The bitmap raw data chunk.
Наследование: RawDataChunk
Пример #1
0
        /// <summary>
        /// The read h 2 bitmap raw.
        /// </summary>
        /// <param name="TagIndex">The TagIndex.</param>
        /// <param name="map">The map.</param>
        /// <param name="dontreadraw">The dontreadraw.</param>
        /// <remarks></remarks>
        public void ReadH2BitmapRaw(int TagIndex, Map map, bool dontreadraw)
        {
            // Offset 68 = Bitmap Data reflexive
            map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + 68;
            int tempc = map.BR.ReadInt32();
            int tempr = map.BR.ReadInt32() - map.SecondaryMagic;

            for (int x = 0; x < tempc; x++)
            {
                // Bitmap Data reflexive is 116 bytes large
                // Offset 4 in BD reflexive is (short) width
                map.BR.BaseStream.Position = tempr + (x * 116) + 4;
                int width = map.BR.ReadInt16();

                // Offset 6 in BD reflexive is (short) width
                int height = map.BR.ReadInt16();

                // Offset 8 in BD reflexive is (short) width
                int depth = map.BR.ReadInt16();

                // Offset 10 in BD reflexive is (short) type
                int type = map.BR.ReadInt16();

                // Offset 12 in BD reflexive is (short) format
                int format = map.BR.ReadInt16();

                // Offset 20 in BD reflexive is (short) mipmap Count
                map.BR.BaseStream.Position = tempr + (x * 116) + 20;
                int mipmapCount = map.BR.ReadInt16();

                for (int xx = 0; xx < 6; xx++)
                {
                    BitmapRawDataChunk Raw = new BitmapRawDataChunk();
                    Raw.inchunk = x;
                    Raw.num = xx;
                    Raw.pointerMetaOffset = tempr + (x * 116) + 28 + (xx * 4) - map.MetaInfo.Offset[TagIndex];
                    Raw.rawDataType = RawDataType.bitm;
                    map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + Raw.pointerMetaOffset;
                    Raw.offset = map.BR.ReadInt32();
                    if (Raw.offset == -1)
                    {
                        break;
                    }

                    map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + Raw.pointerMetaOffset + 24;
                    Raw.size = map.BR.ReadInt32();

                    map.Functions.ParsePointer(ref Raw.offset, ref Raw.rawLocation);
                    if (dontreadraw == false)
                    {
                        map.OpenMap(Raw.rawLocation);
                        map.BR.BaseStream.Position = Raw.offset;
                        Raw.MS = new MemoryStream(Raw.size);
                        Raw.MS.Write(map.BR.ReadBytes(Raw.size), 0, Raw.size);

                        #region mipmap loading section

                        int offset = 0;
                        int Bpp = 4; // 32 bit
                        switch (format)
                        {
                            case 0:
                            case 1:
                            case 2:
                            case 17:
                                Bpp = 1; // 8 bit
                                break;
                            case 3:
                            case 6:
                            case 8:
                            case 9:
                            case 22:
                                Bpp = 2; // 16 bit
                                break;
                        }

                        for (int xxx = xx; xxx < mipmapCount; xxx++)
                        {
                            mipmapDataChunk mipmapDC = new mipmapDataChunk();
                            mipmapDC.width = width >> xxx;
                            mipmapDC.height = height >> xxx;
                            mipmapDC.depth = depth >> xxx != 0 ? depth >> xxx : 1;
                            mipmapDC.offset = offset;
                            mipmapDC.size = mipmapDC.width * mipmapDC.height * mipmapDC.depth * Bpp;

                            // if (type == 2)  // Cubemap, 6 sides
                            // mipmapDC.size *= 6;
                            switch (format)
                            {
                                case 14: // DXT1
                                    mipmapDC.size /= 8;
                                    break;
                                case 15: // DXT3
                                case 16: // DXT5
                                    mipmapDC.size /= 4;
                                    break;
                            }

                            offset += mipmapDC.size;
                            Raw.mipmaps.Add(mipmapDC);
                        }

                        #endregion

                        map.OpenMap(MapTypes.Internal);
                    }

                    this.rawChunks.Add(Raw);
                }
            }
        }
Пример #2
0
        /// <summary>
        /// The read ce bitmap raw.
        /// </summary>
        /// <param name="TagIndex">The TagIndex.</param>
        /// <param name="map">The map.</param>
        /// <param name="dontreadraw">The dontreadraw.</param>
        /// <remarks></remarks>
        public void ReadCEBitmapRaw(int TagIndex, Map map, bool dontreadraw)
        {
            if (map.MetaInfo.external[TagIndex])
            {
                map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + 84;
                int rawcount = map.BR.ReadInt32();
                map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + 100;
                int translation = map.BR.ReadInt32();
                for (int x = 0; x < rawcount; x++)
                {
                    BitmapRawDataChunk Raw = new BitmapRawDataChunk();
                    Raw.inchunk = x;
                    Raw.num = 0;
                    Raw.rawDataType = RawDataType.bitm;
                    Raw.pointerMetaOffset = (x * 48) + translation + 24;
                    map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + Raw.pointerMetaOffset;
                    Raw.offset = map.BR.ReadInt32();
                    Raw.size = map.BR.ReadInt32();
                    Raw.rawLocation = MapTypes.Bitmaps;

                    try
                    {
                        if (dontreadraw == false)
                        {
                            // map.OpenMap(Raw.rawLocation);
                            map.BR.BaseStream.Position = Raw.offset;
                            Raw.MS = new MemoryStream(Raw.size);
                            Raw.MS.Write(map.BR.ReadBytes(Raw.size), 0, Raw.size);

                            // map.OpenMap(MapTypes.Internal);
                        }

                        this.rawChunks.Add(Raw);
                    }
                    catch
                    {
                    }
                }

                // m.CloseMap();
            }
            else
            {
                map.BR.BaseStream.Position = map.MetaInfo.Offset[TagIndex] + 96;
                int tempc = map.BR.ReadInt32();
                int tempr = map.BR.ReadInt32() - map.PrimaryMagic - map.MetaInfo.Offset[TagIndex];
                for (int x = 0; x < tempc; x++)
                {
                    BitmapRawDataChunk Raw = new BitmapRawDataChunk();
                    Raw.inchunk = x;
                    Raw.num = 0;
                    Raw.pointerMetaOffset = tempr + (x * 48) + 24;
                    map.BR.BaseStream.Position = Raw.pointerMetaOffset + map.MetaInfo.Offset[TagIndex];
                    Raw.rawDataType = RawDataType.bitm;
                    Raw.offset = map.BR.ReadInt32();
                    Raw.size = map.BR.ReadInt32();
                    Raw.rawLocation = MapTypes.Internal;

                    if (dontreadraw == false)
                    {
                        // map.OpenMap(Raw.rawLocation);
                        map.BR.BaseStream.Position = Raw.offset;
                        Raw.MS = new MemoryStream(Raw.size);
                        Raw.MS.Write(map.BR.ReadBytes(Raw.size), 0, Raw.size);

                        // map.OpenMap(MapTypes.Internal);
                    }

                    this.rawChunks.Add(Raw);
                }
            }
        }