Robin's lazy grid layout

front-page.php

<?php
/**
 * This file adds a front page. It forces the first post on the page to output
 * as full content.
 *
 * @author Robin Cornett
 * @package Genesis
 * @subpackage Customizations
 * 
 * source: http://sridharkatakam.com/display-full-post-content-first-post-category-pages-genesis/
 */

// Remove post image
remove_action( 'genesis_entry_content', 'genesis_do_post_image', 8 );

//* Full content for first post in category pages
add_action( 'genesis_before_entry', 'rgc_first_post_content' );
function rgc_first_post_content() {

	global $wp_query;

	if ( ! is_paged() && $wp_query->current_post == 0 ) {

		add_filter( 'genesis_pre_get_option_content_archive', 'rgc_do_full_content' );
		add_filter( 'genesis_pre_get_option_content_archive_limit', 'rgc_no_content_limit' );
	}

}

// Set the content archives to full
function rgc_do_full_content() {
	return 'full';
}

// Make sure the content limit isn't set
function rgc_no_content_limit() {
	return '0';
}

genesis();

functions.php

<?php

// add this to your functions.php file but do not include the opening tag!

//* Add new image sizes
add_image_size( 'home-middle', 332, 190, TRUE ); // unnecessary if you are already using Metro Child theme

add_action( 'genesis_before_entry', 'rgc_grid_posts' );
function rgc_grid_posts() {
	global $wp_query;

	if ( is_singular() || is_post_type_archive() ) {
		return;
	}

	if ( $wp_query->current_post != 0 || is_paged() || ! is_home() ) {
		remove_action( 'genesis_entry_header', 'genesis_post_info', 12 );
		remove_action( 'genesis_entry_content', 'genesis_do_post_image', 8 );
		remove_action( 'genesis_entry_content', 'genesis_do_post_content' );
		remove_action( 'genesis_entry_footer', 'genesis_post_meta' );
		add_filter( 'post_class', 'rgc_grid_post_class' );
		add_action( 'genesis_entry_header', 'rgc_posts_grid', 5 );
	}

}

function rgc_grid_post_class( $classes ) {
	global $wp_query;

	if ( $wp_query->is_main_query() ) {
		$classes[] = 'grid one-third';

		if ( is_home() && ! is_paged() ) {
			if ( 0 == ( $wp_query->current_post +2 ) % 3 ) {
				$classes[] = 'first';
			}
		}
		elseif ( 0 == $wp_query->current_post % 3 ) {
			$classes[] = 'first';
		}
	}

	return $classes;
}

function rgc_posts_grid() {

	if ( $image = genesis_get_image( 'format=url&size=home-middle' ) ) {
		printf( '<div class="grid-image"><a href="%s" rel="bookmark"><img src="%s" alt="%s" /></a></div>', get_permalink(), $image, the_title_attribute( 'echo=0' ) );
	}
	else {
		printf( '<div class="grid-image"><a href="%s" rel="bookmark"><img src="%s" alt="%s" /></a></div>', get_permalink(), get_bloginfo( 'stylesheet_directory' ) . '/images/blank.jpg', the_title_attribute( 'echo=0' ) );
	}

}

add_action( 'pre_get_posts', 'rgc_front_page_number_posts' );
function rgc_front_page_number_posts( $query ) {
	if ( $query->is_home() && $query->is_main_query() && ! is_paged() ) {
		$query->set( 'posts_per_page', 10 );
	}
}

style.css

/* Grid -- styled to match Metro child theme
--------------------------------------------- */

.grid .entry-header {
	margin: 0 10px 10px;
	padding-bottom: 10px;
	background: #fff;
}

.grid .entry-title,
.grid h2.entry-title a {
	padding: 0;
	background: none;
}

.grid .entry-title {
	margin: 10px;
	font-size: 18px;
	line-height: 1.2;
	text-transform: none;
}

.entry.grid {
	margin-top: 24px;
	margin-bottom: 24px;
	padding-top: 10px;
	padding-bottom: 0;
	background: url(images/lines.png);
}

.grid-image {
	overflow: hidden;
	border: 10px white solid;
}
.grid img {
	display: block;
	float: none;
	margin: 0 auto;
}

.grid a img:hover {
	-webkit-transition: ease-out 8s;
	-moz-transition: ease-out 8s;
	-o-transition: ease-out 8s;
	transition: ease-out 8s;
	-webkit-transform: scale(1.2);
	-moz-transform: scale(1.2);
	-o-transform: scale(1.2);
	transform: scale(1.2);
}