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];
}
}
}
