/// <summary>
/// Compresses the specified image.
/// </summary>
/// <param name="image">The image.</param>
/// <param name="libraryData">The library data.</param>
/// <param name="request">The request.</param>
/// <exception cref="TexLibraryException">Compression failed</exception>
private void Compress(TexImage image, AtitcTextureLibraryData libraryData, CompressingRequest request)
{
Log.Info("Converting/Compressing with " + request.Format + " ...");
int totalSize = 0;
Texture[] texOut = new Texture[image.SubImageArray.Length];
int pitch, slice;
// Setting the new Texture array that will contained the compressed data
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
Tools.ComputePitch(request.Format, libraryData.Textures[i].dwWidth, libraryData.Textures[i].dwHeight, out pitch, out slice);
texOut[i] = new Texture(libraryData.Textures[i].dwWidth, libraryData.Textures[i].dwHeight, pitch, RetrieveNativeFormat(request.Format), 0, IntPtr.Zero);
texOut[i].dwDataSize = Utilities.CalculateBufferSize(out texOut[i]);
totalSize += texOut[i].dwDataSize;
}
// Allocating memory to store the compressed data
image.Data = Marshal.AllocHGlobal(totalSize);
libraryData.Options = new CompressOptions(false, 0, 0, 0, false, false, 0, false, Speed.ATI_TC_Speed_Normal);
Result res;
int offset = 0;
// Compressing each sub image into the new allocated memory
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
texOut[i].pData = new IntPtr(image.Data.ToInt64() + offset);
offset += texOut[i].dwDataSize;
res = Utilities.ConvertTexture(out libraryData.Textures[i], out texOut[i], out libraryData.Options);
if (res != Result.ATI_TC_OK)
{
Log.Error("Compression failed: " + res);
throw new TextureToolsException("Compression failed: " + res);
}
libraryData.Textures[i] = texOut[i];
}
// Deleting old uncompressed data
if (image.DisposingLibrary != null)
{
image.DisposingLibrary.Dispose(image);
}
// Assigning the new compressed data to the current instance of <see cref="LibraryData" />
libraryData.Data = image.Data;
// udpating various features
image.DataSize = totalSize;
image.RowPitch = libraryData.Textures[0].dwPitch;
image.Format = request.Format;
image.DisposingLibrary = this;
}
public void Dispose(TexImage image)
{
AtitcTextureLibraryData libraryData = (AtitcTextureLibraryData)image.LibraryData[this];
if (libraryData.Data != IntPtr.Zero)
{
Marshal.FreeHGlobal(libraryData.Data);
}
}
/// <summary>
/// Decompresses the specified image.
/// </summary>
/// <param name="image">The image.</param>
/// <param name="libraryData">The library data.</param>
/// <exception cref="TexLibraryException">Decompression failed</exception>
private void Decompress(TexImage image, AtitcTextureLibraryData libraryData)
{
Log.Info("Decompressing texture ...");
int totalSize = 0;
Texture[] texOut = new Texture[image.SubImageArray.Length];
int rowPitch, slicePitch;
// Setting the new Texture array that will contained the uncompressed data
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
Tools.ComputePitch(SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm, libraryData.Textures[i].dwWidth, libraryData.Textures[i].dwHeight, out rowPitch, out slicePitch);
texOut[i] = new Texture(libraryData.Textures[i].dwWidth, libraryData.Textures[i].dwHeight, libraryData.Textures[i].dwWidth * 4, Format.ATI_TC_FORMAT_ARGB_8888, 0, IntPtr.Zero);
texOut[i].dwDataSize = Utilities.CalculateBufferSize(out texOut[i]);
totalSize += texOut[i].dwDataSize;
}
// Allocating memory to store the uncompressed data
image.Data = Marshal.AllocHGlobal(totalSize);
libraryData.Options = new CompressOptions(false, 0, 0, 0, false, false, 0, false, Speed.ATI_TC_Speed_Normal);
Result res;
long offset = 0;
// Decompressing each sub image into the new allocated memory
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
texOut[i].pData = new IntPtr(image.Data.ToInt64() + offset);
offset += texOut[i].dwDataSize;
res = Utilities.ConvertTexture(out libraryData.Textures[i], out texOut[i], out libraryData.Options);
if (res != Result.ATI_TC_OK)
{
Log.Error("Decompression failed: " + res);
throw new TextureToolsException("Decompression failed: " + res);
}
libraryData.Textures[i] = texOut[i];
}
// Deleting old compressed data
if (image.DisposingLibrary != null)
{
image.DisposingLibrary.Dispose(image);
}
// udpating various features
libraryData.Data = image.Data;
image.DataSize = totalSize;
image.RowPitch = libraryData.Textures[0].dwPitch;
image.Format = SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm;
image.DisposingLibrary = this;
}
public void StartLibrary(TexImage image)
{
AtitcTextureLibraryData libraryData = new AtitcTextureLibraryData();
image.LibraryData[this] = libraryData;
libraryData.Textures = new Texture[image.SubImageArray.Length];
int bpp = (int)image.Format.GetBPP();
for (int i = 0; i < image.SubImageArray.Length; ++i)
{
libraryData.Textures[i] = new Texture(image.SubImageArray[i].Width, image.SubImageArray[i].Height, image.SubImageArray[i].RowPitch, RetrieveNativeFormat(image.Format), image.SubImageArray[i].DataSize, image.SubImageArray[i].Data);
}
libraryData.Data = IntPtr.Zero;
}
public void StartLibrary(TexImage image)
