@Override
public int getSizeValue() {
int temp = 0;
for (Entity e : getBodyParts())
if (((Fat) e).getBig() && ((Fat) e).getEdible()) temp += e.getSizeValue();
return temp;
}
/**
* Initialises a new controller
*
* @param entity the entity to control
*/
public HostileAIController(Entity entity) {
this.entity = entity;
radarEntity = new Entity();
radarEntity.setRadius(100 << 5);
timer = new Timer();
currTime = timer.milliTime();
prevTime = timer.milliTime();
timerrandom = new Random();
TIMESTEP_MILLIS = (1000 * (timerrandom.nextInt(19) + 1));
accumulator = TIMESTEP_MILLIS;
rx = new Random();
ry = new Random();
rbooleanx = new Random();
rbooleany = new Random();
prevEntityValue = entity.getSizeValue();
}
/** Updates the enitities position depending on nearest food and attacking */
public void update() {
radarEntity.setX(entity.getX());
radarEntity.setY(entity.getY());
Entity target = entity.getWorld().getNearbyFood(radarEntity, entity);
if (entity.getSizeValue() * entity.getBodyParts().size()
< prevEntityValue * entity.getBodyParts().size()) runAway = true;
if (!runAway) {
if (target != null) {
int xTarget = target.getX();
int yTarget = target.getY();
if (target.getType() < 3) {
entity.setColor(Color.orange);
entity.setVelocity(MAX_ATTACK_VELOCITY);
entity.setAcceleration(MAX_ATTACK_ACCELERATION);
entity.setDeceleration(MAX_ATTACK_ACCELERATION / 2);
entity.setTarget(xTarget, yTarget);
} else {
entity.setColor(Color.white);
entity.setVelocity(MAX_VELOCITY);
entity.setAcceleration(MAX_ACCELERATION);
entity.setDeceleration(MAX_ACCELERATION / 2);
entity.setTarget(xTarget, yTarget);
}
} else {
entity.setColor(Color.white);
entity.setVelocity(MAX_VELOCITY);
entity.setAcceleration(MAX_ACCELERATION);
entity.setDeceleration(MAX_ACCELERATION / 2);
currTime = timer.milliTime(); // get the time we are at
accumulator += currTime - prevTime; // add time taken since last loop to accumulator
prevTime = currTime; // set new previous time
if (accumulator >= TIMESTEP_MILLIS) { // while there is an update rate in the accumulator
boolean bx = rbooleanx.nextBoolean();
boolean by = rbooleany.nextBoolean();
int xTarget = entity.getX();
int yTarget = entity.getY();
if (bx == true) xTarget += rx.nextInt(RANGE);
else xTarget += (rx.nextInt(RANGE)) * -1;
if (by == true) yTarget += ry.nextInt(RANGE);
else yTarget += (ry.nextInt(RANGE)) * -1;
entity.setTarget(xTarget, yTarget);
accumulator = 0;
}
}
prevEntityValue = entity.getSizeValue();
} else // we're running away
{
entity.setColor(Color.blue);
entity.setVelocity(MAX_ATTACK_VELOCITY);
entity.setAcceleration(MAX_ATTACK_ACCELERATION);
currTime = timer.milliTime(); // get the time we are at
accumulator += currTime - prevTime; // add time taken since last loop to accumulator
runningTime += currTime - prevTime;
prevTime = currTime; // set new previous time
if (accumulator >= TIMESTEP_MILLIS) { // while there is an update rate in the accumulator
int xTarget = entity.getX();
int yTarget = entity.getY();
if (xTarget < 0) xTarget -= FLEE_RANGE;
else xTarget += FLEE_RANGE;
if (yTarget < 0) yTarget -= FLEE_RANGE;
else yTarget += FLEE_RANGE;
entity.setTarget(xTarget, yTarget);
accumulator = 0;
}
if (runningTime > 10000) {
runAway = false;
runningTime = 0;
prevEntityValue = entity.getSizeValue();
accumulator = TIMESTEP_MILLIS;
}
}
}