stplanr (version 0.9.0)

islines: Do the intersections between two geometries create lines?

Description

This is a function required in overline(). It identifies whether sets of lines overlap (beyond shared points) or not.

Usage

islines(g1, g2)

Arguments

g1

A spatial object

g2

A spatial object

See Also

Other rnet: SpatialLinesNetwork, calc_catchment_sum(), calc_catchment(), calc_moving_catchment(), calc_network_catchment(), find_network_nodes(), gsection(), lineLabels(), overline_spatial(), overline(), plot,SpatialLinesNetwork,ANY-method, plot,sfNetwork,ANY-method, rnet_breakup_vertices(), rnet_group(), sln2points(), sum_network_links(), sum_network_routes()

Examples

# NOT RUN {
rnet <- overline(routes_fast[c(2, 3, 22), ], attrib = "length")
plot(rnet)
lines(routes_fast[22, ], col = "red") # line without overlaps
islines(routes_fast[2, ], routes_fast[3, ])
islines(routes_fast[2, ], routes_fast[22, ])
# sf implementation
islines(routes_fast_sf[2, ], routes_fast_sf[3, ])
islines(routes_fast_sf[2, ], routes_fast_sf[22, ])
# }