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How to supported retina @2x, @3x

See original GitHub issue

Hello, I want to realize function, like this:

In /src/images/slice/ have two pic: test.png and test@2x.png

Css In

.icon-test {
    width: 32px;
    height: 32px;
    background-image: url(../slice/test.png);

Css Out

.icon-test {
    background-image: url(../sprite/style-index.png);

// Retina 2x supported
@media only screen and (-webkit-min-device-pixel-ratio: 2),
only screen and (min--moz-device-pixel-ratio: 2),
only screen and (-webkit-min-device-pixel-ratio: 2.5),
only screen and (min-resolution: 240dpi) {
.icon-test { 
    background-position: -36px -66px;
    background-size: 32px;

reference: gulp-tmtsprite

Issue Analytics

  • State:closed
  • Created 7 years ago
  • Reactions:2
  • Comments:5 (3 by maintainers)

github_iconTop GitHub Comments

vvasilev-commented, Mar 17, 2018

@Lkroner The retina option supports 3x images because of these lines. If something doesn’t work as you expected, you can use onUpdateRule hook to implement the desired behavior. Here is an example -

Lkronercommented, Mar 17, 2018

Will this retina functionality support 3x images as well? Something like this. I don’t see anything in your documentation about it.

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