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Merge pull request #320 from cra0zy/otkwidget

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GLWidget for Gtk 2 and 3
This commit is contained in:
William Deich 2016-02-16 14:17:28 -05:00
parent bbbeb98438 1af25f540c
commit 35e117108c
6 changed files with 955 additions and 8 deletions
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28
OpenTK.sln
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@ -1,5 +1,6 @@

Microsoft Visual Studio Solution File, Format Version 11.00
# Visual Studio 2012
# Visual Studio 2010
VisualStudioVersion = 12.0.21005.1
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenTK", "Source\OpenTK\OpenTK.csproj", "{A37A7E14-0000-0000-0000-000000000000}"
@ -79,6 +80,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Test.API.Desktop", "Source\
{75DC22B1-113F-4A66-96B9-2FF8208C10E8} = {75DC22B1-113F-4A66-96B9-2FF8208C10E8}
EndProjectSection
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenTK.GLWidget", "Source\GLWidget\OpenTK.GLWidget.csproj", "{A625BE87-0000-0000-0000-000000000000}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
@ -158,15 +161,30 @@ Global
{A37A7E14-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
{A37A7E14-0000-0000-0000-000000000000}.ReleaseMinimal|Any CPU.ActiveCfg = ReleaseMinimal|Any CPU
{A37A7E14-0000-0000-0000-000000000000}.ReleaseMinimal|Any CPU.Build.0 = ReleaseMinimal|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
{A625BE87-0000-0000-0000-000000000000}.DebugMinimal|Any CPU.ActiveCfg = DebugMinimal|Any CPU
{A625BE87-0000-0000-0000-000000000000}.DebugMinimal|Any CPU.Build.0 = DebugMinimal|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Documentation|Any CPU.ActiveCfg = Documentation|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Documentation|Any CPU.Build.0 = Documentation|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Nsis|Any CPU.ActiveCfg = Nsis|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Nsis|Any CPU.Build.0 = Nsis|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
{A625BE87-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
{A625BE87-0000-0000-0000-000000000000}.ReleaseMinimal|Any CPU.ActiveCfg = ReleaseMinimal|Any CPU
{A625BE87-0000-0000-0000-000000000000}.ReleaseMinimal|Any CPU.Build.0 = ReleaseMinimal|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Debug|Any CPU.Build.0 = Debug|Any CPU
{A625BE88-0000-0000-0000-000000000000}.DebugMinimal|Any CPU.ActiveCfg = Debug|Any CPU
{A625BE88-0000-0000-0000-000000000000}.DebugMinimal|Any CPU.ActiveCfg = DebugMinimal|Any CPU
{A625BE88-0000-0000-0000-000000000000}.DebugMinimal|Any CPU.Build.0 = DebugMinimal|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Documentation|Any CPU.ActiveCfg = Documentation|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Documentation|Any CPU.Build.0 = Documentation|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Nsis|Any CPU.ActiveCfg = Nsis|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Nsis|Any CPU.Build.0 = Nsis|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Release|Any CPU.ActiveCfg = Release|Any CPU
{A625BE88-0000-0000-0000-000000000000}.Release|Any CPU.Build.0 = Release|Any CPU
{A625BE88-0000-0000-0000-000000000000}.ReleaseMinimal|Any CPU.ActiveCfg = ReleaseMinimal|Any CPU
{A625BE88-0000-0000-0000-000000000000}.ReleaseMinimal|Any CPU.Build.0 = ReleaseMinimal|Any CPU
{ADC34399-7613-44D2-90B2-19250F06FE7A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{ADC34399-7613-44D2-90B2-19250F06FE7A}.DebugMinimal|Any CPU.ActiveCfg = DebugMinimal|Any CPU
{ADC34399-7613-44D2-90B2-19250F06FE7A}.Documentation|Any CPU.ActiveCfg = Documentation|Any CPU
@ -210,10 +228,10 @@ Global
{C4DDD20F-CB4E-43F4-A75C-4A3D668E1F99}.Release|Any CPU.Build.0 = Release|Any CPU
