public void ModifyD3DTX(DDS_Master dds) //ISSUE HERE WITH DXT5 AND MIP MAPS WITH UPSCALED TEXTURES { mWidth = dds.header.dwWidth; //this is correct mHeight = dds.header.dwHeight; //this is correct mSurfaceFormat = DDS_Functions.Get_T3Format_FromFourCC(dds.header.ddspf.dwFourCC); //this is correct mDepth = dds.header.dwDepth; mNumMipLevels = dds.header.dwMipMapCount; List <byte[]> ddsData = dds.textureData; ddsData.Reverse(); mPixelData.Clear(); //this is correct mPixelData = ddsData; //this is correct StreamHeader newStreamHeader = new StreamHeader() { mRegionCount = (int)dds.header.dwMipMapCount, //this is correct mAuxDataCount = mStreamHeader.mAuxDataCount, //this is correct mTotalDataSize = (int)ByteFunctions.Get2DByteArrayTotalSize(mPixelData) //this is correct }; mStreamHeader = newStreamHeader; //this is correct List <RegionStreamHeader> regionStreamHeader = new List <RegionStreamHeader>(); //this is correct uint[,] mipMapResolutions = DDS_Functions.DDS_CalculateMipResolutions(mNumMipLevels, mWidth, mHeight); bool blockSizeDouble = DDS_Functions.DDS_CompressionBool(dds.header); for (int i = 0; i < mStreamHeader.mRegionCount; i++) { RegionStreamHeader region = new RegionStreamHeader() { mDataSize = (uint)mPixelData[i].Length, mFaceIndex = 0, //NOTE: for cubemap textures this will need to change mMipCount = 1, //NOTE: for cubemap textures this will need to change mMipIndex = (mStreamHeader.mRegionCount - 1) - i, mPitch = DDS_Functions.DDS_ComputePitchValue(mipMapResolutions[mStreamHeader.mRegionCount - i, 0], blockSizeDouble), //this is correct mSlicePitch = mPixelData[i].Length, //this is correct }; regionStreamHeader.Add(region); } regionStreamHeader.Reverse(); mRegionHeaders = regionStreamHeader.ToArray(); UpdateArrayCapacities(); PrintConsole(); }
public void ModifyD3DTX(DDS_Master dds) { mWidth = dds.header.dwWidth; mHeight = dds.header.dwHeight; mSurfaceFormat = DDS_Functions.Get_T3Format_FromFourCC(dds.header.ddspf.dwFourCC); mDepth = dds.header.dwDepth; mNumMipLevels = dds.header.dwMipMapCount; List <byte[]> ddsData = new List <byte[]>(dds.textureData); //this is correct ddsData.Reverse(); //this is correct mPixelData.Clear(); //this is correct mPixelData = ddsData; //this is correct StreamHeader newStreamHeader = new StreamHeader() { mRegionCount = (int)dds.header.dwMipMapCount, mAuxDataCount = mStreamHeader.mAuxDataCount, mTotalDataSize = (int)ByteFunctions.Get2DByteArrayTotalSize(mPixelData) //this is correct }; mStreamHeader = newStreamHeader; RegionStreamHeader[] regionStreamHeader = new RegionStreamHeader[mStreamHeader.mRegionCount]; uint[,] mipMapResolutions = DDS_Functions.DDS_CalculateMipResolutions(mNumMipLevels, mWidth, mHeight); bool blockSizeDouble = DDS_Functions.DDS_CompressionBool(dds.header); for (int i = 0; i < regionStreamHeader.Length; i++) { regionStreamHeader[i] = new RegionStreamHeader() { mDataSize = (uint)mPixelData[i].Length, mFaceIndex = 0, //NOTE: for cubemap textures this will need to change mMipCount = 1, //NOTE: for cubemap textures this will need to change mMipIndex = (regionStreamHeader.Length - 1) - i, //mMipIndex = (regionStreamHeader.Length - 1) - i, mPitch = DDS_Functions.DDS_ComputePitchValue(mipMapResolutions[regionStreamHeader.Length - i, 0], blockSizeDouble), //this is correct mSlicePitch = mPixelData[i].Length, //this is correct }; } mRegionHeaders = regionStreamHeader; UpdateArrayCapacities(); //PrintConsole(); }
/// <summary> /// Parses the data from a DDS byte array. (Can also read just the header only) /// </summary> /// <param name="fileData"></param> /// <param name="headerOnly"></param> private void GetData(byte[] fileData, bool headerOnly) { ConsoleFunctions.SetConsoleColor(ConsoleColor.Black, ConsoleColor.White); Console.WriteLine("Total Source Texture Byte Size = {0}", fileData.Length); //which byte offset we are on for the source texture (will be changed as we go through the file) byte[] headerBytes = ByteFunctions.AllocateBytes(124, fileData, 4); //skip past the 'DDS ' //this will automatically read all of the byte data in the header header = DDS_Functions.GetHeaderFromBytes(headerBytes); ConsoleFunctions.SetConsoleColor(ConsoleColor.Black, ConsoleColor.White); Console.WriteLine("DDS Height = {0}", header.dwHeight); Console.WriteLine("DDS Width = {0}", header.dwWidth); Console.WriteLine("DDS Mip Map Count = {0}", header.dwMipMapCount); Console.WriteLine("DDS Compression = {0}", header.ddspf.dwFourCC); if (headerOnly) { return; } //--------------------------EXTRACT DDS TEXTURE DATA-------------------------- //calculate dds header length (we add 4 because we skipped the 4 bytes which contain the ddsPrefix, it isn't necessary to parse this data) uint ddsHeaderLength = 4 + header.dwSize; //calculate the length of just the dds texture data uint ddsTextureDataLength = (uint)sourceFileData.Length - ddsHeaderLength; //allocate a byte array of dds texture length byte[] ddsTextureData = new byte[ddsTextureDataLength]; //copy the data from the source byte array past the header (so we are only getting texture data) Array.Copy(sourceFileData, ddsHeaderLength, ddsTextureData, 0, ddsTextureData.Length); //if there are no mip maps if (header.dwMipMapCount <= 1) { textureData = new(); textureData.Add(ddsTextureData); Console.WriteLine("DDS Texture Byte Size = {0}", textureData[0].Length); } else //if there are mip maps { //get mip resolutions //calculated mip resolutions [Pixel Value, Width or Height (0 or 1)] mipMapResolutions = DDS_Functions.DDS_CalculateMipResolutions(header.dwMipMapCount, header.dwWidth, header.dwHeight); //get byte sizes uint[] byteSizes = DDS_Functions.DDS_GetImageByteSizes(mipMapResolutions, DDS_Functions.DDS_CompressionBool(header)); textureData = new(); int test = ddsTextureData.Length; int offset = 0; for (int i = 0; i < byteSizes.Length; i++) { byte[] temp = new byte[byteSizes[i]]; //issue length Array.Copy(ddsTextureData, offset, temp, 0, temp.Length); offset += temp.Length - 1; textureData.Add(temp); test -= (int)byteSizes[i]; } } }