Exemple #1
0
        public EmguImage GetBackgroundImage()
        {
            if (this.NumSubfiles != 9 || this[0] == null || this[1] == null || this[6] == null)
            {
                throw new FormatException("The pack does not contain a background image.");
            }

            this[0].Position = this[1].Position = this[6].Position = 0;
            Nclr nclr = new Nclr(this[0]);
            Ncgr ncgr = new Ncgr(this[1]);
            Nscr nscr = new Nscr(this[6]);

            this[0].Position = this[1].Position = this[6].Position = 0;

            return(nscr.CreateBitmap(ncgr, nclr));
        }
Exemple #2
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        public EmguImage[] GetSpriteImage()
        {
            if (this.NumSubfiles != 9 || this[0] == null || this[1] == null || this[3] == null)
            {
                throw new FormatException("The pack does not contain a sprite image.");
            }

            this[0].Position = this[1].Position = this[3].Position = 0;
            Nclr nclr = new Nclr(this[0]);
            Ncgr ncgr = new Ncgr(this[1]);
            Ncer ncer = new Ncer(this[3]);

            this[0].Position = this[1].Position = this[3].Position = 0;

            EmguImage[] images = new EmguImage[ncer.NumFrames];
            for (int i = 0; i < ncer.NumFrames; i++)
            {
                images[i] = ncer.CreateBitmap(i, ncgr, nclr);
            }
            return(images);
        }
Exemple #3
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        private static void SpriteInfo(string spriteFile, string imgFile, string palFile, string outputDir)
        {
            Console.WriteLine("Reading {0} as NCLR palette...", palFile);
            Nclr palette = new Nclr(palFile);

            Console.WriteLine("Reading {0} as NCGR image...", imgFile);
            Ncgr image = new Ncgr(imgFile);

            Console.WriteLine("Reading {0} as NCER sprite...", spriteFile);
            Ncer sprite = new Ncer(spriteFile);

            if (!string.IsNullOrEmpty(outputDir) && !Directory.Exists(outputDir))
                Directory.CreateDirectory(outputDir);

            for (int i = 0; i < sprite.NumFrames; i++) {
                if (!string.IsNullOrEmpty(outputDir)) {
                    string outputFile = Path.Combine(outputDir, "Sprite" + i.ToString() + ".png");
                    if (File.Exists(outputFile))
                        File.Delete(outputFile);
                    sprite.CreateBitmap(i, image, palette).Save(outputFile);
                }
            }
        }
Exemple #4
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        private static void PaletteInfo(string file, string outputDir)
        {
            Console.WriteLine("Reading {0} as NCLR palette...", file);
            Nclr palette = new Nclr(file);

            Console.WriteLine("\t* Version:               {0}", palette.NitroData.VersionS);
            Console.WriteLine("\t* Contains PCMP section: {0}", palette.NitroData.Blocks.ContainsType("PCMP"));
            Console.WriteLine("\t* Number of palettes:    {0}", palette.NumPalettes);

            if (!string.IsNullOrEmpty(outputDir) && !Directory.Exists(outputDir))
                Directory.CreateDirectory(outputDir);
            for (int i = 0; i < palette.NumPalettes; i++) {
                Console.WriteLine("\t+ Palette {0}: {1} colors", i, palette.GetPalette(i).Length);

                if (!string.IsNullOrEmpty(outputDir)) {
                    string outputFile = Path.Combine(outputDir, "Palette" + i.ToString() + ".png");
                    if (File.Exists(outputFile))
                        File.Delete(outputFile);
                    palette.CreateBitmap(i).Save(outputFile);
                }
            }
        }
Exemple #5
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        private static void MapInfo(string mapFile, string imgFile, string palFile, string outputFile)
        {
            Console.WriteLine("Reading {0} as NCLR palette...", palFile);
            Nclr palette = new Nclr(palFile);

            Console.WriteLine("Reading {0} as NCGR image...", imgFile);
            Ncgr image = new Ncgr(imgFile);

            Console.WriteLine("Reading {0} as NSCR map...", mapFile);
            Nscr map = new Nscr(mapFile);

