Package: gaplightr 0.0.0.9000

Sam Albers

gaplightr: Gap Light Analysis of Virtual and Real Fisheye Photography

Analyzes forest canopy gap light transmission using LiDAR point cloud data and hemispherical photography. Provides tools for processing LiDAR data, computing horizon angles, and calculating gap light metrics.

Authors:Gord Frazer [aut], Sam Albers [aut, cre], Tula Foundation [fnd, cph], Fisheries and Oceans Canada [fnd], Province of British Columbia [fnd], Nanwakolas Council [fnd]

gaplightr_0.0.0.9000.tar.gz
gaplightr_0.0.0.9000.zip(r-4.7-any)gaplightr_0.0.0.9000.zip(r-4.6-any)gaplightr_0.0.0.9000.zip(r-4.5-any)
gaplightr_0.0.0.9000.tgz(r-4.6-any)gaplightr_0.0.0.9000.tgz(r-4.5-any)
gaplightr_0.0.0.9000.tar.gz(r-4.7-any)gaplightr_0.0.0.9000.tar.gz(r-4.6-any)
gaplightr_0.0.0.9000.tgz(r-4.6-emscripten)
manual.pdf |manual.html✨
DESCRIPTION |NEWS
card.svg |card.png
gaplightr/json (API)

# Install 'gaplightr' in R:
install.packages('gaplightr', repos = c('https://hakaiinstitute.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/hakaiinstitute/gaplightr/issues

Pkgdown/docs site:https://hakaiinstitute.github.io

On CRAN:

Conda:

4.35 score 3 scripts 7 exports 72 dependencies

Last updated from:275a40391a. Checks:9 OK. Indexed: yes.

TargetResultTimeFilesSyslog
linux-develOK275
source / vignettesOK273
linux-releaseOK273
macos-releaseOK454
macos-oldrelOK179
windows-develOK200
windows-releaseOK203
windows-oldrelOK225
wasm-releaseOK203

Exports:gla_create_fisheye_photosgla_create_virtual_plotsgla_extract_gap_fractiongla_extract_horizonsgla_lens_sigma_8mmgla_load_pointsgla_process_fisheye_photos

Dependencies:abindbase64encBHbmpbslibcachemclassclassIntclicodetoolscpp11data.tableDBIdigestdownloadere1071evaluatefastmapfontawesomefsfuturefuture.applyglobalsgluehighrhtmltoolshtmlwidgetsigraphimagerjpegjquerylibjsonliteKernSmoothknitrlatticelazyevallidRlifecyclelistenvmagrittrMatrixmemoisemimeparallellypkgconfigplotrixpngproxypurrrR6rappdirsRcppRcppArmadilloreadbitmaprglrlangrlasrmarkdowns2sasssfstarsstringistringrterratifftinytexunitsvctrswkxfunyaml

Introduction to gaplightr
Introduction | Inputs | Step 1: Load points | Step 2: Create virtual plots | Step 3: Extract horizons | Step 4: Create fisheye photos | Step 5: Process for solar radiation | Graphical parameter calibration | Next steps
Rendered fromintroduction.Rmdusingknitr::rmarkdown

Last update: 2026-04-21
Started: 2026-03-17

FAQ
Q: Does gaplightr estimate LAI like GLA does? | Q: How is the Light Penetration Index (LPI) calculated, and does GLA provide it?
Rendered fromfaq.Rmdusingknitr::rmarkdown

Last update: 2026-04-10
Started: 2026-04-10

Analysing a Real Fisheye Photo
Introduction | Step 1: Load the raw photo | Step 2: Preprocess the photo | Step 3: Load a point location | Step 4: Inspect gap fractions | Step 5: Compute solar irradiance | Next steps
Rendered fromreal-photo-workflow.Rmdusingknitr::rmarkdown

Last update: 2026-03-23
Started: 2026-03-17