{C4DDD20F-CB4E-43F4-A75C-4A3D668E1F99}.ReleaseMinimal|Any CPU.ActiveCfg = ReleaseMinimal|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
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GlobalSection(MonoDevelopProperties) = preSolution
StartupItem = Source\Examples\OpenTK.Examples.csproj
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal

19
Source/Examples/OpenTK.Examples.csproj
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@ -2,7 +2,7 @@
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
<PropertyGroup>
<ProjectType>Local</ProjectType>
<ProductVersion>8.0.50727</ProductVersion>
<ProductVersion>8.0.30703</ProductVersion>
<SchemaVersion>2.0</SchemaVersion>
<ProjectGuid>{868E37B3-0000-0000-0000-000000000000}</ProjectGuid>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@ -15,7 +15,6 @@
<DefaultHTMLPageLayout>Grid</DefaultHTMLPageLayout>
<DefaultTargetSchema>IE50</DefaultTargetSchema>
<DelaySign>false</DelaySign>
<TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
<OutputType>WinExe</OutputType>
<AppDesignerFolder>
</AppDesignerFolder>
@ -81,6 +80,7 @@
<WarningLevel>4</WarningLevel>
<Optimize>True</Optimize>
<DefineConstants>TRACE;</DefineConstants>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Nsis|AnyCPU'">
<AllowUnsafeBlocks>True</AllowUnsafeBlocks>
@ -122,6 +122,11 @@
<Reference Include="System.Xml">
<Name>System.Xml</Name>
</Reference>
<Reference Include="atk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="gdk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="glib-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="glade-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="gtk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\OpenTK\OpenTK.csproj">
@ -129,8 +134,12 @@
<Project>{A37A7E14-0000-0000-0000-000000000000}</Project>
</ProjectReference>
<ProjectReference Include="..\GLControl\OpenTK.GLControl.csproj">
<Name>OpenTK.GLControl</Name>
<Project>{A625BE88-0000-0000-0000-000000000000}</Project>
<Name>OpenTK.GLControl</Name>
</ProjectReference>
<ProjectReference Include="..\GLWidget\OpenTK.GLWidget.csproj">
<Project>{A625BE87-0000-0000-0000-000000000000}</Project>
<Name>OpenTK.GLWidget</Name>
</ProjectReference>
</ItemGroup>
<ItemGroup>
@ -564,6 +573,7 @@
</None>
<Compile Include="OpenTK\Test\ExternalContext.cs" />
<Compile Include="OpenTK\Test\PointToClient.cs" />
<Compile Include="OpenTK\GLWidget\GLWidgetSimple.cs" />
</ItemGroup>
<ItemGroup>
<BootstrapperPackage Include="Microsoft.Net.Client.3.5">
@ -672,4 +682,7 @@
<ConfigurationOverrideFile>
</ConfigurationOverrideFile>
</PropertyGroup>
<ItemGroup>
<Folder Include="OpenTK\GLWidget\" />
</ItemGroup>
</Project>

152
Source/Examples/OpenTK/GLWidget/GLWidgetSimple.cs Normal file
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@ -0,0 +1,152 @@
// This code was written for the OpenTK library and has been released
// to the Public Domain.
// It is provided "as is" without express or implied warranty of any kind.
using System;
using System.Drawing;
using System.Threading;
using Gtk;
using OpenTK;
using OpenTK.Graphics;
using OpenTK.Graphics.OpenGL;
namespace Examples.GLWidget
{
[Example("GLWidget Simple", ExampleCategory.OpenTK, "GLWidget", 1, Documentation="GLWidgetSimple")]
public class SimpleWindow : Window
{
VBox vbox1;
HBox hbox1;
Button button_red, button_green, button_blue;
OpenTK.GLWidget glwidget1;
public SimpleWindow()
: base(WindowType.Toplevel)
{
Build();
}
private void Build()
{
this.Title = "Sample GLWidget Example";
this.DefaultWidth = 800;
this.DefaultHeight = 600;
vbox1 = new VBox();
glwidget1 = new OpenTK.GLWidget();
glwidget1.Initialized += Glwidget1_Initialized;
// do note that if you are placing the widget inside a container you have to do it after initalization
var t = new Thread(new ThreadStart(delegate {
Thread.Sleep(50);
Application.Invoke(delegate {
vbox1.PackStart(glwidget1, true, true, 1);
