{
  "_id": "6ad203fefdc1a00814f1ebd0",
  "Package": "gaplightr",
  "Title": "Gap Light Analysis of Virtual and Real Fisheye Photography",
  "Version": "0.0.0.9000",
  "Authors@R": "c(person(\"Gord\", \"Frazer\", email = \"gordonwfrazer@gmail.com\", role = \"aut\", comment = \"Conceptualization and original code\"),\nperson(\"Sam\", \"Albers\", email = \"sam.albers@hakai.org\", role = c(\"aut\", \"cre\")),\nperson(\"Tula Foundation\", , role = c(\"fnd\", \"cph\")),\nperson(\"Fisheries and Oceans Canada\", , role = \"fnd\"),\nperson(\"Province of British Columbia\", , role = \"fnd\"),\nperson(\"Nanwakolas Council\", , role = \"fnd\"))",
  "Description": "Analyzes forest canopy gap light transmission using LiDAR\npoint cloud data and hemispherical photography. Provides tools\nfor processing LiDAR data, computing horizon angles, and\ncalculating gap light metrics.",
  "License": "MIT + file LICENSE",
  "Encoding": "UTF-8",
  "Roxygen": "list(markdown = TRUE)",
  "RoxygenNote": "7.3.3",
  "VignetteBuilder": "knitr",
  "Config/testthat/edition": "3",
  "URL": "https://hakaiinstitute.github.io/gaplightr/,\nhttps://github.com/HakaiInstitute/gaplightr",
  "BugReports": "https://github.com/HakaiInstitute/gaplightr/issues",
  "Config/pak/sysreqs": "libabsl-dev cmake libfftw3-dev libfreetype6-dev\nlibgdal-dev gdal-bin libgeos-dev libglpk-dev libglu1-mesa-dev\nmake texlive libicu-dev libjpeg-dev libpng-dev libtiff-dev\nlibuv1-dev libxml2-dev libgl1-mesa-dev libssl-dev libproj-dev\nlibsqlite3-dev libudunits2-dev libx11-dev zlib1g-dev",
  "Repository": "https://hakaiinstitute.r-universe.dev",
  "Date/Publication": "2026-05-28 21:31:56 UTC",
  "RemoteUrl": "https://github.com/HakaiInstitute/gaplightr",
  "RemoteRef": "HEAD",
  "RemoteSha": "275a40391a18fa14e10574d12fd7da7084163df5",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-10-16 10:55:13 UTC",
    "User": "root"
  },
  "Author": "Gord Frazer [aut] (Conceptualization and original code),\nSam Albers [aut, cre],\nTula Foundation [fnd, cph],\nFisheries and Oceans Canada [fnd],\nProvince of British Columbia [fnd],\nNanwakolas Council [fnd]",
  "Maintainer": "Sam Albers <sam.albers@hakai.org>",
  "_user": "hakaiinstitute",
  "_type": "src",
  "_file": "gaplightr_0.0.0.9000.tar.gz",
  "_fileid": "https://r2.ropensci.org/079cc12866692998afeb6d4b12cc0a5e83b91139f53a4fe3feb0eddaac3cbb25",
  "_filesize": 9280396,
  "_sha256": "079cc12866692998afeb6d4b12cc0a5e83b91139f53a4fe3feb0eddaac3cbb25",
  "_expires": "2027-01-24T11:01:15.000Z",
  "_created": "2026-10-16T10:55:13.000Z",
  "_published": "2026-10-16T11:01:18.365Z",
  "_buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696",
  "_status": "success",
  "_host": "GitHub-Actions",
  "_jobs": [
    {
      "job": 116938279343,
      "time": 319,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "12041238169"
    },
    {
      "job": 116938279302,
      "time": 281,
      "config": "linux-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12041896194"
    },
    {
      "job": 116938279437,
      "time": 183,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "12040934845"
    },
    {
      "job": 116938279452,
      "time": 206,
      "config": "macos-release-arm64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12041168725"
    },
    {
      "job": 116936546991,
      "time": 289,
      "config": "source",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12042315015"
    },
    {
      "job": 116938279409,
      "time": 195,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "12042160530"
    },
    {
      "job": 116938279549,
      "time": 149,
      "config": "windows-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "12042010606"
    },
    {
      "job": 116938279360,
      "time": 188,
      "config": "windows-oldrel-x86_64",
      "r": "4.5.3",
      "check": "OK",
      "artifact": "12041402721"
    },
    {
      "job": 116938279622,
      "time": 214,
      "config": "windows-release-x86_64",
      "r": "4.6.1",
      "check": "OK",
      "artifact": "12041970983"
    }
  ],
  "_upstream": "https://github.com/HakaiInstitute/gaplightr",
  "_commit": {
    "id": "275a40391a18fa14e10574d12fd7da7084163df5",
    "author": "Sam Albers <sam.albers@hakai.org>",
    "committer": "GitHub <noreply@github.com>",
    "message": "Lint (#91)\n\n* seq_along\n\n* using test that properly\n\n* drop unused functions\n\n* double &\n\n* add some docs\n\n* add citation file",
    "time": 1780003916
