Exemple #1
0
double byf69::average_bearing(ObjList nearby) {
    double sum = 0;
    for (ObjList::iterator i = nearby.begin(); i != nearby.end(); i++) {
        sum += i->bearing;
    }
    return sum / nearby.size();
}
Exemple #2
0
void amw3647::hunt(void) {
	const String fav_food = "Algae";

    hunt_event = Nil<Event>();
    if (health() == 0) { return; }

    update_pos();

    double region = sqrt(10 / density);
    bound(region, grid_max * 0.01, grid_max * 0.1);
    ObjList prey = perceive(region);
    density = (prey.size() + 0.01) / (region * region);

    double best_d = HUGE;
    double best_me = HUGE;
    double best_me_bearing = 0;
    double old_speed = get_speed();
    for (ObjInfo i : prey) {
    	if (i.species == species_name()) {
    		if (best_me > i.distance) {
    			best_me = i.distance;
    			best_me_bearing = i.bearing;
    		}
    	} else if (i.species == fav_food) {
			if (best_d > i.distance) {
				set_speed(old_speed * 1.01);
				set_course(i.bearing);
				best_d = i.distance;
				course_changed = 0;
			}
	    } else if (victory(i)) {
        	if (best_d * 0.1 > i.distance) {
        		switch (encounter_strategy) {
        			case FASTER_GUY_WINS:
        				set_speed(i.their_speed + M_E);
        				break;
        			case SLOWER_GUY_WINS:
        				set_speed(i.their_speed - M_E);
        				break;
        			default:
        				set_speed((i.their_speed + 0.01) * 1.01);
        				break;
        		}
        		set_course(i.bearing);
        		best_d = i.distance;
        		course_changed = 0;
        	}
        }
    }
    if (best_d == HUGE) {
        if(course_changed == 0) {
        	course_changed = 1;
        	if (best_me == HUGE) {
	            set_course(get_course() + drand48() * 0.25 * M_PI);
	            set_speed((1 - drand48() * 0.05) * old_speed);        		
        	} else {
        		set_course(best_me_bearing);
        	}
        }
    }
    if (p.distance(Point(0, 0)) > (grid_max / 3)) {
    	if(course_changed == 0) {
            course_changed = 1;
	    	set_course(p.bearing(Point(0, 0)));
	    	set_speed(old_speed * 0.90);
	    }
    }

    SmartPointer<amw3647> self{this};
    hunt_event = new Event(10.0, [self] (void) { self->hunt();});

    if (health() >= 3.0) spawn();
}