R/utils_tidy_data.R
    generate_trajectories.RdTidy together the 'tidied trips' and 'tidied locations' to generate trajectories within a trip
generate_trajectories(tidied_trips, tidied_locations, project_crs = 4326)
| tidied_trips | a data.frame from `tidy_cleaned_trips()`.  | 
    
|---|---|
| tidied_locations | a tibble from `tidy_cleaned_locations()`.  | 
    
| project_crs | a EPSG code. Default as 4326.  | 
    
a data.frame of class sf.