Opentk/Source/Examples/Tutorial/T03_RotatingCube.cs
the_fiddler 59b503b3c3 Bumped version numbers.
WinRawInput now correctly subclasses WinGLNative or WinGLControl. WinRawKeyboard now correctly responds to events.
Removed T10_GLSL_Cube.cs which was erroneously moved outside the Examples/Tutorial directory.
Updated INativeWindow, IGameWindow and IGLControl interfaces.
Updated examples to use the new GameWindow interface.
Added documentation to GameWindow.
Improved GameWindow error handling. More defensive programming.
2007-08-04 12:09:58 +00:00

189 lines
5.1 KiB
C#

#region --- License ---
/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
* See license.txt for license info
*/
#endregion
#region --- Using Directives ---
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using OpenTK;
using OpenTK.OpenGL;
using OpenTK.Platform;
using Enums = OpenTK.OpenGL.GL.Enums;
#endregion
namespace Examples.Tutorial
{
public class T03_RotatingCube : OpenTK.GameWindow, IExample
{
#region --- Fields ---
/// <summary>
/// Denotes the cube rotation.
/// </summary>
float angle = 0.0f;
#endregion
#region --- Constructors ---
public T03_RotatingCube()
{
CreateWindow(new DisplayMode(800, 600));
Context.MakeCurrent();
GL.ClearColor(0.1f, 0.1f, 0.5f, 0.0f);
GL.Enable(Enums.EnableCap.DEPTH_TEST);
this.OnResize(new ResizeEventArgs(this.Width, this.Height));
}
#endregion
#region Resize event handler
/// <summary>
/// Called when the user resizes the window.
/// </summary>
/// <param name="e">Contains the new width/height of the window.</param>
/// <remarks>
/// You want the OpenGL viewport to match the window. This is the place to do it!
/// </remarks>
protected override void OnResize(OpenTK.Platform.ResizeEventArgs e)
{
base.OnResize(e);
GL.Viewport(0, 0, e.Width, e.Height);
double ratio = e.Width / (double)e.Height;
GL.MatrixMode(Enums.MatrixMode.PROJECTION);
GL.LoadIdentity();
Glu.Perspective(45.0, ratio, 1.0, 64.0);
}
#endregion
#region OnUpdateFrame function
/// <summary>
/// Prepares the next frame for rendering.
/// </summary>
/// <remarks>
/// Place your control logic here. This is the place to respond to user input,
/// update object positions etc.
/// </remarks>
public override void OnUpdateFrame()
{
if (Keyboard[0][OpenTK.Input.Keys.Escape])
{
this.Exit();
return;
}
if ((Keyboard[0][OpenTK.Input.Keys.LeftAlt] || Keyboard[0][OpenTK.Input.Keys.RightAlt]) &&
Keyboard[0][OpenTK.Input.Keys.Enter])
{
Fullscreen = true;
}
GL.MatrixMode(Enums.MatrixMode.MODELVIEW);
GL.LoadIdentity();
Glu.LookAt(
0.0, 5.0, 5.0,
0.0, 0.0, 0.0,
0.0, 1.0, 0.0
);
GL.Rotatef(angle, 0.0f, 1.0f, 0.0f);
angle += 0.5f;
}
#endregion
#region OnRenderFrame function
/// <summary>
/// Place your rendering code here.
/// </summary>
public override void OnRenderFrame()
{
GL.Clear(Enums.ClearBufferMask.COLOR_BUFFER_BIT | Enums.ClearBufferMask.DEPTH_BUFFER_BIT);
DrawCube();
Context.SwapBuffers();
}
#endregion
#region private void DrawCube()
private void DrawCube()
{
GL.Begin(GL.Enums.BeginMode.QUADS);
GL.Color3(1.0f, 0.0f, 0.0f);
GL.Vertex3(-1.0f, -1.0f, -1.0f);
GL.Vertex3(-1.0f, 1.0f, -1.0f);
GL.Vertex3(1.0f, 1.0f, -1.0f);
GL.Vertex3(1.0f, -1.0f, -1.0f);
GL.Color3(1.0f, 1.0f, 0.0f);
GL.Vertex3(-1.0f, -1.0f, -1.0f);
GL.Vertex3(1.0f, -1.0f, -1.0f);
GL.Vertex3(1.0f, -1.0f, 1.0f);
GL.Vertex3(-1.0f, -1.0f, 1.0f);
GL.Color3(1.0f, 0.0f, 1.0f);
GL.Vertex3(-1.0f, -1.0f, -1.0f);
GL.Vertex3(-1.0f, -1.0f, 1.0f);
GL.Vertex3(-1.0f, 1.0f, 1.0f);
GL.Vertex3(-1.0f, 1.0f, -1.0f);
GL.Color3(0.0f, 1.0f, 0.0f);
GL.Vertex3(-1.0f, -1.0f, 1.0f);
GL.Vertex3(1.0f, -1.0f, 1.0f);
GL.Vertex3(1.0f, 1.0f, 1.0f);
GL.Vertex3(-1.0f, 1.0f, 1.0f);
GL.Color3(0.0f, 0.0f, 1.0f);
GL.Vertex3(-1.0f, 1.0f, -1.0f);
GL.Vertex3(-1.0f, 1.0f, 1.0f);
GL.Vertex3(1.0f, 1.0f, 1.0f);
GL.Vertex3(1.0f, 1.0f, -1.0f);
GL.Color3(0.0f, 1.0f, 1.0f);
GL.Vertex3(1.0f, -1.0f, -1.0f);
GL.Vertex3(1.0f, 1.0f, -1.0f);
GL.Vertex3(1.0f, 1.0f, 1.0f);
GL.Vertex3(1.0f, -1.0f, 1.0f);
GL.End();
}
#endregion
#region public void Launch()
/// <summary>
/// Launches this example.
/// </summary>
/// <remarks>
/// Provides a simple way for the example launcher to launch the examples.
/// </remarks>
public void Launch()
{
Run();
}
#endregion
}
}