* defined below in the args attribute. Please referance the theme docs for more info
 */
$slider_data_args = array('filter_tag' => 'wpex_portfolio_single_gallery');
?>

<div id="portfolio-single-gallery" class="portfolio-post-slider wpex-clr">

	<div class="wpex-slider-preloaderimg">
		<?php 
// Display first image as a placeholder while the others load
wpex_get_portfolio_post_thumbnail(array('attachment' => $attachments[0], 'alt' => get_post_meta($attachments[0], '_wp_attachment_image_alt', true), 'schema_markup' => true));
?>
	</div><!-- .wpex-slider-preloaderimg -->

	<div class="wpex-slider slider-pro" <?php 
wpex_slider_data($slider_data_args);
?>
>

		<div class="wpex-slider-slides sp-slides <?php 
if ($lightbox_enabled) {
    echo 'lightbox-group';
}
?>
">

			<?php 
// Loop through attachments
foreach ($attachments as $attachment) {
    ?>
 * defined below in the args attribute. Please referance the theme docs for more info
 */
$args = array('filter_tag' => 'wpex_portfolio_single_gallery');
?>

<div class="portfolio-post-slider clr">

	<div class="wpex-slider-preloaderimg">
		<?php 
// Display first image as a placeholder while the others load
wpex_get_portfolio_post_thumbnail(array('attachment' => $attachments[0], 'alt' => get_post_meta($attachments[0], '_wp_attachment_image_alt', true), 'schema_markup' => true));
?>
	</div><!-- .wpex-slider-preloaderimg -->

	<div class="wpex-slider slider-pro" <?php 
wpex_slider_data($args);
?>
>

		<div class="wpex-slider-slides sp-slides <?php 
if ($lightbox_enabled) {
    echo 'lightbox-group';
}
?>
">

			<?php 
// Loop through attachments
foreach ($attachments as $attachment) {
    ?>