Calculate perimeter and variations

• get_perim_along calculate the euclidean distance between every points of a shape

• get_perim is simply sum(coo_perim_along)

• get_perim_cumsum is simply cumsum(coo_perim_along)

get_perim_along(x)

get_perim(x)

get_perim_cumsum(x)

Arguments

x	coo_single, coo_list or mom_tbl

Value

numeric or additional column

Functions

• get_perim: Calculate total perimeter

• get_perim_cumsum: Calculate cumsum between successive points of a shape

See also

Other getters: get_nb()

Examples

bot %>% pick(1) %>% get_perim_along()
#> # A tibble: 138 x 1
#>        d
#>    <dbl>
#>  1   0  
#>  2  21.2
#>  3  11  
#>  4  21.2
#>  5  21.2
#>  6  10.2
#>  7  21.4
#>  8  21.1
#>  9  21.2
#> 10  11.2
#> # … with 128 more rows