glwidget1.Show();
});
}));
t.Start();
hbox1 = new HBox();
button_blue = new Button("Clear Blue");
button_blue.Clicked += Button_blue_Clicked;
hbox1.PackStart(button_blue, true, true, 0);
button_green = new Button("Clear Green");
button_green.Clicked += Button_green_Clicked;
hbox1.PackStart(button_green, true, true, 1);
button_red = new Button("Clear Red");
button_red.Clicked += Button_red_Clicked;
hbox1.PackStart(button_red, true, true, 2);
vbox1.PackStart(hbox1, false, false, 0);
this.Add(vbox1);
this.ShowAll();
this.DeleteEvent += OnDeleteEvent;
}
#region Events
protected void Glwidget1_Initialized(object sender, EventArgs e)
{
GL.ClearColor(1.0f, 1.0f, 1.0f, 1.0f);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Ortho(-1.0, 1.0, -1.0, 1.0, 0.0, 4.0);
glwidget1.SizeAllocated += Glwidget1_SizeAllocated;
glwidget1.RenderFrame += Glwidget1_RenderFrame;
}
protected void Glwidget1_SizeAllocated(object o, SizeAllocatedArgs args)
{
GL.Viewport(0, 0, args.Allocation.Width, args.Allocation.Height);
}
protected void Glwidget1_RenderFrame(object sender, EventArgs e)
{
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
GL.Begin(PrimitiveType.Triangles);
GL.Color3(Color.MidnightBlue);
GL.Vertex2(-1.0f, 1.0f);
GL.Color3(Color.SpringGreen);
GL.Vertex2(0.0f, -1.0f);
GL.Color3(Color.Ivory);
GL.Vertex2(1.0f, 1.0f);
GL.End();
GraphicsContext.CurrentContext.SwapBuffers();
}
protected void Button_blue_Clicked(object sender, EventArgs e)
{
GL.ClearColor(Color.RoyalBlue);
glwidget1.QueueDraw();
}
protected void Button_green_Clicked(object sender, EventArgs e)
{
GL.ClearColor(Color.ForestGreen);
glwidget1.QueueDraw();
}
protected void Button_red_Clicked(object sender, EventArgs e)
{
GL.ClearColor(Color.Crimson);
glwidget1.QueueDraw();
}
protected void OnDeleteEvent(object sender, DeleteEventArgs a)
{
Application.Quit();
a.RetVal = true;
}
#endregion
#region public static void Main()
public static void Main(string[] args)
{
Application.Init();
SimpleWindow win = new SimpleWindow();
win.Show();
Application.Run();
}
#endregion
}
}

575
Source/GLWidget/GLWidget.cs Normal file
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@ -0,0 +1,575 @@
#region License
//
// The Open Toolkit Library License
//
// Copyright (c) 2006 - 2009 the Open Toolkit library, except where noted.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#endregion
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Security;
using System.Threading;
using System.ComponentModel;
using OpenTK.Graphics;
using OpenTK.Platform;
using OpenTK;
using Gtk;
namespace OpenTK
{
[ToolboxItem(true)]
public class GLWidget: DrawingArea, IDisposable
{
#region Static attrs.
static int _GraphicsContextCount;
static bool _SharedContextInitialized = false;
#endregion
#region Attributes
IGraphicsContext _GraphicsContext;
IWindowInfo _WindowInfo;
GraphicsContextFlags _GraphicsContextFlags;
bool _Initialized = false;
#endregion
#region Properties
/// <summary>Use a single buffer versus a double buffer.</summary>
[Browsable(true)]
public bool SingleBuffer { get; set; }
/// <summary>Color Buffer Bits-Per-Pixel</summary>
public int ColorBPP { get; set; }
/// <summary>Accumulation Buffer Bits-Per-Pixel</summary>
public int AccumulatorBPP { get; set; }
/// <summary>Depth Buffer Bits-Per-Pixel</summary>
public int DepthBPP { get; set; }
/// <summary>Stencil Buffer Bits-Per-Pixel</summary>
public int StencilBPP { get; set; }
/// <summary>Number of samples</summary>
public int Samples { get; set; }
/// <summary>Indicates if steropic renderering is enabled</summary>
public bool Stereo { get; set; }
/// <summary>The major version of OpenGL to use.</summary>
public int GlVersionMajor { get; set; }
/// <summary>The minor version of OpenGL to use.</summary>
public int GlVersionMinor { get; set; }
public GraphicsContextFlags GraphicsContextFlags
