60-70% of a large detector lies outside the resolution band the walk bins, and every one paid a
square root and two arctangents on every iteration. A test on tan(2theta) = rho / lz with a 0.1%
margin, far above float rounding, drops them first; every pixel the exact test keeps still reaches it.
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01D1G8gJVAy6gp1K5Dz3NE5C
leonarski_fandClaude Opus 5.5
2746c50822