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some work on OpenGL3 RenderSystem for X11 support (Linux)

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This commit is contained in:
Glatzemann 2011-12-05 15:55:17 +00:00
parent 53b77d0e45
commit 80276c70c4
1 changed files with 85 additions and 7 deletions
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92
RenderSystems/ANX.Framework.Windows.GL3/GraphicsDeviceWindowsGL3.cs
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@ -85,6 +85,41 @@ namespace ANX.Framework.Windows.GL3
public int Bottom; // y position of lower-right corner public int Bottom; // y position of lower-right corner
} }
[DllImport("libX11")]
static extern IntPtr XCreateColormap(IntPtr display, IntPtr window, IntPtr visual, int alloc);
[DllImport("libX11", EntryPoint = "XGetVisualInfo")]
static extern IntPtr XGetVisualInfoInternal(IntPtr display, IntPtr vinfo_mask, ref XVisualInfo template, out int nitems);
static IntPtr XGetVisualInfo(IntPtr display, int vinfo_mask, ref XVisualInfo template, out int nitems)
{
return XGetVisualInfoInternal(display, (IntPtr)vinfo_mask, ref template, out nitems);
}
[DllImport("libX11")]
extern static int XPending(IntPtr diplay);
[StructLayout(LayoutKind.Sequential)]
struct XVisualInfo
{
public IntPtr Visual;
public IntPtr VisualID;
public int Screen;
public int Depth;
public int Class;
public long RedMask;
public long GreenMask;
public long blueMask;
public int ColormapSize;
public int BitsPerRgb;
public override string ToString()
{
return String.Format("id ({0}), screen ({1}), depth ({2}), class ({3})",
VisualID, Screen, Depth, Class);
}
}
#endregion #endregion
#region Private #region Private
@ -179,14 +214,45 @@ namespace ANX.Framework.Windows.GL3
break; break;
} }
nativeWindowInfo = Utilities.CreateWindowsWindowInfo(presentationParameters.DeviceWindowHandle); GraphicsMode graphicsMode = new GraphicsMode(DatatypesMapping.SurfaceToColorFormat(presentationParameters.BackBufferFormat),
depth,
stencil,
presentationParameters.MultiSampleCount // AntiAlias Samples: 2/4/8/16/32
);
GraphicsMode graphicsMode = new GraphicsMode( if (OpenTK.Configuration.RunningOnWindows)
DatatypesMapping.SurfaceToColorFormat( {
presentationParameters.BackBufferFormat), nativeWindowInfo = Utilities.CreateWindowsWindowInfo(presentationParameters.DeviceWindowHandle);
depth, stencil, }
// AntiAlias Samples: 2/4/8/16/32 else if (OpenTK.Configuration.RunningOnX11)
presentationParameters.MultiSampleCount); {
// Use reflection to retrieve the necessary values from Mono's Windows.Forms implementation.
Type xplatui = Type.GetType("System.Windows.Forms.XplatUIX11, System.Windows.Forms");
if (xplatui == null) throw new PlatformNotSupportedException(
"System.Windows.Forms.XplatUIX11 missing. Unsupported platform or Mono runtime version, aborting.");
// get the required handles from the X11 API.
IntPtr display = (IntPtr)GetStaticFieldValue(xplatui, "DisplayHandle");
IntPtr rootWindow = (IntPtr)GetStaticFieldValue(xplatui, "RootWindow");
int screen = (int)GetStaticFieldValue(xplatui, "ScreenNo");
// get the XVisualInfo for this GraphicsMode
XVisualInfo info = new XVisualInfo();
info.VisualID = graphicsMode.Index.Value;
int dummy;
IntPtr infoPtr = XGetVisualInfo(display, 1 /* VisualInfoMask.ID */, ref info, out dummy);
info = (XVisualInfo)Marshal.PtrToStructure(infoPtr, typeof(XVisualInfo));
// set the X11 colormap.
SetStaticFieldValue(xplatui, "CustomVisual", info.Visual);
SetStaticFieldValue(xplatui, "CustomColormap", XCreateColormap(display, rootWindow, info.Visual, 0));
nativeWindowInfo = Utilities.CreateX11WindowInfo(display, screen, presentationParameters.DeviceWindowHandle, rootWindow, infoPtr);
}
else
{
throw new NotImplementedException();
}
ResizeRenderWindow(presentationParameters); ResizeRenderWindow(presentationParameters);
@ -420,6 +486,18 @@ namespace ANX.Framework.Windows.GL3
} }
} }
static object GetStaticFieldValue(Type type, string fieldName)
{
return type.GetField(fieldName,
System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.NonPublic).GetValue(null);
}
static void SetStaticFieldValue(Type type, string fieldName, object value)
{
type.GetField(fieldName,
System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.NonPublic).SetValue(null, value);
}
public void SetRenderTargets(params RenderTargetBinding[] renderTargets) public void SetRenderTargets(params RenderTargetBinding[] renderTargets)
{ {
throw new NotImplementedException(); throw new NotImplementedException();