redirect users away from home page if they are already logged in to a different page

pmproc_redirect_member.php

<?php

//Copy lines 5 onwards into your PMPro custom plugin -> http://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/

function pmproc_redirect_member(){
    if( is_user_logged_in() && function_exists('pmpro_hasMembershipLevel') && pmpro_hasMembershipLevel() ){ //check if user is logged in, pmpro is installed and user has an active level.

      global $current_user;
      $current_user->membership_level = pmpro_getMembershipLevelForUser($current_user->ID); //get current users level ID

      //check users level and home page of the website - redirect to different page (you may use 'is_page() for non home pages')
      if( $current_user->membership_level->ID == '1' && is_home() ) {
        wp_redirect( '/hello-world' ); //redirect to hello-world default post
      }
    }
}

add_action('template_redirect', 'pmproc_redirect_member', 15);