  },
  "_maintainer": {
    "name": "Sam Albers",
    "email": "sam.albers@hakai.org",
    "login": "boshek",
    "bluesky": "@bigbadsam.bsky.social",
    "linkedin": "in/sam-albers",
    "description": "Just trying to bring people together",
    "uuid": 18472598
  },
  "_distro": "resolute",
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 4.2.0",
      "role": "Depends"
    },
    {
      "package": "lidR",
      "role": "Imports"
    },
    {
      "package": "plotrix",
      "role": "Imports"
    },
    {
      "package": "imager",
      "role": "Imports"
    },
    {
      "package": "terra",
      "role": "Imports"
    },
    {
      "package": "sf",
      "role": "Imports"
    },
    {
      "package": "future.apply",
      "role": "Imports"
    },
    {
      "package": "testthat",
      "version": ">= 3.0.0",
      "role": "Suggests"
    },
    {
      "package": "withr",
      "role": "Suggests"
    },
    {
      "package": "devtools",
      "role": "Suggests"
    },
    {
      "package": "future",
      "role": "Suggests"
    },
    {
      "package": "knitr",
      "role": "Suggests"
    },
    {
      "package": "rmarkdown",
      "role": "Suggests"
    }
  ],
  "_owner": "hakaiinstitute",
  "_selfowned": true,
  "_usedby": 0,
  "_updates": [
    {
      "week": "2025-49",
      "n": 12
    },
    {
      "week": "2025-50",
      "n": 1
    },
    {
      "week": "2025-51",
      "n": 3
    },
    {
      "week": "2026-03",
      "n": 2
    },
    {
      "week": "2026-04",
      "n": 9
    },
    {
      "week": "2026-06",
      "n": 1
    },
    {
      "week": "2026-08",
      "n": 1
    },
    {
      "week": "2026-10",
      "n": 3
    },
    {
      "week": "2026-11",
      "n": 2
    },
    {
      "week": "2026-12",
      "n": 8
    },
    {
      "week": "2026-13",
      "n": 11
    },
    {
      "week": "2026-15",
      "n": 2
    },
    {
      "week": "2026-17",
      "n": 3
    },
    {
      "week": "2026-18",
      "n": 1
    },
    {
      "week": "2026-22",
      "n": 1
    }
  ],
  "_tags": [],
  "_stars": 0,
  "_contributors": [
    {
      "user": "boshek",
      "count": 127,
      "uuid": 18472598
    }
  ],
  "_userbio": {
    "uuid": 22079191,
    "type": "organization",
    "name": "Hakai Institute",
    "followers": 48,
    "description": "The Hakai Institute is a scientific research institution that advances long-term research at remote locations on the coastal margin of British Columbia, Canada."
  },
  "_downloads": {
    "count": 0,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/gaplightr"
  },
  "_devurl": "https://github.com/hakaiinstitute/gaplightr",
  "_pkgdown": "https://hakaiinstitute.github.io/gaplightr/",
  "_searchresults": 3,
  "_rbuild": "4.6.1",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/gaplightr.html",
    "extra/manual.pdf",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "extra/readme.html",
    "extra/readme.md",
    "LICENSE"
  ],
  "_cranurl": false,
  "_exports": [
    "gla_create_fisheye_photos",
    "gla_create_virtual_plots",
    "gla_extract_gap_fraction",
    "gla_extract_horizons",
    "gla_lens_sigma_8mm",
    "gla_load_points",
    "gla_process_fisheye_photos"
  ],
  "_help": [
    {
      "page": "gla_create_fisheye_photos",
      "title": "Create fisheye photos for multiple points",
      "topics": [
        "gla_create_fisheye_photos"
      ]
    },
    {
      "page": "gla_create_virtual_plots",
      "title": "Create virtual plots from LiDAR data",
      "topics": [
        "gla_create_virtual_plots"
      ]
    },
    {
      "page": "gla_extract_gap_fraction",
      "title": "Extract gap fraction from fisheye image",
      "topics": [
        "gla_extract_gap_fraction"
      ]
    },
    {
      "page": "gla_extract_horizons",
      "title": "Extract horizon masks for multiple points",
      "topics": [
        "gla_extract_horizons"
      ]
    },
    {
      "page": "gla_lens_sigma_8mm",
      "title": "Get Sigma 8mm f/3.5 EX DG lens radial calibration",
      "topics": [
        "gla_lens_sigma_8mm"
      ]
    },
    {
      "page": "gla_load_points",
      "title": "Load and validate observation points against a DEM",
      "topics": [
        "gla_load_points"
      ]
    },
    {
      "page": "gla_process_fisheye_photos",
      "title": "Process fisheye photos for solar radiation analysis",
      "topics": [
        "gla_process_fisheye_photos"
      ]
    }
  ],
