Add Bentley-Ottman Algorithm

.github/workflows/CI.yml

@@ -16,23 +16,26 @@ env:
   JULIA_NUM_THREADS: 2
 jobs:
   test:
-    name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
+    name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ matrix.float }} - ${{ github.event_name }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         version:
-          - '1.9'
+          - 'lts'
           - '1'
         os:
           - ubuntu-latest
           - macos-latest
           - windows-latest
         arch:
           - x64
+        float:
+          - Float32
+          - Float64
     steps:
       - uses: actions/checkout@v4
-      - uses: julia-actions/setup-julia@v1
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
@@ -48,8 +51,10 @@ jobs:
             ${{ runner.os }}-
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
+        env:
+          FLOAT_TYPE: ${{ matrix.float }}
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v4
+      - uses: codecov/codecov-action@v5
         with:
           file: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}
@@ -58,7 +63,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: julia-actions/setup-julia@v1
+      - uses: julia-actions/setup-julia@v2
         with:
           version: '1'
       - run: |

.github/workflows/FormatPR.yml

@@ -1,28 +1,11 @@
-name: FormatPR
+name: Format suggestions
 on:
-  push:
-    branches:
-      - master
+  pull_request
+
 jobs:
-  build:
+  code-style:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - name: Install JuliaFormatter and format
-        run: |
-          julia -e 'import Pkg; Pkg.add("JuliaFormatter")'
-          julia -e 'using JuliaFormatter; format(".")'
-      - name: Create Pull Request
-        id: cpr
-        uses: peter-evans/create-pull-request@v6
+      - uses: julia-actions/julia-format@v3
         with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          commit-message: ":robot: Format .jl files"
-          title: '[AUTO] JuliaFormatter.jl run'
-          branch: auto-juliaformatter-pr
-          delete-branch: true
-          labels: formatting, automated pr, no changelog
-      - name: Check outputs
-        run: |
-          echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
-          echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"
+          version: '1' # Set `version` to '1.0.54' if you need to use JuliaFormatter.jl v1.0.54 (default: '1')

.gitignore

@@ -8,4 +8,3 @@ Manifest.toml
 docs/build
 /.benchmarkci
 /benchmark/*.json
-docs/src/assets/themes/

Project.toml

@@ -1,42 +1,50 @@
 name = "Meshes"
 uuid = "eacbb407-ea5a-433e-ab97-5258b1ca43fa"
 authors = ["Júlio Hoffimann and contributors"]
-version = "0.40.12"
+version = "0.52.6"
 
 [deps]
 Bessels = "0e736298-9ec6-45e8-9647-e4fc86a2fe38"
 CircularArrays = "7a955b69-7140-5f4e-a0ed-f168c5e2e749"
+Colorfy = "03fe91ce-8ec6-4610-8e8d-e7491ccca690"
+CoordRefSystems = "b46f11dc-f210-4604-bfba-323c1ec968cb"
+DelaunayTriangulation = "927a84f5-c5f4-47a5-9785-b46e178433df"
 Distances = "b4f34e82-e78d-54a5-968a-f98e89d6e8f7"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 NearestNeighbors = "b8a86587-4115-5ab1-83bc-aa920d37bbce"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Rotations = "6038ab10-8711-5258-84ad-4b1120ba62dc"
+ScopedValues = "7e506255-f358-4e82-b7e4-beb19740aa63"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
-Transducers = "28d57a85-8fef-5791-bfe6-a80928e7c999"
+TiledIteration = "06e1c1a7-607b-532d-9fad-de7d9aa2abac"
 TransformsBase = "28dd2a49-a57a-4bfb-84ca-1a49db9b96b8"
 Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
 
