params.setMassScale(massScaleField_.getValue());
params.setSpringK(springKField_.getValue());
params.setSpringDamping(springDampingField_.getValue());
params.setWaveType((WaveType)(waveTypeCombo_.getSelectedItem()));
ISnakeData snakeData = ((SnakeType)snakeCombo_.getSelectedItem()).getData();
simulator.setSnakeData(snakeData);
}