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Now initializes GL class. Slight layout improvements. Removed useless constructors.

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This commit is contained in:
the_fiddler 2007-11-04 15:37:41 +00:00
parent db3b1d52c9
commit abb087314f
1 changed files with 26 additions and 37 deletions
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63
Source/OpenTK/Platform/X11/X11GLContext.cs
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@ -29,57 +29,39 @@ namespace OpenTK.Platform.X11
#region --- Constructors ---
internal X11GLContext() : this(new DisplayMode(), new WindowInfo())
{
}
internal X11GLContext(DisplayMode mode) : this(mode, new WindowInfo())
{
}
public X11GLContext(DisplayMode mode, IWindowInfo info)
{
if (info == null)
throw new ArgumentNullException("IWindowInfo cannot be null.");
this.windowInfo = info as WindowInfo;
this.windowInfo = new WindowInfo(info);
if (this.windowInfo == null)
throw new Exception("Problem");
this.mode = mode;
this.ChooseContext();
}
#endregion
//#region private XVisualInfo VisualInfo
//private XVisualInfo VisualInfo
//{
// get { return windowInfo.VisualInfo; }
//}
//#endregion
//#region private IntPtr Handle
//private IntPtr Handle
//{
// get { return windowInfo.Handle; }
// set { windowInfo.Handle = value; }
//}
//#endregion
#region private void PrepareContext()
#region private void ChooseContext()
private void ChooseContext()
{
List<int> visualAttributes = new List<int>();
if (mode == null)
// TODO: Improve modesetting code.
if (mode == null || mode.Color.BitsPerPixel == 0)
{
// Define the bare essentials - needed for compatibility with Mono's System.Windows.Forms
Debug.Print("Preparing visual for System.Windows.Forms (compatibility mode)");
visualAttributes.Add((int)Glx.Enums.GLXAttribute.RGBA);
visualAttributes.Add((int)Glx.Enums.GLXAttribute.RED_SIZE);
visualAttributes.Add((int)1);
visualAttributes.Add((int)Glx.Enums.GLXAttribute.GREEN_SIZE);
visualAttributes.Add((int)1);
visualAttributes.Add((int)Glx.Enums.GLXAttribute.BLUE_SIZE);
visualAttributes.Add((int)1);
visualAttributes.Add((int)Glx.Enums.GLXAttribute.DEPTH_SIZE);
visualAttributes.Add((int)1);
visualAttributes.Add((int)Glx.Enums.GLXAttribute.DOUBLEBUFFER);
@ -107,12 +89,13 @@ namespace OpenTK.Platform.X11
visual = Glx.ChooseVisual(windowInfo.Display, windowInfo.Screen, visualAttributes.ToArray());
if (visual == IntPtr.Zero)
{
throw new ApplicationException(String.Format("Requested DisplayMode not available ({0}).", mode.ToString()));
throw new ApplicationException("Could not create requested DisplayMode.");
}
else
{
windowInfo.VisualInfo = (XVisualInfo)Marshal.PtrToStructure(visual, typeof(XVisualInfo));
Debug.Print("Prepared visual: {0}", windowInfo.VisualInfo.ToString());
windowInfo.VisualInfo = (XVisualInfo)Marshal.PtrToStructure(visual,
typeof(XVisualInfo));
Debug.Print("Chose visual {0}", windowInfo.VisualInfo.ToString());
}
}
@ -138,15 +121,11 @@ namespace OpenTK.Platform.X11
private set
{
if (context == IntPtr.Zero)
{
mode = value;
}
else
{
Debug.Print("Cannot change DisplayMode of an existing context.");
}
}
}
#endregion
@ -188,6 +167,11 @@ namespace OpenTK.Platform.X11
if (context != IntPtr.Zero)
{
Debug.Print("New opengl context created. (id: {0})", context);
this.MakeCurrent();
GL.LoadAll();
Glu.LoadAll();
return;
}
// Context creation failed. Retry with a non-shared context with the
@ -198,6 +182,11 @@ namespace OpenTK.Platform.X11
if (context != IntPtr.Zero)
{
Debug.Print("New opengl context created. (id: {0})", context);
this.MakeCurrent();
GL.LoadAll();
Glu.LoadAll();
return;
}