Random position

Random position

rg_position(count = 1, bbox = NULL)

Arguments

count	(integer/numeric) number of positions. Default: 1
bbox	(integer/numeric) lat/long bounding box from which to generate positions; numeric vector of the form west (long), south (lat), east (long), north (lat). optional

Value

A list, each element is a numeric vector length two of long, lat

Examples

rg_position()
#> [[1]]
#> [1] 8.740848 0.363802
#> 
rg_position(10)
#> [[1]]
#> [1] -174.70123  -66.32505
#> 
#> [[2]]
#> [1] -16.88788 -74.37895
#> 
#> [[3]]
#> [1] 16.09386 16.25514
#> 
#> [[4]]
#> [1]  1.132598 58.291455
#> 
#> [[5]]
#> [1] 169.12508 -17.27766
#> 
#> [[6]]
#> [1] 174.443568  -4.144179
#> 
#> [[7]]
#> [1] 93.981386 -7.398605
#> 
#> [[8]]
#> [1] 100.24355 -16.14815
#> 
#> [[9]]
#> [1] -43.57414  16.31623
#> 
#> [[10]]
#> [1] 123.923310   4.962381
#> 
rg_position(100)
#> [[1]]
#> [1] -115.54766  -68.81499
#> 
#> [[2]]
#> [1] 76.8283 71.8470
#> 
#> [[3]]
#> [1]  45.52434 -40.98357
#> 
#> [[4]]
#> [1]  51.50485 -24.64335
#> 
#> [[5]]
#> [1] 133.46178  25.87281
#> 
#> [[6]]
#> [1] -117.63906   51.32104
#> 
#> [[7]]
#> [1]  31.03999 -44.54286
#> 
#> [[8]]
#> [1] 151.74942 -20.56831
#> 
#> [[9]]
#> [1] -53.78826  79.32195
#> 
#> [[10]]
#> [1] -24.87643 -26.73536
#> 
#> [[11]]
#> [1] -31.5877  -5.8385
#> 
#> [[12]]
#> [1] -123.71019   66.06375
#> 
#> [[13]]
#> [1] 66.471881 -1.650633
#> 
#> [[14]]
#> [1] 160.44763 -43.32957
#> 
#> [[15]]
#> [1] -156.64209  -31.61587
#> 
#> [[16]]
#> [1] -151.7817   47.1372
#> 
#> [[17]]
#> [1] 111.490632  -6.820918
#> 
#> [[18]]
#> [1] 84.14269 17.49419
#> 
#> [[19]]
#> [1] 173.7607  10.5033
#> 
#> [[20]]
#> [1] -50.08547 -17.75937
#> 
#> [[21]]
#> [1] -128.31868  -21.19832
#> 
#> [[22]]
#> [1] 129.3429 -42.6299
#> 
#> [[23]]
#> [1] 137.27265  31.64162
#> 
#> [[24]]
#> [1]  28.30710 -52.73136
#> 
#> [[25]]
#> [1] -56.00555 -31.44746
#> 
#> [[26]]
#> [1]  83.19731 -44.81862
#> 
#> [[27]]
#> [1] 171.29449  50.70586
#> 
#> [[28]]
#> [1] 169.29442 -17.22744
#> 
#> [[29]]
#> [1] -159.813704    3.079745
#> 
#> [[30]]
#> [1] -73.93500 -12.74423
#> 
#> [[31]]
#> [1] -136.40080  -15.00083
#> 
#> [[32]]
#> [1]  76.30391 -12.95382
#> 
#> [[33]]
#> [1] -167.60548  -19.37695
#> 
#> [[34]]
#> [1] 55.068220  5.525176
#> 
#> [[35]]
#> [1]   6.049477 -20.684489
#> 
#> [[36]]
#> [1] 137.13591 -27.54585
#> 
#> [[37]]
#> [1] -36.496867   7.987595
#> 
#> [[38]]
#> [1] -127.653355    5.610158
#> 
#> [[39]]
#> [1] 28.36134 59.22304
#> 
#> [[40]]
#> [1] 87.237425 -5.649427
#> 
#> [[41]]
#> [1] 48.43594 46.61402
#> 
#> [[42]]
#> [1] 154.88406 -17.59203
#> 
#> [[43]]
#> [1] 10.33534 33.35118
#> 
#> [[44]]
#> [1] 173.97607  51.43509
#> 
#> [[45]]
#> [1] -154.81961  -33.73076
#> 
#> [[46]]
