tile-funs.md
In geotargets: 'targets' Extensions for Geographic Spatial Formats

tile_n fails with non integer

Code
  tile_n(r, n = 3.14)
Condition
  Error in `tile_n()`:
  ! `n` must be an integer.
  We see that `n` is: 3.14

Code
  tile_n(r, n = 4)
Message
  creating 2 * 2 = 4 tile extents
Output
  [[1]]
       xmin      xmax      ymin      ymax 
   5.741667  6.141667 49.816667 50.191667

  [[2]]
       xmin      xmax      ymin      ymax 
   6.141667  6.533333 49.816667 50.191667

  [[3]]
       xmin      xmax      ymin      ymax 
   5.741667  6.141667 49.441667 49.816667

  [[4]]
       xmin      xmax      ymin      ymax 
   6.141667  6.533333 49.441667 49.816667

tile_grid fails with non integer

Code
  tile_grid(r, ncol = 1.5, nrow = 2.5)
Condition
  Error in `tile_grid()`:
  ! `ncol` must be an integer.
  We see that `ncol` is: 1.5

Code
  tile_grid(r, ncol = 1, nrow = 2.5)
Condition
  Error in `tile_grid()`:
  ! `nrow` must be an integer.
  We see that `nrow` is: 2.5

Code
  tile_grid(r, ncol = 1.5, nrow = 2)
Condition
  Error in `tile_grid()`:
  ! `ncol` must be an integer.
  We see that `ncol` is: 1.5

Code
  tile_grid(r, ncol = 2, nrow = 3)
Output
  [[1]]
       xmin      xmax      ymin      ymax 
   5.741667  6.141667 49.941667 50.191667

  [[2]]
       xmin      xmax      ymin      ymax 
   6.141667  6.533333 49.941667 50.191667

  [[3]]
       xmin      xmax      ymin      ymax 
   5.741667  6.141667 49.691667 49.941667

  [[4]]
       xmin      xmax      ymin      ymax 
   6.141667  6.533333 49.691667 49.941667

  [[5]]
       xmin      xmax      ymin      ymax 
   5.741667  6.141667 49.441667 49.691667

  [[6]]
       xmin      xmax      ymin      ymax 
   6.141667  6.533333 49.441667 49.691667