public static unsafe byte[] CompressDDS(byte[] input, int width, int height, CrnglueFormat format,
CrnglueMipmaps mipmaps, bool highQualitySlow)
{
IntPtr output;
int outputSize;
fixed(byte *b = input)
{
if (CrnGlueCompressDDS((IntPtr)b, width, height, format, mipmaps, highQualitySlow, out output, out outputSize) == 0)
{
throw new Exception("Compression failed");
}
}
var result = Copy(output, outputSize);
CrnGlueFreeDDS(output);
Thread.Sleep(10000);
return(result);
}
public static unsafe List <CrunchMipLevel> GenerateMipmaps(byte[] input, int width, int height, CrnglueMipmaps mipmaps)
{
CrnglueMipmapOutput output;
fixed(byte *b = input)
{
if (CrnGlueGenerateMipmaps((IntPtr)b, width, height, mipmaps, out output) == 0)
{
throw new Exception("Mipmap generation failed");
}
}
var result = new List <CrunchMipLevel>();
for (int i = 0; i < output.levelCount; i++)
{
result.Add(new CrunchMipLevel()
{
Width = output.levels[i].width,
Height = output.levels[i].height,
Bytes = Copy(output.levels[i].data, output.levels[i].dataSize)
});
}
CrnGlueFreeMipmaps(ref output);
return(result);
}
static extern int CrnGlueGenerateMipmaps(IntPtr input, int width, int height, CrnglueMipmaps mipmaps,
out CrnglueMipmapOutput output);
static extern int CrnGlueCompressDDS(IntPtr input, int inWidth, int inHeight, CrnglueFormat format,
CrnglueMipmaps mipmaps, bool highQualitySlow, out IntPtr output, out int outputSize);
