@SuppressWarnings({"UnusedDeclaration","unused"})
private void save(String filename) {
try {
OutDataStreamFile rF = new OutDataStreamFile(filename);
rF.writeInt(xSize);
rF.writeInt(ySize);
rF.writeInt(vArray.length);
for (int i = 0; i < xSize; i++) {
rF.writeInt(px[i]);
}
for (int j = 0; j < ySize; j++) {