Spine.SkeletonBounds.Update C# (CSharp) Method

		public void Update (Skeleton skeleton, bool updateAabb) {
			ExposedList<BoundingBoxAttachment> boundingBoxes = BoundingBoxes;
			ExposedList<Polygon> polygons = Polygons;
			ExposedList<Slot> slots = skeleton.slots;
			int slotCount = slots.Count;

			boundingBoxes.Clear();
			for (int i = 0, n = polygons.Count; i < n; i++)
				polygonPool.Add(polygons.Items[i]);
			polygons.Clear();

			for (int i = 0; i < slotCount; i++) {
				Slot slot = slots.Items[i];
				BoundingBoxAttachment boundingBox = slot.attachment as BoundingBoxAttachment;
				if (boundingBox == null) continue;
				boundingBoxes.Add(boundingBox);

				Polygon polygon = null;
				int poolCount = polygonPool.Count;
				if (poolCount > 0) {
					polygon = polygonPool.Items[poolCount - 1];
					polygonPool.RemoveAt(poolCount - 1);
				} else
					polygon = new Polygon();
				polygons.Add(polygon);

				int count = boundingBox.Vertices.Length;
				polygon.Count = count;
				if (polygon.Vertices.Length < count) polygon.Vertices = new float[count];
				boundingBox.ComputeWorldVertices(slot, polygon.Vertices);
			}

			if (updateAabb) {
				AabbCompute();
			} else {
				minX = int.MinValue;
				minY = int.MinValue;
				maxX = int.MaxValue;
				maxY = int.MaxValue;
			}
		}

        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.Black);

            state.Update(gameTime.ElapsedGameTime.Milliseconds / 1000f);
            state.Apply(skeleton);
            skeleton.UpdateWorldTransform();
            skeletonRenderer.Begin();
            skeletonRenderer.Draw(skeleton);
            skeletonRenderer.End();

            bounds.Update(skeleton, true);
            MouseState mouse = Mouse.GetState();

            if (headSlot != null)
            {
                headSlot.G = 1;
                headSlot.B = 1;
                if (bounds.AabbContainsPoint(mouse.X, mouse.Y))
                {
                    BoundingBoxAttachment hit = bounds.ContainsPoint(mouse.X, mouse.Y);
                    if (hit != null)
                    {
                        headSlot.G = 0;
                        headSlot.B = 0;
                    }
                }
            }

            base.Draw(gameTime);
        }