            Console.WriteLine("\t* Version:      {0}", map.NitroData.VersionS);
            Console.WriteLine("\t* Height:       {0}", map.Height);
            Console.WriteLine("\t* Width:        {0}", map.Width);
            Console.WriteLine("\t* BG Mode:      {0}", map.BgMode);
            Console.WriteLine("\t* Palette Mode: {0}", map.PaletteMode);

            map.CreateBitmap(image, palette).Save(outputFile);
        }
Exemple #6
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        private static void ImportTestSprite(string sprFile, string imgFile, string palFile)
        {
            FileStream   oldPalStr = new FileStream(palFile, FileMode.Open);
            FileStream   oldImgStr = new FileStream(imgFile, FileMode.Open);
            FileStream   oldSprStr = new FileStream(sprFile, FileMode.Open);
            MemoryStream newPalStr = new MemoryStream();
            MemoryStream newImgLinealStr = new MemoryStream();
            MemoryStream newImgTiledStr = new MemoryStream();
            MemoryStream newSprStr = new MemoryStream();

            Nclr nclr = new Nclr(oldPalStr);
            Ncgr ncgr = new Ncgr(oldImgStr);
            Ncer ncer = new Ncer(oldSprStr);

            SpriteImporter importer = new SpriteImporter();
            importer.Format = ColorFormat.Indexed_4bpp;
            importer.ObjectMode    = ObjMode.Normal;
            importer.PaletteMode   = PaletteMode.Palette16_16;
            importer.TileSize      = new System.Drawing.Size(64, 64);
            importer.Quantization     = new NdsQuantization() {
                BackdropColor = new Color(248, 0, 248, 255),
                Format = ColorFormat.Indexed_4bpp
            };
            importer.Reducer  = new SimilarDistanceReducer();
            importer.Splitter = new NdsSplitter(1);

            for (int i = 0; i < ncer.NumFrames; i++) {
                EmguImage bmp = ncer.CreateBitmap(i, ncgr, nclr);
                bmp.Save(sprFile + i.ToString() + ".png");
                importer.AddFrame(bmp);
            }

            importer.Generate(newPalStr, newImgLinealStr, newImgTiledStr, newSprStr);

            /*
            if (!Compare(oldPalStr, newPalStr)) {
                string newPalFile = palFile + ".new";
                WriteStream(newPalFile, newPalStr);
                Console.WriteLine("Palette different... Written to {0}", newPalFile);
            }
            if (!Compare(oldImgStr, newImgStr)) {
                string newImgFile = imgFile + ".new";
                WriteStream(newImgFile, newImgStr);
                Console.WriteLine("Image different...   Written to {0}", newImgFile);
            }
            if (!Compare(oldSprStr, newSprStr)) {
                string newSprFile = sprFile + ".new";
                WriteStream(newSprFile, newSprStr);
                Console.WriteLine("Sprite different...  Written to {0}", newSprFile);
            }
            */

            newPalStr.Position = newImgLinealStr.Position = newImgTiledStr.Position = newSprStr.Position = 0;
            nclr = new Nclr(newPalStr);
            ncgr = new Ncgr(newImgTiledStr);
            ncer = new Ncer(newSprStr);
            for (int i = 0; i < ncer.NumFrames; i++)
                ncer.CreateBitmap(i, ncgr, nclr).Save(sprFile + i.ToString() + "m.png");

            oldPalStr.Close();
            oldImgStr.Close();
            oldSprStr.Close();
            newPalStr.Close();
            newImgTiledStr.Close();
            newImgLinealStr.Close();
            newSprStr.Close();
        }
Exemple #7
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        private static void ImportTestBackground(string mapFile, string imgFile, string palFile)
        {
            FileStream   oldPalStr = new FileStream(palFile, FileMode.Open);
            FileStream   oldImgStr = new FileStream(imgFile, FileMode.Open);
            FileStream   oldMapStr = new FileStream(mapFile, FileMode.Open);
            MemoryStream newPalStr = new MemoryStream();
            MemoryStream newImgStr = new MemoryStream();
            MemoryStream newMapStr = new MemoryStream();

            Nclr nclr = new Nclr(oldPalStr);
            Ncgr ncgr = new Ncgr(oldImgStr);
            Nscr nscr = new Nscr(oldMapStr);
            EmguImage bmp = nscr.CreateBitmap(ncgr, nclr);
            bmp.Save(mapFile + ".png");