{
get
{
return _GraphicsContextFlags;
}
set
{
_GraphicsContextFlags = value;
}
}
#endregion
#region Construction/Destruction
/// <summary>Constructs a new GLWidget.</summary>
public GLWidget()
: this(GraphicsMode.Default)
{
}
/// <summary>Constructs a new GLWidget using a given GraphicsMode</summary>
public GLWidget(GraphicsMode graphicsMode)
: this(graphicsMode, 1, 0, GraphicsContextFlags.Default)
{
}
/// <summary>Constructs a new GLWidget</summary>
public GLWidget(GraphicsMode graphicsMode, int glVersionMajor, int glVersionMinor, GraphicsContextFlags graphicsContextFlags)
{
this.DoubleBuffered = false;
SingleBuffer = graphicsMode.Buffers == 1;
ColorBPP = graphicsMode.ColorFormat.BitsPerPixel;
AccumulatorBPP = graphicsMode.AccumulatorFormat.BitsPerPixel;
DepthBPP = graphicsMode.Depth;
StencilBPP = graphicsMode.Stencil;
Samples = graphicsMode.Samples;
Stereo = graphicsMode.Stereo;
GlVersionMajor = glVersionMajor;
GlVersionMinor = glVersionMinor;
GraphicsContextFlags = graphicsContextFlags;
}
~GLWidget()
{
Dispose(false);
}
#if GTK3
public override void Destroy() {
#else
public override void Dispose()
{
#endif
GC.SuppressFinalize(this);
Dispose(true);
#if GTK3
base.Destroy();
#else
base.Dispose();
#endif
}
public virtual void Dispose(bool disposing)
{
if (disposing)
{
_GraphicsContext.MakeCurrent(_WindowInfo);
OnShuttingDown();
if (GraphicsContext.ShareContexts && (Interlocked.Decrement(ref _GraphicsContextCount) == 0))
{
OnGraphicsContextShuttingDown();
_SharedContextInitialized = false;
}
_GraphicsContext.Dispose();
}
}
#endregion
#region New Events
// Called when the first GraphicsContext is created in the case of GraphicsContext.ShareContexts == True;
public static event EventHandler GraphicsContextInitialized;
static void OnGraphicsContextInitialized()
{
if (GraphicsContextInitialized != null)
GraphicsContextInitialized(null, EventArgs.Empty);
}
// Called when the first GraphicsContext is being destroyed in the case of GraphicsContext.ShareContexts == True;
public static event EventHandler GraphicsContextShuttingDown;
static void OnGraphicsContextShuttingDown()
{
if (GraphicsContextShuttingDown != null)
GraphicsContextShuttingDown(null, EventArgs.Empty);
}
// Called when this GLWidget has a valid GraphicsContext
public event EventHandler Initialized;
protected virtual void OnInitialized()
{
if (Initialized != null)
Initialized(this, EventArgs.Empty);
}
// Called when this GLWidget needs to render a frame
public event EventHandler RenderFrame;
protected virtual void OnRenderFrame()
{
if (RenderFrame != null)
RenderFrame(this, EventArgs.Empty);
}
// Called when this GLWidget is being Disposed
public event EventHandler ShuttingDown;
protected virtual void OnShuttingDown()
{
if (ShuttingDown != null)
ShuttingDown(this, EventArgs.Empty);
}
#endregion
// Called when a widget is realized. (window handles and such are valid)
// protected override void OnRealized() { base.OnRealized(); }
// Called when the widget needs to be (fully or partially) redrawn.
#if GTK3
protected override bool OnDrawn(Cairo.Context cr)
#else
protected override bool OnExposeEvent(Gdk.EventExpose evnt)
#endif
{
if (!_Initialized)
Initialize();
else
_GraphicsContext.MakeCurrent(_WindowInfo);
#if GTK3
var result = base.OnDrawn(cr);
#else
bool result = base.OnExposeEvent(evnt);
#endif
OnRenderFrame();
#if !GTK3
evnt.Window.Display.Sync(); // Add Sync call to fix resize rendering problem (Jay L. T. Cornwall) - How does this affect VSync?
#endif
_GraphicsContext.SwapBuffers();
return result;
}
// Called on Resize
protected override bool OnConfigureEvent(Gdk.EventConfigure evnt)
{
bool result = base.OnConfigureEvent(evnt);
if (_GraphicsContext != null)
_GraphicsContext.Update(_WindowInfo);
return result;
}
void Initialize()
{
_Initialized = true;
// If this looks uninitialized... initialize.
