protected void simpleInitGame() {
        //Definice sipek pro orientaci v prostoru
        axisRoot=new Node("axnode");
        axisRoot.setLocalTranslation(0, 0, 0);
        planeXY=new Box("planeXY",new Vector3f(0.05f,0,0.05f),0.1f,0.0001f,0.1f);
        axisXArrow=new Arrow("ax",0.1f,0.01f);
        axisXArrow.setLocalTranslation(new Vector3f(0.05f,0,0));
        axisXArrow.rotateUpTo(new Vector3f(1,0,0));
        
        
        axisYArrow=new Arrow("ay",0.1f,0.01f);
        axisYArrow.setLocalTranslation(new Vector3f(0,0.05f,0));
        axisYArrow.rotateUpTo(new Vector3f(0,1,0));
        axisZArrow=new Arrow("az",0.1f,0.01f);
        axisZArrow.setLocalTranslation(new Vector3f(0,0,0.05f));
        axisZArrow.rotateUpTo(new Vector3f(0,0,1));
        axisRoot.attachChild(axisXArrow);
        axisRoot.attachChild(axisYArrow);
        axisRoot.attachChild(axisZArrow);
        axisRoot.attachChild(planeXY);
        rootNode.attachChild(axisRoot);
        
        shipNode = getPhysicsSpace().createDynamicNode();
        // The ship is represent by filled blok of oak tree wood with dimensions
        // 30x12x2 meters (units are lowered by 10000)
        ((DynamicPhysicsNodeImpl) shipNode).getBody().setMassParameters(4.32f, 0f, 0f, 0f, 532.8f, 3758.4f, 3254.4f, 0, 0, 0);
        Box sh = new Box("ship", new Vector3f(0, 0, 0), 15, 1, 6);
        //Box sh = new Box("ship", new Vector3f(0, 0, 0), 1, 1, 1);
        shipNode.setAffectedByGravity(false); // shipNode.setLocalScale(new
        // Vector3f(10,10,10));
        shipNode.getLocalTranslation().set(0, 0, 0);