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C# Utils.GetPlaneMatrix方法代码示例

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


在下文中一共展示了Utils.GetPlaneMatrix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: Triangulate

        void Triangulate(List<Dictionary<int, int>> contours, Utils.Plane plane, List<Vector3>[] vertices, List<Vector3>[] normals, List<Vector2>[] uvs, List<int>[] triangles, bool uvCutMesh)
        {
            if (contours.Count == 0 || contours[0].Count < 3)
            {
                return;
            }

            // prepare plane matrix
            var m = plane.GetPlaneMatrix();
            var mInv = m.inverse;

            var zShit = 0.0f;

            var polygons = new List<Polygon>(contours.Count);

            // construct polygons from contours
            Polygon highAreaPoly = null;
            foreach (var ctr in contours)
            {
                var polygonPoints = new Vector2[ctr.Count];
                var j = 0;

                foreach (var i in ctr.Values)
                {
                    var p = mInv*vertices[0][i];
                    polygonPoints[j++] = p;

                    // save z-coordinate
                    zShit = p.z;
                }

                var polygon = new Polygon(polygonPoints);
                polygons.Add(polygon);

                if (highAreaPoly == null || highAreaPoly.Area < polygon.Area)
                {
                    highAreaPoly = polygon;
                }
            }

            MeshUtils.Assert(polygons.Count > 0, "Zero polygons!");

            // test for holes
            if (polygons.Count > 0)
            {
                var polyToRemove = new List<Polygon>();

                foreach (var polygon in polygons)
                {
                    if (polygon != highAreaPoly)
                    {
                        if (highAreaPoly.IsPointInside(polygon.Points[0]))
                        {
                            highAreaPoly.AddHole(polygon);
                            polyToRemove.Add(polygon);
                        }
                    }
                }

                foreach (var polygon in polyToRemove)
                {
                    polygons.Remove(polygon);
                }
            }

            var vertCounter0 = vertices[0].Count;
            var vertCounter1 = vertices[1].Count;

            foreach (var polygon in polygons)
            {
                var indices = polygon.Triangulate();

                // get polygon bounding square size
                var min = Mathf.Min(polygon.Min.x, polygon.Min.y);
                var max = Mathf.Max(polygon.Max.x, polygon.Max.y);
                var polygonSize = min - max;

            //                MeshUtils.Log("PolygonSize: " + polygonSize + " " + polygon.Min + " " + polygon.Max);

                foreach (var polyPoint in polygon.Points)
                {
                    var p = m * new Vector3(polyPoint.x, polyPoint.y, zShit);

                    vertices[0].Add(p);
                    vertices[1].Add(p);
                    normals[0].Add(-plane.Normal);
                    normals[1].Add(plane.Normal);

                    if (uvCutMesh)
                    {
                        uvs[0].Add(new Vector2((polyPoint.x - min) / polygonSize,
                                               (polyPoint.y - min) / polygonSize));
                        uvs[1].Add(new Vector2((polyPoint.x - min) / polygonSize,
                                               (polyPoint.y - min) / polygonSize));
                    }
                    else
                    {
                        uvs[0].Add(Vector2.zero);
                        uvs[1].Add(Vector2.zero);
                    }
//.........这里部分代码省略.........
开发者ID:pisipo,项目名称:CTB,代码行数:101,代码来源:MeshCutter.cs


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