public void handle_sugar() {
if (self.sugarCarry > 0) { // have sugar => go home:
moveHome();
} else { // dont have sugar:
if (visibleSugar.size() == 0) { // dont see sugar:
// move, where you were going:
moveInDirection(dir);
// if you know about sugar:
// if (hills.get(0) == null) System.out.print("null\n");
if (hills.get(HillAI.SUGAR_IND).size() > 0 && time + initialTime > HillAI.STOP_LOOKING) {
Snapshot target = find_optimal_sugar_hill();
if (target != null) {
moveToward(target);
if (vectorBetween(self, target).length() < self.caste.SIGHT_RANGE) {
HillAI.add_if_not_contained(hills.get(HillAI.NOSUGAR_IND), target);
HillAI.delete(hills.get(HillAI.SUGAR_IND), target);
HillAI.delete(hills.get(HillAI.FULLSUGAR_IND), target);
}
}
}
} else { // see sugar:
Sugar sugar = closest(visibleSugar);
moveToward(sugar); // otherwise move to the first element in the List of visible sugar
think_about_picking_up(sugar);
if (!HillAI.contained(hills.get(HillAI.FULLSUGAR_IND), sugar)) {
HillAI.add_if_not_contained(hills.get(HillAI.SUGAR_IND), sugar);
}
}
}
}
public void listen() {
for (AntMessage m : audibleAntMessages) {
switch (m.content) {
case HillAI.SUGAR:
if (!HillAI.contained(hills.get(HillAI.NOSUGAR_IND), m.contentSugar)) {
HillAI.add_if_not_contained(hills.get(HillAI.SUGAR_IND), m.contentSugar);
}
break;
case HillAI.FULLSUGAR:
if (!HillAI.contained(hills.get(HillAI.NOSUGAR_IND), m.contentSugar)) {
if (HillAI.add_if_not_contained(hills.get(HillAI.FULLSUGAR_IND), m.contentSugar)) {
HillAI.delete(hills.get(HillAI.SUGAR_IND), m.contentSugar);
}
}
break;
case HillAI.NOSUGAR:
if (HillAI.add_if_not_contained(hills.get(HillAI.NOSUGAR_IND), m.contentSugar)) {
HillAI.delete(hills.get(HillAI.SUGAR_IND), m.contentSugar);
HillAI.delete(hills.get(HillAI.FULLSUGAR_IND), m.contentSugar);
}
break;
case HillAI.HILL:
HillAI.add_if_not_contained(hills.get(HillAI.HILL_IND), m.contentHill);
break;
}
// System.out.printf("%d: %d\n", self.id, m.content);
}
}
public void think_about_picking_up(Sugar sugar) {
int count = 0;
for (Ant a : visibleFriends()) {
if (a.caste == Caste.Gatherer) {
if (a.id < self.id) count++;
}
}
if (count < HillAI.QUEUELENGTH) {
pickUpSugar(sugar);
} else {
if (count < sugar.amount / (Caste.Gatherer.MAX_SUGAR_CARRY)) {
Vector pos = sugar.position;
pos =
Vector.add(
pos,
(new Vector(Math.sin(dir), Math.cos(dir))
.scale(parameters.ATTACK_RANGE * HillAI.COMBAT_RADIUS)));
moveToward(pos);
if (visibleEnemies().size() > 0) {
attack(closest(visibleEnemies()));
}
} else {
if (HillAI.add_if_not_contained(hills.get(HillAI.FULLSUGAR_IND), sugar)) {
HillAI.delete(hills.get(HillAI.SUGAR_IND), sugar);
}
Snapshot target = find_optimal_sugar_hill();
if (target != null) {
moveToward(target);
}
}
}
}