            BackgroundImporter importer = new BackgroundImporter();
            importer.ImportBackground(bmp, newMapStr, newImgStr, newPalStr);

            if (!Compare(oldPalStr, newPalStr)) {
                string newPalFile = palFile + ".new";
                WriteStream(newPalFile, newPalStr);
                Console.WriteLine("Palette different... Written to {0}", newPalFile);
            }
            if (!Compare(oldImgStr, newImgStr)) {
                string newImgFile = imgFile + ".new";
                WriteStream(newImgFile, newImgStr);
                Console.WriteLine("Image different...   Written to {0}", newImgFile);
            }
            if (!Compare(oldMapStr, newMapStr)) {
                string newMapFile = mapFile + ".new";
                WriteStream(newMapFile, newMapStr);
                Console.WriteLine("Map different...     Written to {0}", newMapFile);
            }

            newPalStr.Position = newImgStr.Position = newMapStr.Position = 0;
            nclr = new Nclr(newPalStr);
            ncgr = new Ncgr(newImgStr);
            nscr = new Nscr(newMapStr);
            nscr.CreateBitmap(ncgr, nclr).Save(mapFile + "m.png");

            oldPalStr.Close();
            oldImgStr.Close();
            oldMapStr.Close();
            newPalStr.Close();
            newImgStr.Close();
            newMapStr.Close();
        }
Exemple #8
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        private static void ImageInfo(string imgFile, string palFile, string outputFile)
        {
            Console.WriteLine("Reading {0} as NCLR palette...", palFile);
            Nclr palette = new Nclr(palFile);

            Console.WriteLine("Reading {0} as NCGR image...", imgFile);
            Ncgr image = new Ncgr(imgFile);

            Console.WriteLine("\t* Version:               {0}", image.NitroData.VersionS);
            Console.WriteLine("\t* Contains CPOS section: {0}", image.NitroData.Blocks.ContainsType("CPOS"));
            Console.WriteLine("\t* Height:                {0}", image.Height);
            Console.WriteLine("\t* Width:                 {0}", image.Width);
            Console.WriteLine("\t* Format:                {0}", image.Format);
            Console.WriteLine("\t* Pixel encoding:        {0}", image.PixelEncoding);

            image.CreateBitmap(palette, 0).Save(outputFile);
        }
Exemple #9
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        public static Npck FromSpriteImage(EmguImage[] images, int[] frames, Npck original)
        {
            SpriteImporter importer      = new SpriteImporter();
            MemoryStream   nclrStr       = new MemoryStream();
            MemoryStream   ncgrLinealStr = new MemoryStream();
            MemoryStream   ncgrTiledStr  = new MemoryStream();
            MemoryStream   ncerStr       = new MemoryStream();

            // Create sprites images to import
            // those sprite that have not been exported (they didn't have text)
            if (original[0] != null)
            {
                Nclr nclr = new Nclr(original[0]);
                Ncgr ncgr = new Ncgr(original[1] == null ? original[2] : original[1]);
                Ncer ncer = new Ncer(original[3]);

                // Set old settings
                importer.DispCnt          = ncgr.RegDispcnt;
                importer.Quantization     = new ManyFixedPaletteQuantization(nclr.GetPalettes());
                importer.OriginalPalettes = nclr.GetPalettes();
                importer.Format           = nclr.Format;
                if (nclr.Format == ColorFormat.Indexed_8bpp)
                {
                    importer.PaletteMode = PaletteMode.Palette256_1;
                }
                else
                {
                    importer.PaletteMode = PaletteMode.Palette16_16;
                }

                int idx = 0;
                for (int i = 0; i < ncer.NumFrames; i++)
                {
                    if (frames.Contains(i))
                    {
                        importer.AddFrame(images[idx++]);
                    }
                    else if (ncer != null)
                    {
                        importer.AddFrame(ncer.CreateBitmap(i, ncgr, nclr), ncer.GetFrame(i));
                    }
                }
            }
            else
            {
                foreach (EmguImage img in images)
                {
                    importer.AddFrame(img);
                }
            }

