public static Point2D getRandomPointAroundObj(WorldObject obj) {
double radius =
(Math.sqrt((obj.getWidth() * obj.getWidth()) + (obj.getHeight() * obj.getHeight()))) / 2d;
radius *= 1.3d;
return getRandomPointAroundObj(obj, radius);
}
public static void setOffsetAroundOrigin(
WorldObject origin, WorldObject target, double averageRadius) {
Point2D random = getRandomPointAroundObj(origin, averageRadius);
Point2D position =
new Point2D.Double(
origin.getOffset().getX() + random.getX(), origin.getOffset().getY() + random.getY());
target.setOffset(position);
}
public static Point2D getRandomPointAroundObj(WorldObject obj, double averageRadius) {
double randomAngle = randomGen.nextDouble() * 2d * Math.PI;
double randomOffset = ((randomGen.nextDouble() - 0.5d) * 0.2d) + 1d;
double offsetY = (Math.sin(randomAngle) * averageRadius) * randomOffset;
double offsetX = (Math.cos(randomAngle) * averageRadius) * randomOffset;
offsetX += obj.getBounds().getCenterX();
offsetY += obj.getBounds().getCenterY();
return new Point2D.Double(offsetX, offsetY);
}
@Override
protected void activityStarted() {
obj.destroy();
}