private void WriteHeader(bool alpha)
{
VTFHeader header = new VTFHeader();
header.V = 'V';
header.T = 'T';
header.F = 'F';
header.Null = '\0';
header.VersionMajor = 7;
header.VersionMinor = 2;
header.HeaderSize = 0x50;
header.Width = (ushort)_baseImageSize;
header.Height = (ushort)_baseImageSize;
header.Flags = 0x2200;
header.Frames = (ushort)_imageFrames;
header.FirstFrame = 0;
header.Padding00 = 0;
header.Padding01 = 0;
header.Padding02 = 0;
header.Padding03 = 0;
header.Reflectivity0 = 1;
header.Reflectivity1 = 1;
header.Reflectivity2 = 1;
header.Padding10 = 0;
header.Padding11 = 0;
header.Padding12 = 0;
header.Padding13 = 0;
header.BumpmapScale = 1;
header.HighResImageFormat = (uint)(alpha ? 0xF : 0xD);
header.MipmapCount = (byte)(_numMipmaps);
header.LowResImageFormat = (uint)0xD;
header.LowResImageHeight = (byte)(_baseImageSize <= 16 ? _baseImageSize : 16);
header.LowResImageWidth = (byte)(_baseImageSize <= 16 ? _baseImageSize : 16);
header.Depth = 1;
// Create a byte array to hold our header and initialize the elements to 0.
// The last 15 bytes should be padding (0s)
int size = Marshal.SizeOf(header);
byte[] arr = new byte[size + 15];
for (int i = 0; i < size; i++)
{
arr[i] = 0;
}
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.StructureToPtr(header, ptr, true);
Marshal.Copy(ptr, arr, 0, size);
Marshal.FreeHGlobal(ptr);
_output.WriteData(arr);
}
private void WriteHeader(bool alpha)
{
VTFHeader header = new VTFHeader();
header.V = 'V';
header.T = 'T';
header.F = 'F';
header.Null = '\0';
header.VersionMajor = 7;
header.VersionMinor = 2;
header.HeaderSize = 0x50;
header.Width = (ushort)_baseImageSize;
header.Height = (ushort)_baseImageSize;
header.Flags = 0x2200;
header.Frames = (ushort)_imageFrames;
header.FirstFrame = 0;
header.Padding00 = 0;
header.Padding01 = 0;
header.Padding02 = 0;
header.Padding03 = 0;
header.Reflectivity0 = 1;
header.Reflectivity1 = 1;
header.Reflectivity2 = 1;
header.Padding10 = 0;
header.Padding11 = 0;
header.Padding12 = 0;
header.Padding13 = 0;
header.BumpmapScale = 1;
header.HighResImageFormat = (uint)(alpha ? 0xF : 0xD);
header.MipmapCount = (byte)(_numMipmaps);
header.LowResImageFormat = (uint)0xD;
header.LowResImageHeight = (byte)(_baseImageSize <= 16 ? _baseImageSize : 16);
header.LowResImageWidth = (byte)(_baseImageSize <= 16 ? _baseImageSize : 16);
header.Depth = 1;
// Create a byte array to hold our header and initialize the elements to 0.
// The last 15 bytes should be padding (0s)
int size = Marshal.SizeOf(header);
byte[] arr = new byte[size + 15];
for (int i = 0; i < size; i++)
{
arr[i] = 0;
}
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.StructureToPtr(header, ptr, true);
Marshal.Copy(ptr, arr, 0, size);
Marshal.FreeHGlobal(ptr);
_output.WriteData(arr);
}
