Or just ask your designer to work @1x in a vector app like Sketch, and export PDF vector images for import into the asset catalog (Scale Factor - Vector Asset).

Or just ask your designer to work @1x in a vector app like Sketch, and export PDF vector images for import into the asset catalog (Scale Factor - Vector Asset). http://useyourloaf.com/blog/creating-scaled-images-with-pdf-vectors/ http://useyourloaf.com/blog/creating-scaled-images-with-pdf-... -- A designer