public synchronized NewPlane createRandomPlane() {
// Get an ID
Random rand = new Random();
Character id = 'A';
int roll = rand.nextInt(26);
for (int i = 0; i <= roll || frontBuffer.containsKey(id); i++, id++) ;
// Get an exit gate
Gate eg =
board
.getPorts()
.values()
.toArray(new Gate[26])[rand.nextInt(board.getPorts().size())]
.clone();
// Get an entrance gate
Gate ge;
do
ge =
board
.getPorts()
.values()
.toArray(new Gate[26])[rand.nextInt(board.getPorts().size())]
.clone();
while (ge.getSymbol() == eg.getSymbol());
// Exit altitude
int ea = rand.nextInt(9000);
if (ea < 4000) ea = 3000;
else ea = 7000;
// Altitude
int al = rand.nextInt(9000);
if (al < 2667) al = 1000;
else if (al < 5333) al = 5000;
else al = 9000;
// Set direction
int di = 1;
if (ge.getxCoord() == 0 && ge.getyCoord() == 0) di = 4;
else if (ge.getxCoord() == 0 && ge.getyCoord() == board.getHeight() - 1) di = 2;
else if (ge.getxCoord() == board.getWidth() - 1 && ge.getyCoord() == 0) di = 7;
else if (ge.getxCoord() == board.getWidth() - 1 && ge.getyCoord() == board.getHeight() - 1)
di = 9;
else if (ge.getxCoord() == 0) di = 3;
else if (ge.getxCoord() == board.getWidth() - 1) di = 8;
else if (ge.getyCoord() == 0) di = 6;
else if (ge.getyCoord() == board.getHeight() - 1) di = 1;
// Return the new plane
return (new NewPlane(ge.getSymbol(), eg.getSymbol(), di, ea, al));
}
private synchronized void processTick(Tick tick) {
int x, y;
// Fazer as opera��es primeiro por causa dos observers no swapBuffers()
// Por os avi�es a marchar
for (Plane p : backBuffer.values()) p.move();
// Remover os avi�es que saem do mapa
boolean succ = false;
Set<Character> remover = new TreeSet<Character>();
for (Plane p :
backBuffer
.values()) { // A diferen�a entre tirar logo quando ele chega na porta ou tirar depois
// de ter passado um epoch na porta
x = p.getxCoord();
y = p.getyCoord();
if (x <= 0 || y <= 0 || y >= board.getHeight() || x >= board.getWidth()) {
for (Gate g : board.getPorts().values())
if (g.getxCoord() == x && g.getyCoord() == y && p.getExitAltitude() == p.getAltitude()) {
this.successfulExits++;
succ = true;
break;
}
if (succ) succ = false;
else this.unsuccessfulExits++;
remover.add(p.getID());
}
}
for (Character id : remover) backBuffer.remove(id);
// Remover avi�es que colidiram no epoch anterior - est�o marcados com um '+'
for (Plane p : frontBuffer.values())
if (p.getSymbol() == '+') {
backBuffer.remove(p.getID());
this.unsuccessfulExits++;
}
// Testar colis�es
for (Plane p : backBuffer.values()) {
x = p.getxCoord();
y = p.getyCoord();
for (Plane p2 : backBuffer.values()) {
int x2 = p2.getxCoord();
int y2 = p2.getyCoord();
if (p != p2
&& Math.abs(x - x2) <= 1
&& Math.abs(y - y2) <= 1
&& Math.abs(p.getAltitude() - p2.getAltitude()) <= 1000) {
p.setSymbol('+');
p2.setSymbol('+');
} // N�o fazer 'continue;' pq pode haver 3 ou mais avi�es a colidirem
}
}
// Reset avioes adicionados
previousAdds = actualAdds;
actualAdds = new HashMap<Gate, Integer>();
// Trocar os buffers
epoch++;
swapBuffers();
}