MegaMan.LevelEditor.ScreenDrawingSurface.DrawGray C# (CSharp) Метод

        private void DrawGray()
        {
            if (!grayDirty) return;

            if (grayTiles != null) grayTiles.Dispose();
            grayTiles = ConvertToGrayscale(tileLayer);
            grayDirty = false;
        }