Вы можете просто использовать строку.
// setup level
for(ObstacleLine o : level.getObstacleLineCollection()) {
if(o.getType().equals("normal")) {
final Line lineObstacle = new Line(o.getX1(), o.getY1(), o.getX2(), o.getY2(), o.getWidth());
lineObstacle.setColor(0f, 225f, 255f);
final FixtureDef lineFixtureDef = PhysicsFactory.createFixtureDef(0, 0.5f, 0.5f);
PhysicsFactory.createLineBody(physicsWorld, lineObstacle, lineFixtureDef);
playLevelScene.getLastChild().attachChild(lineObstacle);
}
}