Add benchmark action (#1221)

* Add benchmark action

* Refactor benchmarks.jl

* Fix annoying performance test on MacOS

* Update .github/workflows/Benchmarks.yml

Co-authored-by: Joshua Lampert <[email protected]>

---------

Co-authored-by: Joshua Lampert <[email protected]>

Author: juliohm

.github/workflows/Benchmarks.yml

@@ -0,0 +1,20 @@
+name: Benchmarks
+on:
+  pull_request_target:
+    branches: [ master ]
+permissions:
+  pull-requests: write
+
+jobs:
+  bench:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        version:
+          - 'lts'
+          - '1'
+    steps:
+      - uses: MilesCranmer/AirspeedVelocity.jl@action-v1
+        with:
+          julia-version: ${{ matrix.version }}
+          bench-on: ${{ github.event.pull_request.head.sha }}

benchmark/benchmarks.jl

@@ -0,0 +1,17 @@
+using BenchmarkTools
+using Meshes
+
+const SUITE = BenchmarkGroup()
+
+# ---------
+# CLIPPING
+# ---------
+
+SUITE["clipping"] = BenchmarkGroup()
+
+s1 = Sphere((0, 0), 1)
+s2 = Sphere((1, 0), 1)
+r1 = Ring([s1(t) for t in 0.1:0.1:1.0])
+r2 = Ring([s2(t) for t in 0.1:0.1:1.0])
+
+SUITE["clipping"]["SutherlandHodgman"] = @benchmarkable clip($r1, $r2, SutherlandHodgmanClipping())

test/predicates.jl

@@ -594,7 +594,7 @@ end
   b2 = Box(cart(2, 2), cart(5, 5))
   @test intersects(b1, b2)
   @test intersects(b2, b1)
-  @test @elapsed(intersects(b1, b2)) < 5e-5
+  @test @elapsed(intersects(b1, b2)) < 1e-4
   @test @allocated(intersects(b1, b2)) < 100
 
   # partial application