if (ColorBPP == 0)
{
ColorBPP = 32;
if (DepthBPP == 0)
DepthBPP = 16;
}
ColorFormat colorBufferColorFormat = new ColorFormat(ColorBPP);
ColorFormat accumulationColorFormat = new ColorFormat(AccumulatorBPP);
int buffers = 2;
if (SingleBuffer)
buffers--;
GraphicsMode graphicsMode = new GraphicsMode(colorBufferColorFormat, DepthBPP, StencilBPP, Samples, accumulationColorFormat, buffers, Stereo);
if (Configuration.RunningOnWindows)
Console.WriteLine("OpenTK running on windows");
else if (Configuration.RunningOnMacOS)
Console.WriteLine("OpenTK running on OSX");
else
Console.WriteLine("OpenTK running on X11");
// IWindowInfo
if (Configuration.RunningOnWindows)
_WindowInfo = InitializeWindows();
else if (Configuration.RunningOnMacOS)
_WindowInfo = InitializeOSX();
else
_WindowInfo = InitializeX(graphicsMode);
// GraphicsContext
_GraphicsContext = new GraphicsContext(graphicsMode, _WindowInfo, GlVersionMajor, GlVersionMinor, _GraphicsContextFlags);
_GraphicsContext.MakeCurrent(_WindowInfo);
if (GraphicsContext.ShareContexts)
{
Interlocked.Increment(ref _GraphicsContextCount);
if (!_SharedContextInitialized)
{
_SharedContextInitialized = true;
((IGraphicsContextInternal)_GraphicsContext).LoadAll();
OnGraphicsContextInitialized();
}
}
else
{
((IGraphicsContextInternal)_GraphicsContext).LoadAll();
OnGraphicsContextInitialized();
}
OnInitialized();
}
#region Windows Specific initalization
IWindowInfo InitializeWindows()
{
IntPtr windowHandle = gdk_win32_drawable_get_handle(GdkWindow.Handle);
return Utilities.CreateWindowsWindowInfo(windowHandle);
}
[SuppressUnmanagedCodeSecurity, DllImport("libgdk-win32-2.0-0.dll")]
public static extern IntPtr gdk_win32_drawable_get_handle(IntPtr d);
#endregion
#region OSX Specific Initialization
IWindowInfo InitializeOSX()
{
IntPtr windowHandle = gdk_quartz_window_get_nswindow(this.GdkWindow.Handle);
IntPtr viewHandle = gdk_quartz_window_get_nsview(this.GdkWindow.Handle);
return Utilities.CreateMacOSWindowInfo(windowHandle, viewHandle);
}
[SuppressUnmanagedCodeSecurity, DllImport("libgdk-quartz-2.0.0.dylib")]
static extern IntPtr gdk_quartz_window_get_nswindow(IntPtr handle);
[SuppressUnmanagedCodeSecurity, DllImport("libgdk-quartz-2.0.0.dylib")]
static extern IntPtr gdk_quartz_window_get_nsview(IntPtr handle);
#endregion
#region X Specific Initialization
#if GTK3
const string UnixLibGdkName = "libgdk-3.so.0";
#else
const string UnixLibGdkName = "libgdk-x11-2.0.so.0";
#endif
const string UnixLibX11Name = "libX11.so.6";
const string UnixLibGLName = "libGL.so.1";
const int GLX_NONE = 0;
const int GLX_USE_GL = 1;
const int GLX_BUFFER_SIZE = 2;
const int GLX_LEVEL = 3;
const int GLX_RGBA = 4;
const int GLX_DOUBLEBUFFER = 5;
const int GLX_STEREO = 6;
const int GLX_AUX_BUFFERS = 7;
const int GLX_RED_SIZE = 8;
const int GLX_GREEN_SIZE = 9;
const int GLX_BLUE_SIZE = 10;
const int GLX_ALPHA_SIZE = 11;
const int GLX_DEPTH_SIZE = 12;
const int GLX_STENCIL_SIZE = 13;
const int GLX_ACCUM_RED_SIZE = 14;
const int GLX_ACCUM_GREEN_SIZE = 15;
const int GLX_ACCUM_BLUE_SIZE = 16;
const int GLX_ACCUM_ALPHA_SIZE = 17;
public enum XVisualClass
{
StaticGray = 0,
GrayScale = 1,
StaticColor = 2,
PseudoColor = 3,
TrueColor = 4,
DirectColor = 5,
}
[StructLayout(LayoutKind.Sequential)]
struct XVisualInfo
{
public IntPtr Visual;
public IntPtr VisualID;
public int Screen;
public int Depth;
public XVisualClass 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);
}
}
[Flags]
internal enum XVisualInfoMask
{
No = 0x0,
ID = 0x1,
Screen = 0x2,
Depth = 0x4,
Class = 0x8,
Red = 0x10,
Green = 0x20,
Blue = 0x40,
ColormapSize = 0x80,
BitsPerRGB = 0x100,
All = 0x1FF,
}
IWindowInfo InitializeX(GraphicsMode mode)
{
IntPtr display = gdk_x11_display_get_xdisplay(Display.Handle);
int screen = Screen.Number;
