mirror of
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110 lines
3.9 KiB
C#
110 lines
3.9 KiB
C#
#region License
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//
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// EglUnixContext.cs
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//
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// Author:
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// Stefanos A. <stapostol@gmail.com>
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//
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// Copyright (c) 2006-2014 Stefanos Apostolopoulos
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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#endregion
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using System;
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using System.Diagnostics;
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using OpenTK.Graphics;
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namespace OpenTK.Platform.Egl
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{
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class EglUnixContext : EglContext
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{
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IntPtr ES1 = OpenTK.Platform.X11.DL.Open("libGLESv1_CM", X11.DLOpenFlags.Lazy);
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IntPtr ES2 = OpenTK.Platform.X11.DL.Open("libGLESv2", X11.DLOpenFlags.Lazy);
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IntPtr GL = OpenTK.Platform.X11.DL.Open("libGL", X11.DLOpenFlags.Lazy);
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public EglUnixContext(GraphicsMode mode, EglWindowInfo window, IGraphicsContext sharedContext,
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int major, int minor, GraphicsContextFlags flags)
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: base(mode, window, sharedContext, major, minor, flags)
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{
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}
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public EglUnixContext(ContextHandle handle, EglWindowInfo window, IGraphicsContext sharedContext,
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int major, int minor, GraphicsContextFlags flags)
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: base(handle, window, sharedContext, major, minor, flags)
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{
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}
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protected override IntPtr GetStaticAddress(IntPtr function, RenderableFlags renderable)
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{
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if ((renderable & RenderableFlags.ES) != 0 && ES1 != IntPtr.Zero)
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{
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return X11.DL.Symbol(ES1, function);
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}
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else if ((renderable & RenderableFlags.ES2) != 0 && ES2 != IntPtr.Zero)
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{
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return X11.DL.Symbol(ES2, function);
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}
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else if ((renderable & RenderableFlags.GL) != 0 && GL != IntPtr.Zero)
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{
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return X11.DL.Symbol(GL, function);
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}
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return IntPtr.Zero;
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}
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protected override void Dispose(bool manual)
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{
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if (ES1 != IntPtr.Zero)
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{
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X11.DL.Close(ES1);
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}
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if (ES2 != IntPtr.Zero)
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{
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X11.DL.Close(ES2);
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}
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if (GL != IntPtr.Zero)
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{
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X11.DL.Close(GL);
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}
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GL = ES1 = ES2 = IntPtr.Zero;
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base.Dispose(manual);
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}
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public override void LoadAll()
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{
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// Modern unices can use EGL to create
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// both GL and ES contexts, so we need
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// to load all entry points. This is
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// especially true on KMS, Wayland and Mir.
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Stopwatch time = Stopwatch.StartNew();
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new OpenTK.Graphics.OpenGL.GL().LoadEntryPoints();
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new OpenTK.Graphics.OpenGL4.GL().LoadEntryPoints();
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new OpenTK.Graphics.ES11.GL().LoadEntryPoints();
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new OpenTK.Graphics.ES20.GL().LoadEntryPoints();
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new OpenTK.Graphics.ES30.GL().LoadEntryPoints();
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Debug.Print("Bindings loaded in {0} ms.", time.Elapsed.TotalMilliseconds);
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}
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}
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}
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