1. A method, comprising: performing, by a computing device implementing a map application, wherein said map application displays a map view of a map, wherein said map view is displayed according to a virtual camera, comprising: detecting a velocity of the virtual camera; determining map image data for the map view of the map indicating a level-of-detail for the map image data, wherein said level-of-detail is determined according to the velocity of the virtual camera; and obtaining the determined map image data.