Allow fitting algorithms to reuse CKF fit

[stephenswat]

This commit enables our fitting algorithms to use prefitted tracks, such that we can reuse the fitting information from the CKF. Note that we also preserve the ability to work with unfitted tracks.

[sonarqubecloud]

Quality Gate passed

Issues
13 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
8.3% Duplication on New Code

See analysis details on SonarQube Cloud

[stephenswat]

Physics performance summary

Here is a summary of the physics performance effects of this PR. Command used:

traccc_seeding_example_cuda --input-directory=/data/Acts/odd-simulations-20240506/geant4_ttbar_mu200 --digitization-file=geometries/odd/odd-digi-geometric-config.json --detector-file=geometries/odd/odd-detray_geometry_detray.json --grid-file=geometries/odd/odd-detray_surface_grids_detray.json --material-file=geometries/odd/odd-detray_material_detray.json --input-events=10 --use-acts-geom-source=on --check-performance --truth-finding-min-track-candidates=5 --truth-finding-min-pt=1.0 --truth-finding-min-z=-150 --truth-finding-max-z=150 --truth-finding-max-r=10 --seed-matching-ratio=0.99 --track-matching-ratio=0.5 --track-candidates-range=5:100 --seedfinder-vertex-range=-150:150

Seeding performance

Total number of seeds went from 298345 to 298342 (-0.0%)

Seeding plots

Track finding performance

Total number of found tracks went from 101323 to 101341 (+0.0%)

Finding plots

Track fitting performance

Total number of fitted tracks went from 101323 to 101339 (+0.0%)

Fitting plots

Note

This is an automated message produced on the explicit request of a human being.