othersmallcities

$disable-magic-sprite-selectors: true;
$icons-inline: false;
$icons-sprite-base-class: "%icons-sprite";
$icons-layout: vertical; //must in order to get the correct position! -> this appears to be a bug in Compass 0.12.2; @include background-size gives the correct posititon, $var-sprite-position($img) does not.
$icons: sprite-map("folder-name/*.png");
@import "folder-name/*.png";

@each $img in sprite-names($icons) {
  %icon-#{$img} {
		@extend %icons-sprite;

othersmallcities

$sprites: sprite-map("sprites/*.png");
$sprites-retina: sprite-map("sprites-retina/*.png");

@mixin sprite-background($name) {
  background-image: sprite-url($sprites);
  background-position: sprite-position($sprites, $name);
  background-repeat: no-repeat;
  display: block;
  height: image-height(sprite-file($sprites, $name));
  width: image-width(sprite-file($sprites, $name));