public PolygonObstacle getRobot() { Point2D.Double center = polymap.getRobotStart(); PolygonObstacle robot = new PolygonObstacle(); double x, y, angle; for (int i = 0; i < NUM_SIDES; i++) { angle = i * 2.0 * Math.PI / NUM_SIDES; x = RADIUS * Math.cos(angle); y = RADIUS * Math.sin(angle); robot.addVertex(x, y); } robot.close(); return robot; }