public static int Main(string[] args)
{
Gtk.Application.Init (ref args);
GtkGL.Application.Init (ref args);
/*
* Query OpenGL extension version.
*/
int major, minor;
Query.Version (out major, out minor);
Console.WriteLine ("\nOpenGL extension version - {0}.{1}", major, minor);
// * Configure OpenGL-capable visual.
// Try double-buffered visual
GdkGL.Config glconfig = new GdkGL.Config (GdkGL.ConfigMode.Rgb | GdkGL.ConfigMode.Double);
if (glconfig == null) {
Console.WriteLine ("*** Cannot find the double-buffered visual.\n*** Trying single-buffered visual.");
glconfig = new GdkGL.Config (GdkGL.ConfigMode.Rgb);
if (glconfig == null) {
Console.WriteLine ("*** Cannot find any OpenGL-capable visual.");
return 1;
}
}
GlUtilities.WriteOutConfig (glconfig);
// Top-level window.
Window window = new Window (WindowType.Toplevel);
window.Title = "shapes";
// Get automatically redrawn if any of their children changed allocation.
window.ReallocateRedraws = true;
window.DeleteEvent += new DeleteEventHandler (OnDelete);
// VBox.
VBox vbox = new VBox (false, 0);
window.Add (vbox);
vbox.Show ();
// Drawing area for drawing OpenGL scene.
ShapesArea drawing_area = new ShapesArea (glconfig);
drawing_area.SetSizeRequest (300, 300);
vbox.PackStart (drawing_area, true, true, 0);
drawing_area.Show ();
// Simple quit button.
Button button = new Button ("Quit");
button.Clicked += new EventHandler (OnQuit);
vbox.PackStart (button, false, false, 0);
button.Show ();
// Show window.
window.Show ();
//
Gtk.Application.Run ();
return 0;
}
public WidgetGL() : base()
{
GdkGL.Config config = new GdkGL.Config(Screen,
GdkGL.ConfigMode.Rgb |
GdkGL.ConfigMode.Depth |
GdkGL.ConfigMode.Double);
d_isrealized = false;
d_gl = new GlWidget(this,
config,
null,
true,
RenderType.RgbaType);
Realized += delegate {
d_isrealized = true;
Reconfigure();
};
}