Example data
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SpatialLinesNetwork-class
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An S4 class representing a (typically) transport network |
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SpatialLinesNetwork()
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Create object of class SpatialLinesNetwork or sfNetwork |
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angle_diff()
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Calculate the angular difference between lines and a predefined bearing |
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as_sf_fun()
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Convert functions support sf/sp |
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bbox_scale()
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Scale a bounding box |
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buff_geo()
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Create a buffer of n metres for non-projected 'geographical' spatial data |
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ca_local
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SpatialPointsDataFrame representing road traffic deaths |
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calc_catchment()
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Calculate catchment area and associated summary statistics. |
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calc_catchment_sum()
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Calculate summary statistics for catchment area. |
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calc_moving_catchment()
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Calculate summary statistics for all features independently. |
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calc_network_catchment()
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Calculate catchment area and associated summary statistics using network. |
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cents
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Spatial points representing home locations |
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crs_select_aeq()
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Select a custom projected CRS for the area of interest |
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destination_zones
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Example destinations data |
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dist_google()
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Return travel network distances and time using the Google Maps API |
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find_network_nodes()
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Find graph node ID of closest node to given coordinates |
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flow
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data frame of commuter flows |
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flow_dests
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data frame of invented
commuter flows with destinations in a different layer than the origins |
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flowlines
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spatial lines dataset of commuter flows |
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gclip()
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Crops spatial object x to the bounding box of spatial object (or matrix) b |
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geo_bb()
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Flexible function to generate bounding boxes |
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geo_bb_matrix()
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Create matrix representing the spatial bounds of an object |
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geo_buffer()
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Perform a buffer operation on a temporary projected CRS |
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geo_code()
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Convert text strings into points on the map |
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geo_length()
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Calculate line length of line with geographic or projected CRS |
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geo_projected()
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Perform GIS functions on a temporary, projected version of a spatial object |
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geo_select_aeq()
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Select a custom projected CRS for the area of interest |
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geo_toptail()
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Clip the first and last n metres of SpatialLines |
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gsection()
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Function to split overlapping SpatialLines into segments |
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gtfs2sldf()
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Import GTFS shapes and route data to SpatialLinesDataFrame. |
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is_linepoint()
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Identify lines that are points |
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islines()
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Do the intersections between two geometries create lines? |
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l_poly
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Line polygon |
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line2df()
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Convert geographic line objects to a data.frame with from and to coords |
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line2points() line2pointsn() line2vertices()
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Convert a spatial (linestring) object to points |
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line2route()
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Convert straight OD data (desire lines) into routes |
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line2routeRetry()
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Convert straight spatial (linestring) object from flow data into routes retrying
on connection (or other) intermittent failures |
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lineLabels()
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Label SpatialLinesDataFrame objects |
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line_bearing()
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Find the bearing of straight lines |
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line_length()
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Calculate length of lines in geographic CRS |
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line_match()
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Match two sets of lines based on similarity |
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line_midpoint()
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Find the mid-point of lines |
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line_sample()
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Sample n points along lines with density proportional to a weight |
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line_segment()
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Divide SpatialLines dataset into regular segments |
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line_via()
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Add geometry columns representing a route via intermediary points |
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mapshape()
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Simplify geometry of spatial objects with the mapshaper library |
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mapshape_available()
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Does the computer have mapshaper available? |
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mats2line()
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Convert 2 matrices to lines |
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n_sample_length()
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Sample integer number from given continuous vector of line lengths and probabilities, with total n |
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n_vertices()
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Retrieve the number of vertices from a SpatialLines or SpatialPolygons object |
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nearest_cyclestreets()
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Generate nearest point on the route network of a point using the CycleStreets.net |
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nearest_google()
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Generate nearest point on the route network of a point using the Google Maps API |
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od2line() od2line2()
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Convert origin-destination data to spatial lines |
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od2odf()
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Extract coordinates from OD data |
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od_aggregate()
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Aggregate OD data between polygon geometries |
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od_aggregate_from()
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Summary statistics of trips originating from zones in OD data |
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od_aggregate_to()
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Summary statistics of trips arriving at destination zones in OD data |
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od_coords()
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Create matrices representing origin-destination coordinates |
