PreShaderTest/PreShaderTest/PreShaderTestGame.cs

using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;

namespace PreShaderTest
{
    class PreShaderTestGame : Game
    {
        GraphicsDeviceManager graphics;

        VertexBuffer vertexBuffer;
        Smuggler.PBREffect pbrEffect;
        Texture2D albedoTexture;

        public PreShaderTestGame()
        {
            graphics = new GraphicsDeviceManager(this);
            graphics.PreferredBackBufferWidth = 1280;
            graphics.PreferredBackBufferHeight = 720;
            graphics.PreferMultiSampling = true;
            Content.RootDirectory = "Content";

            Window.AllowUserResizing = true;
            IsMouseVisible = true;
        }

        protected override void LoadContent()
        {
            vertexBuffer = new VertexBuffer(GraphicsDevice, typeof(VertexPositionNormalTexture), 1, BufferUsage.None);

            vertexBuffer.SetData(new VertexPositionNormalTexture[] {
                new VertexPositionNormalTexture(
                    new Vector3(0, 0, 0),
                    new Vector3(0, 1, 0),
                    new Vector2(0, 1)
                )
            });

            albedoTexture = new Texture2D(GraphicsDevice, 1, 1);
            albedoTexture.SetData(new Color[] { new Color(1, 0, 1, 1) });
            
            pbrEffect = new Smuggler.PBREffect(GraphicsDevice);
            pbrEffect.AlbedoTexture = albedoTexture;
        }

        protected override void UnloadContent()
        {
            base.UnloadContent();
        }

        protected override void Update(GameTime gameTime)
        {
            //
            // Insert your game update logic here.
            //

            base.Update(gameTime);
        }

        protected override void Draw(GameTime gameTime)
        {
            //
            // Replace this with your own drawing code.
            //

            GraphicsDevice.Clear(Color.CornflowerBlue);

            pbrEffect.Techniques[0].Passes[0].Apply();

            GraphicsDevice.SetVertexBuffer(vertexBuffer);
            GraphicsDevice.DrawPrimitives(PrimitiveType.PointListEXT, 0, 1);

            base.Draw(gameTime);
        }
    }
}