sf v0.6-0
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Simple Features for R
Support for simple features, a standardized way to encode spatial vector data. Binds
to GDAL for reading and writing data, to GEOS for geometrical operations, and to Proj.4 for projection
conversions and datum transformations.
Functions in sf
Name | Description | |
dplyr | Dplyr verb methods for sf objects | |
extension_map | Map extension to driver | |
st_coordinates | retrieve coordinates in matrix form | |
st_crs | Retrieve coordinate reference system from object | |
st_drivers | Get GDAL drivers | |
st_geometry | Get, set, or replace geometry from an sf object | |
st_write | Write simple features object to file or database | |
st_zm | Drop or add Z and/or M dimensions from feature geometries | |
plot | Plot sf object | |
prefix_map | Map prefix to driver | |
Ops.sfg | S3 Ops Group Generic Functions (multiply and add/subtract) for affine transformation | |
aggregate.sf | aggregate an sf object | |
st_is | test equality between the geometry type and a class or set of classes | |
st_sample | sample points on or in (sets of) spatial features | |
st_agr | get or set relation_to_geometry attribute of an sf object | |
st_as_binary | Convert sfc object to an WKB object | |
bgMap | This is data included in sf | |
st_relate | Compute DE9-IM relation between pairs of geometries, or match it to a given pattern | |
bind | Bind rows (features) of sf objects | |
rawToHex | Convert raw vector(s) into hexadecimal character string(s) | |
geos_query | Dimension, simplicity, validity or is_empty queries on simple feature geometries | |
reexports | Objects exported from other packages | |
st_as_sfc | Convert foreign geometry object to an sfc object | |
st_as_text | Return Well-known Text representation of simple feature geometry or coordinate reference system | |
st_interpolate_aw | Areal-weighted interpolation of polygon data | |
geos_unary | Geometric unary operations on simple feature geometry sets | |
sf_project | directly transform a set of coordinates | |
sfc | Create simple feature geometry list column | |
st_bbox | Return bounding of a simple feature or simple feature set | |
st_cast | Cast geometry to another type: either simplify, or cast explicitly | |
st_geometry_type | Return geometry type of an object | |
st_graticule | Compute graticules and their parameters | |
st_line_sample | Sample points on a linear geometry | |
st_make_grid | Make a rectangular grid over the bounding box of a sf or sfc object | |
summary.sfc | Summarize simple feature column | |
tibble | Summarize simple feature type for tibble | |
st_layers | List layers in a datasource | |
is_driver_can | Check if a driver can perform an action | |
merge.sf | merge method for sf and data.frame object | |
sgbp | Methods for dealing with sparse geometry binary predicate lists | |
st | Create simple feature from a numeric vector, matrix or list | |
st_join | spatial left or inner join | |
internal | Internal functions | |
is_driver_available | Check if driver is available | |
st_transform | Transform or convert coordinates of simple feature | |
st_viewport | Create viewport from sf, sfc or sfg object | |
as | Methods to coerce simple feature geometries to corresponding Spatial* objects | |
db_drivers | Drivers for which update should be TRUE by default | |
sf | Create sf object | |
sf_extSoftVersion | Provide the external dependencies versions of the libraries linked to sf | |
st_precision | Get precision | |
st_read | Read simple features or layers from file or database | |
st_cast_sfc_default | Coerce geometry to MULTI* geometry | |
st_collection_extract | Given an object with geometries of type GEOMETRY or GEOMETRYCOLLECTION, return an object consisting only of elements of the specified type. | |
geos_binary_ops | Geometric operations on pairs of simple feature geometry sets | |
geos_binary_pred | Geometric binary predicates on pairs of simple feature geometry sets | |
geos_combine | Combine or union feature geometries | |
geos_measures | Compute geometric measurements | |
st_as_grob | Convert sf* object to a grob | |
st_as_sf | Convert foreign object to an sf object | |
st_is_longlat | Assert whether simple feature coordinates are longlat degrees | |
st_jitter | jitter geometries | |
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Vignettes of sf
Name | ||
sf.fig | ||
sf1.Rmd | ||
sf2.Rmd | ||
sf2.png | ||
sf3.Rmd | ||
sf4.Rmd | ||
sf5.Rmd | ||
sf6.Rmd | ||
sf_xfig.png | ||
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Details
LinkingTo | Rcpp |
VignetteBuilder | knitr |
SystemRequirements | GDAL (>= 2.0.0), GEOS (>= 3.3.0), PROJ.4 (>= 4.8.0) |
License | GPL-2 | MIT + file LICENSE |
URL | https://github.com/r-spatial/sf/ |
BugReports | https://github.com/r-spatial/sf/issues/ |
Collate | RcppExports.R init.R crs.R bbox.R read.R db.R sfc.R sfg.R sf.R bind.R wkb.R wkt.R plot.R geom.R transform.R sp.R grid.R arith.R tidyverse.R cast_sfg.R cast_sfc.R graticule.R datasets.R aggregate.R agr.R maps.R join.R sample.R valid.R collection_extract.R jitter.R sgbp.R spatstat.R |
RoxygenNote | 6.0.1 |
NeedsCompilation | yes |
Packaged | 2018-01-05 13:41:19 UTC; edzer |
Repository | CRAN |
Date/Publication | 2018-01-06 22:39:39 UTC |
imports | classInt , DBI (>= 0.5) , graphics , grDevices , grid , magrittr , pillar , Rcpp , stats , tools , units (>= 0.4-6) , utils |
suggests | covr , dplyr (>= 0.7-0) , ggplot2 , knitr , lwgeom (>= 0.1-2) , maps , maptools , mapview , microbenchmark , raster , rgdal , rgeos , rlang , rmarkdown , RPostgreSQL , RSQLite , sp (>= 1.2-4) , spatstat , testthat , tibble (>= 1.4.1) , tidyr (>= 0.7-2) , tidyselect , tmap |
depends | methods , R (>= 3.3.0) |
Contributors | Tim Keitt, Jeroen Ooms, Hadley Wickham, Roger Bivand, Michael Sumner, Robin Lovelace, Ian Cook, Etienne Racine |
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