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od_coords2line()
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Convert origin-destination coordinates into desire lines |
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od_data_sample
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Example of origin-destination data from UK Census |
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od_dist()
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Quickly calculate Euclidean distances of od pairs |
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od_id_szudzik() od_id_max_min() od_id_character()
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Combine two ID values to create a single ID number |
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od_id_order()
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Generate ordered ids of OD pairs so lowest is always first
This function is slow on large datasets, see szudzik_pairing for faster alternative |
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od_oneway()
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Aggregate od pairs they become non-directional |
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od_radiation()
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Function that estimates flow between points or zones using the radiation model |
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od_to_odmatrix()
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Convert origin-destination data from long to wide format |
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odmatrix_to_od()
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Convert origin-destination data from wide to long format |
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onewaygeo()
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Aggregate flows so they become non-directional (by geometry - the slow way) |
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onewayid()
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Aggregate ods so they become non-directional |
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osm_net_example
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Example of OpenStreetMap road network |
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overline()
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Convert series of overlapping lines into a route network |
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overline2()
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Convert series of overlapping lines into a route network (new method) |
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overline_intersection()
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Convert series of overlapping lines into a route network |
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plot(<SpatialLinesNetwork>,<ANY>)
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Plot a SpatialLinesNetwork |
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plot(<sfNetwork>,<ANY>)
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Plot an sfNetwork |
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points2flow()
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Convert a series of points into geographical flows |
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points2line()
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Convert a series of points, or a matrix of coordinates, into a line |
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points2odf()
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Convert a series of points into a dataframe of origins and destinations |
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quadrant()
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Split a spatial object into quadrants |
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read_table_builder()
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Import and format Australian Bureau of Statistics (ABS) TableBuilder files |
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reproject()
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Reproject lat/long spatial object so that they are in units of 1m |
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rnet_add_node()
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Add a node to route network |
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rnet_breakup_vertices()
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Break up an sf object with LINESTRING geometry by vertex/nodes intersections |
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rnet_cycleway_intersection
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Example of cycleway intersection data showing problems for SpatialLinesNetwork objects |
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rnet_get_nodes()
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Extract nodes from route network |
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rnet_overpass
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Example of overpass data showing problems for SpatialLinesNetwork objects |
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rnet_roundabout
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Example of roundabout data showing problems for SpatialLinesNetwork objects |
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route()
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Plan routes on the transport network |
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route_cyclestreet()
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Plan a single route with CycleStreets.net |
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route_dodgr()
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Route on local data using the dodgr package |
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route_graphhopper()
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Plan a route with the graphhopper routing engine |
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route_local()
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Plan a route with local data |
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route_nearest_point()
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Find nearest route to a given point |
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route_network
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spatial lines dataset representing a route network |
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route_split()
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Split route in two at point on or near network |
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route_split_id()
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Split route based on the id or coordinates of one of its vertices |
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route_transportapi_public()
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Plan a single route with TransportAPI.com |
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routes_fast
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spatial lines dataset of commuter flows on the travel network |
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routes_slow
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spatial lines dataset of commuter flows on the travel network |
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sfNetwork-class
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An S4 class representing a (typically) transport network |
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sln2points()
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Generate spatial points representing nodes on a SpatialLinesNetwork
or sfNetwork. |
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sln_add_node()
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Add node to spatial lines object |
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sln_clean_graph()
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Clean spatial network - return an sln with a single connected graph |
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sp_aggregate()
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Aggregate SpatialPolygonsDataFrame to new geometry. |
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stplanr-deprecated
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Deprecated functions in stplanr |
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stplanr-package
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stplanr: Sustainable Transport Planning with R |
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sum_network_links()
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Summarise links from shortest paths data |
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sum_network_routes()
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Summarise shortest path between nodes on network |
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summary(<SpatialLinesNetwork>)
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Print a summary of a SpatialLinesNetwork |
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summary(<sfNetwork>)
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Print a summary of a sfNetwork |
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toptail_buff()
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Clip the beginning and ends SpatialLines to the edge of SpatialPolygon borders |
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toptailgs()
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Clip the first and last n metres of SpatialLines |
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update_line_geometry()
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Update line geometry |
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weightfield() `weightfield<-`() `weightfield<-`()
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Get or set weight field in SpatialLinesNetwork |
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writeGeoJSON()
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Write to geojson easily |
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zones
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Spatial polygons of home locations for flow analysis. |