{
AtitcTextureLibraryData libraryData = new AtitcTextureLibraryData();
image.LibraryData[this] = libraryData;
libraryData.Textures = new Texture[image.SubImageArray.Length];
var bpp = Paradox.Graphics.PixelFormatExtensions.SizeInBits(image.Format);
for (int i = 0; i < image.SubImageArray.Length; ++i)
{
libraryData.Textures[i] = new Texture(image.SubImageArray[i].Width, image.SubImageArray[i].Height, image.SubImageArray[i].RowPitch, RetrieveNativeFormat(image.Format), image.SubImageArray[i].DataSize, image.SubImageArray[i].Data);
}
libraryData.Data = IntPtr.Zero;
}
public void StartLibrary(TexImage image)
{
AtitcTextureLibraryData libraryData = new AtitcTextureLibraryData();
image.LibraryData[this] = libraryData;
libraryData.Textures = new Texture[image.SubImageArray.Length];
var bpp = Xenko.Graphics.PixelFormatExtensions.SizeInBits(image.Format);
for (int i = 0; i < image.SubImageArray.Length; ++i)
{
libraryData.Textures[i] = new Texture(image.SubImageArray[i].Width, image.SubImageArray[i].Height, image.SubImageArray[i].RowPitch, RetrieveNativeFormat(image.Format), image.SubImageArray[i].DataSize, image.SubImageArray[i].Data);
}
libraryData.Data = IntPtr.Zero;
}
public void StartLibrary(TexImage image)
{
AtitcTextureLibraryData libraryData = new AtitcTextureLibraryData();
image.LibraryData[this] = libraryData;
libraryData.Textures = new Texture[image.SubImageArray.Length];
int bpp = (int)Tools.GetBPP(image.Format);
for (int i = 0; i < image.SubImageArray.Length; ++i)
{
libraryData.Textures[i] = new Texture(image.SubImageArray[i].Width, image.SubImageArray[i].Height, image.SubImageArray[i].RowPitch, RetrieveNativeFormat(image.Format), image.SubImageArray[i].DataSize, image.SubImageArray[i].Data);
}
libraryData.Data = IntPtr.Zero;
}
public void EndLibrary(TexImage image)
{
if (!image.LibraryData.ContainsKey(this))
{
return;
}
AtitcTextureLibraryData libraryData = (AtitcTextureLibraryData)image.LibraryData[this];
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
image.SubImageArray[i].Data = libraryData.Textures[i].pData;
image.SubImageArray[i].DataSize = libraryData.Textures[i].dwDataSize;
image.SubImageArray[i].Width = libraryData.Textures[i].dwWidth;
image.SubImageArray[i].Height = libraryData.Textures[i].dwHeight;
image.SubImageArray[i].RowPitch = libraryData.Textures[i].dwPitch;
image.SubImageArray[i].SlicePitch = libraryData.Textures[i].dwDataSize;
}
}
public void Execute(TexImage image, IRequest request)
{
AtitcTextureLibraryData libraryData = (AtitcTextureLibraryData)image.LibraryData[this];
switch (request.Type)
{
case RequestType.Compressing:
Compress(image, libraryData, (CompressingRequest)request);
break;
case RequestType.Decompressing:
Decompress(image, libraryData, (DecompressingRequest)request);
break;
default:
Log.Error("DxtTexLib (DirectXTex) can't handle this request: " + request.Type);
throw new TextureToolsException("DxtTexLib (DirectXTex) can't handle this request: " + request.Type);
}
}
/// <summary>
/// Decompresses the specified image.
/// </summary>
/// <param name="image">The image.</param>
/// <param name="libraryData">The library data.</param>
/// <param name="request">The decompression request</param>
/// <exception cref="TextureToolsException">Decompression failed</exception>
private void Decompress(TexImage image, AtitcTextureLibraryData libraryData, DecompressingRequest request)
{
Log.Info("Decompressing texture ...");
int totalSize = 0;
Texture[] texOut = new Texture[image.SubImageArray.Length];
int rowPitch, slicePitch;
// Setting the new Texture array that will contained the uncompressed data
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
Tools.ComputePitch(request.DecompressedFormat, libraryData.Textures[i].dwWidth, libraryData.Textures[i].dwHeight, out rowPitch, out slicePitch);
texOut[i] = new Texture(libraryData.Textures[i].dwWidth, libraryData.Textures[i].dwHeight, libraryData.Textures[i].dwWidth * 4, Format.ATI_TC_FORMAT_ARGB_8888, 0, IntPtr.Zero);
texOut[i].dwDataSize = Utilities.CalculateBufferSize(out texOut[i]);
totalSize += texOut[i].dwDataSize;
}
// Allocating memory to store the uncompressed data
image.Data = Marshal.AllocHGlobal(totalSize);
libraryData.Options = new CompressOptions(false, 0, 0, 0, false, false, 0, false, Speed.ATI_TC_Speed_Normal);
Result res;
long offset = 0;
// Decompressing each sub image into the new allocated memory
for (int i = 0; i < libraryData.Textures.Length; ++i)
{
texOut[i].pData = new IntPtr(image.Data.ToInt64() + offset);
offset += texOut[i].dwDataSize;
res = Utilities.ConvertTexture(out libraryData.Textures[i], out texOut[i], out libraryData.Options);
if (res != Result.ATI_TC_OK)
{
Log.Error("Decompression failed: " + res);
throw new TextureToolsException("Decompression failed: " + res);
}
libraryData.Textures[i] = texOut[i];
}
// Deleting old compressed data
if (image.DisposingLibrary != null) image.DisposingLibrary.Dispose(image);
// udpating various features
libraryData.Data = image.Data;
image.DataSize = totalSize;
image.RowPitch = libraryData.Textures[0].dwPitch;
image.Format = request.DecompressedFormat;
image.DisposingLibrary = this;
}