#if GTK3
IntPtr windowHandle = gdk_x11_window_get_xid(GdkWindow.Handle);
IntPtr rootWindow = gdk_x11_window_get_xid(RootWindow.Handle);
#else
IntPtr windowHandle = gdk_x11_drawable_get_xid(GdkWindow.Handle);
IntPtr rootWindow = gdk_x11_drawable_get_xid(RootWindow.Handle);
#endif
IWindowInfo retval;
IntPtr visualInfo;
if (mode.Index.HasValue)
{
XVisualInfo info = new XVisualInfo();
info.VisualID = mode.Index.Value;
int dummy;
visualInfo = XGetVisualInfo(display, XVisualInfoMask.ID, ref info, out dummy);
}
else
visualInfo = GetVisualInfo(display);
retval = Utilities.CreateX11WindowInfo(display, screen, windowHandle, rootWindow, visualInfo);
XFree(visualInfo);
return retval;
}
static IntPtr XGetVisualInfo(IntPtr display, XVisualInfoMask vinfo_mask, ref XVisualInfo template, out int nitems)
{
return XGetVisualInfoInternal(display, (IntPtr)(int)vinfo_mask, ref template, out nitems);
}
IntPtr GetVisualInfo(IntPtr display)
{
try
{
int[] attributes = AttributeList.ToArray();
return glXChooseVisual(display, Screen.Number, attributes);
}
catch (DllNotFoundException e)
{
throw new DllNotFoundException("OpenGL dll not found!", e);
}
catch (EntryPointNotFoundException enf)
{
throw new EntryPointNotFoundException("Glx entry point not found!", enf);
}
}
List<int> AttributeList
{
get
{
List<int> attributeList = new List<int>(24);
attributeList.Add(GLX_RGBA);
if (!SingleBuffer)
attributeList.Add(GLX_DOUBLEBUFFER);
if (Stereo)
attributeList.Add(GLX_STEREO);
attributeList.Add(GLX_RED_SIZE);
attributeList.Add(ColorBPP / 4); // TODO support 16-bit
attributeList.Add(GLX_GREEN_SIZE);
attributeList.Add(ColorBPP / 4); // TODO support 16-bit
attributeList.Add(GLX_BLUE_SIZE);
attributeList.Add(ColorBPP / 4); // TODO support 16-bit
attributeList.Add(GLX_ALPHA_SIZE);
attributeList.Add(ColorBPP / 4); // TODO support 16-bit
attributeList.Add(GLX_DEPTH_SIZE);
attributeList.Add(DepthBPP);
attributeList.Add(GLX_STENCIL_SIZE);
attributeList.Add(StencilBPP);
//attributeList.Add(GLX_AUX_BUFFERS);
//attributeList.Add(Buffers);
attributeList.Add(GLX_ACCUM_RED_SIZE);
attributeList.Add(AccumulatorBPP / 4);// TODO support 16-bit
attributeList.Add(GLX_ACCUM_GREEN_SIZE);
attributeList.Add(AccumulatorBPP / 4);// TODO support 16-bit
attributeList.Add(GLX_ACCUM_BLUE_SIZE);
attributeList.Add(AccumulatorBPP / 4);// TODO support 16-bit
attributeList.Add(GLX_ACCUM_ALPHA_SIZE);
attributeList.Add(AccumulatorBPP / 4);// TODO support 16-bit
attributeList.Add(GLX_NONE);
return attributeList;
}
}
[DllImport(UnixLibX11Name, EntryPoint = "XGetVisualInfo")]
static extern IntPtr XGetVisualInfoInternal(IntPtr display, IntPtr vinfo_mask, ref XVisualInfo template, out int nitems);
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibX11Name)]
static extern void XFree(IntPtr handle);
/// <summary> Returns the X resource (window or pixmap) belonging to a GdkDrawable. </summary>
/// <remarks> XID gdk_x11_drawable_get_xid(GdkDrawable *drawable); </remarks>
/// <param name="gdkDisplay"> The GdkDrawable. </param>
/// <returns> The ID of drawable's X resource. </returns>
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibGdkName)]
static extern IntPtr gdk_x11_drawable_get_xid(IntPtr gdkDisplay);
/// <summary> Returns the X resource (window or pixmap) belonging to a GdkDrawable. </summary>
/// <remarks> XID gdk_x11_drawable_get_xid(GdkDrawable *drawable); </remarks>
/// <param name="gdkDisplay"> The GdkDrawable. </param>
/// <returns> The ID of drawable's X resource. </returns>
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibGdkName)]
static extern IntPtr gdk_x11_window_get_xid(IntPtr gdkDisplay);
/// <summary> Returns the X display of a GdkDisplay. </summary>
/// <remarks> Display* gdk_x11_display_get_xdisplay(GdkDisplay *display); </remarks>
