angle_diff              Calculate the angular difference between lines
                        and a predefined bearing
bbox_scale              Scale a bounding box
bind_sf                 Rapid row-binding of sf objects
cents_sf                Spatial points representing home locations
destinations_sf         Example destinations data
flow                    Data frame of commuter flows
flow_dests              Data frame of invented commuter flows with
                        destinations in a different layer than the
                        origins
flowlines_sf            Spatial lines dataset of commuter flows
geo_bb                  Flexible function to generate bounding boxes
geo_bb_matrix           Create matrix representing the spatial bounds
                        of an object
geo_buffer              Perform a buffer operation on a temporary
                        projected CRS
geo_code                Convert text strings into points on the map
geo_length              Calculate line length of line with geographic
                        or projected CRS
geo_projected           Perform GIS functions on a temporary, projected
                        version of a spatial object
geo_select_aeq          Select a custom projected CRS for the area of
                        interest
geo_toptail             Clip the first and last n metres of
                        SpatialLines
gsection                Function to split overlapping SpatialLines into
                        segments
is_linepoint            Identify lines that are points
islines                 Do the intersections between two geometries
                        create lines?
line2df                 Convert geographic line objects to a data.frame
                        with from and to coords
line2points             Convert a spatial (linestring) object to points
line_bearing            Find the bearing of straight lines
line_breakup            Break up line objects into shorter segments
line_cast               Convert multilinestring object into linestrings
line_midpoint           Find the mid-point of lines
line_segment            Divide an sf object with LINESTRING geometry
                        into regular segments
line_segment1           Segment a single line, using lwgeom or rsgeo
line_via                Add geometry columns representing a route via
                        intermediary points
mats2line               Convert 2 matrices to lines
n_segments              Vectorised function to calculate number of
                        segments given a max segment length
n_vertices              Retrieve the number of vertices in sf objects
od2line                 Convert origin-destination data to spatial
                        lines
od2odf                  Extract coordinates from OD data
od_aggregate_from       Summary statistics of trips originating from
                        zones in OD data
od_aggregate_to         Summary statistics of trips arriving at
                        destination zones in OD data
od_coords               Create matrices representing origin-destination
                        coordinates
od_coords2line          Convert origin-destination coordinates into
                        desire lines
od_data_lines           Example of desire line representations of
                        origin-destination data from UK Census
od_data_routes          Example segment-level route data
od_data_sample          Example of origin-destination data from UK
                        Census
od_id                   Combine two ID values to create a single ID
                        number
od_id_order             Generate ordered ids of OD pairs so lowest is
                        always first This function is slow on large
                        datasets, see szudzik_pairing for faster
                        alternative
od_oneway               Aggregate od pairs they become non-directional
od_to_odmatrix          Convert origin-destination data from long to
                        wide format
odmatrix_to_od          Convert origin-destination data from wide to
                        long format
onewaygeo               Aggregate flows so they become non-directional
                        (by geometry - the slow way)
osm_net_example         Example of OpenStreetMap road network
overline                Convert series of overlapping lines into a
                        route network
overline_intersection   Convert series of overlapping lines into a
                        route network
points2flow             Convert a series of points into geographical
                        flows
points2line             Convert a series of points, or a matrix of
                        coordinates, into a line
points2odf              Convert a series of points into a dataframe of
                        origins and destinations
quadrant                Split a spatial object into quadrants
read_table_builder      Import and format Australian Bureau of
                        Statistics (ABS) TableBuilder files
rnet_add_node           Add a node to route network
rnet_boundary_points    Get points at the beginner and end of
                        linestrings
rnet_breakup_vertices   Break up an sf object with LINESTRING geometry.
rnet_connected          Keep only segments connected to the largest
                        group in a network
rnet_cycleway_intersection
                        Example of cycleway intersection data showing
                        problems for SpatialLinesNetwork objects
rnet_get_nodes          Extract nodes from route network
rnet_group              Assign segments in a route network to groups
rnet_join               Join route networks
rnet_merge              Merge route networks, keeping attributes with
                        aggregating functions
rnet_overpass           Example of overpass data showing problems for
                        SpatialLinesNetwork objects
rnet_roundabout         Example of roundabout data showing problems for
                        SpatialLinesNetwork objects
rnet_subset             Subset one route network based on overlaps with
                        another
route                   Plan routes on the transport network
route_average_gradient
                        Return average gradient across a route
route_bikecitizens      Get a route from the BikeCitizens web service
route_dodgr             Route on local data using the dodgr package
route_google            Find shortest path using Google services
route_nearest_point     Find nearest route to a given point
route_network_sf        Spatial lines dataset representing a route
                        network
route_network_small     Spatial lines dataset representing a small
                        route network
route_osrm              Plan routes on the transport network using the
                        OSRM server
route_rolling_average   Return smoothed averages of vector
route_rolling_diff      Return smoothed differences between vector
                        values
route_rolling_gradient
                        Calculate rolling average gradient from
                        elevation data at segment level
route_sequential_dist   Calculate the sequential distances between
                        sequential coordinate pairs
route_slope_matrix      Calculate the gradient of line segments from a
                        matrix of coordinates
route_slope_vector      Calculate the gradient of line segments from
                        distance and elevation vectors
route_split             Split route in two at point on or near network
route_split_id          Split route based on the id or coordinates of
                        one of its vertices
routes_fast_sf          Spatial lines dataset of commuter flows on the
                        travel network
routes_slow_sf          Spatial lines dataset of commuter flows on the
                        travel network
stplanr-deprecated      Deprecated functions in stplanr
stplanr-package         *stplanr: Sustainable Transport Planning with
                        R*
toptail_buff            Clip the beginning and ends of 'sf' LINESTRING
                        objects
zones_sf                Spatial polygons of home locations for flow
                        analysis.
