Microsoft.Xna.Framework.MonoGameAndroidGameView.CreateFrameBuffer C# (CSharp) Method

        protected override void CreateFrameBuffer()
        {
            Android.Util.Log.Debug("MonoGame", "MonoGameAndroidGameView.CreateFrameBuffer");

            ContextRenderingApi = GLVersion.ES2;
            int depth = 0;
            int stencil = 0;
            switch (_game.graphicsDeviceManager.PreferredDepthStencilFormat)
            {
                case DepthFormat.Depth16:
                    depth = 16;
                    break;
                case DepthFormat.Depth24:
                    depth = 24;
                    break;
                case DepthFormat.Depth24Stencil8:
                    depth = 24;
                    stencil = 8;
                    break;
                case DepthFormat.None:
                    break;
            }

            List<GraphicsMode> modes = new List<GraphicsMode>();
            if (depth > 0)
            {
                modes.Add(new AndroidGraphicsMode(new ColorFormat(8, 8, 8, 8), depth, stencil, 0, 0, false));
                modes.Add(new AndroidGraphicsMode(new ColorFormat(5, 6, 5, 0), depth, stencil, 0, 0, false));
                modes.Add(new AndroidGraphicsMode(0, depth, stencil, 0, 0, false));
                if (depth > 16)
                {
                    modes.Add(new AndroidGraphicsMode(new ColorFormat(8, 8, 8, 8), 16, 0, 0, 0, false));
                    modes.Add(new AndroidGraphicsMode(new ColorFormat(5, 6, 5, 0), 16, 0, 0, 0, false));
                    modes.Add(new AndroidGraphicsMode(0, 16, 0, 0, 0, false));
                }
            }
            else
            {
                modes.Add(new AndroidGraphicsMode(new ColorFormat(8, 8, 8, 8), 0, 0, 0, 0, false));
                modes.Add(new AndroidGraphicsMode(new ColorFormat(5, 6, 5, 0), 0, 0, 0, 0, false));
            }
            modes.Add(null); // default mode
            modes.Add(new AndroidGraphicsMode(0, 0, 0, 0, 0, false)); // low mode

            Exception innerException = null;
            foreach (GraphicsMode mode in modes)
            {
                if (mode != null)
                    Android.Util.Log.Debug("MonoGame", "Creating Color: {0}, Depth: {1}, Stencil: {2}, Accum:{3}", mode.ColorFormat, mode.Depth, mode.Stencil, mode.AccumulatorFormat);
                else
                    Android.Util.Log.Debug("MonoGame", "Creating default mode");
                GraphicsMode = mode;
                try
                {
                    base.CreateFrameBuffer();
                }
                catch (Exception e)
                {
                    innerException = e;
                    continue;
                }
                Android.Util.Log.Debug("MonoGame", "Created format {0}", GraphicsContext.GraphicsMode);
                var status = GL.CheckFramebufferStatus(FramebufferTarget.Framebuffer);
                Android.Util.Log.Debug("MonoGame", "Framebuffer Status: " + status.ToString());

                MakeCurrent();
                return;
            }
            throw new NoSuitableGraphicsDeviceException("Could not create OpenGLES 2.0 frame buffer", innerException);
        }