            // TEMP: Check if the files were present
            if (original[0] == null)
            {
                Console.Write("(Warning: No palette) ");
            }
            if (original[1] == null)
            {
                //Console.Write("(Warning: No HImage) ");
                ncgrTiledStr = null;
            }
            if (original[2] == null)
            {
                //Console.Write("(Warning: No LImage) ");
                ncgrLinealStr = null;
            }
            if (original[3] == null)
            {
                Console.Write("(Warning: No sprite) ");
            }
            if (original[5] == null)
            {
                Console.Write("(Warning: No animation) ");
            }

            importer.Generate(nclrStr, ncgrLinealStr, ncgrTiledStr, ncerStr);

            nclrStr.Position = 0;
            ncerStr.Position = 0;
            if (ncgrTiledStr != null)
            {
                ncgrTiledStr.Position = 0;
            }
            if (ncgrLinealStr != null)
            {
                ncgrLinealStr.Position = 0;
            }

            return(Npck.FromSpriteStreams(ncerStr, ncgrLinealStr, ncgrTiledStr, nclrStr, original[5]));
        }
Exemple #10
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        public EmguImage[] GetSpriteImage()
        {
            if (this.NumSubfiles != 9 || this[0] == null || this[1] == null || this[3] == null)
                throw new FormatException("The pack does not contain a sprite image.");

            this[0].Position = this[1].Position = this[3].Position = 0;
            Nclr nclr = new Nclr(this[0]);
            Ncgr ncgr = new Ncgr(this[1]);
            Ncer ncer = new Ncer(this[3]);
            this[0].Position = this[1].Position = this[3].Position = 0;

            EmguImage[] images = new EmguImage[ncer.NumFrames];
            for (int i = 0; i < ncer.NumFrames; i++)
                images[i] = ncer.CreateBitmap(i, ncgr, nclr);
            return images;
        }
Exemple #11
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        public EmguImage GetBackgroundImage()
        {
            if (this.NumSubfiles != 9 || this[0] == null || this[1] == null || this[6] == null)
                throw new FormatException("The pack does not contain a background image.");

            this[0].Position = this[1].Position = this[6].Position = 0;
            Nclr nclr = new Nclr(this[0]);
            Ncgr ncgr = new Ncgr(this[1]);
            Nscr nscr = new Nscr(this[6]);
            this[0].Position = this[1].Position = this[6].Position = 0;

            return nscr.CreateBitmap(ncgr, nclr);
        }
Exemple #12
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        public static Npck FromSpriteImage(EmguImage[] images, int[] frames, Npck original)
        {
            SpriteImporter importer = new SpriteImporter();
            MemoryStream nclrStr = new MemoryStream();
            MemoryStream ncgrLinealStr = new MemoryStream();
            MemoryStream ncgrTiledStr = new MemoryStream();
            MemoryStream ncerStr = new MemoryStream();

            // Create sprites images to import
            // those sprite that have not been exported (they didn't have text)
            if (original[0] != null) {
                Nclr nclr = new Nclr(original[0]);
                Ncgr ncgr = new Ncgr(original[1] == null ? original[2] : original[1]);
                Ncer ncer = new Ncer(original[3]);

                // Set old settings
                importer.DispCnt = ncgr.RegDispcnt;
                importer.Quantization = new ManyFixedPaletteQuantization(nclr.GetPalettes());
                importer.OriginalPalettes = nclr.GetPalettes();
                importer.Format = nclr.Format;
                if (nclr.Format == ColorFormat.Indexed_8bpp)
                    importer.PaletteMode = PaletteMode.Palette256_1;
                else
                    importer.PaletteMode = PaletteMode.Palette16_16;

                int idx = 0;
                for (int i = 0; i < ncer.NumFrames; i++) {
                    if (frames.Contains(i))
                        importer.AddFrame(images[idx++]);
                    else if (ncer != null)
                        importer.AddFrame(ncer.CreateBitmap(i, ncgr, nclr), ncer.GetFrame(i));
                }
            } else {
                foreach (EmguImage img in images)
                    importer.AddFrame(img);
            }

            // TEMP: Check if the files were present
            if (original[0] == null)
                Console.Write("(Warning: No palette) ");
            if (original[1] == null) {
                //Console.Write("(Warning: No HImage) ");
                ncgrTiledStr = null;
            }
            if (original[2] == null) {
                //Console.Write("(Warning: No LImage) ");
                ncgrLinealStr = null;
            }
            if (original[3] == null)
                Console.Write("(Warning: No sprite) ");
            if (original[5] == null)
                Console.Write("(Warning: No animation) ");

            importer.Generate(nclrStr, ncgrLinealStr, ncgrTiledStr, ncerStr);

            nclrStr.Position = 0;
            ncerStr.Position = 0;
            if (ncgrTiledStr != null)
                ncgrTiledStr.Position = 0;
            if (ncgrLinealStr != null)
                ncgrLinealStr.Position = 0;

