Clip the beginning and ends SpatialLines to the edge of SpatialPolygon borders
Takes lines and removes the start and end point, to a distance determined by the nearest polygon border.
toptail_buff(l, buff, ...)
l |
An sf LINESTRING object |
buff |
An sf POLYGON object to act as the buffer |
... |
Arguments passed to rgeos::gBuffer() |
Other lines:
angle_diff(),
geo_toptail(),
is_linepoint(),
line2df(),
line2points(),
line_bearing(),
line_breakup(),
line_match(),
line_midpoint(),
line_sample(),
line_segment(),
line_via(),
mats2line(),
n_sample_length(),
n_vertices(),
onewaygeo(),
points2line(),
toptailgs(),
update_line_geometry()
l <- routes_fast_sf buff <- zones_sf r_toptail <- toptail_buff(l, buff) nrow(l) nrow(r_toptail) plot(zones_sf$geometry) plot(l$geometry, add = TRUE) plot(r_toptail$geometry, lwd = 5, add = TRUE)
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