#> [1] 56.99600 28.78959
#> 
#> [[47]]
#> [1] 150.60162  44.63431
#> 
#> [[48]]
#> [1] 50.64497 36.69271
#> 
#> [[49]]
#> [1]  87.70367 -44.04912
#> 
#> [[50]]
#> [1] 127.30891 -37.36029
#> 
#> [[51]]
#> [1] -171.40436  -36.21063
#> 
#> [[52]]
#> [1] 139.15818 -11.54133
#> 
#> [[53]]
#> [1] -24.19626 -57.19841
#> 
#> [[54]]
#> [1] 41.765194  7.386601
#> 
#> [[55]]
#> [1] 143.02959 -32.54943
#> 
#> [[56]]
#> [1] -133.878327   -4.431446
#> 
#> [[57]]
#> [1] -133.554159   -1.256584
#> 
#> [[58]]
#> [1] 15.76537 31.09428
#> 
#> [[59]]
#> [1] 109.13188 -63.61491
#> 
#> [[60]]
#> [1] -33.349916  -1.689847
#> 
#> [[61]]
#> [1] 173.35507  16.95536
#> 
#> [[62]]
#> [1] -15.89755  34.05238
#> 
#> [[63]]
#> [1] -150.54011   15.16074
#> 
#> [[64]]
#> [1] -134.40003  -28.66875
#> 
#> [[65]]
#> [1] 164.11186 -19.71544
#> 
#> [[66]]
#> [1] -11.487834  -4.380799
#> 
#> [[67]]
#> [1] -60.85667 -14.91372
#> 
#> [[68]]
#> [1] -17.08111 -50.89854
#> 
#> [[69]]
#> [1] 102.31266  46.37583
#> 
#> [[70]]
#> [1] -78.72730 -24.44962
#> 
#> [[71]]
#> [1] -20.81271 -20.81778
#> 
#> [[72]]
#> [1] 72.25739 59.67634
#> 
#> [[73]]
#> [1] 165.06127  30.73266
#> 
#> [[74]]
#> [1] 153.4620005  -0.3147934
#> 
#> [[75]]
#> [1] 156.786171   7.030676
#> 
#> [[76]]
#> [1] -53.824847   2.693425
#> 
#> [[77]]
#> [1] 167.8174  23.9335
#> 
#> [[78]]
#> [1] -75.36661 -46.00864
#> 
#> [[79]]
#> [1] -110.40744  -38.18603
#> 
#> [[80]]
#> [1] -48.42486  29.64342
#> 
#> [[81]]
#> [1] 128.18916  47.72726
#> 
#> [[82]]
#> [1] 105.08676  16.75004
#> 
#> [[83]]
#> [1] 167.16378  49.69692
#> 
#> [[84]]
#> [1] -15.062166  -2.711152
#> 
#> [[85]]
#> [1] 121.34222  68.90611
#> 
#> [[86]]
#> [1] -164.40176  -35.74691
#> 
#> [[87]]
#> [1] -107.02837   59.58816
#> 
#> [[88]]
#> [1] 131.19879  57.75993
#> 
#> [[89]]
#> [1] -24.83877 -71.30623
#> 
#> [[90]]
#> [1]  25.54464 -30.58482
#> 
#> [[91]]
#> [1] -92.71644 -14.73304
#> 
#> [[92]]
#> [1] -119.37074    6.33957
#> 
#> [[93]]
#> [1] -120.71692   49.76898
#> 
#> [[94]]
#> [1] -47.71282 -63.26768
#> 
#> [[95]]
#> [1] 135.14787  28.67771
#> 
#> [[96]]
#> [1] 56.62744 49.13653
#> 
#> [[97]]
#> [1] -65.21471 -14.24815
#> 
#> [[98]]
#> [1] -19.08093 -24.61929
#> 
#> [[99]]
#> [1] 140.41044  52.31532
#> 
#> [[100]]
#> [1]  46.94822 -43.08776
#> 
rg_position(bbox = c(50, 50, 60, 60))
#> [[1]]
#> [1] 53.64262 55.92704
#> 

# coerce to data.frame
stats::setNames(
  do.call("rbind.data.frame", rg_position(10)),
  c('lng', 'lat')
)
#>           lng       lat
#> 1  -14.130895  42.31262
#> 2    4.992070  45.51771
#> 3   54.107532  43.58350
#> 4    2.991550  55.92032
#> 5    1.089599  67.34728
#> 6  116.651836  25.34253
#> 7  -91.169688  11.77172
#> 8   47.553435 -63.78694
#> 9  -57.557072 -14.75770
#> 10 116.969542  45.21614