            return Npck.FromSpriteStreams(ncerStr, ncgrLinealStr, ncgrTiledStr, nclrStr, original[5]);
        }
        public void SetOriginalSettings(Stream mapStr, Stream imgStr, Stream palStr,
			bool changePalette = false)
        {
            // Set original palette settings
            if (palStr != null) {
                Nclr nclr = new Nclr(palStr);
                this.ExtendedPalette = nclr.Extended;
                if (!changePalette)
                    this.Quantization = new FixedPaletteQuantization(nclr.GetPalette(0));
            }

            // Set original image settings if the file is not compressed
            if (imgStr != null && imgStr.ReadByte() == 0x52) {
                imgStr.Position -= 1;

                Ncgr ncgr = new Ncgr(imgStr);
                this.DispCnt       = ncgr.RegDispcnt;
                this.UnknownChar   = ncgr.Unknown;
                this.Format        = ncgr.Format;
                this.IncludeCpos   = ncgr.HasCpos;
                this.PixelEncoding = ncgr.PixelEncoding;
            }

            // Set original map settings
            if (mapStr != null && mapStr.ReadByte() == 0x52) {
                mapStr.Position -= 1;

                Nscr nscr = new Nscr(mapStr);
                this.BgMode      = nscr.BgMode;
                this.PaletteMode = nscr.PaletteMode;
                this.TileSize    = nscr.TileSize;
            }
        }
        /// <summary>
        /// Import a background image creating and writing a NSCR, NCGR and NCLR files to the streams passed.
        /// </summary>
        /// <param name="imgPath">Image path.</param>
        /// <param name="mapStr">Map stream output.</param>
        /// <param name="imgStr">Image stream output.</param>
        /// <param name="palStr">Pal strream output.</param>
        public void ImportBackground(EmguImage newImg, Stream mapStr, Stream imgStr, Stream palStr)
        {
            if (newImg == null)
                throw new ArgumentNullException();

            int width  = newImg.Width;
            int height = newImg.Height;
            int maxColors = this.Format.MaxColors();

            Pixel[] pixels;
            Color[] palette;
            List<int> mapPalette = new List<int>();
            bool is16ColFixed = (Format == ColorFormat.Indexed_4bpp) &&
                (PaletteMode == PaletteMode.Palette16_16) && (Quantization is FixedPaletteQuantization);
            if (!is16ColFixed) {
                // Quantizate image -> get pixels and palette
                this.Quantization.Quantizate(newImg);
                pixels  = this.Quantization.GetPixels(this.PixelEncoding);
                palette = this.Quantization.Palette;
                if (palette.Length > maxColors)
                    throw new FormatException(string.Format("The image has more than {0} colors", maxColors));
            } else {
                Console.Write("(16 Color fixed!) ");
                palette = this.Quantization.Palette;
                ManyFixedPaletteQuantization quant = new ManyFixedPaletteQuantization(
                    this.Quantization.Palette.Split(16).ToArray());

                List<Pixel> pixelList = new List<Pixel>();
                for (int y = 0; y < newImg.Height; y += this.TileSize.Height) {
                    for (int x = 0; x < newImg.Width; x += this.TileSize.Width) {
                        Rectangle subArea  = new Rectangle(x, y, this.TileSize.Width, this.TileSize.Height);
                        EmguImage subImage = newImg.Copy(subArea);
                        quant.Quantizate(subImage);
                        mapPalette.Add(quant.SelectedPalette);
                        pixelList.AddRange(quant.GetPixels(PixelEncoding.Lineal));
                    }
                }

                pixels = pixelList.ToArray();
            }

            // Create palette format
            Nclr nclr = new Nclr() {
                Extended = this.ExtendedPalette
            };
            nclr.SetData(palette, this.Format);

            // Create map from pixels
            Nscr nscr = new Nscr() {
                TileSize    = this.TileSize,
                Width       = width,
                Height      = height,
                BgMode      = this.BgMode,
                PaletteMode = this.PaletteMode
            };

            if (!is16ColFixed) {
                nscr.PaletteMode = (this.Format == ColorFormat.Indexed_4bpp) ?
                    PaletteMode.Palette16_16 : PaletteMode.Palette256_1;
                pixels = nscr.CreateMap(pixels);
            } else {
                nscr.PaletteMode = PaletteMode.Palette16_16;
                pixels = nscr.CreateMap(pixels, mapPalette.ToArray());
            }

            if (this.PartialImage) {
                // As the image won't expand to all the screen,
                // The first tile must be transparent
                int tilesizeLength = this.TileSize.Width * this.TileSize.Height;
                Pixel[] newPixels = new Pixel[pixels.Length + tilesizeLength];