  "_pkglogo": "https://github.com/HakaiInstitute/gaplightr/raw/HEAD/man/figures/logo.png",
  "_readme": "https://github.com/HakaiInstitute/gaplightr/raw/HEAD/README.md",
  "_rundeps": [
    "abind",
    "base64enc",
    "BH",
    "bmp",
    "bslib",
    "cachem",
    "class",
    "classInt",
    "cli",
    "codetools",
    "cpp11",
    "data.table",
    "DBI",
    "digest",
    "downloader",
    "e1071",
    "evaluate",
    "fastmap",
    "fontawesome",
    "fs",
    "future",
    "future.apply",
    "globals",
    "glue",
    "highr",
    "htmltools",
    "htmlwidgets",
    "igraph",
    "imager",
    "jpeg",
    "jquerylib",
    "jsonlite",
    "KernSmooth",
    "knitr",
    "lattice",
    "lazyeval",
    "lidR",
    "lifecycle",
    "listenv",
    "magrittr",
    "Matrix",
    "memoise",
    "mime",
    "parallelly",
    "pkgconfig",
    "plotrix",
    "png",
    "proxy",
    "purrr",
    "R6",
    "rappdirs",
    "Rcpp",
    "RcppArmadillo",
    "readbitmap",
    "rgl",
    "rlang",
    "rlas",
    "rmarkdown",
    "s2",
    "sass",
    "sf",
    "stars",
    "stringi",
    "stringr",
    "terra",
    "tiff",
    "tinytex",
    "units",
    "vctrs",
    "wk",
    "xfun",
    "yaml"
  ],
  "_vignettes": [
    {
      "source": "real-photo-workflow.Rmd",
      "filename": "real-photo-workflow.html",
      "title": "Analysing a Real Fisheye Photo",
      "engine": "knitr::rmarkdown",
      "headings": [
        "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"
      ],
      "created": "2026-03-17 22:14:18",
      "modified": "2026-03-23 16:49:48",
      "commits": 2
    },
    {
      "source": "faq.Rmd",
      "filename": "faq.html",
      "title": "FAQ",
      "engine": "knitr::rmarkdown",
      "headings": [
        "Q: Does gaplightr estimate LAI like GLA does?",
        "Q: How is the Light Penetration Index (LPI) calculated, and does GLA provide it?"
      ],
      "created": "2026-04-10 17:30:52",
      "modified": "2026-04-10 17:30:52",
      "commits": 1
    },
    {
      "source": "introduction.Rmd",
      "filename": "introduction.html",
      "title": "Introduction to gaplightr",
      "engine": "knitr::rmarkdown",
      "headings": [
        "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"
      ],
      "created": "2026-03-17 16:27:25",
      "modified": "2026-04-21 22:01:06",
      "commits": 5
    }
  ],
  "_score": 4.352182518111363,
  "_indexed": true,
  "_nocasepkg": "gaplightr",
  "_universes": [
    "hakaiinstitute",
    "boshek"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:59:12.000Z",
      "distro": "resolute",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/2ff48b67dc7664fdfa6dccb6ce614792d260e78fc13ab3e179f863d2bae44dd3",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.6.1",
      "os": "linux",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:58:41.000Z",
      "distro": "resolute",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/b9a1eec5e4b850343d1077e441ddbf780adb99b2f13a67ca6f6ced6ef2dd7257",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:57:19.000Z",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/e96cbd6dd6b2daa41e662e8dee1eb4cb7b5ca9fe2cebbc6a88929798c21bc2aa",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.6.1",
      "os": "mac",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:57:38.000Z",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/d5a95f4bcb2df24cf0a790ecf3493786d4b232b89485caaa9c9e323d6f26eb7c",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:58:44.000Z",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/915429dfaa5dce7de539823a67e3f4d6cf78ac99ab501b7a184aee34935b36e3",
      "status": "success",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:56:31.000Z",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/5e52d2b3dd2bb0a8b46ec2bc0b2fe718b8c1c651e5d5d87b46d9f7ae4330d6af",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:56:51.000Z",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/85fef199eb985dd31f6c89c1bd11f9dd214ad94e17c035e7ca137c2d60cc76af",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    },
    {
      "r": "4.6.1",
      "os": "win",
      "version": "0.0.0.9000",
      "date": "2026-10-16T10:57:20.000Z",
      "commit": "275a40391a18fa14e10574d12fd7da7084163df5",
      "fileid": "https://r2.ropensci.org/2cfa1b7394da2f69be13a2550ecfb2df881a9b10e9f08f918b98c2a3ee68bb59",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hakaiinstitute/actions/runs/38889859696"
    }
  ]
}