135 lines
No EOL
4.3 KiB
C#
135 lines
No EOL
4.3 KiB
C#
#region --- License ---
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/* Copyright (c) 2006, 2007 Stefanos Apostolopoulos
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* See license.txt for license info
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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using OpenTK;
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using System.Reflection;
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using OpenTK.OpenGL;
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using System.Threading;
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using OpenTK.OpenGL.Enums;
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namespace Examples.WinForms
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{
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[Example("Extensions", ExampleCategory.WinForms, 3)]
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public partial class W03_Extensions : Form
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{
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//GLControl glControl = new GLControl();
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GLContext context;
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Type glClass;
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Type delegatesClass;
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Type importsClass;
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int supported, all; // Number of supported extensions.
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string driver;
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public W03_Extensions()
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{
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InitializeComponent();
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glClass = typeof(GL);
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delegatesClass = glClass.GetNestedType("Delegates", BindingFlags.Static | BindingFlags.NonPublic);
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importsClass = glClass.GetNestedType("Imports", BindingFlags.Static | BindingFlags.NonPublic);
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//glControl.CreateControl();
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Application.Idle += StartAsync;
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}
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void StartAsync(object sender, EventArgs e)
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{
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Application.Idle -= StartAsync;
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context = new GLContext(new DisplayMode(), new OpenTK.Platform.WindowInfo(this));
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context.CreateContext();
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//while (!glControl.Created)
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driver =
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GL.GetString(StringName.Vendor) + " " +
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GL.GetString(StringName.Renderer) + " " +
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GL.GetString(StringName.Version);
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all = delegatesClass.GetFields(BindingFlags.Static | BindingFlags.NonPublic).Length;
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this.Text = String.Format("Loading {0} functions...", all);
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this.backgroundWorker1.RunWorkerAsync();
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}
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private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
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{
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FieldInfo[] v = delegatesClass.GetFields(BindingFlags.Static | BindingFlags.NonPublic);
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int i = 0;
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try
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{
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foreach (FieldInfo f in v)
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{
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object d = f.GetValue(delegatesClass);
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if (d != null)
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++supported;
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//if (i % 500 != 0)
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backgroundWorker1.ReportProgress((int)(((float)i / all) * 100.0f),
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String.Format("({0}/{1}) {2}:\t{3}", i.ToString(), all, d != null ? "ok" : "failed", f.Name));
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++i;
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}
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}
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catch (Exception expt)
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{
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MessageBox.Show(expt.ToString(), "An error occured while loading extensions", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
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throw;
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}
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}
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List<string> items = new List<string>();
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private void backgroundWorker1_ProgressChanged(object sender, ProgressChangedEventArgs e)
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{
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items.Add(e.UserState as string);
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//listBox1.Items.Add(e.UserState as string);
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/*
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if ((e.UserState as string).Contains("failed"))
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{
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Graphics c = listBox1.CreateGraphics();
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c.
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c.DrawRectangle(new Pen(Color.Gray), listBox1.GetItemRectangle(listBox1.Items.Count - 1));
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c.Dispose();
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}
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else
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{
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}
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*/
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}
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private void backgroundWorker1_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
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{
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listBox1.Items.AddRange(items.ToArray());
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this.Text = String.Format("{0}: {1}/{2} OpenGL functions supported.",
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driver, supported, all);
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}
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#region public static void Main()
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/// <summary>
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/// Entry point of this example.
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/// </summary>
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[STAThread]
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public static void Main()
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{
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using (W03_Extensions example = new W03_Extensions())
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{
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Utilities.SetWindowTitle(example);
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example.ShowDialog();
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}
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}
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#endregion
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}
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} |