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Set the correct, platform-specific GetCurrentContext implementation on startup. Ensures the correct function of dummy contexts.

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This commit is contained in:
the_fiddler 2010-10-09 18:53:20 +00:00
parent 2c739cc96b
commit 8bb6af05d7
1 changed files with 2 additions and 18 deletions
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20
Source/OpenTK/Graphics/GraphicsContext.cs
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@ -269,24 +269,8 @@ namespace OpenTK.Graphics
#region public static IGraphicsContext CurrentContext
internal delegate ContextHandle GetCurrentContextDelegate();
internal static GetCurrentContextDelegate GetCurrentContext = delegate
{
// Note: this is a slow, generic fallback for use with DummyGLContext.
// Most other platforms can query the current context directly (via
// [Wgl|Glx|Agl|Egl].GetCurrentContext()) so the GraphicsContext
// constructor will replace this implementation with a platform-specific
// one, if it exists.
foreach (WeakReference weak_ref in available_contexts.Values)
{
IGraphicsContext context = (IGraphicsContext)weak_ref.Target;
if (context.IsCurrent)
{
return (context as IGraphicsContextInternal).Context;
}
}
return ContextHandle.Zero;
};
internal static GetCurrentContextDelegate GetCurrentContext =
Platform.Factory.Default.CreateGetCurrentGraphicsContext();
/// <summary>
/// Gets the GraphicsContext that is current in the calling thread.