/// <param name="gdkDisplay"> The GdkDrawable. </param>
/// <returns> The X Display of the GdkDisplay. </returns>
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibGdkName)]
static extern IntPtr gdk_x11_display_get_xdisplay(IntPtr gdkDisplay);
[SuppressUnmanagedCodeSecurity, DllImport(UnixLibGLName)]
static extern IntPtr glXChooseVisual(IntPtr display, int screen, int[] attr);
#endregion
}
}

174
Source/GLWidget/OpenTK.GLWidget.csproj Normal file
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<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
<PropertyGroup>
<ProjectType>Local</ProjectType>
<ProductVersion>8.0.30703</ProductVersion>
<SchemaVersion>2.0</SchemaVersion>
<ProjectGuid>{A625BE87-0000-0000-0000-000000000000}</ProjectGuid>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<AssemblyKeyContainerName>
</AssemblyKeyContainerName>
<AssemblyName>OpenTK.GLWidget</AssemblyName>
<DefaultClientScript>JScript</DefaultClientScript>
<DefaultHTMLPageLayout>Grid</DefaultHTMLPageLayout>
<DefaultTargetSchema>IE50</DefaultTargetSchema>
<DelaySign>false</DelaySign>
<OutputType>Library</OutputType>
<AppDesignerFolder>
</AppDesignerFolder>
<RootNamespace>OpenTK.GLWidget</RootNamespace>
<StartArguments>
</StartArguments>
<FileUpgradeFlags>
</FileUpgradeFlags>
<OldToolsVersion>2.0</OldToolsVersion>
<UpgradeBackupLocation />
<PublishUrl>publish\</PublishUrl>
<Install>true</Install>
<InstallFrom>Disk</InstallFrom>
<UpdateEnabled>false</UpdateEnabled>
<UpdateMode>Foreground</UpdateMode>
<UpdateInterval>7</UpdateInterval>
<UpdateIntervalUnits>Days</UpdateIntervalUnits>
<UpdatePeriodically>false</UpdatePeriodically>
<UpdateRequired>false</UpdateRequired>
<MapFileExtensions>true</MapFileExtensions>
<ApplicationRevision>0</ApplicationRevision>
<ApplicationVersion>1.0.0.%2a</ApplicationVersion>
<IsWebBootstrapper>false</IsWebBootstrapper>
<UseApplicationTrust>false</UseApplicationTrust>
<BootstrapperEnabled>true</BootstrapperEnabled>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<AllowUnsafeBlocks>True</AllowUnsafeBlocks>
<BaseAddress>285212672</BaseAddress>
<ConfigurationOverrideFile>
</ConfigurationOverrideFile>
<DefineConstants>DEBUG;TRACE;</DefineConstants>
<DocumentationFile>..\..\Binaries\OpenTK\Debug\OpenTK.GLWidget.xml</DocumentationFile>
<DebugSymbols>True</DebugSymbols>
<FileAlignment>4096</FileAlignment>
<Optimize>False</Optimize>
<OutputPath>..\..\Binaries\OpenTK\Debug\</OutputPath>
<RegisterForComInterop>False</RegisterForComInterop>
<RemoveIntegerChecks>False</RemoveIntegerChecks>
<WarningLevel>4</WarningLevel>
<CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
<DebugType>full</DebugType>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
<AllowUnsafeBlocks>True</AllowUnsafeBlocks>
<BaseAddress>285212672</BaseAddress>
<ConfigurationOverrideFile>
</ConfigurationOverrideFile>
<DefineConstants>TRACE;</DefineConstants>
<DocumentationFile>..\..\Binaries\OpenTK\Release\OpenTK.GLWidget.xml</DocumentationFile>
<FileAlignment>4096</FileAlignment>
<Optimize>True</Optimize>
<OutputPath>..\..\Binaries\OpenTK\Release\</OutputPath>
<RegisterForComInterop>False</RegisterForComInterop>
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<WarningLevel>4</WarningLevel>
<CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Documentation|AnyCPU'">
<OutputPath>..\..\Binaries\OpenTK\Release\</OutputPath>
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<WarningLevel>4</WarningLevel>
<Optimize>True</Optimize>
<DefineConstants>TRACE;</DefineConstants>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
<DocumentationFile>..\..\Binaries\OpenTK\Release\OpenTK.GLWidget.xml</DocumentationFile>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Nsis|AnyCPU'">
<AllowUnsafeBlocks>True</AllowUnsafeBlocks>
