MiniCubeGame.cs

// Copyright (c) 2010-2013 SharpDX - Alexandre Mutel
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System;

using SharpDX;
using SharpDX.Toolkit;

namespace MiniCube
{
    // Use this namespace here in case we need to use Direct3D11 namespace as well, as this
    // namespace will override the Direct3D11.
    using SharpDX.Toolkit.Graphics;

    /// <summary>
    /// Simple MiniCube application using SharpDX.Toolkit.
    /// The purpose of this application is to show a rotating cube using <see cref="BasicEffect"/>.
    /// </summary>
    public class MiniCubeGame : Game
    {
        private GraphicsDeviceManager graphicsDeviceManager;
        private BasicEffect basicEffect;
        private Buffer<VertexPositionColor> vertices;
        private VertexInputLayout inputLayout;

        /// <summary>
        /// Initializes a new instance of the <see cref="MiniCubeGame" /> class.
        /// </summary>
        public MiniCubeGame()
        {
            // Creates a graphics manager. This is mandatory.
            graphicsDeviceManager = new GraphicsDeviceManager(this);

            // Setup the relative directory to the executable directory
            // for loading contents with the ContentManager
            Content.RootDirectory = "Content";
        }

        protected override void LoadContent()
        {
            // Creates a basic effect
            basicEffect = ToDisposeContent(new BasicEffect(GraphicsDevice)
                {
                    VertexColorEnabled = true,
                    View = Matrix.LookAtLH(new Vector3(0, 0, -5), new Vector3(0, 0, 0), Vector3.UnitY),
                    Projection = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, (float)GraphicsDevice.BackBuffer.Width / GraphicsDevice.BackBuffer.Height, 0.1f, 100.0f),
                    World = Matrix.Identity
                });

            // Creates vertices for the cube
            vertices = ToDisposeContent(Buffer.Vertex.New(
                GraphicsDevice,
                new[]
                    {
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, -1.0f), Color.Orange), // Front
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, -1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, -1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, -1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, -1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, -1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, 1.0f), Color.Orange), // BACK
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, 1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, 1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, 1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, 1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, 1.0f), Color.Orange),
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, -1.0f), Color.OrangeRed), // Top
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, 1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, 1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, -1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, 1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, -1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, -1.0f), Color.OrangeRed), // Bottom
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, 1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, 1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, -1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, -1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, 1.0f), Color.OrangeRed),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, -1.0f), Color.DarkOrange), // Left
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, 1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, 1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(-1.0f, -1.0f, -1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, 1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(-1.0f, 1.0f, -1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, -1.0f), Color.DarkOrange), // Right
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, 1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, 1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(1.0f, -1.0f, -1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, -1.0f), Color.DarkOrange),
                        new VertexPositionColor(new Vector3(1.0f, 1.0f, 1.0f), Color.DarkOrange),
                    }));
            ToDisposeContent(vertices);

            // Create an input layout from the vertices
            inputLayout = VertexInputLayout.FromBuffer(0, vertices);

            base.LoadContent();
        }

        protected override void Initialize()
        {
            Window.Title = "MiniCube demo";

            base.Initialize();
        }

        protected override void Update(GameTime gameTime)
        {
            // Rotate the cube.
            var time = (float)gameTime.TotalGameTime.TotalSeconds;
            basicEffect.World = Matrix.RotationX(time) * Matrix.RotationY(time * 2.0f) * Matrix.RotationZ(time * .7f);
            basicEffect.Projection = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, (float)GraphicsDevice.BackBuffer.Width / GraphicsDevice.BackBuffer.Height, 0.1f, 100.0f);

            // Handle base.Update
            base.Update(gameTime);
        }

        protected override void Draw(GameTime gameTime)
        {
            // Clears the screen with the Color.CornflowerBlue
            GraphicsDevice.Clear(Color.CornflowerBlue);

            // Setup the vertices
            GraphicsDevice.SetVertexBuffer(vertices);
            GraphicsDevice.SetVertexInputLayout(inputLayout);

            // Apply the basic effect technique and draw the rotating cube
            basicEffect.CurrentTechnique.Passes[0].Apply();
            GraphicsDevice.Draw(PrimitiveType.TriangleList, vertices.ElementCount);

            // Handle base.Draw
            base.Draw(gameTime);
        }
    }
}