Initial setup for G4 FastSim hooks with a toy example for Absorber - #15699

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sawenzel:sawenzel/abso-fastsim-envelope

Commits on Aug 20, 2026

Please consider the following formatting changes

alibuild
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sawenzel
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b643cdc

Commits on Sep 19, 2026

Give the absorber mother volume a material of its own
sawenzel
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41278a4
Add a fast simulation hook for Geant4 and a toy absorber model
sawenzel
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78f7d7f
Add a simulation example for the absorber fast simulation
sawenzel
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aef62c3
Record what the absorber fast simulation example measures
sawenzel
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f0bd228
Record that the toy model does not fire on the muon-arm path
sawenzel
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2b7e283
Trigger a fast simulation model on its envelope, not on its region
sawenzel
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8be434d
Address review: let a model override DoIt, and fix the example's config
sawenzel
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70a9679
Rewrite the absorber fast simulation example
sawenzel
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679654c