public DxtImage[] GetImages()
{
IntPtr imagesPtr = dxtGetImages(ptr);
int imagenb = imageCount;
DxtImage[] dxtImages = new DxtImage[imagenb];
for (int i = 0; i < imagenb; ++i)
{
dxtImages[i] = (DxtImage)Marshal.PtrToStructure(imagesPtr + i * Marshal.SizeOf(dxtImages[0]), typeof(DxtImage));
}
return(dxtImages);
}
public static HRESULT GenerateMipMaps(ref DxtImage baseImage, TEX_FILTER_FLAGS filter, int levels, ScratchImage mipChain, bool allow1D = false)
{
return HandleHRESULT(dxtGenerateMipMaps(ref baseImage, filter, levels, mipChain.ptr, allow1D));
}
public static HRESULT Decompress(ref DxtImage cImage, DXGI_FORMAT format, ScratchImage image)
{
return HandleHRESULT(dxtDecompress(ref cImage, format, image.ptr));
}
public static HRESULT Compress(ref DxtImage srcImage, DXGI_FORMAT format, TEX_COMPRESS_FLAGS compress, float alphaRef, ScratchImage cImage)
{
return HandleHRESULT(dxtCompress(ref srcImage, format, compress, alphaRef, cImage.ptr));
}
public static HRESULT Convert(ref DxtImage srcImage, DXGI_FORMAT format, TEX_FILTER_FLAGS filter, float threshold, ScratchImage cImage)
{
return HandleHRESULT(dxtConvert(ref srcImage, format, filter, threshold, cImage.ptr));
}
public DxtImage[] GetImages()
{
IntPtr imagesPtr = dxtGetImages(ptr);
int imagenb = imageCount;
DxtImage[] dxtImages = new DxtImage[imagenb];
for(int i=0;i<imagenb;++i)
{
dxtImages[i] = (DxtImage)Marshal.PtrToStructure(imagesPtr + i * Marshal.SizeOf(dxtImages[0]), typeof(DxtImage));
}
return dxtImages;
}
public HRESULT InitializeFromImage(out DxtImage srcImage, bool allow1D = false)
{
return Utilities.HandleHRESULT(dxtInitializeFromImage(ptr, out srcImage, allow1D));
}
private extern static uint dxtInitializeFromImage(IntPtr img, out DxtImage srcImage, bool allow1D);
public static HRESULT Convert(ref DxtImage srcImage, DXGI_FORMAT format, TEX_FILTER_FLAGS filter, float threshold, ScratchImage cImage)
{
return(HandleHRESULT(dxtConvert(ref srcImage, format, filter, threshold, cImage.ptr)));
}
public static HRESULT SaveToDDSFile(ref DxtImage dxtImage, DDS_FLAGS flags, string szFile)
{
return(HandleHRESULT(dxtSaveToDDSFile(ref dxtImage, flags, szFile)));
}
private extern static uint dxtGenerateMipMaps3D(ref DxtImage baseImage, int depth, TEX_FILTER_FLAGS filter, int levels, IntPtr mipChain);
private extern static uint dxtGenerateMipMaps(ref DxtImage baseImage, TEX_FILTER_FLAGS filter, int levels, IntPtr mipChain, bool allow1D);
private extern static uint dxtSaveToDDSFile(ref DxtImage dxtImage, DDS_FLAGS flags, string szFile);
private extern static uint dxtDecompress(ref DxtImage cImage, DXGI_FORMAT format, IntPtr image);
public static HRESULT GenerateMipMaps3D(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, TEX_FILTER_FLAGS filter, int levels, ScratchImage mipChain)
{
return HandleHRESULT(dxtGenerateMipMaps3DArray(srcImages, nimages, ref metadata, filter, levels, mipChain.ptr));
}
public static HRESULT ComputeNormalMap(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, CNMAP_FLAGS flags, float amplitude, DXGI_FORMAT format, ScratchImage normalMaps)
{
return HandleHRESULT(dxtComputeNormalMap(srcImages, nimages, ref metadata, flags, amplitude, format, normalMaps.ptr));
}
public static HRESULT Compress(ref DxtImage srcImage, DXGI_FORMAT format, TEX_COMPRESS_FLAGS compress, float alphaRef, ScratchImage cImage)
{
return(HandleHRESULT(dxtCompress(ref srcImage, format, compress, alphaRef, cImage.ptr)));
}
private extern static uint dxtInitializeCubeFromImages(IntPtr img, DxtImage[] dxtImages, int nImages);
public static HRESULT Decompress(ref DxtImage cImage, DXGI_FORMAT format, ScratchImage image)
{
return(HandleHRESULT(dxtDecompress(ref cImage, format, image.ptr)));
}
public HRESULT InitializeCubeFromImages(DxtImage[] dxtImages, int nImages)
{
