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Remove manual visual selection from the X11 initialization.

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This commit is contained in:
Jarl Gullberg 2017-09-15 12:38:49 +02:00
parent e879b73145
commit 649cce05f7
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GPG key ID: FBB69BD7CAE095A0
2 changed files with 3 additions and 109 deletions
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2
src/OpenTK.GLWidget/GLWidget.cs
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@ -388,7 +388,7 @@ namespace OpenTK
}
else
{
_WindowInfo = XWindowInfoInitializer.Initialize(graphicsMode, this.Display.Handle, this.Screen.Number, widgetWindowHandle, this.Screen.RootWindow.Handle);
_WindowInfo = XWindowInfoInitializer.Initialize(this.Display.Handle, this.Screen.Number, widgetWindowHandle, this.Screen.RootWindow.Handle);
}
// Make the GDK GL context current

110
src/OpenTK.GLWidget/X11/XWindowInfoInitializer.cs
View file

@ -19,19 +19,15 @@ namespace OpenTK.X11
#else
const string UnixLibGdkName = "libgdk-x11-2.0.so.0";
#endif
private const string UnixLibX11Name = "libX11.so.6";
private const string UnixLibGLName = "libGL.so.1";
/// <summary>
/// Initializes an <see cref="IWindowInfo"/> under the X11 platform.
/// </summary>
/// <param name="mode"></param>
/// <param name="displayHandle"></param>
/// <param name="screenNumber"></param>
/// <param name="gdkWindowHandle"></param>
/// <param name="gdkRootWindowHandle"></param>
/// <returns></returns>
public static IWindowInfo Initialize(GraphicsMode mode, IntPtr displayHandle, int screenNumber, IntPtr gdkWindowHandle, IntPtr gdkRootWindowHandle)
public static IWindowInfo Initialize(IntPtr displayHandle, int screenNumber, IntPtr gdkWindowHandle, IntPtr gdkRootWindowHandle)
{
IntPtr display = gdk_x11_display_get_xdisplay(displayHandle);
@ -43,110 +39,11 @@ namespace OpenTK.X11
IntPtr rootWindowXid = gdk_x11_drawable_get_xid(gdkRootWindowHandle);
#endif
IntPtr visualInfo;
if (mode.Index.HasValue)
{
XVisualInfo info = new XVisualInfo
{
VisualID = mode.Index.Value
};
int dummy;
visualInfo = XGetVisualInfo(display, XVisualInfoMask.ID, ref info, out dummy);
}
else
{
visualInfo = GetVisualInfo(mode, display, screenNumber);
}
IWindowInfo retval = Utilities.CreateX11WindowInfo(display, screenNumber, windowXid, rootWindowXid, visualInfo);
XFree(visualInfo);
IWindowInfo retval = Utilities.CreateX11WindowInfo(display, screenNumber, windowXid, rootWindowXid, IntPtr.Zero);
return retval;
}
private static IntPtr XGetVisualInfo(IntPtr display, XVisualInfoMask infoMask, ref XVisualInfo template, out int nitems)
{
return XGetVisualInfoInternal(display, (IntPtr)(int)infoMask, ref template, out nitems);
}
private static IntPtr GetVisualInfo(GraphicsMode mode, IntPtr display, int screenNumber)
{
try
{
int[] attributes = CreateAttributeList(mode).ToArray();
return glXChooseVisual(display, screenNumber, attributes);
}
catch (DllNotFoundException e)
{
throw new DllNotFoundException("OpenGL dll not found!", e);
}
catch (EntryPointNotFoundException enf)
{
throw new EntryPointNotFoundException("Glx entry point not found!", enf);
}
}
private static List<int> CreateAttributeList(GraphicsMode mode)
{
List<int> attributeList = new List<int>(24);
attributeList.Add((int)GLXAttribute.RGBA);
if (mode.Buffers > 1)
{
attributeList.Add((int)GLXAttribute.DOUBLEBUFFER);
}
if (mode.Stereo)
{
attributeList.Add((int)GLXAttribute.STEREO);
}
attributeList.Add((int)GLXAttribute.RED_SIZE);
attributeList.Add(mode.ColorFormat.Red / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.GREEN_SIZE);
attributeList.Add(mode.ColorFormat.Green / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.BLUE_SIZE);
attributeList.Add(mode.ColorFormat.Blue / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.ALPHA_SIZE);
attributeList.Add(mode.ColorFormat.Alpha / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.DEPTH_SIZE);
attributeList.Add(mode.Depth);
attributeList.Add((int)GLXAttribute.STENCIL_SIZE);
attributeList.Add(mode.Stencil);
//attributeList.Add(GLX_AUX_BUFFERS);
//attributeList.Add(Buffers);
attributeList.Add((int)GLXAttribute.ACCUM_RED_SIZE);
attributeList.Add(mode.AccumulatorFormat.Red / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.ACCUM_GREEN_SIZE);
attributeList.Add(mode.AccumulatorFormat.Green / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.ACCUM_BLUE_SIZE);
attributeList.Add(mode.AccumulatorFormat.Blue / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.ACCUM_ALPHA_SIZE);
attributeList.Add(mode.AccumulatorFormat.Alpha / 4); // TODO support 16-bit
attributeList.Add((int)GLXAttribute.NONE);
return attributeList;
}
[DllImport(UnixLibX11Name, EntryPoint = "XGetVisualInfo")]
private static extern IntPtr XGetVisualInfoInternal(IntPtr display, IntPtr infoMask, ref XVisualInfo template, out int nitems);
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibX11Name)]
private static extern void XFree(IntPtr handle);
#if GTK3
/// <summary> Returns the X resource (window or pixmap) belonging to a GdkWindow. </summary>
/// <remarks> XID gdk_x11_window_get_xid(GdkWindow *drawable); </remarks>
@ -168,8 +65,5 @@ namespace OpenTK.X11
/// <returns> The X Display of the GdkDisplay. </returns>
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibGdkName)]
private static extern IntPtr gdk_x11_display_get_xdisplay(IntPtr gdkDisplay);
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibGLName)]
private static extern IntPtr glXChooseVisual(IntPtr display, int screen, int[] attr);
}
}