public static Debris getDebris(Vec2 position) {
Debris debris = Asteroids.newEntity(Debris.class);
float minSpeed = 9.f;
float maxSpeed = 12.f;
debris.body.setLinearVelocity(Asteroids.getRandomVel(minSpeed, maxSpeed));
debris.body.setTransform(position, debris.body.getAngle());
debris.life = LIFE;
return debris;
}
public static Polygon getPolygon(Debris debris) {
// Select a polygon to render a debris object given the debris object's
// hash code.
if (polygon == null) {
polygon = new ArrayList<Polygon>();
for (int i = 0; i < 8; ++i) {
polygon.add(getPolygon());
}
}
int index = debris.hashCode() % polygon.size();
return polygon.get(index);
}