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97b211a101
We have to load statically exported entry points using the regular OS symbol loading facilities, and only use eglGetProcAddress for extensions. Fixes crash in https://github.com/mono/MonoGame/pull/2377
83 lines
2.9 KiB
C#
83 lines
2.9 KiB
C#
#region License
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//
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// EglWinContext.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 OpenTK.Graphics;
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namespace OpenTK.Platform.Egl
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{
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class EglWinContext : EglContext
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{
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readonly IntPtr ES1 = OpenTK.Platform.Windows.Functions.LoadLibrary("libGLESv1_CM");
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readonly IntPtr ES2 = OpenTK.Platform.Windows.Functions.LoadLibrary("libGLESv2");
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public EglWinContext(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 EglWinContext(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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#region Protected Members
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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 Windows.Functions.GetProcAddress(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 Windows.Functions.GetProcAddress(ES2, 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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Windows.Functions.FreeLibrary(ES1);
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}
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if (ES2 != IntPtr.Zero)
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{
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Windows.Functions.FreeLibrary(ES2);
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}
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base.Dispose(manual);
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}
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#endregion
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}
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} |