return Utilities.HandleHRESULT(dxtInitializeCubeFromImages(ptr, dxtImages, nImages));
}
public static HRESULT GenerateMipMaps(ref DxtImage baseImage, TEX_FILTER_FLAGS filter, int levels, ScratchImage mipChain, bool allow1D = false)
{
return(HandleHRESULT(dxtGenerateMipMaps(ref baseImage, filter, levels, mipChain.ptr, allow1D)));
}
private extern static uint dxtCompress(ref DxtImage srcImage, DXGI_FORMAT format, TEX_COMPRESS_FLAGS compress, float alphaRef, IntPtr cImage);
public static HRESULT GenerateMipMaps3D(ref DxtImage baseImage, int depth, TEX_FILTER_FLAGS filter, int levels, ScratchImage mipChain)
{
return(HandleHRESULT(dxtGenerateMipMaps3D(ref baseImage, depth, filter, levels, mipChain.ptr)));
}
public static HRESULT Convert(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, DXGI_FORMAT format, TEX_FILTER_FLAGS filter, float threshold, ScratchImage cImages)
{
return HandleHRESULT(dxtConvertArray(srcImages, nimages, ref metadata, format, filter, threshold, cImages.ptr));
}
private extern static uint dxtInitializeFromImage(IntPtr img, out DxtImage srcImage, bool allow1D);
public static HRESULT Compress(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, DXGI_FORMAT format, TEX_COMPRESS_FLAGS compress, float alphaRef, ScratchImage cImages)
{
return HandleHRESULT(dxtCompressArray(srcImages, nimages, ref metadata, format, compress, alphaRef, cImages.ptr));
}
public HRESULT InitializeFromImage(out DxtImage srcImage, bool allow1D = false)
{
return(Utilities.HandleHRESULT(dxtInitializeFromImage(ptr, out srcImage, allow1D)));
}
public static HRESULT Decompress(DxtImage[] cImages, int nimages, ref TexMetadata metadata, DXGI_FORMAT format, ScratchImage images)
{
return HandleHRESULT(dxtDecompressArray(cImages, nimages, ref metadata, format, images.ptr));
}
private extern static uint dxtGenerateMipMaps(ref DxtImage baseImage, TEX_FILTER_FLAGS filter, int levels, IntPtr mipChain, bool allow1D);
public static HRESULT GenerateMipMaps3D(ref DxtImage baseImage, int depth, TEX_FILTER_FLAGS filter, int levels, ScratchImage mipChain)
{
return HandleHRESULT(dxtGenerateMipMaps3D(ref baseImage, depth, filter, levels, mipChain.ptr));
}
private extern static uint dxtGenerateMipMaps3D(ref DxtImage baseImage, int depth, TEX_FILTER_FLAGS filter, int levels, IntPtr mipChain);
public static HRESULT Resize(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, int width, int height, TEX_FILTER_FLAGS filter, ScratchImage result)
{
return HandleHRESULT(dxtResize(srcImages, nimages, ref metadata, width, height, filter, result.ptr));
}
private extern static uint dxtGenerateMipMaps3DArray(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, TEX_FILTER_FLAGS filter, int levels, IntPtr mipChain );
public static HRESULT PremultiplyAlpha(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, TEX_PREMULTIPLY_ALPHA_FLAGS flags, ScratchImage result)
{
return HandleHRESULT(dxtPremultiplyAlpha(srcImages, nimages, ref metadata, flags, result.ptr));
}
private extern static uint dxtResize(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, int width, int height, TEX_FILTER_FLAGS filter, IntPtr result);
private extern static uint dxtInitializeArrayFromImages(IntPtr img, DxtImage[] dxtImages, int nImages, bool allow1D );
private extern static uint dxtComputeNormalMap(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, CNMAP_FLAGS flags, float amplitude, DXGI_FORMAT format, IntPtr normalMaps );
private extern static uint dxtInitialize3DFromImages(IntPtr img, DxtImage[] dxtImages, int depth);
private extern static uint dxtPremultiplyAlpha(DxtImage[] srcImages, int nimages, ref TexMetadata metadata, TEX_PREMULTIPLY_ALPHA_FLAGS flags, IntPtr result);
public HRESULT InitializeFromImages(DxtImage[] dxtImages, int nImages, bool allow1D = false)
{
