.MarkNeighbor(ot);
        }
开发者ID:Daramkun,项目名称:Misty,代码行数:57,代码来源:DTSweep.cs


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