ME3Explorer.Unreal.Classes.Texture2D.Texture2D C# (CSharp) Method

        public Texture2D(ME3Package pccObj, int texIdx)
        {
            pccRef = pccObj;
            // check if texIdx is an Export index and a Texture2D class
            if (pccObj.isExport(texIdx) && (pccObj.Exports[texIdx].ClassName == className))
            {
                IExportEntry expEntry = pccObj.Exports[texIdx];
                properties = new Dictionary<string, PropertyReader.Property>();
                byte[] rawData = expEntry.Data;
                int propertiesOffset = PropertyReader.detectStart(pccObj, rawData, expEntry.ObjectFlags);
                headerData = new byte[propertiesOffset];
                Buffer.BlockCopy(rawData, 0, headerData, 0, propertiesOffset);
                pccOffset = (uint)expEntry.DataOffset;
                List<PropertyReader.Property> tempProperties = PropertyReader.getPropList(expEntry);
                texName = expEntry.ObjectName;
                for (int i = 0; i < tempProperties.Count; i++)
                {
                    PropertyReader.Property property = tempProperties[i];
                    if (!properties.ContainsKey(pccObj.Names[property.Name]))
                        properties.Add(pccObj.Names[property.Name], property);

                    switch (pccObj.Names[property.Name])
                    {
                        case "Format": texFormat = pccObj.Names[property.Value.IntValue].Substring(3); break;
                        case "TextureFileCacheName": arcName = pccObj.Names[property.Value.IntValue]; break;
                        case "LODGroup": LODGroup = pccObj.Names[property.Value.IntValue]; break;
                        case "None": dataOffset = (uint)(property.offsetval + property.Size); break;
                    }
                }

                // if "None" property isn't found throws an exception
                if (dataOffset == 0)
                    throw new Exception("\"None\" property not found");
                else
                {
                    imageData = new byte[rawData.Length - dataOffset];
                    Buffer.BlockCopy(rawData, (int)dataOffset, imageData, 0, (int)(rawData.Length - dataOffset));
                }
            }
            else
                throw new Exception("Texture2D " + texIdx + " not found");

            pccExpIdx = texIdx;
            MemoryStream dataStream = new MemoryStream(imageData);
            numMipMaps = dataStream.ReadValueU32();
            uint count = numMipMaps;

            imgList = new List<ImageInfo>();
            while (dataStream.Position < dataStream.Length && count > 0)
            {
                ImageInfo imgInfo = new ImageInfo();
                imgInfo.storageType = (storage)dataStream.ReadValueS32();
                imgInfo.uncSize = dataStream.ReadValueS32();
                imgInfo.cprSize = dataStream.ReadValueS32();
                imgInfo.offset = dataStream.ReadValueS32();
                if (imgInfo.storageType == storage.pccSto)
                {
                    //imgInfo.offset = (int)(pccOffset + dataOffset); // saving pcc offset as relative to exportdata offset, not absolute
                    imgInfo.offset = (int)dataStream.Position; // saving pcc offset as relative to exportdata offset, not absolute
                    //MessageBox.Show("Pcc class offset: " + pccOffset + "\nimages data offset: " + imgInfo.offset.ToString());
                    dataStream.Seek(imgInfo.uncSize, SeekOrigin.Current);
                }
                imgInfo.imgSize = new ImageSize(dataStream.ReadValueU32(), dataStream.ReadValueU32());
                imgList.Add(imgInfo);
                count--;
            }

            // save what remains
            /*int remainingBytes = (int)(dataStream.Length - dataStream.Position);
            footerData = new byte[remainingBytes];
            dataStream.Read(footerData, 0, footerData.Length);*/
        }