43c11ccaa8f22811a85c85c6e743b0f7e8e95dbb
Editor-only, default off. 259^3 ring split into 1,000 aligned 32^3 chunks; cache/index builds bounded by chunks (948 room/SDF caches, 800 active-op lists, 8,532 index tables); 800 block setups + 201,243 scalar fallback points (1.16%); no per-point GetDensityAt on supported routes. Six workers: live 7.07 s wall / 1.678 us per sample; prepared 7.92 s / 1.595 us. Candidate visits 21.2 -> 15.8 per sample, evaluations 6.31 -> 5.75; room / tunnel / tunnel-core evaluations unchanged (48.1 M / 5.0 M / 38.4 M for 17.4 M samples). Passage evals 18.1 M -> 8.4 M. Exact: 0 Q16/sign disagreements, five seeds, same hash on 1 and 6 workers, reach shrink caught. Luna's verdict: 600 ms is not reachable while every lattice point evaluates the exact current density; 27.7 worker-CPU seconds need >= 7.7x less work. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01MmSoF64BbRFmk9C3p1VsBJ
measure(step2c): setup once per chunk, still 1.6 us/sample -- exact per-sample density misses 600 ms
measure(step2c): setup once per chunk, still 1.6 us/sample -- exact per-sample density misses 600 ms
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