Extend/shrink an sf linestring dataframe by a specified lengths vector
Usage
adjust_transect_lengths(
x,
crosswalk_id = NULL,
dir = "left",
length_col = NULL
)
Arguments
- x
linestring sf dataframe, requires an
- crosswalk_id
character, unique ID column name
- dir
direction to extend/shrink transect from, either "left" or "right". Default is "left".
- length_col
character, name of the column in "x" that has the length of the linestring (meters)
Value
sf dataframe with extended linestring geometries
