private void ReadPlanes( InternalBspLump lump, BinaryReader reader )
{
reader.BaseStream.Seek( lump.offset, SeekOrigin.Begin );
for ( int i = 0; i < planes.Length; i++ )
{
planes[ i ] = new InternalBspPlane();
planes[ i ].normal = new float[] { reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle() };
planes[ i ].distance = reader.ReadSingle();
TransformPlane( planes[ i ].normal, ref planes[ i ].distance );
}
}