public MaterialBlock(DataInput myIn, ChunkHeader i) throws IOException { super (myIn,i);
public MaterialBlock(DataInput myIn, ChunkHeader i, FormatConverter converter) throws IOException { super (myIn);   textureBaseURL = (URL) converter.getProperty(MaxToJme.TEXURL_PROPERTY);  setHeader(i); initializeVariables(); chunk();
    public MaterialBlock(DataInput myIn, ChunkHeader i) throws IOException {        super (myIn,i);    }