public static void SelfIntersectionTest() { var pline = PolyLine.Rectangle(2, 2); bool test = pline.IsSelfIntersectingXY(); Core.Print(test.ToString()); }
private void VoronoiButton_Click(object sender, RoutedEventArgs e) { Random rng = null; if (VoronoiSeedBox.Text.IsNumeric()) { int seed = int.Parse(VoronoiSeedBox.Text); rng = new Random(seed); } else { rng = new Random(); } BoundingBox box = new BoundingBox(0, 10, -10, 0, 0, 0); int size = 500; Geometry.Vector[] points = box.RandomPointsInside(rng, size); VertexCollection verts = new VertexCollection(points); MeshFaceCollection faces = Mesh.DelaunayTriangulationXY(verts, null, box, false); Dictionary <Vertex, MeshFace> voronoi = Mesh.VoronoiFromDelaunay(verts, faces); MeshFaceCollection outFaces = new MeshFaceCollection(voronoi.Values); PolyLine rect = PolyLine.Rectangle(0, -10, 10, 0); outFaces = outFaces.TrimToPolygonXY(rect.Vertices); outFaces = outFaces.TrimToPolygonXY(rect.Vertices); //Test duplicate edges VertexGeometryCollection geometry = new VertexGeometryCollection(outFaces.ExtractFaceBoundaries()); //ShapeCollection geometry = faces.ExtractFaceBoundaries(); geometry.Add(new Cloud(verts.ExtractPoints())); VoronoiCanvas.Geometry = geometry; }