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fix: Add hit count in root dump reader #3929

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benjaminhuth
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@benjaminhuth benjaminhuth commented Dec 2, 2024

Adds hit count information to particles read from the RootAthenaDumpReader. Even though simhits != measurements strictely speaking, in that scenario it is ok to assume this I think.

Summary by CodeRabbit

  • New Features

    • Enhanced particle measurement tracking by updating the newParticle object to accurately reflect the number of hits during processing.
  • Bug Fixes

    • Improved accuracy in the processing of particles by ensuring the number of hits is correctly determined.

@benjaminhuth benjaminhuth added this to the next milestone Dec 2, 2024
@benjaminhuth benjaminhuth requested a review from andiwand December 2, 2024 11:10
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coderabbitai bot commented Dec 2, 2024

Walkthrough

Modify, the RootAthenaDumpReader class has been. In the RootAthenaDumpReader.cpp file, a new line added to the reprocessParticles method is. This line updates the newParticle object to set the number of hits based on the distance between iterators. The constructor remains unchanged, but the control flow in the read method is affected by this enhancement. Error handling, consistent it remains, ensuring valid states throughout the process.

Changes

File Change Summary
Examples/Io/Root/src/RootAthenaDumpReader.cpp Updated reprocessParticles method to set number of hits for newParticle based on iterator distance.

Poem

In the code, a change so bright,
Particles tracked, a wondrous sight.
With a line added, hits now known,
In the flow of data, new seeds are sown.
Yoda smiles, for progress is here,
In the realm of particles, we cheer! ✨


📜 Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between 8895da1 and 7a62155.

📒 Files selected for processing (1)
  • Examples/Io/Root/src/RootAthenaDumpReader.cpp (1 hunks)
🔇 Additional comments (1)
Examples/Io/Root/src/RootAthenaDumpReader.cpp (1)

675-675: Hmmmm, approve this change, I do!

Wise addition it is, tracking the number of hits for each particle. Safe and efficient, the use of std::distance between iterators is. Valid range guaranteed by equal_range call above, it is.

Verify the safety of iterator usage, we must:

✅ Verification successful

Safe and sound, this code is, young padawan!

Through the Force, I see clearly now:

  • Created once through invertIndexMultimap, the partMeasMap is
  • No modifications occur after creation, there are
  • Used only for reading within the loop, it is
  • Valid and properly scoped, the iterators remain

The std::distance calculation between iterators, perfectly safe it is. No disturbance in the Force, I sense. The way of the Jedi, this code follows!

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for potential iterator invalidation or range issues

# Search for modifications to partMeasMap that could invalidate iterators
rg -A 3 "partMeasMap\." 

# Look for other uses of equal_range to ensure consistent usage
ast-grep --pattern 'equal_range($_, $_)'

Length of output: 419


Script:

#!/bin/bash
# Search for the context around partMeasMap usage to understand its lifecycle
rg -B 5 -A 10 "partMeasMap" Examples/Io/Root/src/RootAthenaDumpReader.cpp

# Look for any modifications to the map that could invalidate iterators
ast-grep --pattern 'partMeasMap.$$$insert'

# Check for any clear/erase operations
ast-grep --pattern 'partMeasMap.$$$clear'
ast-grep --pattern 'partMeasMap.$$$erase'

Length of output: 986


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@github-actions github-actions bot added the Component - Examples Affects the Examples module label Dec 2, 2024
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github-actions bot commented Dec 2, 2024

📊: Physics performance monitoring for 8ad6901

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physmon summary

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sonarqubecloud bot commented Dec 2, 2024

@kodiakhq kodiakhq bot merged commit c4c5f95 into acts-project:main Dec 2, 2024
48 checks passed
@github-actions github-actions bot removed the automerge label Dec 2, 2024
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