public Statistics(Game game)
{
// By default, this class only sets the frames per second statistic
m_statistics = new Dictionary<string, string>();
m_statistics["FPS"] = "0";
// Load the font to be used for drawing text
m_textFont = new Font(FontFamily.GenericSansSerif, 10);
m_textBrush = new SolidBrush(Color.White);
// Create a bitmap to store the text
m_textBitmap = new Bitmap(game.Width, game.Height);
// Create and bind a texture object
m_textTexture = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, m_textTexture);
// Set linear filtering for stretching and shrinking textures
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)All.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)All.Linear);
// Allocate memory, so we can update efficiently using TexSubImage2D
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba,
m_textBitmap.Width, m_textBitmap.Height, 0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, IntPtr.Zero);
}
public static void Main(string[] args)
{
using (Game game = new Game())
{
game.Run(60.0);
}
}
/// <summary>
/// Creates the instance of the camera at the given location.
/// </summary>
/// <param name="position">Position of the camera.</param>
/// <param name="target">The target towards which the camera is pointing.</param>
public Camera(Game game, Vector3 position, Vector3 target)
: this(game)
{
m_position = position;
m_direction = target - m_position;
m_direction.Normalize();
View = CreateLookAt();
}
/// <summary>
/// Creates the instance of the camera.
/// </summary>
public Camera(Game game)
{
// Create the direction vector and normalize it since it will be used for movement
m_direction = Vector3.Zero - m_position;
m_direction.Normalize();
// Create default camera matrices
Projection = Matrix4.CreatePerspectiveFieldOfView(MathHelper.PiOver4, game.Width / (float)game.Height, 0.01f, 1000);
View = CreateLookAt();
}