return Utilities.HandleHRESULT(dxtInitializeArrayFromImages(ptr, dxtImages, nImages, allow1D));
}
public static HRESULT SaveToDDSFile(ref DxtImage dxtImage, DDS_FLAGS flags, string szFile)
{
return HandleHRESULT(dxtSaveToDDSFile(ref dxtImage, flags, szFile));
}
public HRESULT Initialize3DFromImages(DxtImage[] dxtImages, int depth)
{
return Utilities.HandleHRESULT(dxtInitialize3DFromImages(ptr, dxtImages, depth));
}
public static HRESULT SaveToDDSFile(DxtImage[] dxtImages, int nimages, ref TexMetadata metadata, DDS_FLAGS flags, string szFile)
{
return HandleHRESULT(dxtSaveToDDSFileArray(dxtImages, nimages, ref metadata, flags, szFile));
}
/// <summary>
/// Exports 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">
/// Exporting texture failed
/// </exception>
private void Export(TexImage image, DxtTextureLibraryData libraryData, ExportRequest request)
{
Log.Info("Exporting to " + request.FilePath + " ...");
if (request.MinimumMipMapSize > 1 && request.MinimumMipMapSize <= libraryData.Metadata.Width && request.MinimumMipMapSize <= libraryData.Metadata.Height) // if a mimimun mipmap size was requested
{
TexMetadata metadata = libraryData.Metadata;
DxtImage[] dxtImages;
if (image.Dimension == TexImage.TextureDimension.Texture3D)
{
int newMipMapCount = 0; // the new mipmap count
int ct = 0; // ct will contain the number of SubImages per array element that we need to keep
int curDepth = image.Depth << 1;
for (int i = 0; i < image.MipmapCount; ++i)
{
curDepth = curDepth > 1 ? curDepth >>= 1 : curDepth;
if (libraryData.DxtImages[ct].Width <= request.MinimumMipMapSize || libraryData.DxtImages[ct].Height <= request.MinimumMipMapSize)
{
ct += curDepth;
++newMipMapCount;
break;
}
++newMipMapCount;
ct += curDepth;
}
int SubImagePerArrayElement = image.SubImageArray.Length / image.ArraySize; // number of SubImage in each texture array element.
// Initializing library native data according to the new mipmap level
metadata.MipLevels = newMipMapCount;
dxtImages = new DxtImage[metadata.ArraySize * ct];
int ct2 = 0;
for (int i = 0; i < image.ArraySize; ++i)
{
for (int j = 0; j < ct; ++j)
{
dxtImages[ct2] = libraryData.DxtImages[j + i * SubImagePerArrayElement];
++ct2;
}
}
}
else
{
int newMipMapCount = libraryData.Metadata.MipLevels;
for (int i = libraryData.Metadata.MipLevels - 1; i > 0; --i) // looking for the mipmap level corresponding to the minimum size requeted.
{
if (libraryData.DxtImages[i].Width >= request.MinimumMipMapSize || libraryData.DxtImages[i].Height >= request.MinimumMipMapSize)
{
break;
}
--newMipMapCount;
}
// Initializing library native data according to the new mipmap level
metadata.MipLevels = newMipMapCount;
dxtImages = new DxtImage[metadata.ArraySize * newMipMapCount];
// Assigning the right sub images for the texture to be exported (no need for memory to be adjacent)
int gap = libraryData.Metadata.MipLevels - newMipMapCount;
int j = 0;
for (int i = 0; i < dxtImages.Length; ++i)
{
if (i == newMipMapCount || (i > newMipMapCount && i%newMipMapCount == 0)) j += gap;
dxtImages[i] = libraryData.DxtImages[j];
++j;
}
}
HRESULT hr = Utilities.SaveToDDSFile(dxtImages, dxtImages.Length, ref metadata, DDS_FLAGS.DDS_FLAGS_NONE, request.FilePath);
if (hr != HRESULT.S_OK)
{
Log.Error("Exporting texture failed: " + hr);
throw new TextureToolsException("Exporting texture failed: " + hr);
}
}
else
{
HRESULT hr = Utilities.SaveToDDSFile(libraryData.DxtImages, libraryData.DxtImages.Length, ref libraryData.Metadata, DDS_FLAGS.DDS_FLAGS_NONE, request.FilePath);
if (hr != HRESULT.S_OK)
{
Log.Error("Exporting texture failed: " + hr);
throw new TextureToolsException("Exporting texture failed: " + hr);
}
}
image.Save(request.FilePath);
}
private extern static uint dxtConvert(ref DxtImage srcImage, DXGI_FORMAT format, TEX_FILTER_FLAGS filter, float threshold, IntPtr cImage);
