private void updateAIPaddle() {
		if (ballXSpeed < 0) {
		double destination = AI.outputs(new double[] {ballY, ballX, ballYSpeed})[0];
		destination = destination*2-1; //retour entre 0 et 1
		if (Math.abs(destination-AIPaddlePos) > 0.04) {
			if (destination > AIPaddlePos) {
				AIPaddlePos += 0.03;
			} else {
				AIPaddlePos -= 0.03;
			}
		}
		}
	}