ci: Add pythia8 particles and vertices to physmon output (#3375)

I'm investigating physmon seemingly randomly failing. By adding these
outputs, I might be able to see if it's pythia producing different truth
inputs to the chain, or if something else is wrong.

.github/workflows/builds.yml

@@ -52,7 +52,7 @@ jobs:
         # versions
         # Need to set git user & email for patching to work (GeoModel plugin)
         run: >
-          git config --global user.name 'CI' && 
+          git config --global user.name 'CI' &&
           git config --global user.email '<>' &&
           ccache -z &&
           cmake -B build -S .
@@ -198,7 +198,10 @@ jobs:
           && source build/this_acts_withdeps.sh
           && echo "::endgroup::"
           && CI/physmon/phys_perf_mon.sh all physmon
-          && cat physmon/summary.md >> $GITHUB_STEP_SUMMARY
+
+      - name: Post step summary
+        if: always()
+        run: cat physmon/summary.md >> $GITHUB_STEP_SUMMARY
 
       - uses: actions/upload-artifact@v4
         if: always()

CI/physmon/phys_perf_mon.sh

@@ -406,6 +406,32 @@ if [[ "$mode" == "all" || "$mode" == "fullchains" ]]; then
         $refdir/performance_amvf_gridseeder_ttbar_hist.root \
         "AMVF (+grid seeder) ttbar" \
         amvf_gridseeder_ttbar
+
+    run Examples/Scripts/generic_plotter.py \
+        $outdir/pythia8_particles_ttbar.root \
+        particles \
+        $outdir/particles_ttbar_hist.root \
+        --silent \
+        --config CI/physmon/pythia8_ttbar_config.yml
+
+    run_histcmp \
+      $outdir/particles_ttbar_hist.root \
+      $refdir/particles_ttbar_hist.root \
+      "Particles ttbar" \
+      particles_ttbar
+
+    run Examples/Scripts/generic_plotter.py \
+        $outdir/pythia8_vertices_ttbar.root \
+        vertices \
+        $outdir/vertices_ttbar_hist.root \
+        --silent \
+        --config CI/physmon/pythia8_ttbar_config.yml
+
+    run_histcmp \
+      $outdir/vertices_ttbar_hist.root \
+      $refdir/vertices_ttbar_hist.root \
+      "Vertices ttbar" \
+      vertices_ttbar
 fi
 
 if [[ "$mode" == "all" || "$mode" == "gsf" ]]; then

CI/physmon/pythia8_ttbar_config.yml

@@ -0,0 +1,67 @@
+histograms:
+  outgoing_particles:
+    nbins: 100
+    min: 0
+    max: 1e13
+
+  vt:
+    nbins: 100
+    min: 0
+    max: 1e5
+
+  "vx|vy":
+    nbins: 100
+    min: -100
+    max: 100
+
+  vz:
+    nbins: 100
+    min: -1e4
+    max: 1e4
+
+  eta:
+    nbins: 100
+    min: -15
+    max: 15
+
+  m:
+    nbins: 100
+    min: 0
+    max: 2
+
+  "p|pt":
+    nbins: 100
+    min: 0.0
+    max: 200
+
+  phi:
+    nbins: 100
+    min: -4.0
+    max: 4.0
+
+  "px|py":
+    nbins: 100
+    min: -5.0
+    max: 5.0
+
+  pz:
+    nbins: 100
+    min: -1000
+    max: 1000
+
+  q:
+    nbins: 100
+    min: -2.0
+    max: 2.0
+
+exclude:
+  - event_id
+  - particle_id
+  - particle_type
+  - process
+  - vertex_id
+  - vertex_primary
+  - vertex_secondary
+  - particle
+  - generation
+  - sub_particle

CI/physmon/workflows/physmon_track_finding_ttbar.py

@@ -55,6 +55,7 @@
             stddev=acts.Vector4(0.0125 * u.mm, 0.0125 * u.mm, 55.5 * u.mm, 5.0 * u.ns),
         ),
         rnd=rnd,
+        outputDirRoot=tp,
     )
 
     addFatras(
@@ -169,7 +170,11 @@
         "tracksummary_ckf",
         "performance_amvf",
         "performance_amvf_gridseeder",
-    ] + (["performance_seeding", "performance_ambi"]):
+        "performance_seeding",
+        "performance_ambi",
+        "pythia8_particles",
+        "pythia8_vertices",
+    ]:
         perf_file = tp / f"{stem}.root"
         assert perf_file.exists(), "Performance file not found"
         shutil.copy(perf_file, setup.outdir / f"{stem}_ttbar.root")