                // New transparent pixels
                for (int i = 0; i < tilesizeLength; i++)
                    newPixels[i] = new Pixel(0, 255, true);

                // Image pixels
                Array.Copy(pixels, 0, newPixels, tilesizeLength, pixels.Length);
                pixels = newPixels;

                // Update map info
                MapInfo[] mapInfo = nscr.GetMapInfo();
                for (int i = 0; i < mapInfo.Length; i++) {
                    mapInfo[i] = new MapInfo(
                        mapInfo[i].TileIndex + 1,
                        mapInfo[i].PaletteIndex,
                        mapInfo[i].FlipX,
                        mapInfo[i].FlipY);
                }
                nscr.SetMapInfo(mapInfo);
            }

            // Create image format
            Ncgr ncgr = new Ncgr() {
                RegDispcnt = this.DispCnt,
                Unknown    = this.UnknownChar
            };
            ncgr.Width  = (pixels.Length > 256) ? 256 : pixels.Length;
            ncgr.Height = (int)Math.Ceiling(pixels.Length / (double)ncgr.Width);
            if (ncgr.Height % this.TileSize.Height != 0)
                ncgr.Height += this.TileSize.Height - (ncgr.Height % this.TileSize.Height);
            ncgr.SetData(pixels, this.PixelEncoding, this.Format, this.TileSize);

            // Write data
            if (palStr != null)
                nclr.Write(palStr);
            if (imgStr != null)
                ncgr.Write(imgStr);
            if (mapStr != null)
                nscr.Write(mapStr);
        }
Exemple #15
0
        public void Generate(Stream paletteStr, Stream imgLinealStr, Stream imgTiledStr, Stream spriteStr)
        {
            Pixel[] pixelsLin;
            Pixel[] pixelsHori;
            Color[][] palettes;
            this.CreateData(out pixelsLin, out pixelsHori, out palettes);

            // Get frame list
            Frame[] frames = new Frame[this.frameData.Count];
            for (int i = 0; i < this.frameData.Count; i++)
                frames[i] = this.frameData[i].Item1;

            // Create palette format
            Nclr nclr = new Nclr() {
                Extended = false,
                Format   = this.Format
            };
            nclr.SetPalette(palettes);

            // Create image format
            Ncgr ncgrLineal = new Ncgr() {
                RegDispcnt  = this.DispCnt,
                Unknown     = this.UnknownChar,
                InvalidSize = true
            };
            ncgrLineal.Width  = (pixelsLin.Length > 256) ? 256 : pixelsLin.Length;
            ncgrLineal.Height = (int)Math.Ceiling(pixelsLin.Length / (double)ncgrLineal.Width);
            ncgrLineal.SetData(pixelsLin, PixelEncoding.Lineal, this.Format, this.TileSize);

            Ncgr ncgrTiled = new Ncgr() {
                RegDispcnt  = this.DispCnt,
                Unknown     = this.UnknownChar,
                InvalidSize = true
            };
            ncgrTiled.Width  = ncgrLineal.Width;
            ncgrTiled.Height = ncgrLineal.Height;
            if (ncgrTiled.Height % this.TileSize.Height != 0)
                ncgrTiled.Height += this.TileSize.Height - (ncgrTiled.Height % this.TileSize.Height);
            ncgrTiled.SetData(pixelsHori, PixelEncoding.HorizontalTiles, this.Format, this.TileSize);

            // Create sprite format
            Ncer ncer = new Ncer() {
                TileSize = 128,
                IsRectangularArea = this.UseRectangularArea
            };
            ncer.SetFrames(frames);

            // Write data
            if (paletteStr != null)
                nclr.Write(paletteStr);
            if (imgLinealStr != null)
                ncgrLineal.Write(imgLinealStr);
            if (imgTiledStr != null)
                ncgrTiled.Write(imgTiledStr);
            if (spriteStr != null)
                ncer.Write(spriteStr);
        }