if (isLocked(vertices[j])) continue; double xenergy = calcEnergyIfExchanged(i, j); if (energy > xenergy) { double sx = xydata[i].getX();
if (isLocked(vertices[j])) continue; double xenergy = calcEnergyIfExchanged(i, j); if (energy > xenergy) { double sx = xydata[i].getX();