public void move(double d, double e){
        this.x += d;
        this.y += e;
    }

    public void checkPlayerMove(GameKeyboard keyboard){

        if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_W)
        && keyboard.pressedKeys.contains((Integer) Keyboard.KEY_A)){
            this.move(-speed / Math.sqrt(2), speed / Math.sqrt(2));
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_W)
        && keyboard.pressedKeys.contains((Integer)  Keyboard.KEY_D)){
            this.move(speed / Math.sqrt(2), speed / Math.sqrt(2));
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_S)
        && keyboard.pressedKeys.contains((Integer) Keyboard.KEY_A)){
            this.move(-speed / Math.sqrt(2), -speed / Math.sqrt(2));
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_S)
        && keyboard.pressedKeys.contains((Integer) Keyboard.KEY_D)){
            this.move(speed / Math.sqrt(2), -speed / Math.sqrt(2));
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_W)){
            this.move(0, speed);
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_A)){
            this.move(-speed, 0);
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_S)){
            this.move(0, -speed);
        }

        else if(keyboard.pressedKeys.contains((Integer) Keyboard.KEY_D)){
            this.move(speed, 0);
        }

    }