public BrgHeader(BrgBinaryReader reader)
{
this.Magic = reader.ReadString(4);
this.Unknown01 = reader.ReadInt32();
this.NumMaterials = reader.ReadInt32();
this.Unknown02 = reader.ReadInt32();
this.NumMeshes = reader.ReadInt32();
this.Reserved = reader.ReadInt32();
this.Unknown03 = reader.ReadInt32();
}