-[weakdeps]
-Makie = "ee78f7c6-11fb-53f2-987a-cfe4a2b5a57a"
-
-[extensions]
-MeshesMakieExt = "Makie"
-
 [compat]
 Bessels = "0.2"
 CircularArrays = "1.3"
+Colorfy = "1.0"
+CoordRefSystems = "0.15"
+DelaunayTriangulation = "1.0"
 Distances = "0.10"
 LinearAlgebra = "1.9"
-Makie = "0.20"
+Makie = "0.21"
 NearestNeighbors = "0.4"
 Random = "1.9"
 Rotations = "1.5.1"
+ScopedValues = "1.2"
 SparseArrays = "1.9"
 StaticArrays = "1.0"
 StatsBase = "0.33, 0.34"
-Transducers = "0.4"
-TransformsBase = "1.4.1"
+TiledIteration = "0.5"
+TransformsBase = "1.6"
 Unitful = "1.17"
 julia = "1.9"
+
+[extensions]
+MeshesMakieExt = "Makie"
+
+[weakdeps]
+Makie = "ee78f7c6-11fb-53f2-987a-cfe4a2b5a57a"

docs/Project.toml

@@ -1,10 +1,9 @@
 [deps]
 CairoMakie = "13f3f980-e62b-5c42-98c6-ff1f3baf88f0"
+CoordRefSystems = "b46f11dc-f210-4604-bfba-323c1ec968cb"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
-DocumenterTools = "35a29f4d-8980-5a13-9543-d66fff28ecb8"
 Meshes = "eacbb407-ea5a-433e-ab97-5258b1ca43fa"
 PlyIO = "42171d58-473b-503a-8d5f-782019eb09ec"
+Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Rotations = "6038ab10-8711-5258-84ad-4b1120ba62dc"
-
-[compat]
-Documenter = "0.27"
+Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"

docs/make.jl

@@ -1,39 +1,8 @@
 using Documenter, Meshes
-using DocumenterTools: Themes
-
-istravis = "TRAVIS" ∈ keys(ENV)
-
-Themes.compile(
-  joinpath(@__DIR__, "src/assets/light.scss"),
-  joinpath(@__DIR__, "src/assets/themes/documenter-light.css")
-)
-Themes.compile(joinpath(@__DIR__, "src/assets/dark.scss"), joinpath(@__DIR__, "src/assets/themes/documenter-dark.css"))
 
 makedocs(
-  format=Documenter.HTML(
-    assets=[
-      "assets/favicon.ico",
-      asset("https://fonts.googleapis.com/css?family=Montserrat|Source+Code+Pro&display=swap", class=:css)
-    ],
-    prettyurls=istravis,
-    mathengine=KaTeX(
-      Dict(
-        :macros => Dict(
-          "\\x" => "\\boldsymbol{x}",
-          "\\z" => "\\boldsymbol{z}",
-          "\\l" => "\\boldsymbol{\\lambda}",
-          "\\c" => "\\boldsymbol{c}",
-          "\\C" => "\\boldsymbol{C}",
-          "\\g" => "\\boldsymbol{g}",
-          "\\G" => "\\boldsymbol{G}",
-          "\\f" => "\\boldsymbol{f}",
-          "\\F" => "\\boldsymbol{F}",
-          "\\R" => "\\mathbb{R}",
-          "\\1" => "\\mathbb{1}"
-        )
-      )
-    )
-  ),
+  warnonly=[:missing_docs, :cross_references],
+  format=Documenter.HTML(prettyurls=get(ENV, "CI", nothing) == "true"),
   sitename="Meshes.jl",
   authors="Júlio Hoffimann and contributors",
   pages=[
@@ -47,7 +16,9 @@ makedocs(
         "algorithms/sampling.md",
         "algorithms/partitioning.md",
         "algorithms/discretization.md",
+        "algorithms/tesselation.md",
         "algorithms/refinement.md",
+        "algorithms/coarsening.md",
         "algorithms/simplification.md",
         "algorithms/intersection.md",
         "algorithms/clipping.md",
@@ -61,8 +32,10 @@ makedocs(
         "algorithms/hulls.md"
       ],
       "Transforms" => "transforms.md",
+      "Random" => "rand.md",
       "Visualization" => "visualization.md",
-      "Input/Output" => "io.md"
+      "Input/Output" => "io.md",
+      "Tolerances" => "tolerances.md"
     ],
     "Contributing" => ["contributing/guidelines.md"],
     "About" => ["License" => "about/license.md"],

