My boyfriend always ignore me

No doubt, ignorance in emotional relationships is an indication that your lover has changed recently. You have to be more honest and open with him, and try out looking for the reason of his negligence. Throughout talking to him, you will step by step know what bothers him and makes him ignorant. Then, you can discuss and develop solutions to this problem in order to overcome it.
Finally, you should give him enough attention to maintain the warmth and passion to the future of the relation between you