C# Path.getVertices方法代码示例

		/// <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.isClosed )
				throw new Exception( "The path must be closed to convert to a polygon." );

			var verts = path.getVertices( subdivisions );
			var decomposedVerts = Triangulate.convexPartition( new Vertices( verts ), TriangulationAlgorithm.Bayazit );

			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 )
		{
			var verts = path.getVertices( subdivisions );
			if( path.isClosed )
			{
				var chain = new ChainShape( verts, true );
				body.createFixture( chain );
			}
			else
			{
				for( int i = 1; i < verts.Count; i++ )
				{
					body.createFixture( new EdgeShape( verts[i], verts[i - 1] ) );
				}
			}
		}