/// <summary>
/// Determines whether file contains certain cube face.
/// </summary>
/// <param name="face">Cube face.</param>
/// <returns>True if contains, false otherwise.</returns>
public bool HasCubeFace( DDSCubeFace face )
{
switch ( face )
{
case DDSCubeFace.PositiveX: return _PositiveX != null;
case DDSCubeFace.NegativeX: return _NegativeX != null;
case DDSCubeFace.PositiveY: return _PositiveY != null;
case DDSCubeFace.NegativeY: return _NegativeY != null;
case DDSCubeFace.PositiveZ: return _PositiveZ != null;
case DDSCubeFace.NegativeZ: return _NegativeZ != null;
}
return false;
}
/// <summary>
/// Gets cube texture.
/// </summary>
/// <param name="face">Cube face to get.</param>
/// <param name="mipMapLevel">Mip level at which to get cube face (0 if
/// file does not contain mip maps).</param>
/// <returns>Bitmap.</returns>
public Bitmap GetCubeTextureAsBitmap( DDSCubeFace face, int mipMapLevel = 0 )
{
byte[] pixels = GetCubeTexture( face, mipMapLevel );
if ( pixels != null )
{
int divisor = (int) Math.Pow( 2, mipMapLevel );
int width = Math.Max( 1, _Width / divisor );
int height = Math.Max( 1, _Height / divisor );
Bitmap bitmap = new Bitmap( width, height, System.Drawing.Imaging.PixelFormat.Format32bppPArgb );
BitmapData data = bitmap.LockBits( new Rectangle( 0, 0, width, height ), ImageLockMode.WriteOnly, bitmap.PixelFormat );
Marshal.Copy( pixels, 0, data.Scan0, pixels.Length );
bitmap.UnlockBits( data );
return bitmap;
}
return null;
}
/// <summary>
/// Gets cube texture.
/// </summary>
/// <param name="face">Cube face to get.</param>
/// <param name="mipMapLevel">Mip level at which to get cube face (0 if
/// file does not contain mip maps).</param>
/// <returns>WPF bitmap source.</returns>
public BitmapSource GetCubeTextureAsBitmapSource( DDSCubeFace face, int mipMapLevel = 0 )
{
byte[] pixels = GetCubeTexture( face, mipMapLevel );
if ( pixels != null )
{
int divisor = (int) Math.Pow( 2, mipMapLevel );
int width = Math.Max( 1, _Width / divisor );
int height = Math.Max( 1, _Height / divisor );
return BitmapSource.Create( width, height, 96, 96, PixelFormats.Bgra32, null, pixels, width * 4 );
}
return null;
}
/// <summary>
/// Gets cube texture.
/// </summary>
/// <param name="face">Cube face to get.</param>
/// <param name="mipMapLevel">Mip level at which to get cube face (0 if
/// file does not contain mip maps).</param>
/// <returns>Pixel data in ARGB format.</returns>
public byte[] GetCubeTexture( DDSCubeFace face, int mipMapLevel = 0 )
{
MipMaps mipMaps = null;
switch ( face )
{
case DDSCubeFace.PositiveX: mipMaps = _PositiveX; break;
case DDSCubeFace.NegativeX: mipMaps = _NegativeX; break;
case DDSCubeFace.PositiveY: mipMaps = _PositiveY; break;
case DDSCubeFace.NegativeY: mipMaps = _NegativeY; break;
case DDSCubeFace.PositiveZ: mipMaps = _PositiveZ; break;
case DDSCubeFace.NegativeZ: mipMaps = _NegativeZ; break;
}
if ( mipMaps != null && mipMapLevel >= 0 && mipMapLevel < mipMaps.Count )
return mipMaps[ mipMapLevel ];
return null;
}