<BaseAddress>285212672</BaseAddress>
<ConfigurationOverrideFile>
</ConfigurationOverrideFile>
<DefineConstants>TRACE;</DefineConstants>
<DocumentationFile>..\..\Binaries\OpenTK\Release\OpenTK.GLWidget.xml</DocumentationFile>
<FileAlignment>4096</FileAlignment>
<Optimize>True</Optimize>
<OutputPath>..\..\Binaries\OpenTK\Release\</OutputPath>
<RegisterForComInterop>False</RegisterForComInterop>
<RemoveIntegerChecks>False</RemoveIntegerChecks>
<WarningLevel>4</WarningLevel>
<CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
<DebugType>none</DebugType>
</PropertyGroup>
<PropertyGroup>
<SignAssembly>True</SignAssembly>
</PropertyGroup>
<PropertyGroup>
<AssemblyOriginatorKeyFile>..\..\OpenTK.snk</AssemblyOriginatorKeyFile>
</PropertyGroup>
<ItemGroup>
<Reference Include="System">
<Name>System</Name>
</Reference>
<Reference Include="atk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="gdk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="glib-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="glade-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="gtk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
<Reference Include="pango-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\OpenTK\OpenTK.csproj">
<Name>OpenTK</Name>
<Project>{A37A7E14-0000-0000-0000-000000000000}</Project>
<Private>False</Private>
</ProjectReference>
</ItemGroup>
<ItemGroup>
<Compile Include="..\GlobalAssemblyInfo.cs">
<Link>Properties\GlobalAssemblyInfo.cs</Link>
</Compile>
<Compile Include="Properties\AssemblyInfo.cs">
<SubType>Code</SubType>
</Compile>
<Compile Include="GLWidget.cs" />
</ItemGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
<PropertyGroup>
<PreBuildEvent>
</PreBuildEvent>
<PostBuildEvent>
</PostBuildEvent>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'DebugMinimal|AnyCPU' ">
<DebugSymbols>true</DebugSymbols>
<DebugType>full</DebugType>
<Optimize>false</Optimize>
<OutputPath>..\..\Binaries\OpenTK\Debug\</OutputPath>
<DefineConstants>DEBUG;TRACE;</DefineConstants>
<WarningLevel>4</WarningLevel>
<DocumentationFile>..\..\Binaries\OpenTK\Debug\OpenTK.GLWidget.xml</DocumentationFile>
<CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
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<RegisterForComInterop>False</RegisterForComInterop>
<FileAlignment>4096</FileAlignment>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'ReleaseMinimal|AnyCPU' ">
<DebugType>none</DebugType>
<Optimize>true</Optimize>
<OutputPath>..\..\Binaries\OpenTK\Release\</OutputPath>
<DefineConstants>TRACE;</DefineConstants>
<WarningLevel>4</WarningLevel>
<DocumentationFile>..\..\Binaries\OpenTK\Release\OpenTK.GLWidget.xml</DocumentationFile>
<CodeAnalysisRuleSet>AllRules.ruleset</CodeAnalysisRuleSet>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
<RemoveIntegerChecks>False</RemoveIntegerChecks>
<BaseAddress>285212672</BaseAddress>
<ConfigurationOverrideFile>
</ConfigurationOverrideFile>
<RegisterForComInterop>False</RegisterForComInterop>
<FileAlignment>4096</FileAlignment>
</PropertyGroup>
</Project>

15
Source/GLWidget/Properties/AssemblyInfo.cs Normal file
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@ -0,0 +1,15 @@
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
// General Information about an assembly is controlled through the following
// set of attributes. Change these attribute values to modify the information
// associated with an assembly.
[assembly: AssemblyTitle("OpenTK.GLWidget")]
[assembly: AssemblyDescription("Provides integration with Gtk 2 and 3.")]
[assembly: System.CLSCompliant(true)]
[assembly: System.Security.AllowPartiallyTrustedCallers]
#if NET40
[assembly: System.Security.SecurityRules(System.Security.SecurityRuleSet.Level1)]
#endif