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A DummyGLControl driver is now created when in DesignMode. Removes expensive GLContext initialization, and improves designer stability.

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This commit is contained in:
the_fiddler 2007-09-02 08:07:09 +00:00
parent fc4e0f3698
commit 00463df2e8
1 changed files with 20 additions and 41 deletions
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61
Source/OpenTK/GLControl.cs
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@ -57,44 +57,14 @@ namespace OpenTK
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
//this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
this.Disposed += new EventHandler(GLControl_Disposed);
//Debug.Print("Creating GLControl.");
//this.CreateControl();
}
void GLControl_Disposed(object sender, EventArgs e)
{
//glControl.Context.Dispose();
//Application.ExitThread();
}
#endregion
/*
CreateParams @params;
protected override CreateParams CreateParams
{
get
{
if (@params == null)
{
@params = base.CreateParams;
//@params.ClassStyle = (int)
// (OpenTK.Platform.Windows.API.WindowClassStyle.OwnDC |
// OpenTK.Platform.Windows.API.WindowClassStyle.HRedraw |
// OpenTK.Platform.Windows.API.WindowClassStyle.VRedraw);
//@params.Style = (int)
// (OpenTK.Platform.Windows.API.WindowStyle.ClipChildren);
// OpenTK.Platform.Windows.API.WindowStyle.ClipSiblings);
//@params.ExStyle = OpenTK.Platform.Windows.API.ExtendedWindowStyle.
}
return @params;
}
}
*/
#region --- Public Methods ---
#region public void CreateContext()
/// <summary>
/// Forces the creation of the opengl rendering context.
/// </summary>
@ -105,7 +75,11 @@ namespace OpenTK
throw new ApplicationException("Attempted to create GLControl more than once.");
}
try
if (this.DesignMode)
{
glControl = new DummyGLControl();
}
else
{
switch (Environment.OSVersion.Platform)
{
@ -113,21 +87,16 @@ namespace OpenTK
case PlatformID.Win32Windows:
glControl = new OpenTK.Platform.Windows.WinGLControl(this, new DisplayMode(Width, Height));
break;
case PlatformID.Unix:
case (PlatformID)128: // some older versions of Mono reported 128.
glControl = new OpenTK.Platform.X11.X11GLControl(this);
break;
default:
throw new PlatformNotSupportedException("Your operating system is not currently supported. We are sorry for the inconvenience.");
}
}
catch (Exception e)
{
Debug.Print("Could not create GLControl, error: {0}", e.ToString());
throw;
}
this.Visible = true;
@ -135,6 +104,10 @@ namespace OpenTK
this.OnResize(EventArgs.Empty);
}
#endregion
#region public void SwapBuffers()
/// <summary>
/// Swaps the front and back buffers, and presents the rendered scene to the screen.
/// </summary>
@ -143,6 +116,10 @@ namespace OpenTK
Context.SwapBuffers();
}
#endregion
#region public void MakeCurrent()
/// <summary>
/// Makes the underlying GLContext of this GLControl current. All OpenGL commands issued
/// from this point are interpreted by this GLContext.
@ -154,6 +131,8 @@ namespace OpenTK
#endregion
#endregion
#region --- Public Properties ---
/// <summary>