Package: h3jsr 1.3.1

h3jsr: Access Uber's H3 Library

Provides access to Uber's H3 library for geospatial indexing via its JavaScript transpile 'h3-js' <https://github.com/uber/h3-js> and 'V8' <https://github.com/jeroen/v8>.

Authors:Lauren O'Brien [aut, cre]

h3jsr_1.3.1.tar.gz
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manual.pdf |manual.html✨
DESCRIPTION |NEWS
card.svg |card.png
h3jsr/json (API)

# Install 'h3jsr' in R:

install.packages('h3jsr', repos = c('https://obrl-soil.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/obrl-soil/h3jsr/issues

Pkgdown/docs site:https://obrl-soil.github.io

Datasets:

h3_info_table - H3 index utility information table

On CRAN:

discrete-global-grids h3 spatial-indexing

9.07 score 72 stars 10 packages 252 scripts 1.4k downloads 52 exports 40 dependencies

Last updated from:ac2c2fdcf1. Checks:9 OK. Indexed: yes.

Target	Result	Time
linux-devel-x86_64	OK	159
source / vignettes	OK	211
linux-release-x86_64	OK	161
macos-release-arm64	OK	123
macos-oldrel-arm64	OK	115
windows-devel	OK	115
windows-release	OK	107
windows-oldrel	OK	91
wasm-release	OK	171

Exports:are_neighbours cell_area cell_to_childpos cell_to_children_size cell_to_line cell_to_point cell_to_polygon cell_to_splitlong cells_to_multipolygon childpos_to_cell compact degs_to_rads edge_length get_base_cell get_cell_vertex get_cell_vertexes get_centerchild get_children get_disk get_disk_list get_faces get_gcdist get_local_cell get_local_ij get_parent get_pentagons get_res get_res0 get_ring get_uddest get_udedge get_udedges get_udends get_udorigin grid_distance grid_path is_pentagon is_rc3 is_valid is_valid_edge is_valid_vertex num_cells point_to_cell polygon_to_cells rads_to_degs res_area res_cendist res_length splitlong_to_cell udedge_to_line uncompact vertex_to_point

Dependencies:class classInt cli cpp11 curl DBI dplyr e1071 generics geojsonsf geometries glue jsonify jsonlite KernSmooth lifecycle magrittr MASS pillar pkgconfig proxy purrr R6 rapidjsonr Rcpp rlang s2 sf sfheaders stringi stringr tibble tidyr tidyselect units utf8 V8 vctrs withr wk

Introduction to h3jsr

Rendered fromintro-to-h3jsr.Rmdusingknitr::rmarkdown

Last update: 2022-09-26
Started: 2018-07-22

Citation

Development and contributors

Readme and manuals

Help Manual

Help page	Topics
h3jsr: Access Uber's H3 library	h3jsr-package h3jsr
check if H3 cells are neighbours	are_neighbours
Get exact cell area	cell_area
Cell to Child position	cell_to_childpos
Cell to children size	cell_to_children_size
Convert H3 cell indexes to a line	cell_to_line cell_to_line.character cell_to_line.data.frame cell_to_line.list
Convert H3 cell index to point location	cell_to_point
Get the boundary of an H3 cell index	cell_to_polygon
H3 cell to split long	cell_to_splitlong
Get geometry for a set of H3 cells	cells_to_multipolygon
Child position to cell	childpos_to_cell
Compact H3 cells	compact
Convert degrees to radians	degs_to_rads
Get exact cell edge length	edge_length
get the base cell of an H3 cell index	get_base_cell
Get a vertex index	get_cell_vertex
Get all vertex indexes	get_cell_vertexes
get central child H3 cell index	get_centerchild
get child H3 cell indices	get_children
Get nearby H3 cell indices	get_disk
Get nearby H3 cell indexes separated by distance	get_disk_list
get the icosahedron faces of an H3 cell index	get_faces
Great circle distance	get_gcdist
Get H3 cell from local i, j coordinates	get_local_cell
Get local i, j coordinates	get_local_ij
get parent H3 cell index	get_parent
get the pentagon indices for an H3 resolution	get_pentagons
get the resolution of an H3 cell index	get_res
Get resolution 0 indexes	get_res0
Get a ring of H3 cell indexes	get_ring
Get destination cell from directed edge	get_uddest
Get a unidirectional edge index	get_udedge
Get all directed edge indexes for a given H3 cell	get_udedges
Get origin and destination indexes of directed edge	get_udends
Get origin cell index from directed edge	get_udorigin
Grid distance between H3 cells	grid_distance
Path between H3 cells	grid_path
H3 index utility information table	h3_info_table
check if H3 cell index is a pentagon	is_pentagon
check if H3 cell index is in a Class III resolution	is_rc3
check H3 cell index	is_valid
Check H3 unidirectional edge index	is_valid_edge
check H3 cell index	is_valid_vertex
Get total H3 cells	num_cells
Convert point location to H3 cell index	point_to_cell
Get H3 cell index within a polygon	polygon_to_cells
Convert radians to degrees	rads_to_degs
Get average cell area	res_area
Get average distance between H3 cell centers	res_cendist
Get average cell edge length	res_length
Split long to H3 cell	splitlong_to_cell
Get the geometry of an H3 edge	udedge_to_line
Uncompact H3 cell indices	uncompact
Convert H3 cell vertex index to point location	vertex_to_point