/// <summary>
/// Converts a DDS_HEADER object into a byte array.
/// </summary>
/// <param name="header"></param>
/// <returns></returns>
public static byte[] GetHeaderBytes(DDS_HEADER header)
{
int size = Marshal.SizeOf(header);
byte[] arr = new byte[size];
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.StructureToPtr(header, ptr, true);
Marshal.Copy(ptr, arr, 0, size);
Marshal.FreeHGlobal(ptr);
return(arr);
}
/// <summary>
/// Converts an array of bytes into a DDS header object.
/// </summary>
/// <param name="byteArray"></param>
/// <returns></returns>
public static DDS_HEADER GetHeaderFromBytes(byte[] byteArray)
{
DDS_HEADER headerObject = new DDS_HEADER();
int size = Marshal.SizeOf(headerObject);
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.Copy(byteArray, 0, ptr, size);
headerObject = (DDS_HEADER)Marshal.PtrToStructure(ptr, headerObject.GetType());
Marshal.FreeHGlobal(ptr);
return(headerObject);
}
public static bool DDS_CompressionBool(DDS_HEADER header) => header.ddspf.dwFourCC.Equals("DXT1");
