R Observatory
Search
install.packages("ceramic")
CRAN 30-day downloads, method
347−17% down on the 30 days before, the worse direction
Test coverage, method
3%of lines run by tests

Download imagery tiles to a standard cache and load the data into raster objects. Facilities for 'AWS' terrain <https://registry.opendata.aws/terrain-tiles/> terrain and 'Mapbox' <https://www.mapbox.com/> servers are provided.

Maintainer
Michael Sumner
Licence
GPL-3
Latest release
27 Feb 2024
First release
20 Jul 2019

Compare with another package

More details
Releases
4
Needs compilation
No
Needs R
>= 3.5.0
Config/testthat/edition
3
Language
en-US
LazyData
true
RoxygenNote
7.3.0
Subjects (1) Method, Subjects
Cite

Package

Run in R for the authors' preferred citation:

citation("ceramic")
APA
Sumner, M., McBain, M., & Raymond, B. (2024). ceramic: Download Online Imagery Tiles (Version 0.9.5) [Computer software]. https://doi.org/10.32614/CRAN.package.ceramic
About

This package has no citation file, so citation() returns this entry built from DESCRIPTION.

R Observatory

For a number measured here: a download total, a coverage figure, an archival date.

APA
Balamuta, J. J. (2026). R Observatory: Metrics for ceramic version 0.9.5 [Data set]. HJJB, LLC. Data release v2026-10-28. https://doi.org/10.5281/zenodo.21843040
About

From data release v2026-10-28, which the citation names so these numbers can be found later.

All 13 check platforms pass.

  • r-devel-linux-x86_64-debian-clang

    The unreleased R on Linux, x86_64, debian-clang

    OK

    Version checked
    0.9.5
    Time taken
    277 s
  • r-devel-linux-x86_64-debian-gcc

    The unreleased R on Linux, x86_64, debian-gcc

    OK

    Version checked
    0.9.5
    Time taken
    173 s
  • r-devel-linux-x86_64-fedora-clang

    The unreleased R on Linux, x86_64, fedora-clang

    OK

    Version checked
    0.9.5
    Time taken
    176 s
  • r-devel-linux-x86_64-fedora-gcc

    The unreleased R on Linux, x86_64, fedora-gcc

    OK

    Version checked
    0.9.5
    Time taken
    173 s
  • r-devel-windows-x86_64

    The unreleased R on Windows, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    239 s
  • r-oldrel-macos-arm64

    The previous release of R on macOS, arm64

    OK

    Version checked
    0.9.5
  • r-oldrel-macos-x86_64

    The previous release of R on macOS, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    182 s
  • r-oldrel-windows-x86_64

    The previous release of R on Windows, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    299 s
  • r-patched-linux-x86_64

    The patched release of R on Linux, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    256 s
  • r-release-linux-x86_64

    The current release of R on Linux, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    256 s
  • r-release-macos-arm64

    The current release of R on macOS, arm64

    OK

    Version checked
    0.9.5
    Time taken
    50 s
  • r-release-macos-x86_64

    The current release of R on macOS, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    203 s
  • r-release-windows-x86_64

    The current release of R on Windows, x86_64

    OK

    Version checked
    0.9.5
    Time taken
    222 s
  • 13 OK

Over time

No change since 5 Aug 2026

As a list (3)
ChangedWorst statusOKNotesWarningsErrors
5 Aug 2026OK13000
1 Aug 2026Note12100
10 Mar 2026OK14000

Since March 2026

Check results on CRAN

Total downloads in the last 30 days
396−10.8% down on the 30 days before, the worse directionIt is the sum of 3 channels: CRAN, r2u and autoCRAN.

CRAN rank

10,712 of 26,530

CRAN

347 downloads in the last 30 days

Rank
10,712 of 26,530
Change
−17% down on the 30 days before, the worse direction

It is in the total. Take it out

r2u

37 downloads in the last 30 days

Rank
3,600 of 30,526
Change
+236% up on the 30 days before, the better direction

It is in the total. Take it out

autoCRAN

12 downloads in the last 30 days

Rank
3,599 of 29,212
Change
−20% down on the 30 days before, the worse direction

It is in the total. Take it out

Over time

Compare downloads

Needs
18
Dependent packages
0
Suggested by
1
Needs (18)
Installing it adds
33 packages, 34.1 MB of source
Of those, need compilation
23
Optional extras (3)
Functions
55
Public exports
21
Lines of R code
1,341
Median complexity
2
Functions (55)
Size and composition

Lines by kind (2,225)

KindLinesShare
R code1,34160%
Tests23711%
Documentation64729%

Lines by language

LanguageLinesShare
R1,57871%
Rd64729%

Languages are counted from file extensions.

Files
55
R functions
55
Deprecated functions
4
Complexity
Median
2
Mean
3.8
Highest
31
Median lines per function
9
About complexity

Cyclomatic complexity counts the independent paths through a function: 1 is a straight line, higher is harder to test. R functions only.

Call graph figures
R functions
55
Calls
62
Unconnected
6
Groups
1
Growth (4 releases)
Total lines by release
1,728 on 20 Jul 20192,225 on 27 Feb 2024
Release changes

The tests ran and coverage was measured.

Lines run by tests
3.2%
Expressions run by tests
3.7%
Test cases
10
Exports named in tests
85.7%
Coverage by file (12)
Coverage run
Lines counted
502
Lines the tests ran
16
Tests passed
Yes
Measured with
covr 3.6.5 on R 4.6.1
Test suite
Has tests
Yes
Test frameworks
testthat
Test cases
10
Lines of tests
237
Test lines per line of code
0.18
Exports documented
100%
Arguments documented
100%
Return value documented
100%
Help pages with examples
75%
Examples run in checks
100%
Other documentation
README
Yes, 424 words
Release notes file
Yes
Help pages
12
Lines of documentation
647

3 datasets, 1 can be loaded by name

DatasetSizeColumns
citiesCities locationsalso in 1 other package43,645 × 6name, country.etc, pop, lat, long, capital
merc_world244 × 49ScaleRank, LabelRank, FeatureCla, SOVEREIGNT, SOV_A3, ADM0_DIF and 43 more
ozdatalength 2

hypertidy / ceramic on github.com

Stars
95no change on 30 days ago
Forks
6
Open issues
2
Last commit
27 Feb 2024
Activity
Commits
225
Open pull requests
0
Tagged releases
0
Latest tagged release
–
Issues closed in
318 days (median)
Pull requests closed in
0 days (median)
Pull requests merged
100%
Created
7 Nov 2018
Licence file reads as
–
Development practices (9)
KindFound
Continuous integrationGitHub Actions, R CMD check workflow
The R CMD check workflow runs on Linux, macOS and Windows, and on R-devel
Governance and communityCode of conduct
Docs sourceREADME.Rmd
GitHub Pages site last deployed 2024-02-27
The repository has a site deploy workflow
Reproducibility and dev environmentdata-raw/
CRAN release processcran-comments.md
Lint, format, editorRStudio project

Method, repository practices

Across hypertidy

R releases
  • On CRAN
  • Release
VersionReleasedR
0.9.5 current27 Feb 20244.3.2
0.9.022 Jan 20244.3.2
0.8.022 Apr 20234.3.0
0.6.020 Jul 20193.6.1
Release notes (0.9.5)
  • Patch for CRAN when mapbox not available.
  • Add zero block code for 401 error (think that means we have no valid key, but manifests as cache problem).