mapbox

• Mapbox GL 512x512 pixel tiles
• Mapbox Raster Tiles 256x256 pixel tiles

export type ViewState = {
  /** Longitude at map center */
  longitude: number;
  /** Latitude at map center */
  latitude: number;
  /** Map zoom level */
  zoom: number;
  /** Map rotation bearing in degrees counter-clockwise from north */
  bearing: number;
  /** Map angle in degrees at which the camera is looking at the ground */
  pitch: number;
  /** Dimensions in pixels applied on each side of the viewport for shifting the vanishing point. */
  padding: PaddingOptions;
};

zoom level

• 0-22
• $2^{zoom} \times 2^{zoom}$

zoom	see
0	地球
3	一个大陆
4	大岛
6	大河
10	大路
15	建筑

• https://docs.mapbox.com/help/glossary/zoom-level/