public static void main(String[] argv) {
// Parse command-line args
if (argv.length != 0) {
usage();
// System.exit(-1);
}
Thread visThread = new Thread(new Visualizer());
visThread.start();
// Poll for the user to end the simulation
Scanner in = new Scanner(System.in);
while (visThread.isAlive()) {
String input = in.nextLine();
if (input.equals("exit")) {
finishUp();
System.exit(0);
} else if (input.equals("spawn")) {
input = in.nextLine();
for (int i = 0; i < Integer.parseInt(input); i++) fishtank.add();
} else if (input.equals("print")) {
fishtank.printState();
} else if (input.equals("hyperspeed")) {
fishtank.toggleHyperspeed();
}
}
}
private FishState drawFish() {
FishState fishUnderMouse = null;
for (FishState fs : state.getFish()) {
if (fs.isAlive()) {
Vector pos = fs.getPosition();
// Draw tail and outline according to speed
int tailBrightness = (int) ((double) fs.getSpeed() / Rules.MAX_SPEED * 255);
bufferGraphics.setColor(Color.BLACK);
bufferGraphics.drawLine(
(int) pos.x,
(int) pos.y,
(int) (pos.x - fs.getRudderVector().x * fs.getRadius() * 2),
(int) (pos.y - fs.getRudderVector().y * fs.getRadius() * 2));
bufferGraphics.fillOval(
(int) pos.x - fs.getRadius(),
(int) pos.y - fs.getRadius(),
2 * fs.getRadius(),
2 * fs.getRadius());
bufferGraphics.setColor(fishtank.getColor(fs.fish_id));
bufferGraphics.fillOval(
(int) pos.x - fs.getRadius() + 1,
(int) pos.y - fs.getRadius() + 1,
2 * fs.getRadius() - 2,
2 * fs.getRadius() - 2);
}
if (fs.getPosition().minus(mousePosition).length() < fs.getRadius()) {
fishUnderMouse = fs;
}
}
return fishUnderMouse;
}
public void run() {
// Set up visualization window
this.setVisible(true);
this.setSize(buffer.getWidth(), buffer.getHeight());
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
// Start the engine
engineThread.start();
// Repeatedly display the simulation
long nextState = 0;
while (engineThread.isAlive()) {
state = fishtank.getState(nextState);
repaint();
nextState = state.seqID;
}
}
public static void finishUp() {
fishtank.printFinalStats();
}