docs/src/algorithms/boundingbox.md

@@ -2,6 +2,7 @@
 
 ```@example boundingbox
 using Meshes # hide
+using CoordRefSystems # hide
 import CairoMakie as Mke # hide
 ```
 
@@ -10,7 +11,7 @@ boundingbox
 ```
 
 ```@example boundingbox
-pset = PointSet(rand(Point2, 100))
+pset = PointSet(rand(Point, 100, crs=Cartesian2D))
 bbox = boundingbox(pset)
 
 fig = Mke.Figure(size = (800, 400))

docs/src/algorithms/clamping.md

@@ -3,16 +3,17 @@
 Meshes adds methods to Julia's built-in `clamp` function. The additional methods clamp points to the edges of a box in any number of dimensions. The target points and boxes must have the same number of dimensions and the same numeric type.
 
 ```@docs
-clamp(point::Point{Dim,T}, box::Box{Dim,T}) where {Dim,T}
-clamp(points::PointSet{Dim,T}, box::Box{Dim,T}) where {Dim,T}
+clamp(::Point, ::Box)
+clamp(::PointSet, ::Box)
 ```
 
 ```@example clamping
 using Meshes # hide
+using CoordRefSystems # hide
 import CairoMakie as Mke # hide
 
 # set of 2D points to clamp
-points = PointSet(rand(2, 100))
+points = PointSet(rand(Point, 100, crs=Cartesian2D))
 
 # 2D box defining the clamping boundaries
 box = Box((0.25, 0.25), (0.75, 0.75))
@@ -28,4 +29,4 @@ ax = Mke.Axis(fig[1,2], title="clamped", aspect=1, limits=(0,1,0,1))
 viz!(ax, box)
 viz!(ax, clamped, color=:black, pointsize=6)
 fig
-```
+```

docs/src/algorithms/clipping.md

@@ -10,10 +10,10 @@ clip
 ClippingMethod
 ```
 
-## SutherlandHodgman
+## Sutherland-Hodgman
 
 ```@docs
-SutherlandHodgman
+SutherlandHodgmanClipping
 ```
 
 ```@example clipping
@@ -26,7 +26,7 @@ poly = PolyArea([outer, inner])
 other = Box((0,1), (3,7))
 
 # clipped polygon
-clipped = clip(poly, other, SutherlandHodgman())
+clipped = clip(poly, other, SutherlandHodgmanClipping())
 
 viz(poly)
 viz!(other, color = :black, alpha = 0.2)

docs/src/algorithms/coarsening.md

@@ -0,0 +1,33 @@
+# Coarsening
+
+```@example coarsening
+using Meshes # hide
+import CairoMakie as Mke # hide
+```
+
+```@docs
+coarsen
+CoarseningMethod
+```
+
+## RegularCoarsening
+
+```@docs
+RegularCoarsening
+```
+
+```@example coarsening
+grid = CartesianGrid(100, 100)
+
+# refine three times
+cor1 = coarsen(grid, RegularCoarsening(2, 2))
+cor2 = coarsen(cor1, RegularCoarsening(3, 2))
+cor3 = coarsen(cor2, RegularCoarsening(2, 3))
+
+fig = Mke.Figure(size = (800, 800))
+viz(fig[1,1], grid, showsegments = true)
+viz(fig[1,2], cor1, showsegments = true)
+viz(fig[2,1], cor2, showsegments = true)
+viz(fig[2,2], cor3, showsegments = true)
+fig
+```