for (int i = 0; i < numberOfGridsPerDir; i++) {
for (int j = 0; j < numberOfGridsPerDir; j++) {
scene = new ObstacleScene(params);
scene.removeAgent(rand.nextInt(4));
scene.addCollidingAgent(
new JebensAgent(0, null, params),
scene.getBoundingBox().middle(),
0,
new Vector2D(1, 1));
scene.translateScene(new Vector2D(750 * i, 750 * j));
sceneComplete.addScene(scene);