create_qk_grid: Create grid of QuadKeys for a particular zoom or level of...

In quadkeyr: Generate Raster Images from QuadKey-Identified Datasets

Create grid of QuadKeys for a particular zoom or level of detail.

Description

Generates a grid comprising all the QuadKeys within the area defined by the maximum and minimum coordinates of latitude and longitude along with a specified zoom level.

Usage

create_qk_grid(xmin, xmax, ymin, ymax, zoom)

Arguments

xmin	Minimum value in the x axis (longitude)
xmax	Maximum value in the y axis (latitude)
ymin	Minimum value in the x axis (longitude)
ymax	Maximum value in the Y axis (latitude)
zoom	Zoom or level of detail, from 1 (lowest detail) to 23 (highest detail).

Value

A list returning the QuadKeys as a data.frame (data), the number of rows (num_rows) and columns (num_cols) of the grid.

Examples

grid <- create_qk_grid(
  xmin = -59,
  xmax = -57,
  ymin = -35,
  ymax = -34,
  zoom = 12
)

quadkeyr documentation built on April 3, 2025, 8:52 p.m.