public void BenchmarkSolidConstruction()
 {
     var idg = new IDGenerator();
     var box = new Box(Coordinate.One * -100, Coordinate.One * 100);
     var planes = new CylinderBrush().Create(idg, box, null, 2).OfType<Solid>().SelectMany(x => x.Faces).Select(x => x.Plane).ToList();
     var stopwatch = new Stopwatch();
     stopwatch.Start();
     for (var b = 0; b < 1000; b++)
     {
         Solid.CreateFromIntersectingPlanes(planes, idg);
     }
     stopwatch.Stop();
     Debug.WriteLine(stopwatch.Elapsed);
     stopwatch.Restart();
     for (var b = 0; b < 1000; b++)
     {
         var polys = new List<Polygon>();
         for (var i = 0; i < planes.Count; i++)
         {
             var poly = new Polygon(planes[i]);
             for (var j = 0; j < planes.Count; j++)
             {
                 if (i != j) poly.Split(planes[j]);
             }
             polys.Add(poly);
         }
         var solid = new Solid(idg.GetNextObjectID());
         foreach (var polygon in polys)
         {
             var face = new Face(idg.GetNextFaceID()) {Plane = polygon.Plane};
             face.Vertices.AddRange(polygon.Vertices.Select(x => new Vertex(x, face)));
             face.UpdateBoundingBox();
             face.AlignTextureToWorld();
             solid.Faces.Add(face);
         }
         solid.UpdateBoundingBox();
     }
     stopwatch.Stop();
     Debug.WriteLine(stopwatch.Elapsed);
 }
 public void TestValidSolids()
 {
     var idg = new IDGenerator();
     var box = new Box(Coordinate.One * -100, Coordinate.One * 100);
     var planes = new CylinderBrush().Create(idg, box, null, 2).OfType<Solid>().SelectMany(x => x.Faces).Select(x => x.Plane).ToList();
     var solid = Solid.CreateFromIntersectingPlanes(planes, idg);
     Assert.IsTrue(solid.IsValid());
 }