Есть ли в XNA другие примитивы?

using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using System;
 
namespace DrawUserPrimitivesWindows
{
    public class Game1 : Microsoft.Xna.Framework.Game
    {
        Matrix worldMatrix;
        Matrix viewMatrix;
        Matrix projectionMatrix;
 
        BasicEffect basicEffect;
        VertexDeclaration vertexDeclaration;
        VertexPositionColor[] pointList;
        VertexBuffer vertexBuffer;
 
        int points = 80;
        short[] lineStripIndices;
        RasterizerState rasterizerState;
 
        GraphicsDeviceManager graphics;
 
        public Game1()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = "Content";
        }
        protected override void Initialize()
        {
            viewMatrix = Matrix.CreateLookAt(new Vector3(0.0f, 0.0f, 1.0f), Vector3.Zero, Vector3.Up);
            projectionMatrix = Matrix.CreateOrthographicOffCenter(0, (float)GraphicsDevice.Viewport.Width, (float)GraphicsDevice.Viewport.Height, 0, 1.0f, 1000.0f);
            vertexDeclaration = new VertexDeclaration(new VertexElement[]{new VertexElement(0, VertexElementFormat.Vector3, VertexElementUsage.Position, 0), 
                new VertexElement(12, VertexElementFormat.Color, VertexElementUsage.Color, 0)});
            basicEffect = new BasicEffect(GraphicsDevice);
            basicEffect.VertexColorEnabled = true;
            worldMatrix = Matrix.CreateTranslation(GraphicsDevice.Viewport.Width / 2f - 150,
                GraphicsDevice.Viewport.Height / 2f - 50, 0);
            basicEffect.World = worldMatrix;
            basicEffect.View = viewMatrix;
            basicEffect.Projection = projectionMatrix;
 
            //Заполняем точки:
            InitializeLineStrip();
 
            rasterizerState = new RasterizerState();
            rasterizerState.FillMode = FillMode.WireFrame;
            rasterizerState.CullMode = CullMode.None;
            base.Initialize();
        }
        protected override void LoadContent()
        {
        }
        private void InitializeLineStrip()
        {
 
            //Координаты центра:
            Vector3 CENTER = new Vector3(100, 100, 0);
            //Радиус:
            float R = 100;
            lineStripIndices = new short[points];
            for (int i = 0; i < points; i++) lineStripIndices[i] = (short)(i);
            pointList = new VertexPositionColor[points];
            for (int i = 0; i < points; i++)
            {
                float phi = (float)(i) / (float)(points-1) * MathHelper.TwoPi;
                pointList[i] = new VertexPositionColor(
                    new Vector3(CENTER.X - R * (float)Math.Sin(phi), CENTER.Y - R * (float)Math.Cos(phi), 0), Color.White);
            }
            vertexBuffer = new VertexBuffer(graphics.GraphicsDevice, vertexDeclaration,
                points, BufferUsage.None);
            vertexBuffer.SetData<VertexPositionColor>(pointList);
        }
 
        protected override void Update(GameTime gameTime)
        {
            base.Update(gameTime);
        }
        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.SteelBlue);
            foreach (EffectPass pass in basicEffect.CurrentTechnique.Passes)
            {
                pass.Apply(); DrawLineStrip();
            }
            base.Draw(gameTime);
        }
 
        private void DrawLineStrip()
        {
            GraphicsDevice.DrawUserIndexedPrimitives<VertexPositionColor>(
                PrimitiveType.LineStrip,
                pointList,
                0,   // vertex buffer offset to add to each element of the index buffer
                points,   // number of vertices to draw
                lineStripIndices,
                0,   // first index element to read
                points-1    // number of primitives to draw
            );
        }
    }
}