sf v0.7-3


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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' for projection conversions and datum transformations.

Functions in sf

Name Description
gdal_utils Native interface to gdal utils
is_driver_can Check if a driver can perform an action
st_as_text Return Well-known Text representation of simple feature geometry or coordinate reference system
st_as_sfc Convert foreign geometry object to an sfc object
plot plot sf object
nc North Carolina SIDS data
st_coordinates retrieve coordinates in matrix form
geos_measures Compute geometric measurements
geos_query Dimension, simplicity, validity or is_empty queries on simple feature geometries
rawToHex Convert raw vector(s) into hexadecimal character string(s)
prefix_map Map prefix to driver
st_crop crop an sf object to a specific rectangle
st_precision Get precision
extension_map Map extension to driver
gdal functions to interact with gdal not meant to be called directly by users (but e.g. by stars::st_stars)
Ops S3 Ops Group Generic Functions for simple feature geometries
st_agr get or set relation_to_geometry attribute of an sf object
st_read Read simple features or layers from file or database
dbDataType,PostgreSQLConnection,sf-method Determine database type for R vector
reexports Objects exported from other packages
st_as_binary Convert sfc object to an WKB object
db_drivers Drivers for which update should be TRUE by default
bind Bind rows (features) of sf objects
as Methods to coerce simple features to Spatial* and Spatial*DataFrame objects
st_graticule Compute graticules and their parameters
st Create simple feature from a numeric vector, matrix or list
st_geometry Get, set, or replace geometry from an sf object
sgbp Methods for dealing with sparse geometry binary predicate lists
sf-deprecated Deprecated functions in sf
geos_binary_pred Geometric binary predicates on pairs of simple feature geometry sets
aggregate.sf aggregate an sf object
st_interpolate_aw Areal-weighted interpolation of polygon data
st_geometry_type Return geometry type of an object
st_jitter jitter geometries
st_join spatial left or inner join
st_layers List layers in a datasource
st_relate Compute DE9-IM relation between pairs of geometries, or match it to a given pattern
st_line_sample Sample points on a linear geometry
geos_unary Geometric unary operations on simple feature geometry sets
is_geometry_column Check if the columns could be of a coercable type for sf
st_transform Transform or convert coordinates of simple feature
merge.sf merge method for sf and data.frame object
st_viewport Create viewport from sf, sfc or sfg object
st_sample sample points on or in (sets of) spatial features
geos_combine Combine or union feature geometries
internal Internal functions
sf Create sf object
sf_extSoftVersion Provide the external dependencies versions of the libraries linked to sf
st_as_grob Convert sf* object to a grob
sf_project directly transform a set of coordinates
st_as_sf Convert foreign object to an sf object
st_cast_sfc_default Coerce geometry to MULTI* geometry
st_bbox Return bounding of a simple feature or simple feature set
st_collection_extract Given an object with geometries of type GEOMETRY or GEOMETRYCOLLECTION, return an object consisting only of elements of the specified type.
st_make_grid Create a regular tesselation over the bounding box of an sf or sfc object
sfc Create simple feature geometry list column
st_cast Cast geometry to another type: either simplify, or cast explicitly
st_crs Retrieve coordinate reference system from object
st_drivers Get GDAL drivers
st_is test equality between the geometry type and a class or set of classes
st_is_longlat Assert whether simple feature coordinates are longlat degrees
st_write Write simple features object to file or database
st_zm Drop or add Z and/or M dimensions from feature geometries
st_nearest_feature get index of nearest feature
st_nearest_points get nearest points between pairs of geometries
tibble Summarize simple feature type for tibble
stars functions only exported to be used internally by stars
summary.sfc Summarize simple feature column
st_normalize Normalize simple features
tidyverse Tidyverse methods for sf objects (remove .sf suffix!)
geos_binary_ops Geometric operations on pairs of simple feature geometry sets
is_driver_available Check if driver is available
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License GPL-2 | MIT + file LICENSE
URL https://github.com/r-spatial/sf/
BugReports https://github.com/r-spatial/sf/issues/
LinkingTo Rcpp
VignetteBuilder knitr
Encoding UTF-8
RoxygenNote 6.1.1
SystemRequirements C++11, GDAL (>= 2.0.1), GEOS (>= 3.4.0), PROJ (>= 4.8.0)
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' 'stars.R' 'crop.R' 'gdal_utils.R' 'nearest.R' 'normalize.R' 'deprecated.R'
NeedsCompilation yes
Packaged 2019-02-21 09:45:51 UTC; edzer
Repository CRAN
Date/Publication 2019-02-21 13:30:04 UTC

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