public GetVertices ( int divisions ) : List |
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divisions | int | Number of divisions between each control point. |
리턴 | List |
/// <summary> /// Convert a closed path into a polygon. /// Convex decomposition is automatically performed. /// </summary> /// <param name="path">The path.</param> /// <param name="body">The body.</param> /// <param name="density">The density.</param> /// <param name="subdivisions">The subdivisions.</param> public static void ConvertPathToPolygon(Path path, Body body, float density, int subdivisions) { if (!path.Closed) throw new Exception("The path must be closed to convert to a polygon."); List<Vector2> verts = path.GetVertices(subdivisions); List<Vertices> decomposedVerts = EarclipDecomposer.ConvexPartition(new Vertices(verts)); //List<Vertices> decomposedVerts = BayazitDecomposer.ConvexPartition(new Vertices(verts)); foreach (Vertices item in decomposedVerts) { body.CreateFixture(new PolygonShape(item, density)); } }
//Contributed by Matthew Bettcher /// <summary> /// Convert a path into a set of edges and attaches them to the specified body. /// Note: use only for static edges. /// </summary> /// <param name="path">The path.</param> /// <param name="body">The body.</param> /// <param name="subdivisions">The subdivisions.</param> public static void ConvertPathToEdges(Path path, Body body, int subdivisions) { List<Vector2> verts = path.GetVertices(subdivisions); for (int i = 1; i < verts.Count; i++) { body.CreateFixture(new PolygonShape(PolygonTools.CreateEdge(verts[i], verts[i - 1]), 0)); } if (path.Closed) { body.CreateFixture(new PolygonShape(PolygonTools.CreateEdge(verts[verts.Count - 1], verts[0]), 0)); } }