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=== N = 200000 points ===
mount (three panes, first draw) 47.3 ms
hover sweep, main pane                        120 ev    1.82 ms/ev   frames p50 16.7 p95 17.6 max 34.2   LoAF 0
hover sweep, tick pane (hkl lookup)            60 ev    1.49 ms/ev   frames p50 16.7 p95 17.3 max 17.7   LoAF 0
drag-zoom (5 drags x 20 moves)                110 ev    2.26 ms/ev   frames p50 16.7 p95 17.2 max 17.7   LoAF 0
double-click reset                              1 ev   31.35 ms/ev   frames p50 16.7 p95 16.7 max 16.7   LoAF 0
  zoomed to [ '32.375', '32.546' ] reset to [ '5.000', '60.000' ]
wheel zoom in+out (120 events)                120 ev    5.87 ms/ev   frames p50 16.7 p95 17.5 max 17.7   LoAF 0
wheel pan (60 events)                          60 ev    6.49 ms/ev   frames p50 16.7 p95 17.3 max 17.7   LoAF 0
alt-drag pan (40 moves)                        40 ev    5.85 ms/ev   frames p50 16.7 p95 16.8 max 17.5   LoAF 0
  after pans [ '33.440', '38.440' ]
exclude-region drags (5 x 20 moves)           110 ev    2.16 ms/ev   frames p50 16.7 p95 17.3 max 17.7   LoAF 0
  excluded regions 1 -> 6; range still 5.00,60.00
peak drag-move (60 moves)                      60 ev    2.55 ms/ev   frames p50 16.7 p95 17.6 max 17.7   LoAF 0
  peak 30 moved 20.5399 -> 21.6112
peak click-add (10 clicks)                     10 ev    7.04 ms/ev   frames p50 16.7 p95 17.3 max 17.5   LoAF 0
  peaks 40 -> add 50; shift-click excl false -> true; right-click remove -> 49
table -> plot hover ring (120)                120 ev    0.56 ms/ev   frames p50 16.7 p95 17.4 max 17.5   LoAF 0
legend toggle (10)                             10 ev    1.73 ms/ev   frames p50 16.7 p95 17.0 max 17.0   LoAF 0
  programmatic (max of reps where repeated), ms: {"sqrt":24.4,"log":11.1,"lin":7.2,"dark":0.6,"light":0.5,"stage":22.2,"stageKeepsZoom":[20,22],"resize":1.9,"cand426":0.2,"cand92k":9.6}
hover sweep with 92,103 candidate lines        60 ev    1.33 ms/ev   frames p50 16.7 p95 17.1 max 17.7   LoAF 0
wheel zoom with 92,103 candidate lines         60 ev    6.20 ms/ev   frames p50 16.7 p95 17.2 max 33.4   LoAF 1 (max 57)
  copy PNG {"ms":17,"bytes":110941,"w":1200,"h":638} clipboard read back {"types":["image/png"],"bytes":99935}
  copy TSV full {"ms":73.70000004768372,"rows":199999,"chars":18565793} read back chars 18565793 | zoomed {"ms":2.100000023841858,"rows":7272,"chars":676333}
