A OpenGLES.EAGLRenderingAPI value which specifies the OpenGLES version that will be used with iPhoneOSGameView.GraphicsContext.
Type Reason NotSupportedException iPhoneOSGameView.ContextRenderingApi can't be set after iPhoneOSGameView.GraphicsContext has been created. ObjectDisposedException The instance has had Foundation.NSObject.Dispose invoked on it.