132 lines
3.3 KiB
C#
132 lines
3.3 KiB
C#
using Dashboard.Drawing;
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using System.Drawing;
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using Dashboard.Drawing.OpenGL;
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using OpenTK.Graphics;
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using OpenTK.Platform;
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using OpenTK.Graphics.OpenGL;
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using OpenTK.Mathematics;
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using TK = OpenTK.Platform.Toolkit;
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using Vector3 = System.Numerics.Vector3;
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TK.Init(new ToolkitOptions()
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{
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ApplicationName = "Dashboard Test Application",
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Windows = new ToolkitOptions.WindowsOptions()
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{
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EnableVisualStyles = true,
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IsDPIAware = true,
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}
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});
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WindowHandle wnd = TK.Window.Create(new OpenGLGraphicsApiHints()
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{
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Version = new Version(3, 2),
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ForwardCompatibleFlag = true,
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DebugFlag = true,
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Profile = OpenGLProfile.Core,
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sRGBFramebuffer = true,
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SwapMethod = ContextSwapMethod.Undefined,
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RedColorBits = 8,
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GreenColorBits = 8,
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BlueColorBits = 8,
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AlphaColorBits = 8,
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SupportTransparentFramebufferX11 = true,
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});
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TK.Window.SetTitle(wnd, "Dashboard Test Application");
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TK.Window.SetMinClientSize(wnd, 300, 200);
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TK.Window.SetClientSize(wnd, new Vector2i(320, 240));
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TK.Window.SetBorderStyle(wnd, WindowBorderStyle.ResizableBorder);
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OpenGLContextHandle context = TK.OpenGL.CreateFromWindow(wnd);
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TK.OpenGL.SetCurrentContext(context);
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TK.OpenGL.SetSwapInterval(1);
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GLLoader.LoadBindings(new Pal2BindingsContext(TK.OpenGL, context));
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DrawQueue queue = new DrawQueue();
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SolidBrush fg = new SolidBrush(Color.Black);
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SolidBrush bg = new SolidBrush(Color.White);
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bool shouldExit = false;
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GLEngine engine = new GLEngine();
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engine.Initialize();
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GlContext dbGlContext = new GlContext(wnd, context);
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ContextExecutor executor = engine.GetExecutor(dbGlContext);
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EventQueue.EventRaised += (handle, type, eventArgs) =>
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{
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if (handle != wnd)
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return;
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switch (type)
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{
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case PlatformEventType.Close:
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shouldExit = true;
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break;
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}
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};
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TK.Window.SetMode(wnd, WindowMode.Normal);
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while (!shouldExit)
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{
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TK.Window.ProcessEvents(true);
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TK.Window.GetFramebufferSize(wnd, out Vector2i framebufferSize);
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queue.Clear();
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queue.Point(Vector3.Zero, 2f, fg);
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queue.Line(Vector3.Zero, Vector3.One * 2, 2f, bg);
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queue.Rect(Vector3.UnitX, 2 * Vector3.UnitX + Vector3.UnitY, fg, bg, 2f);
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GL.Viewport(0, 0, framebufferSize.X, framebufferSize.Y);
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GL.ClearColor(0.3f, 0.3f, 0.3f, 1.0f);
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GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
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executor.Draw(queue);
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executor.EndFrame();
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TK.OpenGL.SwapBuffers(context);
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}
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class GlContext : IGLContext
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{
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public WindowHandle Window { get; }
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public OpenGLContextHandle Context { get; }
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public int ContextGroup { get; } = -1;
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public Size FramebufferSize
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{
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get
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{
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TK.Window.GetFramebufferSize(Window, out Vector2i framebufferSize);
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return new Size(framebufferSize.X, framebufferSize.Y);
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}
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}
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public event Action? Disposed;
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public GlContext(WindowHandle window, OpenGLContextHandle context)
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{
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Window = window;
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Context = context;
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OpenGLContextHandle? shared = TK.OpenGL.GetSharedContext(context);
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if (shared != null)
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{
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ContextGroup = _contexts.IndexOf(shared);
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}
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else
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{
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_contexts.Add(context);
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}
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}
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private static readonly List<OpenGLContextHandle> _contexts = new List<OpenGLContextHandle>();
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}
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